Analysis
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max time kernel
137s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
29-08-2024 18:20
Behavioral task
behavioral1
Sample
c95dbde091cc65907b178e9aa753a953_JaffaCakes118.exe
Resource
win7-20240704-en
General
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Target
c95dbde091cc65907b178e9aa753a953_JaffaCakes118.exe
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Size
4.1MB
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MD5
c95dbde091cc65907b178e9aa753a953
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SHA1
001605c24847bbdcdc34916544ee9b3266ff0fb7
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SHA256
7064182280a97a44e436fa4dec459c0e4260320bbf4ec102b2a773c611de9384
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SHA512
75819357c7687cd2899b38a0cddcc1a954d53698ae44061344c6b81fc3e5fc07773db8c388c0a5ef5725094c8a6102777c438e36bf31e4cc8b677020d3733c6a
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SSDEEP
98304:saCem/nPxQMImfWGjfZaRT4y17x5xCD9Og:a5PuMImfWGsOy5x5x
Malware Config
Signatures
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Detect Fabookie payload 1 IoCs
resource yara_rule behavioral2/memory/3876-1-0x00000000001A0000-0x000000000084C000-memory.dmp family_fabookie -
Detected Nirsoft tools 2 IoCs
Free utilities often used by attackers which can steal passwords, product keys, etc.
resource yara_rule behavioral2/memory/3452-11-0x0000000000400000-0x000000000045B000-memory.dmp Nirsoft behavioral2/memory/1188-24-0x0000000000400000-0x0000000000422000-memory.dmp Nirsoft -
Executes dropped EXE 2 IoCs
pid Process 3452 jfiag_gg.exe 1188 jfiag_gg.exe -
resource yara_rule behavioral2/files/0x0004000000022f92-6.dat upx behavioral2/memory/3452-7-0x0000000000400000-0x000000000045B000-memory.dmp upx behavioral2/memory/3452-11-0x0000000000400000-0x000000000045B000-memory.dmp upx behavioral2/files/0x0004000000022f92-16.dat upx behavioral2/memory/1188-17-0x0000000000400000-0x0000000000422000-memory.dmp upx behavioral2/memory/1188-24-0x0000000000400000-0x0000000000422000-memory.dmp upx -
resource yara_rule behavioral2/memory/3876-1-0x00000000001A0000-0x000000000084C000-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" c95dbde091cc65907b178e9aa753a953_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 -
System Location Discovery: System Language Discovery 1 TTPs 3 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language jfiag_gg.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language jfiag_gg.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language c95dbde091cc65907b178e9aa753a953_JaffaCakes118.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 1188 jfiag_gg.exe 1188 jfiag_gg.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 3876 wrote to memory of 3452 3876 c95dbde091cc65907b178e9aa753a953_JaffaCakes118.exe 87 PID 3876 wrote to memory of 3452 3876 c95dbde091cc65907b178e9aa753a953_JaffaCakes118.exe 87 PID 3876 wrote to memory of 3452 3876 c95dbde091cc65907b178e9aa753a953_JaffaCakes118.exe 87 PID 3876 wrote to memory of 1188 3876 c95dbde091cc65907b178e9aa753a953_JaffaCakes118.exe 90 PID 3876 wrote to memory of 1188 3876 c95dbde091cc65907b178e9aa753a953_JaffaCakes118.exe 90 PID 3876 wrote to memory of 1188 3876 c95dbde091cc65907b178e9aa753a953_JaffaCakes118.exe 90
Processes
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C:\Users\Admin\AppData\Local\Temp\c95dbde091cc65907b178e9aa753a953_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\c95dbde091cc65907b178e9aa753a953_JaffaCakes118.exe"1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3876 -
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
- System Location Discovery: System Language Discovery
PID:3452
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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
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
PID:1188
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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
MD5fcb67fe7247ab82af0484c6107101bed
SHA13c34251e607eaca39f17e786d004029568c5c048
SHA256966f5414e7bad830d35b91c7105396a268eeecadce938539915f60dbe457e789
SHA5129a7a2b55852196be64e5ea516376b2fb1ef875ca4181b93f6d2fef4ab97d0a0c49e8d380caab31ce6a42bb3e9f9f53d9095e85845d344c18c891c49fd3d66807
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Filesize
61KB
MD5a6279ec92ff948760ce53bba817d6a77
SHA15345505e12f9e4c6d569a226d50e71b5a572dce2
SHA2568b581869bf8944a8e0aa169adea2a4afe47434123da477132880aff6a5032181
SHA512213cb374f1273c899e0c88a20c0101a7c28024ce5046a2e0d7898bd182d918288bb80367fea4454c437c057ff9ed4fffd42be48a13ca73653021a6d63e1cfa9c
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Filesize
184KB
MD57fee8223d6e4f82d6cd115a28f0b6d58
SHA11b89c25f25253df23426bd9ff6c9208f1202f58b
SHA256a45317c374d54e322153afd73f0e90f1486638d77b7fd85746d091071bbecd59
SHA5123ed900b83dd178637c2fd4e8444a899f17f12c4ec92a6f4de4fe544fe8d41b521c69b8f348343cb397d0e160f23e27429042d758b5fa5acac0bab5c3584bace4