Analysis
-
max time kernel
139s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20240910-en -
resource tags
arch:x64arch:x86image:win10v2004-20240910-enlocale:en-usos:windows10-2004-x64system -
submitted
17-09-2024 16:39
Static task
static1
Behavioral task
behavioral1
Sample
e740acfaa4be03630ca64f316d9a2917_JaffaCakes118.exe
Resource
win7-20240903-en
General
-
Target
e740acfaa4be03630ca64f316d9a2917_JaffaCakes118.exe
-
Size
364KB
-
MD5
e740acfaa4be03630ca64f316d9a2917
-
SHA1
26cc9eeae14f16f877b85ed5e4e9d3473637ded4
-
SHA256
265800e994e4e7d90e42faa896c4ecc2e32a0bd096df0a71cf39deee41e367d5
-
SHA512
1b2c5daf6383626a84ce5ca467d0c695cedb395cf6acaf85476de92b54ad79df6c1c9a164f79ae15ae699d1f5c1bcf68092e9a1cb28a1d0abb02c48467640abd
-
SSDEEP
6144:WBOO856a60r+UogID97/IXjBE7SL+MEXxtSbsP6ANO:WBOO3VKID90TBEhx4O6aO
Malware Config
Signatures
-
Dave packer 2 IoCs
Detects executable using a packer named 'Dave' by the community, based on a string at the end.
resource yara_rule behavioral2/memory/852-3-0x0000000000750000-0x0000000000782000-memory.dmp dave behavioral2/memory/852-5-0x0000000000600000-0x0000000000630000-memory.dmp dave -
System Location Discovery: System Language Discovery 1 TTPs 1 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language e740acfaa4be03630ca64f316d9a2917_JaffaCakes118.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 852 e740acfaa4be03630ca64f316d9a2917_JaffaCakes118.exe 852 e740acfaa4be03630ca64f316d9a2917_JaffaCakes118.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 2512 wermgr.exe Token: SeDebugPrivilege 2512 wermgr.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 852 wrote to memory of 2512 852 e740acfaa4be03630ca64f316d9a2917_JaffaCakes118.exe 98 PID 852 wrote to memory of 2512 852 e740acfaa4be03630ca64f316d9a2917_JaffaCakes118.exe 98 PID 852 wrote to memory of 2512 852 e740acfaa4be03630ca64f316d9a2917_JaffaCakes118.exe 98 PID 852 wrote to memory of 2512 852 e740acfaa4be03630ca64f316d9a2917_JaffaCakes118.exe 98 -
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
-
C:\Users\Admin\AppData\Local\Temp\e740acfaa4be03630ca64f316d9a2917_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\e740acfaa4be03630ca64f316d9a2917_JaffaCakes118.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:852 -
C:\Windows\system32\wermgr.exeC:\Windows\system32\wermgr.exe2⤵
- Suspicious use of AdjustPrivilegeToken
PID:2512
-