Analysis
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max time kernel
149s -
max time network
121s -
platform
windows7_x64 -
resource
win7-20240508-en -
resource tags
arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system -
submitted
24-05-2024 23:07
Behavioral task
behavioral1
Sample
701820afc26b023402b5869eb9a2c832_JaffaCakes118.exe
Resource
win7-20240508-en
General
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Target
701820afc26b023402b5869eb9a2c832_JaffaCakes118.exe
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Size
4.1MB
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MD5
701820afc26b023402b5869eb9a2c832
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SHA1
d3741e6728b248dc2786ce7740034ce3c23996ef
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SHA256
1e83ae1550dd4795e067e873514fa1a6f31881be3cb23adf6f5b93f37d50d8c2
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SHA512
872e053e127f503f1376375e82b680680d4508d6468038a5e212d1198ba1cb44aa0f97b46a864eaaeb9b1baae8f7c004229c6560619e586fd999618524edc4c1
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SSDEEP
98304:U3iwcOgL8+O0J6UMoWFhygoWbsbXqFEYbmSv8:Uy7TJ6CWPyg8baE4
Malware Config
Signatures
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Detect Fabookie payload 1 IoCs
resource yara_rule behavioral1/memory/2364-0-0x0000000000CC0000-0x000000000136E000-memory.dmp family_fabookie -
Nirsoft 3 IoCs
resource yara_rule behavioral1/memory/2652-16-0x0000000000400000-0x000000000045B000-memory.dmp Nirsoft behavioral1/memory/2640-64-0x0000000000400000-0x0000000000422000-memory.dmp Nirsoft behavioral1/memory/2640-63-0x0000000000400000-0x0000000000422000-memory.dmp Nirsoft -
Executes dropped EXE 2 IoCs
pid Process 2652 jfiag_gg.exe 2640 jfiag_gg.exe -
Loads dropped DLL 4 IoCs
pid Process 2364 701820afc26b023402b5869eb9a2c832_JaffaCakes118.exe 2364 701820afc26b023402b5869eb9a2c832_JaffaCakes118.exe 2364 701820afc26b023402b5869eb9a2c832_JaffaCakes118.exe 2364 701820afc26b023402b5869eb9a2c832_JaffaCakes118.exe -
resource yara_rule behavioral1/files/0x000b00000001226d-5.dat upx behavioral1/memory/2364-6-0x0000000000A20000-0x0000000000A7B000-memory.dmp upx behavioral1/memory/2652-13-0x0000000000400000-0x000000000045B000-memory.dmp upx behavioral1/memory/2652-16-0x0000000000400000-0x000000000045B000-memory.dmp upx behavioral1/files/0x000b00000001226d-54.dat upx behavioral1/memory/2364-57-0x0000000000A20000-0x0000000000A42000-memory.dmp upx behavioral1/memory/2640-64-0x0000000000400000-0x0000000000422000-memory.dmp upx behavioral1/memory/2640-63-0x0000000000400000-0x0000000000422000-memory.dmp upx behavioral1/memory/2364-66-0x0000000000A20000-0x0000000000A7B000-memory.dmp upx behavioral1/memory/2364-67-0x0000000000A20000-0x0000000000A7B000-memory.dmp upx -
resource yara_rule behavioral1/memory/2364-0-0x0000000000CC0000-0x000000000136E000-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" 701820afc26b023402b5869eb9a2c832_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 2364 wrote to memory of 2652 2364 701820afc26b023402b5869eb9a2c832_JaffaCakes118.exe 28 PID 2364 wrote to memory of 2652 2364 701820afc26b023402b5869eb9a2c832_JaffaCakes118.exe 28 PID 2364 wrote to memory of 2652 2364 701820afc26b023402b5869eb9a2c832_JaffaCakes118.exe 28 PID 2364 wrote to memory of 2652 2364 701820afc26b023402b5869eb9a2c832_JaffaCakes118.exe 28 PID 2364 wrote to memory of 2640 2364 701820afc26b023402b5869eb9a2c832_JaffaCakes118.exe 29 PID 2364 wrote to memory of 2640 2364 701820afc26b023402b5869eb9a2c832_JaffaCakes118.exe 29 PID 2364 wrote to memory of 2640 2364 701820afc26b023402b5869eb9a2c832_JaffaCakes118.exe 29 PID 2364 wrote to memory of 2640 2364 701820afc26b023402b5869eb9a2c832_JaffaCakes118.exe 29
Processes
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C:\Users\Admin\AppData\Local\Temp\701820afc26b023402b5869eb9a2c832_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\701820afc26b023402b5869eb9a2c832_JaffaCakes118.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2364 -
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:2652
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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:2640
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
68KB
MD529f65ba8e88c063813cc50a4ea544e93
SHA105a7040d5c127e68c25d81cc51271ffb8bef3568
SHA2561ed81fa8dfb6999a9fedc6e779138ffd99568992e22d300acd181a6d2c8de184
SHA512e29b2e92c496245bed3372578074407e8ef8882906ce10c35b3c8deebfefe01b5fd7f3030acaa693e175f4b7aca6cd7d8d10ae1c731b09c5fa19035e005de3aa
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Filesize
177KB
MD5435a9ac180383f9fa094131b173a2f7b
SHA176944ea657a9db94f9a4bef38f88c46ed4166983
SHA25667dc37ed50b8e63272b49a254a6039ee225974f1d767bb83eb1fd80e759a7c34
SHA5121a6b277611959720a9c71114957620517ad94541302f164eb872bd322292a952409bafb8bc2ac793b16ad5f25d83f8594ccff2b7834e3c2b2b941e6fc84c009a
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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