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Analysis
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max time kernel
133s -
max time network
103s -
platform
windows10-2004_x64 -
resource
win10v2004-20240611-en -
resource tags
arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system -
submitted
28/06/2024, 11:38
Behavioral task
behavioral1
Sample
19f9225e57aa4380b83adbdd0ff71d6d_JaffaCakes118.exe
Resource
win7-20240611-en
Behavioral task
behavioral2
Sample
19f9225e57aa4380b83adbdd0ff71d6d_JaffaCakes118.exe
Resource
win10v2004-20240611-en
General
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Target
19f9225e57aa4380b83adbdd0ff71d6d_JaffaCakes118.exe
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Size
117KB
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MD5
19f9225e57aa4380b83adbdd0ff71d6d
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SHA1
1faee1e51eabfb9734ef8347ace38c0904444a3b
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SHA256
287e2c8578ec98e1f8d00e63be4cb296f52873e627e5ad0235b10935a10b804e
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SHA512
586a0bf6146addb08b430aa7b5956926f0fffc00681f1f2d847205d9b7bce1df09b1b6560636b608e4e1605cafbf1c49ab7289adc5b05f9a5df1e5a5499ae566
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SSDEEP
1536:ocNjQlsWjcd+xzl7SM+Gn824eo6KcR4mjD9r823Fo:bjr87S7Gnzbo6KcWmjRrz3+
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
pid Process 4428 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/2432-0-0x0000000000A30000-0x0000000000A47000-memory.dmp upx behavioral2/files/0x000800000002346f-7.dat upx behavioral2/memory/4428-9-0x0000000000FA0000-0x0000000000FB7000-memory.dmp upx behavioral2/memory/2432-8-0x0000000000A30000-0x0000000000A47000-memory.dmp upx behavioral2/files/0x0004000000022999-12.dat upx behavioral2/files/0x00070000000232b2-29.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" 19f9225e57aa4380b83adbdd0ff71d6d_JaffaCakes118.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\CTS = "C:\\Windows\\CTS.exe" CTS.exe -
Drops file in Windows directory 2 IoCs
description ioc Process File created C:\Windows\CTS.exe 19f9225e57aa4380b83adbdd0ff71d6d_JaffaCakes118.exe File created C:\Windows\CTS.exe CTS.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 2432 19f9225e57aa4380b83adbdd0ff71d6d_JaffaCakes118.exe Token: SeDebugPrivilege 4428 CTS.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 2432 wrote to memory of 4428 2432 19f9225e57aa4380b83adbdd0ff71d6d_JaffaCakes118.exe 83 PID 2432 wrote to memory of 4428 2432 19f9225e57aa4380b83adbdd0ff71d6d_JaffaCakes118.exe 83 PID 2432 wrote to memory of 4428 2432 19f9225e57aa4380b83adbdd0ff71d6d_JaffaCakes118.exe 83
Processes
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C:\Users\Admin\AppData\Local\Temp\19f9225e57aa4380b83adbdd0ff71d6d_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\19f9225e57aa4380b83adbdd0ff71d6d_JaffaCakes118.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2432 -
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:4428
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
441KB
MD5f61193bb6b72d64e1137118ad41fb5e2
SHA14c246578bf01336cc92c14b7ef03fedeb521e592
SHA256ba48aa0f1a59743b4860f92ba3daa1fdbb94aca0b0d942cae98b3c143ac637ce
SHA512d6ac8abd1212788de091ea1faaebc1ed26729a1d0ddd2b0266a3e6da887d12eca29a35babd0d3a46492f98221ccb54782a94db63cc860f79660766b3b767b4ff
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Filesize
117KB
MD5a09c9b05360d390c9f2ad0f04f11c248
SHA174a1f07aac450670d3a0b26464a419d197537d04
SHA2560d325945338ba7103c49bf4c58fb21d9bf33c57c09e3fe00be0fd798ad782040
SHA5125218e94aab5e7ea4d22261de9e1037f5af238d33c99ca74d0b28140a08558179339237b68542d9cf73b4f9eb98354c64dbf1996add0cc6438caefed46eac90a0
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Filesize
117KB
MD590560322e00c64a66ef2099f55ff1f09
SHA11404109a21e4656daa9dc570c32e6385b6634344
SHA25669346cf100b44fce4b64c433efc47601922b255c5d4182f4ecf1fcff1ca05bf4
SHA512164e6e7654b55727940b212d56df47043f11e612b04cdfbc4c33ad455bbb5b1cece3882acc944cd526f3c5dcd519bcd1d01a3d796e95902bfc680f51dfe74f61