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Analysis
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max time kernel
150s -
max time network
120s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
17/10/2024, 12:31
Static task
static1
Behavioral task
behavioral1
Sample
52100454c4331365b07b70f611aae64d_JaffaCakes118.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
52100454c4331365b07b70f611aae64d_JaffaCakes118.exe
Resource
win10v2004-20241007-en
General
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Target
52100454c4331365b07b70f611aae64d_JaffaCakes118.exe
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Size
145KB
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MD5
52100454c4331365b07b70f611aae64d
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SHA1
50b57b624de0abaaee016c0124244ea16ce97e4d
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SHA256
07528718b79b3e901e1dd69baec9e4d94ab9ff5175b3a563f2ec4d313172c0af
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SHA512
ab4695cc374e723706450ab6e521e012785dfe5d36c9b03b9130700484185485f6d508f2d69dc12880f12afa492ca0867c65d71cda8b6433e8c97ef96b9a83f5
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SSDEEP
3072:VzMf2NXjZLxVZVRMCxCvpMylBRrNr/I6gMEsRSP1+oDfN:Vzfpx5RJkvpMOBRZrQ6gMEs09+y1
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
pid Process 2324 msa.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Windows\CurrentVersion\Run\NordBull = "C:\\Windows\\msa.exe" msa.exe -
resource yara_rule behavioral1/memory/2340-38531-0x0000000000400000-0x0000000000475000-memory.dmp upx behavioral1/memory/2324-38533-0x0000000000400000-0x0000000000475000-memory.dmp upx behavioral1/memory/2324-38535-0x0000000000400000-0x0000000000475000-memory.dmp upx behavioral1/memory/2340-38537-0x0000000000400000-0x0000000000475000-memory.dmp upx behavioral1/memory/2324-38538-0x0000000000400000-0x0000000000475000-memory.dmp upx behavioral1/memory/2324-38539-0x0000000000400000-0x0000000000475000-memory.dmp upx behavioral1/memory/2324-38542-0x0000000000400000-0x0000000000475000-memory.dmp upx behavioral1/memory/2324-38544-0x0000000000400000-0x0000000000475000-memory.dmp upx behavioral1/memory/2324-38545-0x0000000000400000-0x0000000000475000-memory.dmp upx behavioral1/memory/2324-38546-0x0000000000400000-0x0000000000475000-memory.dmp upx behavioral1/memory/2324-38547-0x0000000000400000-0x0000000000475000-memory.dmp upx behavioral1/memory/2324-38548-0x0000000000400000-0x0000000000475000-memory.dmp upx behavioral1/memory/2324-38549-0x0000000000400000-0x0000000000475000-memory.dmp upx behavioral1/memory/2324-38550-0x0000000000400000-0x0000000000475000-memory.dmp upx behavioral1/memory/2324-38551-0x0000000000400000-0x0000000000475000-memory.dmp upx behavioral1/memory/2324-38552-0x0000000000400000-0x0000000000475000-memory.dmp upx behavioral1/memory/2324-38553-0x0000000000400000-0x0000000000475000-memory.dmp upx behavioral1/memory/2324-38554-0x0000000000400000-0x0000000000475000-memory.dmp upx -
Drops file in Windows directory 4 IoCs
description ioc Process File created C:\Windows\Tasks\{7B02EF0B-A410-4938-8480-9BA26420A627}.job 52100454c4331365b07b70f611aae64d_JaffaCakes118.exe File opened for modification C:\Windows\Tasks\{7B02EF0B-A410-4938-8480-9BA26420A627}.job 52100454c4331365b07b70f611aae64d_JaffaCakes118.exe File created C:\Windows\msa.exe 52100454c4331365b07b70f611aae64d_JaffaCakes118.exe File opened for modification C:\Windows\msa.exe 52100454c4331365b07b70f611aae64d_JaffaCakes118.exe -
System Location Discovery: System Language Discovery 1 TTPs 2 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 52100454c4331365b07b70f611aae64d_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language msa.exe -
description ioc Process Key created \REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Internet Explorer\International msa.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2340 52100454c4331365b07b70f611aae64d_JaffaCakes118.exe 2324 msa.exe 2324 msa.exe 2324 msa.exe 2324 msa.exe 2324 msa.exe 2324 msa.exe 2324 msa.exe 2324 msa.exe 2324 msa.exe 2324 msa.exe 2324 msa.exe 2324 msa.exe 2324 msa.exe 2324 msa.exe 2324 msa.exe 2324 msa.exe 2324 msa.exe 2324 msa.exe 2324 msa.exe 2324 msa.exe 2324 msa.exe 2324 msa.exe 2324 msa.exe 2324 msa.exe 2324 msa.exe 2324 msa.exe 2324 msa.exe 2324 msa.exe 2324 msa.exe 2324 msa.exe 2324 msa.exe 2324 msa.exe 2324 msa.exe 2324 msa.exe 2324 msa.exe 2324 msa.exe 2324 msa.exe 2324 msa.exe 2324 msa.exe 2324 msa.exe 2324 msa.exe 2324 msa.exe 2324 msa.exe 2324 msa.exe 2324 msa.exe 2324 msa.exe 2324 msa.exe 2324 msa.exe 2324 msa.exe 2324 msa.exe 2324 msa.exe 2324 msa.exe 2324 msa.exe 2324 msa.exe 2324 msa.exe 2324 msa.exe 2324 msa.exe 2324 msa.exe 2324 msa.exe 2324 msa.exe 2324 msa.exe 2324 msa.exe 2324 msa.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 2324 msa.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2340 wrote to memory of 2324 2340 52100454c4331365b07b70f611aae64d_JaffaCakes118.exe 30 PID 2340 wrote to memory of 2324 2340 52100454c4331365b07b70f611aae64d_JaffaCakes118.exe 30 PID 2340 wrote to memory of 2324 2340 52100454c4331365b07b70f611aae64d_JaffaCakes118.exe 30 PID 2340 wrote to memory of 2324 2340 52100454c4331365b07b70f611aae64d_JaffaCakes118.exe 30
Processes
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C:\Users\Admin\AppData\Local\Temp\52100454c4331365b07b70f611aae64d_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\52100454c4331365b07b70f611aae64d_JaffaCakes118.exe"1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2340 -
C:\Windows\msa.exeC:\Windows\msa.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
PID:2324
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
372B
MD54bc39d41974d439338c7f4b3c86872b8
SHA1fbebf4c79c3db2c60a096d0ee3060ba2e70f7eb9
SHA256b1bf96c2472f918203e79f7e150fb582463ad566d13100adc6ccd03d9cc2f307
SHA512da9c2b7d56c4c486eef1c58ec27939daf087c1611321ae48c0959173fec9b651d61a4f8a15b5f670179a383b668481962a9c704e0aa18339ebcb493b1ca05490
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Filesize
145KB
MD552100454c4331365b07b70f611aae64d
SHA150b57b624de0abaaee016c0124244ea16ce97e4d
SHA25607528718b79b3e901e1dd69baec9e4d94ab9ff5175b3a563f2ec4d313172c0af
SHA512ab4695cc374e723706450ab6e521e012785dfe5d36c9b03b9130700484185485f6d508f2d69dc12880f12afa492ca0867c65d71cda8b6433e8c97ef96b9a83f5