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Analysis
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max time kernel
150s -
max time network
149s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
06/04/2024, 21:38
Behavioral task
behavioral1
Sample
e357eba2783a9cfbb6bf4b530b547a51_JaffaCakes118.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
e357eba2783a9cfbb6bf4b530b547a51_JaffaCakes118.exe
Resource
win10v2004-20240226-en
General
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Target
e357eba2783a9cfbb6bf4b530b547a51_JaffaCakes118.exe
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Size
122KB
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MD5
e357eba2783a9cfbb6bf4b530b547a51
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SHA1
8ea2492ff97ac5d56ae42e478a4ae54672bd8e32
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SHA256
2813b4a5697aec08070305dafa5f7d0cbcc46d407357521430382fa52eb0f05a
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SHA512
3a243b7d18c867f2c581bd035a8ad4b4d5a05198ce56d72e628f04e6961e49c5e0a1a92f0de37f7a7a68d00c61859310643d892b7cb210d61cf0234f90e27eaf
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SSDEEP
3072:sr3KcWmjRrzSK+qMZxgrDnVaBn1LQyqjRTDyL6YAzMNpNq0:/66cV0hQLhOhYcpNq0
Malware Config
Signatures
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Executes dropped EXE 2 IoCs
pid Process 4476 RSMZzmsio42qqpx.exe 3936 CTS.exe -
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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resource yara_rule behavioral2/memory/1032-0-0x0000000000D30000-0x0000000000D47000-memory.dmp upx behavioral2/files/0x000a00000002316b-6.dat upx behavioral2/memory/1032-7-0x0000000000D30000-0x0000000000D47000-memory.dmp upx behavioral2/memory/3936-9-0x00000000007C0000-0x00000000007D7000-memory.dmp upx behavioral2/files/0x000900000001e80c-13.dat upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\CTS = "C:\\Windows\\CTS.exe" CTS.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\CTS = "C:\\Windows\\CTS.exe" e357eba2783a9cfbb6bf4b530b547a51_JaffaCakes118.exe -
Drops file in Windows directory 2 IoCs
description ioc Process File created C:\Windows\CTS.exe e357eba2783a9cfbb6bf4b530b547a51_JaffaCakes118.exe File created C:\Windows\CTS.exe CTS.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 1032 e357eba2783a9cfbb6bf4b530b547a51_JaffaCakes118.exe Token: SeDebugPrivilege 3936 CTS.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 1032 wrote to memory of 4476 1032 e357eba2783a9cfbb6bf4b530b547a51_JaffaCakes118.exe 86 PID 1032 wrote to memory of 4476 1032 e357eba2783a9cfbb6bf4b530b547a51_JaffaCakes118.exe 86 PID 1032 wrote to memory of 4476 1032 e357eba2783a9cfbb6bf4b530b547a51_JaffaCakes118.exe 86 PID 1032 wrote to memory of 3936 1032 e357eba2783a9cfbb6bf4b530b547a51_JaffaCakes118.exe 87 PID 1032 wrote to memory of 3936 1032 e357eba2783a9cfbb6bf4b530b547a51_JaffaCakes118.exe 87 PID 1032 wrote to memory of 3936 1032 e357eba2783a9cfbb6bf4b530b547a51_JaffaCakes118.exe 87
Processes
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C:\Users\Admin\AppData\Local\Temp\e357eba2783a9cfbb6bf4b530b547a51_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\e357eba2783a9cfbb6bf4b530b547a51_JaffaCakes118.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1032 -
C:\Users\Admin\AppData\Local\Temp\RSMZzmsio42qqpx.exeC:\Users\Admin\AppData\Local\Temp\RSMZzmsio42qqpx.exe2⤵
- Executes dropped EXE
PID:4476
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C:\Windows\CTS.exe"C:\Windows\CTS.exe"2⤵
- Executes dropped EXE
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
PID:3936
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
357KB
MD52894df299a8da301232f5ad6f56506d0
SHA1966d1016e1987e39c5e22afe90e77424d7b067be
SHA25644baedb98cbb64be93c3cfd5083a52ba71e5cedb201d9721c8caa0a7ba53c474
SHA512cc498f4efd535c51e0fd1bf7c621b20fcc980b14e94a19722faba5cb306d4057051d7b7de4e23af34daffda8343a3abf85e9ee157ee72c5ffc0232b99fa84bbb
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Filesize
87KB
MD5015207664f86b0d334146d7bc7551a0f
SHA1b466beca074c3c4a500bfa00fd691cf0fe300d8c
SHA2563212cacc4d669f381ad1048e43726ec2841de32135438992c55f792bf03beafc
SHA5126ced0d294fd9c330cab20739336c6cd4c1e202d521fd41c6fd6bdfe7e720247c84ac10a7e25855d3cc9b08f2d9251798eb52383527a9363c5126a6b205ff0657
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Filesize
35KB
MD593e5f18caebd8d4a2c893e40e5f38232
SHA1fd55c4e6bcd108bce60ea719c06dc9c4d0adafa6
SHA256a66c4b98becac2f69cb107cd087d7a2ca9ef511bc3b83367b1f440f11dd159a8
SHA512986583610d27caae2080834301d072557c5d2c85e33f0d19ab1245d7eae8db146397461572ddb3d491be16f3af210720d54267dac838fdad8fe34afa3d6b7f54