Analysis
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max time kernel
150s -
max time network
148s -
platform
windows7_x64 -
resource
win7-20240215-en -
resource tags
arch:x64arch:x86image:win7-20240215-enlocale:en-usos:windows7-x64system -
submitted
04-05-2024 16:28
Behavioral task
behavioral1
Sample
138dd6f0c549b0e7facab17d5da7833a_JaffaCakes118.exe
Resource
win7-20240215-en
General
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Target
138dd6f0c549b0e7facab17d5da7833a_JaffaCakes118.exe
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Size
4.1MB
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MD5
138dd6f0c549b0e7facab17d5da7833a
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SHA1
0874bbfb1316308533e6b243766480d3fa7af9d4
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SHA256
f3635ffdfa0773be8da45f4bbcc25a2b962f92f62ee03de853d9feac0c3dc277
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SHA512
160889bfb723fb94c35e86ea159383f4e4e4e09c8f373bc887eee3d38f48007d86888c9d0ce29a0a0f84cd20e30784591888acff450884c60f4ec71db741f49c
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SSDEEP
98304:sOgxAmHCpxpfKYBHKOJx2nn5NkO3vfPw/fm1hf+t:NmHYxFBqI2nn5NkO3uuhf
Malware Config
Signatures
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Detect Fabookie payload 1 IoCs
resource yara_rule behavioral1/memory/2616-0-0x0000000000370000-0x0000000000A26000-memory.dmp family_fabookie -
Nirsoft 2 IoCs
resource yara_rule behavioral1/memory/2584-17-0x0000000000400000-0x000000000045B000-memory.dmp Nirsoft behavioral1/memory/2556-69-0x0000000000400000-0x0000000000422000-memory.dmp Nirsoft -
Executes dropped EXE 2 IoCs
pid Process 2584 jfiag_gg.exe 2556 jfiag_gg.exe -
Loads dropped DLL 4 IoCs
pid Process 2616 138dd6f0c549b0e7facab17d5da7833a_JaffaCakes118.exe 2616 138dd6f0c549b0e7facab17d5da7833a_JaffaCakes118.exe 2616 138dd6f0c549b0e7facab17d5da7833a_JaffaCakes118.exe 2616 138dd6f0c549b0e7facab17d5da7833a_JaffaCakes118.exe -
resource yara_rule behavioral1/files/0x000c0000000143a8-5.dat upx behavioral1/memory/2584-14-0x0000000000400000-0x000000000045B000-memory.dmp upx behavioral1/memory/2584-17-0x0000000000400000-0x000000000045B000-memory.dmp upx behavioral1/files/0x000c0000000143a8-58.dat upx behavioral1/memory/2556-67-0x0000000000400000-0x0000000000422000-memory.dmp upx behavioral1/memory/2556-69-0x0000000000400000-0x0000000000422000-memory.dmp upx -
resource yara_rule behavioral1/memory/2616-0-0x0000000000370000-0x0000000000A26000-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" 138dd6f0c549b0e7facab17d5da7833a_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 4 ip-api.com -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 2616 wrote to memory of 2584 2616 138dd6f0c549b0e7facab17d5da7833a_JaffaCakes118.exe 28 PID 2616 wrote to memory of 2584 2616 138dd6f0c549b0e7facab17d5da7833a_JaffaCakes118.exe 28 PID 2616 wrote to memory of 2584 2616 138dd6f0c549b0e7facab17d5da7833a_JaffaCakes118.exe 28 PID 2616 wrote to memory of 2584 2616 138dd6f0c549b0e7facab17d5da7833a_JaffaCakes118.exe 28 PID 2616 wrote to memory of 2556 2616 138dd6f0c549b0e7facab17d5da7833a_JaffaCakes118.exe 29 PID 2616 wrote to memory of 2556 2616 138dd6f0c549b0e7facab17d5da7833a_JaffaCakes118.exe 29 PID 2616 wrote to memory of 2556 2616 138dd6f0c549b0e7facab17d5da7833a_JaffaCakes118.exe 29 PID 2616 wrote to memory of 2556 2616 138dd6f0c549b0e7facab17d5da7833a_JaffaCakes118.exe 29
Processes
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C:\Users\Admin\AppData\Local\Temp\138dd6f0c549b0e7facab17d5da7833a_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\138dd6f0c549b0e7facab17d5da7833a_JaffaCakes118.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2616 -
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:2584
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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:2556
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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