Analysis
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max time kernel
120s -
max time network
126s -
platform
windows7_x64 -
resource
win7-20231023-en -
resource tags
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submitted
11-12-2023 05:56
General
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Target
ddecb22fb6cd998ef88d3f56de51377beb5cf165988196d312206b850ed090b6.exe
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Size
4.0MB
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MD5
3850fe533e6cfa28bd851d310dad970c
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SHA1
1b9aaa74d647cd720c377a026c046c996fdaeed1
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SHA256
ddecb22fb6cd998ef88d3f56de51377beb5cf165988196d312206b850ed090b6
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SHA512
825c0fbc5b468f59607f93a23afb371ab4aa440ad17774244cd2e1ad4d090951cc5a22c75aaedad1f958e1ed27dac5f1d922011f55666f9c484f2fe57feb54ca
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SSDEEP
49152:C8y4+H/MA9KvdXjuvugsDwy9p6a7ZIcQ2R8+06QlCQ1U2V+6kYS3e+/skGV8rOv1:a/MOeDp6l08+06QxUZ6kb/skbrOO
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 1 IoCs
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Drops file in Program Files directory 4 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 2 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
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Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
Processes
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C:\Users\Admin\AppData\Local\Temp\ddecb22fb6cd998ef88d3f56de51377beb5cf165988196d312206b850ed090b6.exe"C:\Users\Admin\AppData\Local\Temp\ddecb22fb6cd998ef88d3f56de51377beb5cf165988196d312206b850ed090b6.exe"1⤵
- 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
155KB
MD5068a45ed0c24060c3a8d45be44087f65
SHA1fc7b7a4f021cb71b6a81daf62046d3fd5dc1653a
SHA2565c5f0030940704c174600b3ded8d90a168b2cb406bfbd1c5de1df3057de42f0e
SHA51254f5871515667708cd47980a96a57aa1386887ffb343360a2b2bd05da53e0474ff175818657ae39a4f3516bb191e50961a3b84538f8ff3296b773abb38e0d447
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Filesize
1.1MB
MD55441bc3e3ceb2162a65cbfb4b6e7acd3
SHA1103a0ec0f23e90def158eff9be7f63f6ca9af420
SHA25690fe10bb10fbc95285696423e0ba4bfc10f4dcb63ea8d94fe29871036e4859f6
SHA512f76ae8e1e43223e1fa06e5911b06dc7b2b3d60e3758fc5201c4dbd8df601b59be11e65f42ffe43a5823a71aa1cc328c7a2f625ca50893b1101d73d59b13b4ed4
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Filesize
198KB
MD5b13ffe8963d3f536bcbd88d4f6ebae93
SHA1dcfdb4fa21a16dd417672c78ccdea8d5904c5f5e
SHA256ab766c0fbcc5610ff5dca17b085d0ef5ed96ef23f0fc8b6a9e8dbe40821830c9
SHA5120a6e3bf78aa2196dda368b3492bd017b4ea562ed0763359619faf6967aae1c88739fb662771bdce3084326e0db5ce0f55f9172f1a598e2d42c489d03500b2672
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Filesize
196KB
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Filesize
160KB
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Filesize
400KB
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Filesize
168KB
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Filesize
160KB