Analysis
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max time kernel
149s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
30-08-2024 16:02
Static task
static1
Behavioral task
behavioral1
Sample
cb2b362c3fb0bee335ac936e893777ac_JaffaCakes118.exe
Resource
win7-20240729-en
General
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Target
cb2b362c3fb0bee335ac936e893777ac_JaffaCakes118.exe
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Size
574KB
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MD5
cb2b362c3fb0bee335ac936e893777ac
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SHA1
2a9cb408e00439efb50facd7035e832a993a9419
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SHA256
7458ccc833c0eb641db1c99f6b3140be133e4abb6a907a3bddd00ab0a44deaec
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SHA512
251a486d2e359cf84f7546ab499a031a5699a77f0275a39ebecdf4cb85ad72506a269aeef142b0f81569923ef01cd6262d81dd45693745ef30d5b46be263f58e
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SSDEEP
12288:aAuiMOOMzQCR4UjDZ3Ckep1CCQMMvJyVb9l:nu36zQCR4UFBec3v
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
pid Process 4920 svhost.exe -
Drops desktop.ini file(s) 2 IoCs
description ioc Process File created C:\Windows\assembly\Desktop.ini cb2b362c3fb0bee335ac936e893777ac_JaffaCakes118.exe File opened for modification C:\Windows\assembly\Desktop.ini cb2b362c3fb0bee335ac936e893777ac_JaffaCakes118.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 1856 set thread context of 4920 1856 cb2b362c3fb0bee335ac936e893777ac_JaffaCakes118.exe 89 -
Drops file in Windows directory 3 IoCs
description ioc Process File opened for modification C:\Windows\assembly cb2b362c3fb0bee335ac936e893777ac_JaffaCakes118.exe File created C:\Windows\assembly\Desktop.ini cb2b362c3fb0bee335ac936e893777ac_JaffaCakes118.exe File opened for modification C:\Windows\assembly\Desktop.ini cb2b362c3fb0bee335ac936e893777ac_JaffaCakes118.exe -
System Location Discovery: System Language Discovery 1 TTPs 2 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 svhost.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cb2b362c3fb0bee335ac936e893777ac_JaffaCakes118.exe -
Suspicious behavior: EnumeratesProcesses 13 IoCs
pid Process 1856 cb2b362c3fb0bee335ac936e893777ac_JaffaCakes118.exe 1856 cb2b362c3fb0bee335ac936e893777ac_JaffaCakes118.exe 1856 cb2b362c3fb0bee335ac936e893777ac_JaffaCakes118.exe 1856 cb2b362c3fb0bee335ac936e893777ac_JaffaCakes118.exe 1856 cb2b362c3fb0bee335ac936e893777ac_JaffaCakes118.exe 1856 cb2b362c3fb0bee335ac936e893777ac_JaffaCakes118.exe 1856 cb2b362c3fb0bee335ac936e893777ac_JaffaCakes118.exe 1856 cb2b362c3fb0bee335ac936e893777ac_JaffaCakes118.exe 1856 cb2b362c3fb0bee335ac936e893777ac_JaffaCakes118.exe 1856 cb2b362c3fb0bee335ac936e893777ac_JaffaCakes118.exe 1856 cb2b362c3fb0bee335ac936e893777ac_JaffaCakes118.exe 1856 cb2b362c3fb0bee335ac936e893777ac_JaffaCakes118.exe 1856 cb2b362c3fb0bee335ac936e893777ac_JaffaCakes118.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 4920 svhost.exe -
Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 1856 cb2b362c3fb0bee335ac936e893777ac_JaffaCakes118.exe Token: SeDebugPrivilege 4920 svhost.exe Token: 33 4920 svhost.exe Token: SeIncBasePriorityPrivilege 4920 svhost.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 4920 svhost.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 1856 wrote to memory of 4920 1856 cb2b362c3fb0bee335ac936e893777ac_JaffaCakes118.exe 89 PID 1856 wrote to memory of 4920 1856 cb2b362c3fb0bee335ac936e893777ac_JaffaCakes118.exe 89 PID 1856 wrote to memory of 4920 1856 cb2b362c3fb0bee335ac936e893777ac_JaffaCakes118.exe 89 PID 1856 wrote to memory of 4920 1856 cb2b362c3fb0bee335ac936e893777ac_JaffaCakes118.exe 89 PID 1856 wrote to memory of 4920 1856 cb2b362c3fb0bee335ac936e893777ac_JaffaCakes118.exe 89 PID 1856 wrote to memory of 4920 1856 cb2b362c3fb0bee335ac936e893777ac_JaffaCakes118.exe 89 PID 1856 wrote to memory of 4920 1856 cb2b362c3fb0bee335ac936e893777ac_JaffaCakes118.exe 89 PID 1856 wrote to memory of 4920 1856 cb2b362c3fb0bee335ac936e893777ac_JaffaCakes118.exe 89
Processes
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C:\Users\Admin\AppData\Local\Temp\cb2b362c3fb0bee335ac936e893777ac_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\cb2b362c3fb0bee335ac936e893777ac_JaffaCakes118.exe"1⤵
- Drops desktop.ini file(s)
- Suspicious use of SetThreadContext
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1856 -
C:\Users\Admin\AppData\Local\Temp\svhost.exe"C:\Users\Admin\AppData\Local\Temp\svhost.exe"2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:4920
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C:\Windows\system32\wbem\WmiApSrv.exeC:\Windows\system32\wbem\WmiApSrv.exe1⤵PID:880
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
89KB
MD584c42d0f2c1ae761bef884638bc1eacd
SHA14353881e7f4e9c7610f4e0489183b55bb58bb574
SHA256331487446653875bf1e628b797a5283e40056654f7ff328eafbe39b0304480d3
SHA51243c307a38faa3a4b311597034cf75035a4434a1024d2a54e867e6a94b53b677898d71a858438d119000e872a7a6e92c5b31d277a8c207a94375ed4fd3c7beb87