Analysis
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max time kernel
137s -
max time network
104s -
platform
windows10-2004_x64 -
resource
win10v2004-20240426-en -
resource tags
arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system -
submitted
12-05-2024 18:56
Static task
static1
Behavioral task
behavioral1
Sample
3b997e70d1702141eb6987d2be7b0c5f_JaffaCakes118.exe
Resource
win7-20240220-en
General
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Target
3b997e70d1702141eb6987d2be7b0c5f_JaffaCakes118.exe
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Size
364KB
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MD5
3b997e70d1702141eb6987d2be7b0c5f
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SHA1
7f7a1757886c40bfa21375e6e86676d62bf2d310
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SHA256
d1888f6afd2eae24994bce33b8ae6846638573e36a583bcebec7622ed0989465
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SHA512
d26019d70f44552689e6b69eea6aed8b3e06bbd92453f767a1c2541509ba678a06e516b07e03621521bfa9f1f10cee25ae578794e917fa4ada3ca7b79ed7dd45
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SSDEEP
6144:WBOO856a60r+UogID97/IXjBE7SL+MEXxtSbsP6ANn:WBOO3VKID90TBEhx4O6an
Malware Config
Signatures
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Dave packer 2 IoCs
Detects executable using a packer named 'Dave' by the community, based on a string at the end.
Processes:
resource yara_rule behavioral2/memory/3040-3-0x0000000000930000-0x0000000000962000-memory.dmp dave behavioral2/memory/3040-8-0x0000000000900000-0x0000000000930000-memory.dmp dave -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
3b997e70d1702141eb6987d2be7b0c5f_JaffaCakes118.exepid process 3040 3b997e70d1702141eb6987d2be7b0c5f_JaffaCakes118.exe 3040 3b997e70d1702141eb6987d2be7b0c5f_JaffaCakes118.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
wermgr.exedescription pid process Token: SeDebugPrivilege 1420 wermgr.exe Token: SeDebugPrivilege 1420 wermgr.exe -
Suspicious use of WriteProcessMemory 4 IoCs
Processes:
3b997e70d1702141eb6987d2be7b0c5f_JaffaCakes118.exedescription pid process target process PID 3040 wrote to memory of 1420 3040 3b997e70d1702141eb6987d2be7b0c5f_JaffaCakes118.exe wermgr.exe PID 3040 wrote to memory of 1420 3040 3b997e70d1702141eb6987d2be7b0c5f_JaffaCakes118.exe wermgr.exe PID 3040 wrote to memory of 1420 3040 3b997e70d1702141eb6987d2be7b0c5f_JaffaCakes118.exe wermgr.exe PID 3040 wrote to memory of 1420 3040 3b997e70d1702141eb6987d2be7b0c5f_JaffaCakes118.exe wermgr.exe -
Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
Processes
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C:\Users\Admin\AppData\Local\Temp\3b997e70d1702141eb6987d2be7b0c5f_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\3b997e70d1702141eb6987d2be7b0c5f_JaffaCakes118.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3040 -
C:\Windows\system32\wermgr.exeC:\Windows\system32\wermgr.exe2⤵
- Suspicious use of AdjustPrivilegeToken
PID:1420
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