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Analysis
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max time kernel
141s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20240910-en -
resource tags
arch:x64arch:x86image:win10v2004-20240910-enlocale:en-usos:windows10-2004-x64system -
submitted
21/09/2024, 07:42
Behavioral task
behavioral1
Sample
ef57998a539f1bb43c744bcfd0657674_JaffaCakes118.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
ef57998a539f1bb43c744bcfd0657674_JaffaCakes118.exe
Resource
win10v2004-20240910-en
General
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Target
ef57998a539f1bb43c744bcfd0657674_JaffaCakes118.exe
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Size
214KB
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MD5
ef57998a539f1bb43c744bcfd0657674
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SHA1
9591a9f460125a88d5f2a13748707b0426d6eace
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SHA256
c31b8921ddccf3aada7ec980cf1ef2119ce6a54d4a06370edc58801579561f15
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SHA512
2792d341c123239a7c5f92a75849ad6e2286241ffe893d020a63b4d75fbb494bac725054b5053a879b0c693fdefb01b20c47eaebff7d856a62a8ecdeee66651d
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SSDEEP
6144:kKEX4ZVEeVfFwbUNhuTCUWFH7MLMG/HhBn2OG:kTXApQx+7RQLJ/HhYO
Malware Config
Signatures
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resource yara_rule behavioral2/memory/4420-0-0x0000000000400000-0x000000000047D000-memory.dmp upx behavioral2/memory/4420-3-0x0000000000400000-0x000000000047D000-memory.dmp upx -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2629364133-3182087385-364449604-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\CE8SIIFGSU = "C:\\Users\\Admin\\AppData\\Local\\Temp\\ef57998a539f1bb43c744bcfd0657674_JaffaCakes118.exe" ef57998a539f1bb43c744bcfd0657674_JaffaCakes118.exe -
Drops file in Windows directory 2 IoCs
description ioc Process File created C:\Windows\Tasks\{22116563-108C-42c0-A7CE-60161B75E508}.job ef57998a539f1bb43c744bcfd0657674_JaffaCakes118.exe File opened for modification C:\Windows\Tasks\{22116563-108C-42c0-A7CE-60161B75E508}.job ef57998a539f1bb43c744bcfd0657674_JaffaCakes118.exe -
Program crash 1 IoCs
pid pid_target Process procid_target 70348 4420 WerFault.exe 83 -
System Location Discovery: System Language Discovery 1 TTPs 1 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 ef57998a539f1bb43c744bcfd0657674_JaffaCakes118.exe -
description ioc Process Key created \REGISTRY\USER\S-1-5-21-2629364133-3182087385-364449604-1000\Software\Microsoft\Internet Explorer\Main ef57998a539f1bb43c744bcfd0657674_JaffaCakes118.exe -
Suspicious behavior: EnumeratesProcesses 8 IoCs
pid Process 4420 ef57998a539f1bb43c744bcfd0657674_JaffaCakes118.exe 4420 ef57998a539f1bb43c744bcfd0657674_JaffaCakes118.exe 4420 ef57998a539f1bb43c744bcfd0657674_JaffaCakes118.exe 4420 ef57998a539f1bb43c744bcfd0657674_JaffaCakes118.exe 4420 ef57998a539f1bb43c744bcfd0657674_JaffaCakes118.exe 4420 ef57998a539f1bb43c744bcfd0657674_JaffaCakes118.exe 4420 ef57998a539f1bb43c744bcfd0657674_JaffaCakes118.exe 4420 ef57998a539f1bb43c744bcfd0657674_JaffaCakes118.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 4420 ef57998a539f1bb43c744bcfd0657674_JaffaCakes118.exe 4420 ef57998a539f1bb43c744bcfd0657674_JaffaCakes118.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\ef57998a539f1bb43c744bcfd0657674_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\ef57998a539f1bb43c744bcfd0657674_JaffaCakes118.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
PID:4420 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4420 -s 16322⤵
- Program crash
PID:70348
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 4420 -ip 44201⤵PID:6964