Analysis
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max time kernel
122s -
max time network
124s -
platform
windows7_x64 -
resource
win7-20240508-en -
resource tags
arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system -
submitted
04-07-2024 16:54
Static task
static1
Behavioral task
behavioral1
Sample
passfab-for-excel.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
passfab-for-excel.exe
Resource
win10v2004-20240611-en
General
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Target
passfab-for-excel.exe
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Size
29.8MB
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MD5
68995620bc86cf373d3f4747f1627f8b
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SHA1
ddbf743a66ad64650c57ebd5fa7eb2c0ed3f439e
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SHA256
1da8cb4d0f4df4cc1dff103c53d620897927326a7f91b2ad84baedd1f564c6ba
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SHA512
9c5af025f898e1fdf61cc68989ce173d5d324b72cd79477638b53c5807552feacc4397a629fe97b7b227a287ed8b7b0dba010925a70110fa9e769a1336caa33a
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SSDEEP
786432:dkX02BYuGGAA1uendMbXrMPhhXRw/JVQmjFo69gEh4c:SXNBpJ1uedsrAhVRwR+mX9gSn
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
Processes:
passfab-for-excel.tmppid process 1628 passfab-for-excel.tmp -
Loads dropped DLL 1 IoCs
Processes:
passfab-for-excel.exepid process 1936 passfab-for-excel.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
Processes:
passfab-for-excel.tmppid process 1628 passfab-for-excel.tmp -
Suspicious use of WriteProcessMemory 7 IoCs
Processes:
passfab-for-excel.exedescription pid process target process PID 1936 wrote to memory of 1628 1936 passfab-for-excel.exe passfab-for-excel.tmp PID 1936 wrote to memory of 1628 1936 passfab-for-excel.exe passfab-for-excel.tmp PID 1936 wrote to memory of 1628 1936 passfab-for-excel.exe passfab-for-excel.tmp PID 1936 wrote to memory of 1628 1936 passfab-for-excel.exe passfab-for-excel.tmp PID 1936 wrote to memory of 1628 1936 passfab-for-excel.exe passfab-for-excel.tmp PID 1936 wrote to memory of 1628 1936 passfab-for-excel.exe passfab-for-excel.tmp PID 1936 wrote to memory of 1628 1936 passfab-for-excel.exe passfab-for-excel.tmp
Processes
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C:\Users\Admin\AppData\Local\Temp\passfab-for-excel.exe"C:\Users\Admin\AppData\Local\Temp\passfab-for-excel.exe"1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1936 -
C:\Users\Admin\AppData\Local\Temp\is-QHIQK.tmp\passfab-for-excel.tmp"C:\Users\Admin\AppData\Local\Temp\is-QHIQK.tmp\passfab-for-excel.tmp" /SL5="$5014E,30644949,255488,C:\Users\Admin\AppData\Local\Temp\passfab-for-excel.exe"2⤵
- Executes dropped EXE
- Suspicious behavior: GetForegroundWindowSpam
PID:1628
Network
MITRE ATT&CK Matrix
Replay Monitor
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Downloads
-
Filesize
1.3MB
MD513a1ee6075fda4e00f288377ccfc387f
SHA138214bd25afc57d31a757818ce6a9371a1488829
SHA2561b40e13a04d1f70336e733fa450e0797bfa3a9e1df5ac040b3dda46b54a6efe9
SHA5126bb410df6ea152dc0e12bba16ae27209384b31459c7fff1656b46629dead7efb92dbd587349552ac0324145962a7ad33a470284d698d53079b6691e3ec1a281c