Analysis
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max time kernel
147s -
max time network
156s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
07-04-2024 23:40
Behavioral task
behavioral1
Sample
e621fbd0c6b41ecd47d1df908bf64b6f_JaffaCakes118.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
e621fbd0c6b41ecd47d1df908bf64b6f_JaffaCakes118.exe
Resource
win10v2004-20240226-en
General
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Target
e621fbd0c6b41ecd47d1df908bf64b6f_JaffaCakes118.exe
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Size
30KB
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MD5
e621fbd0c6b41ecd47d1df908bf64b6f
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SHA1
aaea17bc33e05ba1d00b26b76a3c2a10ac72574b
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SHA256
b2f85382735465316389d8684ce99cc8e922e3746ac555b5c97743e7f21446d2
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SHA512
5969699bc6fea2f999e406ad129c85185c15769d14d2c4b20732e5a891ec8c8c5c4444c08dca3a8d0d35ffb45e2b4437ce02f71262c8879f50c98162ae62e305
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SSDEEP
768:XocAX3LKew369lp2z3Sd4baFXLjwP/Tgj93b8NIocVSEF3m:SKcR4mjD9r823F2
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
Processes:
CTS.exepid process 4984 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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Processes:
resource yara_rule behavioral2/memory/3816-0-0x0000000000550000-0x0000000000567000-memory.dmp upx C:\Windows\CTS.exe upx behavioral2/memory/4984-7-0x0000000000B70000-0x0000000000B87000-memory.dmp upx behavioral2/memory/3816-9-0x0000000000550000-0x0000000000567000-memory.dmp upx C:\Users\Admin\AppData\Local\Microsoft\Office\16.0\excel.exe_Rules.xml upx C:\Users\Admin\AppData\Local\Temp\enAiZ17QQd0AmP4.exe upx behavioral2/memory/4984-31-0x0000000000B70000-0x0000000000B87000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
Processes:
e621fbd0c6b41ecd47d1df908bf64b6f_JaffaCakes118.exeCTS.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\CTS = "C:\\Windows\\CTS.exe" e621fbd0c6b41ecd47d1df908bf64b6f_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
Processes:
e621fbd0c6b41ecd47d1df908bf64b6f_JaffaCakes118.exeCTS.exedescription ioc process File created C:\Windows\CTS.exe e621fbd0c6b41ecd47d1df908bf64b6f_JaffaCakes118.exe File created C:\Windows\CTS.exe CTS.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
e621fbd0c6b41ecd47d1df908bf64b6f_JaffaCakes118.exeCTS.exedescription pid process Token: SeDebugPrivilege 3816 e621fbd0c6b41ecd47d1df908bf64b6f_JaffaCakes118.exe Token: SeDebugPrivilege 4984 CTS.exe -
Suspicious use of WriteProcessMemory 3 IoCs
Processes:
e621fbd0c6b41ecd47d1df908bf64b6f_JaffaCakes118.exedescription pid process target process PID 3816 wrote to memory of 4984 3816 e621fbd0c6b41ecd47d1df908bf64b6f_JaffaCakes118.exe CTS.exe PID 3816 wrote to memory of 4984 3816 e621fbd0c6b41ecd47d1df908bf64b6f_JaffaCakes118.exe CTS.exe PID 3816 wrote to memory of 4984 3816 e621fbd0c6b41ecd47d1df908bf64b6f_JaffaCakes118.exe CTS.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\e621fbd0c6b41ecd47d1df908bf64b6f_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\e621fbd0c6b41ecd47d1df908bf64b6f_JaffaCakes118.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3816 -
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:4984
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
351KB
MD5632f7fae0f6c464b97a52ca19d61cfcd
SHA1086745bb53182f399a2949e60ee28314bd9c2b3c
SHA256e784f397ee00c4766e919e0f9d481e3bccb216a32758e16d9564cc2d8d2e59e8
SHA5129178933be47bb63ef36335c31bd97be4f6eb4fe8167a495c469211ca3f5348774e776193116623f5ab67d5f2ae36b37c25eb28fb663aaabac560fabfa887d6c2
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Filesize
30KB
MD521f177fa6d04e95f00bdcd2587796cfc
SHA1bd92414af8ff38222238cba1a0db03abaa3638ba
SHA256dc58cf041e82aa033ee6c32fea7f11ace73d3a36fa0e80a8e6c4f896e574ac5e
SHA51207e6cf047150236670c44c0e8206349d404b44e3f36175a4c25cffcf78c698df335479b8132b204b0a7375df4a26992d09d025245ccf8ccf0e7ce46c92f8ab51
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Filesize
29KB
MD570aa23c9229741a9b52e5ce388a883ac
SHA1b42683e21e13de3f71db26635954d992ebe7119e
SHA2569d25cc704b1c00c9d17903e25ca35c319663e997cb9da0b116790b639e9688f2
SHA512be604a2ad5ab8a3e5edb8901016a76042ba873c8d05b4ef8eec31241377ec6b2a883b51c6912dc7640581ffa624547db334683975883ae74e62808b5ae9ab0b5