Analysis
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max time kernel
143s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20231215-en -
resource tags
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submitted
06/01/2024, 11:19
General
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Target
23731d084a2418d4a284a2b70eccf69bd7b1e07d92aaad652ee9653b27affc38.exe
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Size
3.8MB
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MD5
1198f58e6ec170af26028143ce0b6b8d
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SHA1
a9c72a67e1574b4589aaee146f6251a4488a6c22
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SHA256
23731d084a2418d4a284a2b70eccf69bd7b1e07d92aaad652ee9653b27affc38
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SHA512
475f01395b52b19269d455bd568e9c3ca75b901d46c9fccbcaa66e5c65c57a3c66ddd7e44fdcb48fc2c216784b124209030786b89de66916ab5f5647dd6aa314
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SSDEEP
49152:qhMG0vhGhZSDHFRsTfgeqTIcfPBtroB8qXzjpia:qh0vNFRsTknB+X
Malware Config
Signatures
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FatalRat
FatalRat is a modular infostealer family written in C++ first appearing in June 2021.
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Fatal Rat payload 1 IoCs
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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
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Executes dropped EXE 1 IoCs
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Loads dropped DLL 1 IoCs
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Drops file in Program Files directory 3 IoCs
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious behavior: EnumeratesProcesses 4 IoCs
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Suspicious use of AdjustPrivilegeToken 1 IoCs
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Suspicious use of SetWindowsHookEx 1 IoCs
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Suspicious use of WriteProcessMemory 3 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\23731d084a2418d4a284a2b70eccf69bd7b1e07d92aaad652ee9653b27affc38.exe"C:\Users\Admin\AppData\Local\Temp\23731d084a2418d4a284a2b70eccf69bd7b1e07d92aaad652ee9653b27affc38.exe"1⤵
- Checks computer location settings
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
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C:\Program Files (x86)\Funshion\DySDKController.exe"C:\Program Files (x86)\Funshion\DySDKController.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of AdjustPrivilegeToken
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
142KB
MD5f4e8f95ef1dc8ac0406511fb489d5aa3
SHA1259d274b31c7fe8152a0cc9aa2966164fe1d4113
SHA256237a17b9d328255a03bd00578d9e4b9643201c367db4de7ed3a0912ce6c362b8
SHA512f38b12cd4c8c7c96d36d92237cd1ddc8120443247150c826f9b590b08068d1f450aebe874c3efbaba4b191e81b856af022b5dd81932f23daf4df7b426efb61cd
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Filesize
95KB
MD51460461db87351d0846e90b831c19ab0
SHA17517fb8f0a6086ebd793acaa419a79fd6eb6b68c
SHA256af4990e462c8fab3b5c76630b4ceba830869a8b46dd38c0451933ce44125cccc
SHA5125e3dde7b798f63633253a27fbf45fd2305db800d4c68890e2f4d76a04a84e27929cadc7dbf08e06ca785a8708364c8c711ef7ec553181b1c6bc93b4daa951579
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Filesize
640KB
MD5b0eaf64f871de90d09e7f29426673bd2
SHA1c2cef5be272a10689cc37273d80cfc6231291ff1
SHA256f891f0660ffe39047649b76a788567140c82fbe38e733ca7217446b0a555b228
SHA51248aa05db236d49997a4a10031fb08c3f6ffc2be494b90943d01ee3cda39bc11451855b9a301b110457d6d248d047cd909d840a418c190129b29e223dc387f070
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Filesize
256KB
MD5d6ac581100a25fb0d766b42efa353dfd
SHA1c69c86d69354cf2f69e61bebeb5ac4ca840d0f97
SHA2561a0ed9bcd21fe1a4a4e934fedfc69a787994942f7e691ac8f02b99afc1d115a6
SHA512a14e13c96de848b57409ed2a56c53b10eafc319535b9be6caea3705dc9fec785c22e9ecf5550652c17e6f1110f3136fe24bdb16407af08abc25de80d38ea09ab
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Filesize
1024KB
MD510cf53c80502d28f077c177b46e710c1
SHA11aebc93f653e865231a0fe39b3f9c0350a51e25f
SHA256ba61dbefbdc995574a9b33595797b0fc03fc385f48e086d4aa36ed888db7f2bd
SHA512ec9e6577f42a47e94d20b9a9325c224c04217469ed87aa3ba41d2ed31bff2c718048919e7da6b0476156c30f7b01b1be3df6ee40039bb2b6f11b8601ba5d7075
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Filesize
198KB
MD5e4813426c6d32d0ed3eb21369194f539
SHA1f23b558f9917765a5e7848b05bd04aef813b46e5
SHA25656bb0f8be5e06c1e394adbd88a97bbef4d5119a3b38d066c79a523790bb8a8d0
SHA5122197a288939e21bb83682ac64b280a4fd029e629229c1190f2cc9839064b6ff6486d4c32d84c9c89f565460bae8a10a03a13b6cc5bf7a351b68d5bdf51a321a8
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Filesize
400KB
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Filesize
196KB
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Filesize
168KB
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Filesize
160KB
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Filesize
160KB