Analysis
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max time kernel
148s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20240709-en -
resource tags
arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system -
submitted
15/07/2024, 08:46
Behavioral task
behavioral1
Sample
490f16c4187bdbcb87cab7dc2e7e7a78_JaffaCakes118.exe
Resource
win7-20240704-en
Behavioral task
behavioral2
Sample
490f16c4187bdbcb87cab7dc2e7e7a78_JaffaCakes118.exe
Resource
win10v2004-20240709-en
General
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Target
490f16c4187bdbcb87cab7dc2e7e7a78_JaffaCakes118.exe
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Size
37KB
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MD5
490f16c4187bdbcb87cab7dc2e7e7a78
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SHA1
0cb455c882d30b33aedf0d9ae1bba9893058e53a
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SHA256
9f610d3b0755f6addf3859c99499d6fa5df4e1b5b6c96ae1727780c4be19cab6
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SHA512
73d93cf595978631c5a718cc8d1e95a2777bee328b74c47456cdde50ad31fa859473adf07f9e07152848662b1faf14dd22ee66389c24f4367a978ee5cb75d0b5
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SSDEEP
768:/NHdie4gwzYmnPZOx+fkXJOV23fKj8/0AeMl1KY2Crvw37:/nT4b8fx+8wV2voGeMeYn7
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
pid Process 2292 ntlm.exe -
resource yara_rule behavioral2/memory/4748-0-0x0000000000400000-0x0000000000414000-memory.dmp vmprotect behavioral2/files/0x000f0000000233f6-4.dat vmprotect behavioral2/memory/4748-6-0x0000000000400000-0x0000000000414000-memory.dmp vmprotect -
Drops file in System32 directory 3 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\ntlm.exe 490f16c4187bdbcb87cab7dc2e7e7a78_JaffaCakes118.exe File created C:\Windows\SysWOW64\ntlm.exe ntlm.exe File created C:\Windows\SysWOW64\ntlm.exe 490f16c4187bdbcb87cab7dc2e7e7a78_JaffaCakes118.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 4748 490f16c4187bdbcb87cab7dc2e7e7a78_JaffaCakes118.exe Token: SeIncBasePriorityPrivilege 2292 ntlm.exe -
Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 4748 wrote to memory of 2292 4748 490f16c4187bdbcb87cab7dc2e7e7a78_JaffaCakes118.exe 86 PID 4748 wrote to memory of 2292 4748 490f16c4187bdbcb87cab7dc2e7e7a78_JaffaCakes118.exe 86 PID 4748 wrote to memory of 2292 4748 490f16c4187bdbcb87cab7dc2e7e7a78_JaffaCakes118.exe 86 PID 4748 wrote to memory of 2036 4748 490f16c4187bdbcb87cab7dc2e7e7a78_JaffaCakes118.exe 87 PID 4748 wrote to memory of 2036 4748 490f16c4187bdbcb87cab7dc2e7e7a78_JaffaCakes118.exe 87 PID 4748 wrote to memory of 2036 4748 490f16c4187bdbcb87cab7dc2e7e7a78_JaffaCakes118.exe 87 PID 2292 wrote to memory of 1892 2292 ntlm.exe 88 PID 2292 wrote to memory of 1892 2292 ntlm.exe 88 PID 2292 wrote to memory of 1892 2292 ntlm.exe 88
Processes
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C:\Users\Admin\AppData\Local\Temp\490f16c4187bdbcb87cab7dc2e7e7a78_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\490f16c4187bdbcb87cab7dc2e7e7a78_JaffaCakes118.exe"1⤵
- Drops file in System32 directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4748 -
C:\Windows\SysWOW64\ntlm.exe"C:\Windows\system32\ntlm.exe"2⤵
- Executes dropped EXE
- Drops file in System32 directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2292 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c del C:\Windows\SysWOW64\ntlm.exe > nul3⤵PID:1892
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c del C:\Users\Admin\AppData\Local\Temp\490F16~1.EXE > nul2⤵PID:2036
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Network
MITRE ATT&CK Matrix
Replay Monitor
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Downloads
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Filesize
37KB
MD5490f16c4187bdbcb87cab7dc2e7e7a78
SHA10cb455c882d30b33aedf0d9ae1bba9893058e53a
SHA2569f610d3b0755f6addf3859c99499d6fa5df4e1b5b6c96ae1727780c4be19cab6
SHA51273d93cf595978631c5a718cc8d1e95a2777bee328b74c47456cdde50ad31fa859473adf07f9e07152848662b1faf14dd22ee66389c24f4367a978ee5cb75d0b5