Analysis
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max time kernel
146s -
max time network
155s -
platform
windows7_x64 -
resource
win7-20240611-en -
resource tags
arch:x64arch:x86image:win7-20240611-enlocale:en-usos:windows7-x64system -
submitted
17-06-2024 00:05
Behavioral task
behavioral1
Sample
b5e2d1b9369223d47b30b95802c80fa4_JaffaCakes118.exe
Resource
win7-20240611-en
General
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Target
b5e2d1b9369223d47b30b95802c80fa4_JaffaCakes118.exe
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Size
4.1MB
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MD5
b5e2d1b9369223d47b30b95802c80fa4
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SHA1
f4b46296db343e9b47b3bc25cb4e765cabc59800
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SHA256
ce3ffa8aafe576656f8b69cbc11b033eb310f3f38d3e573a3d3d99b7665fbe23
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SHA512
85504ca38f1afcbaf3a897f3cb48b73f5923deff7c93f38da0763c29d9dffbb5a700fe43fe1ff93a4022b74b92721b411cad650662a4838e3fe9e43680ef6d79
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SSDEEP
98304:efw2E8Kp2K+HLsOga4bHUvL5QV/teIg9tQe:efTfKcmHUvaV0Ig9b
Malware Config
Signatures
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Detect Fabookie payload 1 IoCs
resource yara_rule behavioral1/memory/2232-0-0x0000000000030000-0x00000000006E1000-memory.dmp family_fabookie -
Nirsoft 2 IoCs
resource yara_rule behavioral1/memory/2360-16-0x0000000000400000-0x000000000045B000-memory.dmp Nirsoft behavioral1/memory/2872-63-0x0000000000400000-0x0000000000422000-memory.dmp Nirsoft -
Executes dropped EXE 2 IoCs
pid Process 2360 jfiag_gg.exe 2872 jfiag_gg.exe -
Loads dropped DLL 4 IoCs
pid Process 2232 b5e2d1b9369223d47b30b95802c80fa4_JaffaCakes118.exe 2232 b5e2d1b9369223d47b30b95802c80fa4_JaffaCakes118.exe 2232 b5e2d1b9369223d47b30b95802c80fa4_JaffaCakes118.exe 2232 b5e2d1b9369223d47b30b95802c80fa4_JaffaCakes118.exe -
resource yara_rule behavioral1/files/0x002c000000016c21-5.dat upx behavioral1/memory/2232-7-0x0000000002C30000-0x0000000002C8B000-memory.dmp upx behavioral1/memory/2360-14-0x0000000000400000-0x000000000045B000-memory.dmp upx behavioral1/memory/2360-16-0x0000000000400000-0x000000000045B000-memory.dmp upx behavioral1/files/0x002c000000016c21-54.dat upx behavioral1/memory/2232-55-0x0000000000900000-0x0000000000922000-memory.dmp upx behavioral1/memory/2872-63-0x0000000000400000-0x0000000000422000-memory.dmp upx -
resource yara_rule behavioral1/memory/2232-0-0x0000000000030000-0x00000000006E1000-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" b5e2d1b9369223d47b30b95802c80fa4_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 2 ip-api.com -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 2232 wrote to memory of 2360 2232 b5e2d1b9369223d47b30b95802c80fa4_JaffaCakes118.exe 28 PID 2232 wrote to memory of 2360 2232 b5e2d1b9369223d47b30b95802c80fa4_JaffaCakes118.exe 28 PID 2232 wrote to memory of 2360 2232 b5e2d1b9369223d47b30b95802c80fa4_JaffaCakes118.exe 28 PID 2232 wrote to memory of 2360 2232 b5e2d1b9369223d47b30b95802c80fa4_JaffaCakes118.exe 28 PID 2232 wrote to memory of 2872 2232 b5e2d1b9369223d47b30b95802c80fa4_JaffaCakes118.exe 29 PID 2232 wrote to memory of 2872 2232 b5e2d1b9369223d47b30b95802c80fa4_JaffaCakes118.exe 29 PID 2232 wrote to memory of 2872 2232 b5e2d1b9369223d47b30b95802c80fa4_JaffaCakes118.exe 29 PID 2232 wrote to memory of 2872 2232 b5e2d1b9369223d47b30b95802c80fa4_JaffaCakes118.exe 29
Processes
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C:\Users\Admin\AppData\Local\Temp\b5e2d1b9369223d47b30b95802c80fa4_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\b5e2d1b9369223d47b30b95802c80fa4_JaffaCakes118.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2232 -
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:2360
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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
PID:2872
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
70KB
MD549aebf8cbd62d92ac215b2923fb1b9f5
SHA11723be06719828dda65ad804298d0431f6aff976
SHA256b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f
SHA512bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b
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Filesize
181KB
MD54ea6026cf93ec6338144661bf1202cd1
SHA1a1dec9044f750ad887935a01430bf49322fbdcb7
SHA2568efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8
SHA5126c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b
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Filesize
31B
MD5b7161c0845a64ff6d7345b67ff97f3b0
SHA1d223f855da541fe8e4c1d5c50cb26da0a1deb5fc
SHA256fe9e28ff0b652e22a124b0a05382bc1ac48cbd9c7c76ca647b0c9f8542888f66
SHA51298d8971ff20ba256cf886a9db416ac9366d2c6ad4ff51a65bd7e539974dc93f4c897f92d8c9c0319c69b27eacf05cd350a0302828e63190b03457a0eda57f680
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Filesize
184KB
MD57fee8223d6e4f82d6cd115a28f0b6d58
SHA11b89c25f25253df23426bd9ff6c9208f1202f58b
SHA256a45317c374d54e322153afd73f0e90f1486638d77b7fd85746d091071bbecd59
SHA5123ed900b83dd178637c2fd4e8444a899f17f12c4ec92a6f4de4fe544fe8d41b521c69b8f348343cb397d0e160f23e27429042d758b5fa5acac0bab5c3584bace4
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Filesize
61KB
MD5a6279ec92ff948760ce53bba817d6a77
SHA15345505e12f9e4c6d569a226d50e71b5a572dce2
SHA2568b581869bf8944a8e0aa169adea2a4afe47434123da477132880aff6a5032181
SHA512213cb374f1273c899e0c88a20c0101a7c28024ce5046a2e0d7898bd182d918288bb80367fea4454c437c057ff9ed4fffd42be48a13ca73653021a6d63e1cfa9c