Analysis
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max time kernel
121s -
max time network
141s -
platform
windows7_x64 -
resource
win7-20231023-en -
resource tags
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submitted
27-11-2023 10:01
General
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Target
fb13a37fee1166a41cc56ff9b5b4969b86b3bbebd04a6e29f22eec40271acb0d.exe
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Size
2.5MB
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MD5
45e33f0cc829f2b29a94bca7d4cfe409
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SHA1
24906be653d1b7c2d049c6d0317912cc7d89eac2
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SHA256
fb13a37fee1166a41cc56ff9b5b4969b86b3bbebd04a6e29f22eec40271acb0d
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SHA512
d560b8185da8de99c270503838f340ca72c8a1cab4f5fa7dc0ef3bc22e5d0dd63e8f1e171fe2c8755a787777325e42cf944d80d67dd97b8bcc5e19beda73444c
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SSDEEP
49152:hfajYdJBZO8Vt99U0kJanecCF1ks3rOL5CvKHEw/23HWZjzJHALjcucisuxU04ba:hfc8JO8Vt99UVJanecO1ks3SL5rHl23j
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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Executes dropped EXE 1 IoCs
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Loads dropped DLL 2 IoCs
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Drops file in Program Files directory 5 IoCs
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
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Suspicious behavior: EnumeratesProcesses 53 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 4 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\fb13a37fee1166a41cc56ff9b5b4969b86b3bbebd04a6e29f22eec40271acb0d.exe"C:\Users\Admin\AppData\Local\Temp\fb13a37fee1166a41cc56ff9b5b4969b86b3bbebd04a6e29f22eec40271acb0d.exe"1⤵
- Loads dropped DLL
- 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)\daidaiWEOI\DySDKController.exe"C:\Program Files (x86)\daidaiWEOI\DySDKController.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- 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
1.2MB
MD5def7177524a8363410ba150e76d38154
SHA16b1075ec4ef0b059c93baef4d8ea597855d9d5ec
SHA25647057ce496877d6cfcc832ec8999d9cddfdbaee320cbeaf8a9f07cf3dc852335
SHA5123ea906e942d00ad4e64375efc9261e86ab1b76007eb9ad487e076273bfe89db0ae71e3d34a368b98de1faf39c0015c5f1b2daba17dec752072d1eda0f2f88015
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Filesize
1.1MB
MD55441bc3e3ceb2162a65cbfb4b6e7acd3
SHA1103a0ec0f23e90def158eff9be7f63f6ca9af420
SHA25690fe10bb10fbc95285696423e0ba4bfc10f4dcb63ea8d94fe29871036e4859f6
SHA512f76ae8e1e43223e1fa06e5911b06dc7b2b3d60e3758fc5201c4dbd8df601b59be11e65f42ffe43a5823a71aa1cc328c7a2f625ca50893b1101d73d59b13b4ed4
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Filesize
1.1MB
MD55441bc3e3ceb2162a65cbfb4b6e7acd3
SHA1103a0ec0f23e90def158eff9be7f63f6ca9af420
SHA25690fe10bb10fbc95285696423e0ba4bfc10f4dcb63ea8d94fe29871036e4859f6
SHA512f76ae8e1e43223e1fa06e5911b06dc7b2b3d60e3758fc5201c4dbd8df601b59be11e65f42ffe43a5823a71aa1cc328c7a2f625ca50893b1101d73d59b13b4ed4
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Filesize
198KB
MD5e4813426c6d32d0ed3eb21369194f539
SHA1f23b558f9917765a5e7848b05bd04aef813b46e5
SHA25656bb0f8be5e06c1e394adbd88a97bbef4d5119a3b38d066c79a523790bb8a8d0
SHA5122197a288939e21bb83682ac64b280a4fd029e629229c1190f2cc9839064b6ff6486d4c32d84c9c89f565460bae8a10a03a13b6cc5bf7a351b68d5bdf51a321a8
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Filesize
1.2MB
MD5def7177524a8363410ba150e76d38154
SHA16b1075ec4ef0b059c93baef4d8ea597855d9d5ec
SHA25647057ce496877d6cfcc832ec8999d9cddfdbaee320cbeaf8a9f07cf3dc852335
SHA5123ea906e942d00ad4e64375efc9261e86ab1b76007eb9ad487e076273bfe89db0ae71e3d34a368b98de1faf39c0015c5f1b2daba17dec752072d1eda0f2f88015
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Filesize
1.1MB
MD55441bc3e3ceb2162a65cbfb4b6e7acd3
SHA1103a0ec0f23e90def158eff9be7f63f6ca9af420
SHA25690fe10bb10fbc95285696423e0ba4bfc10f4dcb63ea8d94fe29871036e4859f6
SHA512f76ae8e1e43223e1fa06e5911b06dc7b2b3d60e3758fc5201c4dbd8df601b59be11e65f42ffe43a5823a71aa1cc328c7a2f625ca50893b1101d73d59b13b4ed4
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Filesize
1.2MB
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Filesize
196KB
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Filesize
400KB
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Filesize
168KB
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Filesize
1.2MB