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Analysis
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max time kernel
119s -
max time network
120s -
platform
windows7_x64 -
resource
win7-20240215-en -
resource tags
arch:x64arch:x86image:win7-20240215-enlocale:en-usos:windows7-x64system -
submitted
11/04/2024, 15:36
Static task
static1
Behavioral task
behavioral1
Sample
edc31966423e375ccfd7c4b32b1f71fd_JaffaCakes118.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
edc31966423e375ccfd7c4b32b1f71fd_JaffaCakes118.exe
Resource
win10v2004-20240226-en
General
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Target
edc31966423e375ccfd7c4b32b1f71fd_JaffaCakes118.exe
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Size
64KB
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MD5
edc31966423e375ccfd7c4b32b1f71fd
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SHA1
0bd52e03776a4358e72e37bca209f53e661387c2
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SHA256
e23d884dfeee80866b21588e94225eb6fc4fdca8cd4ea4d81a87e62957efb3d6
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SHA512
4f6c7d2cd851e38cb3f86d93426712028c82af07a41613fe563dc3e026285397e433d8deab3097c966ba36f4ea140caa89d192bc7f4c2687864047d4be50729b
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SSDEEP
1536:ull7pevhx+wcMHvPT7wdLX6mJlD+ndvC5GM9vj/RS+HLLvO:ullYvhxzhD7Q3bD+dq55jpSCvm
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
pid Process 2488 outlook.exe -
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\System = "C:\\Windows\\sys32.exe" edc31966423e375ccfd7c4b32b1f71fd_JaffaCakes118.exe -
Drops file in Windows directory 5 IoCs
description ioc Process File created C:\Windows\outlook.exe edc31966423e375ccfd7c4b32b1f71fd_JaffaCakes118.exe File opened for modification C:\Windows\outlook.exe edc31966423e375ccfd7c4b32b1f71fd_JaffaCakes118.exe File opened for modification C:\Windows\sys32.exe edc31966423e375ccfd7c4b32b1f71fd_JaffaCakes118.exe File opened for modification C:\Windows\outlook.cfg outlook.exe File created C:\Windows\sys32.exe edc31966423e375ccfd7c4b32b1f71fd_JaffaCakes118.exe -
Suspicious use of WriteProcessMemory 7 IoCs
description pid Process procid_target PID 1664 wrote to memory of 2488 1664 edc31966423e375ccfd7c4b32b1f71fd_JaffaCakes118.exe 28 PID 1664 wrote to memory of 2488 1664 edc31966423e375ccfd7c4b32b1f71fd_JaffaCakes118.exe 28 PID 1664 wrote to memory of 2488 1664 edc31966423e375ccfd7c4b32b1f71fd_JaffaCakes118.exe 28 PID 1664 wrote to memory of 2488 1664 edc31966423e375ccfd7c4b32b1f71fd_JaffaCakes118.exe 28 PID 1664 wrote to memory of 2488 1664 edc31966423e375ccfd7c4b32b1f71fd_JaffaCakes118.exe 28 PID 1664 wrote to memory of 2488 1664 edc31966423e375ccfd7c4b32b1f71fd_JaffaCakes118.exe 28 PID 1664 wrote to memory of 2488 1664 edc31966423e375ccfd7c4b32b1f71fd_JaffaCakes118.exe 28
Processes
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C:\Users\Admin\AppData\Local\Temp\edc31966423e375ccfd7c4b32b1f71fd_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\edc31966423e375ccfd7c4b32b1f71fd_JaffaCakes118.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:1664 -
C:\Windows\outlook.exeC:\Windows\outlook.exe2⤵
- Executes dropped EXE
- Drops file in Windows directory
PID:2488
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
49KB
MD50e9379e357aba95f8b9883af9b67675e
SHA1280a174a414e5b8588f42b6328af2c8c8ff4394f
SHA25696b9c4ead67d03eb2c69103a983274e013e3466e80d8f95bd7cf3aea8be05b28
SHA5126cc383806882729cd889b025802ac0d5e1c55a74b3e7d7c98932644e8802fe52b5b14a886eff70ab7deaa70fb60bb9898e55b5cd83b5b99e2a2d107dce367784