Analysis
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max time kernel
138s -
max time network
125s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
16-05-2024 14:22
Static task
static1
Behavioral task
behavioral1
Sample
4b8550111cb6dd2b93e74e0ddebe61d5_JaffaCakes118.exe
Resource
win7-20240221-en
General
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Target
4b8550111cb6dd2b93e74e0ddebe61d5_JaffaCakes118.exe
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Size
364KB
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MD5
4b8550111cb6dd2b93e74e0ddebe61d5
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SHA1
428b196403c03a9cdf2e0a17c63bffe8a481490d
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SHA256
d85c4ef3432a831412fb68429da618d7c8071a9309e61abe99bc5e27e9f03d0b
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SHA512
60997494c676026b7f5e3a75f2685fa0b4f075986d2325603f381008943b7207d5d5d761e19f3422dfe40042528a2b9480847755cd362419a23d18379f2d80a8
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SSDEEP
6144:WBOO856a60r+UogID97/IXjBE7SL+MEXxtSbsP6ANw:WBOO3VKID90TBEhx4O6aw
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/3592-3-0x0000000000720000-0x0000000000752000-memory.dmp dave behavioral2/memory/3592-9-0x00000000006F0000-0x0000000000720000-memory.dmp dave -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
4b8550111cb6dd2b93e74e0ddebe61d5_JaffaCakes118.exepid process 3592 4b8550111cb6dd2b93e74e0ddebe61d5_JaffaCakes118.exe 3592 4b8550111cb6dd2b93e74e0ddebe61d5_JaffaCakes118.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
wermgr.exedescription pid process Token: SeDebugPrivilege 4028 wermgr.exe Token: SeDebugPrivilege 4028 wermgr.exe -
Suspicious use of WriteProcessMemory 4 IoCs
Processes:
4b8550111cb6dd2b93e74e0ddebe61d5_JaffaCakes118.exedescription pid process target process PID 3592 wrote to memory of 4028 3592 4b8550111cb6dd2b93e74e0ddebe61d5_JaffaCakes118.exe wermgr.exe PID 3592 wrote to memory of 4028 3592 4b8550111cb6dd2b93e74e0ddebe61d5_JaffaCakes118.exe wermgr.exe PID 3592 wrote to memory of 4028 3592 4b8550111cb6dd2b93e74e0ddebe61d5_JaffaCakes118.exe wermgr.exe PID 3592 wrote to memory of 4028 3592 4b8550111cb6dd2b93e74e0ddebe61d5_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\4b8550111cb6dd2b93e74e0ddebe61d5_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\4b8550111cb6dd2b93e74e0ddebe61d5_JaffaCakes118.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3592 -
C:\Windows\system32\wermgr.exeC:\Windows\system32\wermgr.exe2⤵
- Suspicious use of AdjustPrivilegeToken
PID:4028
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