Analysis
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max time kernel
149s -
max time network
112s -
platform
windows10-2004_x64 -
resource
win10v2004-20240426-en -
resource tags
arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system -
submitted
14-05-2024 22:17
Behavioral task
behavioral1
Sample
434c68f0c164c2bb341a0e621c6a0268_JaffaCakes118.exe
Resource
win7-20240508-en
General
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Target
434c68f0c164c2bb341a0e621c6a0268_JaffaCakes118.exe
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Size
4.1MB
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MD5
434c68f0c164c2bb341a0e621c6a0268
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SHA1
6576f67d3b6cdb6cd0418614fdee066a142900d1
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SHA256
aba54f4c7b3a105734f37df065629041c01fd67df5e2fd2c4658676872aa5210
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SHA512
be8c853fb37d262dfeb53a0af565e666ba4d4eeda7512f76ced07e5fe49b0b98860672a818c7dd8adf00eeb03fd925592e3d4818abf17beb3a8c71ab06c6c62c
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SSDEEP
98304:IcY3xlYDGv7UfKmTQutOgUDxtryxhfWnxlJGwu3Zk:IcaHW/MDChfcrSk
Malware Config
Signatures
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Detect Fabookie payload 1 IoCs
resource yara_rule behavioral2/memory/3196-0-0x0000000000890000-0x0000000000F46000-memory.dmp family_fabookie -
Nirsoft 2 IoCs
resource yara_rule behavioral2/memory/1156-11-0x0000000000400000-0x000000000045B000-memory.dmp Nirsoft behavioral2/memory/4940-23-0x0000000000400000-0x0000000000422000-memory.dmp Nirsoft -
Executes dropped EXE 2 IoCs
pid Process 1156 jfiag_gg.exe 4940 jfiag_gg.exe -
resource yara_rule behavioral2/files/0x000800000002341c-5.dat upx behavioral2/memory/1156-8-0x0000000000400000-0x000000000045B000-memory.dmp upx behavioral2/memory/1156-11-0x0000000000400000-0x000000000045B000-memory.dmp upx behavioral2/files/0x000800000002341c-16.dat upx behavioral2/memory/4940-17-0x0000000000400000-0x0000000000422000-memory.dmp upx behavioral2/memory/4940-23-0x0000000000400000-0x0000000000422000-memory.dmp upx -
resource yara_rule behavioral2/memory/3196-0-0x0000000000890000-0x0000000000F46000-memory.dmp vmprotect -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\kissq = "C:\\Users\\Admin\\AppData\\Local\\Temp\\kissq.exe" 434c68f0c164c2bb341a0e621c6a0268_JaffaCakes118.exe -
Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
flow ioc 5 ip-api.com -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 4940 jfiag_gg.exe 4940 jfiag_gg.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 3196 wrote to memory of 1156 3196 434c68f0c164c2bb341a0e621c6a0268_JaffaCakes118.exe 85 PID 3196 wrote to memory of 1156 3196 434c68f0c164c2bb341a0e621c6a0268_JaffaCakes118.exe 85 PID 3196 wrote to memory of 1156 3196 434c68f0c164c2bb341a0e621c6a0268_JaffaCakes118.exe 85 PID 3196 wrote to memory of 4940 3196 434c68f0c164c2bb341a0e621c6a0268_JaffaCakes118.exe 91 PID 3196 wrote to memory of 4940 3196 434c68f0c164c2bb341a0e621c6a0268_JaffaCakes118.exe 91 PID 3196 wrote to memory of 4940 3196 434c68f0c164c2bb341a0e621c6a0268_JaffaCakes118.exe 91
Processes
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C:\Users\Admin\AppData\Local\Temp\434c68f0c164c2bb341a0e621c6a0268_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\434c68f0c164c2bb341a0e621c6a0268_JaffaCakes118.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:3196 -
C:\Users\Admin\AppData\Local\Temp\jfiag_gg.exeC:\Users\Admin\AppData\Local\Temp\jfiag_gg.exe /scookiestxt C:\Users\Admin\AppData\Local\Temp\fjgha23_fa.txt2⤵
- Executes dropped EXE
PID:1156
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C:\Users\Admin\AppData\Local\Temp\jfiag_gg.exeC:\Users\Admin\AppData\Local\Temp\jfiag_gg.exe /scookiestxt C:\Users\Admin\AppData\Local\Temp\fjgha23_fa.txt2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
PID:4940
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
31B
MD5b7161c0845a64ff6d7345b67ff97f3b0
SHA1d223f855da541fe8e4c1d5c50cb26da0a1deb5fc
SHA256fe9e28ff0b652e22a124b0a05382bc1ac48cbd9c7c76ca647b0c9f8542888f66
SHA51298d8971ff20ba256cf886a9db416ac9366d2c6ad4ff51a65bd7e539974dc93f4c897f92d8c9c0319c69b27eacf05cd350a0302828e63190b03457a0eda57f680
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Filesize
1KB
MD5ca2f6e3c931cec6edb96c78bcd56b55c
SHA1a72592363fc6aac7e7d2cd4d243c9a99371a6c2d
SHA256c151ef30c3587e43246fc747ce481189d2633c96cb403a5afa52de3d51314a23
SHA5129fcd9f2783be366e19e2e56b6d29bfd7b713cdd5bbdce03633c884f5ec279f6550a66b0a307e47c8daa5a50f9767a4c64492971a8b437f3f9b06c11f2250423e
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Filesize
61KB
MD5a6279ec92ff948760ce53bba817d6a77
SHA15345505e12f9e4c6d569a226d50e71b5a572dce2
SHA2568b581869bf8944a8e0aa169adea2a4afe47434123da477132880aff6a5032181
SHA512213cb374f1273c899e0c88a20c0101a7c28024ce5046a2e0d7898bd182d918288bb80367fea4454c437c057ff9ed4fffd42be48a13ca73653021a6d63e1cfa9c
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Filesize
184KB
MD57fee8223d6e4f82d6cd115a28f0b6d58
SHA11b89c25f25253df23426bd9ff6c9208f1202f58b
SHA256a45317c374d54e322153afd73f0e90f1486638d77b7fd85746d091071bbecd59
SHA5123ed900b83dd178637c2fd4e8444a899f17f12c4ec92a6f4de4fe544fe8d41b521c69b8f348343cb397d0e160f23e27429042d758b5fa5acac0bab5c3584bace4