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Analysis
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max time kernel
118s -
max time network
119s -
platform
windows7_x64 -
resource
win7-20231129-en -
resource tags
arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system -
submitted
27/06/2024, 08:07
Behavioral task
behavioral1
Sample
1543ef6ec59640cb45ceacbbcc703b1a_JaffaCakes118.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
1543ef6ec59640cb45ceacbbcc703b1a_JaffaCakes118.exe
Resource
win10v2004-20240508-en
General
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Target
1543ef6ec59640cb45ceacbbcc703b1a_JaffaCakes118.exe
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Size
197KB
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MD5
1543ef6ec59640cb45ceacbbcc703b1a
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SHA1
890ecb1d75455ec8f4fa5abb15b12a07aaf24866
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SHA256
a14202216fd60014a0c41130c81be8c99f1b5a5fc3015d5c8cc0720d55aa7693
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SHA512
d7e13e34eb0bbb56534d7714d43fed4929423cea92f846b6ff526f3a12dcd6f0ea981baae30c49a635b6b9d0e3104463517e0202c3586f72e066b1c726e77c40
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SSDEEP
3072:HF2SRGOYiDEah5u2606Tqa4esT/TCJCKEOcP5/9iIttyB2BSz:HF22ojRnqa3DkvOIiwR0
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
pid Process 2896 Wqobua.exe -
resource yara_rule behavioral1/memory/2332-0-0x0000000000400000-0x000000000046C000-memory.dmp upx behavioral1/files/0x0007000000014825-11.dat upx behavioral1/memory/2896-13-0x0000000000400000-0x000000000046C000-memory.dmp upx -
Drops file in Windows directory 6 IoCs
description ioc Process File opened for modification C:\Windows\Wqobua.exe 1543ef6ec59640cb45ceacbbcc703b1a_JaffaCakes118.exe File created C:\Windows\Tasks\{62C40AA6-4406-467a-A5A5-DFDF1B559B7A}.job Wqobua.exe File opened for modification C:\Windows\Tasks\{62C40AA6-4406-467a-A5A5-DFDF1B559B7A}.job Wqobua.exe File created C:\Windows\Tasks\{62C40AA6-4406-467a-A5A5-DFDF1B559B7A}.job 1543ef6ec59640cb45ceacbbcc703b1a_JaffaCakes118.exe File opened for modification C:\Windows\Tasks\{62C40AA6-4406-467a-A5A5-DFDF1B559B7A}.job 1543ef6ec59640cb45ceacbbcc703b1a_JaffaCakes118.exe File created C:\Windows\Wqobua.exe 1543ef6ec59640cb45ceacbbcc703b1a_JaffaCakes118.exe -
description ioc Process Key created \REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\Main Wqobua.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2896 Wqobua.exe 2896 Wqobua.exe 2896 Wqobua.exe 2896 Wqobua.exe 2896 Wqobua.exe 2896 Wqobua.exe 2896 Wqobua.exe 2896 Wqobua.exe 2896 Wqobua.exe 2896 Wqobua.exe 2896 Wqobua.exe 2896 Wqobua.exe 2896 Wqobua.exe 2896 Wqobua.exe 2896 Wqobua.exe 2896 Wqobua.exe 2896 Wqobua.exe 2896 Wqobua.exe 2896 Wqobua.exe 2896 Wqobua.exe 2896 Wqobua.exe 2896 Wqobua.exe 2896 Wqobua.exe 2896 Wqobua.exe 2896 Wqobua.exe 2896 Wqobua.exe 2896 Wqobua.exe 2896 Wqobua.exe 2896 Wqobua.exe 2896 Wqobua.exe 2896 Wqobua.exe 2896 Wqobua.exe 2896 Wqobua.exe 2896 Wqobua.exe 2896 Wqobua.exe 2896 Wqobua.exe 2896 Wqobua.exe 2896 Wqobua.exe 2896 Wqobua.exe 2896 Wqobua.exe 2896 Wqobua.exe 2896 Wqobua.exe 2896 Wqobua.exe 2896 Wqobua.exe 2896 Wqobua.exe 2896 Wqobua.exe 2896 Wqobua.exe 2896 Wqobua.exe 2896 Wqobua.exe 2896 Wqobua.exe 2896 Wqobua.exe 2896 Wqobua.exe 2896 Wqobua.exe 2896 Wqobua.exe 2896 Wqobua.exe 2896 Wqobua.exe 2896 Wqobua.exe 2896 Wqobua.exe 2896 Wqobua.exe 2896 Wqobua.exe 2896 Wqobua.exe 2896 Wqobua.exe 2896 Wqobua.exe 2896 Wqobua.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeRestorePrivilege 2332 1543ef6ec59640cb45ceacbbcc703b1a_JaffaCakes118.exe Token: SeBackupPrivilege 2332 1543ef6ec59640cb45ceacbbcc703b1a_JaffaCakes118.exe -
Suspicious use of UnmapMainImage 2 IoCs
pid Process 2332 1543ef6ec59640cb45ceacbbcc703b1a_JaffaCakes118.exe 2896 Wqobua.exe -
Suspicious use of WriteProcessMemory 7 IoCs
description pid Process procid_target PID 2332 wrote to memory of 2896 2332 1543ef6ec59640cb45ceacbbcc703b1a_JaffaCakes118.exe 28 PID 2332 wrote to memory of 2896 2332 1543ef6ec59640cb45ceacbbcc703b1a_JaffaCakes118.exe 28 PID 2332 wrote to memory of 2896 2332 1543ef6ec59640cb45ceacbbcc703b1a_JaffaCakes118.exe 28 PID 2332 wrote to memory of 2896 2332 1543ef6ec59640cb45ceacbbcc703b1a_JaffaCakes118.exe 28 PID 2332 wrote to memory of 2896 2332 1543ef6ec59640cb45ceacbbcc703b1a_JaffaCakes118.exe 28 PID 2332 wrote to memory of 2896 2332 1543ef6ec59640cb45ceacbbcc703b1a_JaffaCakes118.exe 28 PID 2332 wrote to memory of 2896 2332 1543ef6ec59640cb45ceacbbcc703b1a_JaffaCakes118.exe 28
Processes
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C:\Users\Admin\AppData\Local\Temp\1543ef6ec59640cb45ceacbbcc703b1a_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\1543ef6ec59640cb45ceacbbcc703b1a_JaffaCakes118.exe"1⤵
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:2332 -
C:\Windows\Wqobua.exeC:\Windows\Wqobua.exe2⤵
- Executes dropped EXE
- Drops file in Windows directory
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of UnmapMainImage
PID:2896
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
372B
MD5a2abf08eafe756c65f5d9aeac1db138d
SHA129301cf8313c3178c501fab8831cf1f21b766d07
SHA256354fa753fc78ba118d7fb3b124a9c43a10cff62941d00a8576ac69b065efbce5
SHA5123c7e08bb3c12ae492cdb4b9276353cab7a5e8dcd907fb56ca52ef8d806e13d8d0be4a0d2049f175aea70150b0b3ef061a2f531a3739a1953de750f5b826a05ed
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Filesize
197KB
MD51543ef6ec59640cb45ceacbbcc703b1a
SHA1890ecb1d75455ec8f4fa5abb15b12a07aaf24866
SHA256a14202216fd60014a0c41130c81be8c99f1b5a5fc3015d5c8cc0720d55aa7693
SHA512d7e13e34eb0bbb56534d7714d43fed4929423cea92f846b6ff526f3a12dcd6f0ea981baae30c49a635b6b9d0e3104463517e0202c3586f72e066b1c726e77c40