Malicious
Malicious

ec3d137e22c818d67a32dc889a02a6de

MS Office Document
MD5: ec3d137e22c818d67a32dc889a02a6de
Size: 675.84 KB
application/vnd.ms-office
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MD5 ec3d137e22c818d67a32dc889a02a6de
Sha1 3eae6ad03b045c2289fc4ec7a87423fd8e7febca
Sha256 a14dc55a66c53315929cd8536be054296593790732c0b440fa9cdce240dfba93
Sha384 5a1aee7ab160a5d4901b98a94d42b02f3a79ce884103603398016b238ae643d3858951336e1c483954483de68a54ab6b
Sha512 a7c71a8be83a3aac1f887769936c4a38d02dda69a1415a9c632989b00a2681017baf8e8da95f8b72eaee90f6310ce464c2cda4ed850fafab0810a5060b2ad064
SSDeep 6144:Sk3hbdlylKsgqopeJBWhZFVE+W2NdMPyzqJSaVZjEir+Pmro8YbLoLohHeKbu6Y+:qyWIaf4Q+/8FLosqa84JIj+aP9JH
TLSH 15E46C09B155C43BC99946314C96D6EABE70BC035F4EB3CB36487BAE3E7A7209B06750
Root Entry
Malicious
CompObj
Workbook
SummaryInformation
DocumentSummaryInformation
_VBA_PROJECT_CUR
Malicious
PROJECT
PROJECTwm
VBA
Malicious
dir
Module3
Module5
__SRP_0
__SRP_1
__SRP_2
__SRP_3
__SRP_4
__SRP_5
__SRP_6
__SRP_7
__SRP_8
__SRP_9
__SRP_c
__SRP_d
__SRP_e
__SRP_f
__SRP_10
__SRP_11
__SRP_12
__SRP_13
__SRP_14
__SRP_15
__SRP_16
__SRP_17
ThisWorkbook
_VBA_PROJECT
STICH beta Structural Threat Infection Chain Hash

A content-independent fingerprint of the infection method: successive formats, internal objects and MITRE techniques from the initial file to each final payload.

STICH Path = the fingerprint (canonical chain with techniques) STICH Shape = structure only Only determinant branches produce STICH Paths.
7 / 7
Path ole:doc~T1027~T1059.005~T1564.007>bin
Shape ole:doc>bin
malicious 2 nodes
Path ole:doc~T1027~T1059.005~T1564.007>ole:vba
Shape ole:doc>ole:vba
malicious 2 nodes
Trace COM ordonnée UNKNWOWNmalicious
line 6huhuhuhuhuhuhuhuhuhuhu
Trace COM ordonnée UNKNWOWNmalicious
line 4huhuhuhuhuhuhuhuhuhuhu
Trace COM ordonnée UNKNWOWNmalicious
line 2huhuhuhuhuhuhuhuhuhuhu
Trace COM ordonnée UNKNWOWNmalicious
line 3huhuhuhuhuhuhuhuhuhuhu
Full artefact values (URLs, paths, registry keys, scripts…) are available with Essential.
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Root Entry
Malicious
CompObj
Workbook
SummaryInformation
DocumentSummaryInformation
_VBA_PROJECT_CUR
Malicious
PROJECT
PROJECTwm
VBA
Malicious
dir
Module3
Module5
__SRP_0
__SRP_1
__SRP_2
__SRP_3
__SRP_4
__SRP_5
__SRP_6
__SRP_7
__SRP_8
__SRP_9
__SRP_c
__SRP_d
__SRP_e
__SRP_f
__SRP_10
__SRP_11
__SRP_12
__SRP_13
__SRP_14
__SRP_15
__SRP_16
__SRP_17
ThisWorkbook
_VBA_PROJECT

vbaDNA - VBA Stomping & Purging Stategy detection

Module Name
Module1
VBA Stomping
ATT&CK T1564.007
Malicious
Malicious Document
VBA Macro

Missing P-Code: The Office document under analysis has been identified as having undergone VBA Purging techniques, as the P-Code block within the document is currently inaccessible. As a result, the decompilation of the code was not possible, leaving only the stored code available in textual format for analysis.

VBA Purging essentially involves the elimination of the PerformanceCache section from the module streams.

To fully erase any traces of the P-Code section, the MODULEOFFSET between the two sections is adjusted to 0 by altering the _VBA_PROJECT stream, and all SRP streams that also house PerformanceCache data are removed. Following the removal of the compiled code, antivirus engines and Yara rules, which depend on precise string matches, are rendered ineffective.

This allows macros to bypass them effortlessly, owing to the compressed format of the remaining source code.

Module2
VBA Stomping
ATT&CK T1564.007
Malicious
Malicious Document
Blacklist VBA
VBA Macro

Missing P-Code: The Office document under analysis has been identified as having undergone VBA Purging techniques, as the P-Code block within the document is currently inaccessible. As a result, the decompilation of the code was not possible, leaving only the stored code available in textual format for analysis.

VBA Purging essentially involves the elimination of the PerformanceCache section from the module streams.

To fully erase any traces of the P-Code section, the MODULEOFFSET between the two sections is adjusted to 0 by altering the _VBA_PROJECT stream, and all SRP streams that also house PerformanceCache data are removed. Following the removal of the compiled code, antivirus engines and Yara rules, which depend on precise string matches, are rendered ineffective.

This allows macros to bypass them effortlessly, owing to the compressed format of the remaining source code.

Module3
VBA Macro
Module4
VBA Stomping
ATT&CK T1564.007
Malicious
Malicious Document
VBA Macro
vbaDNA free preview is limited to 3 modules. Unlock the full module analysis (decompiled P-Code, stomping diffs).
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Module5
VBA Macro
Module6
VBA Stomping
ATT&CK T1564.007
Malicious
Malicious Document
Blacklist VBA
VBA Macro
vbaDNA free preview is limited to 3 modules. Unlock the full module analysis (decompiled P-Code, stomping diffs).
Unlock with Essential
Module7
VBA Stomping
ATT&CK T1564.007
Malicious
Malicious Document
Blacklist VBA
VBA Macro
vbaDNA free preview is limited to 3 modules. Unlock the full module analysis (decompiled P-Code, stomping diffs).
Unlock with Essential
Module8
Blacklist VBA
VBA Macro
Module9
VBA Stomping
ATT&CK T1564.007
Malicious
Malicious Document
Blacklist VBA
VBA Macro
vbaDNA free preview is limited to 3 modules. Unlock the full module analysis (decompiled P-Code, stomping diffs).
Unlock with Essential
Module10
VBA Stomping
ATT&CK T1564.007
Malicious
Malicious Document
VBA Macro
vbaDNA free preview is limited to 3 modules. Unlock the full module analysis (decompiled P-Code, stomping diffs).
Unlock with Essential
Module11
VBA Stomping
ATT&CK T1564.007
Malicious
Malicious Document
Blacklist VBA
VBA Macro
vbaDNA free preview is limited to 3 modules. Unlock the full module analysis (decompiled P-Code, stomping diffs).
Unlock with Essential
Module12
VBA Stomping
ATT&CK T1564.007
Malicious
Malicious Document
Blacklist VBA
VBA Macro
vbaDNA free preview is limited to 3 modules. Unlock the full module analysis (decompiled P-Code, stomping diffs).
Unlock with Essential
ThisWorkbook
VBA Macro
No malware configuration was found at this point.
Trace COM ordonnée UNKNWOWNmalicious
line 6huhuhuhuhuhuhuhuhuhuhu
ec3d137e22c818d67a32dc889a02a6de › Root Entry › _VBA_PROJECT_CUR › VBA › Module2 › [Decompiled VBA]
Trace COM ordonnée UNKNWOWNmalicious
line 4huhuhuhuhuhuhuhuhuhuhu
ec3d137e22c818d67a32dc889a02a6de › Root Entry › _VBA_PROJECT_CUR › VBA › Module6 › [Decompiled VBA]
Trace COM ordonnée UNKNWOWNmalicious
line 2huhuhuhuhuhuhuhuhuhuhu
ec3d137e22c818d67a32dc889a02a6de › Root Entry › _VBA_PROJECT_CUR › VBA › Module7 › [Stored VBA]
Trace COM ordonnée UNKNWOWNmalicious
line 3huhuhuhuhuhuhuhuhuhuhu
ec3d137e22c818d67a32dc889a02a6de › Root Entry › _VBA_PROJECT_CUR › VBA › Module7 › [Full Diff]
Full artefact values (URLs, paths, registry keys, scripts…) are available with Essential.
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