Analysis
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max time kernel
92s -
max time network
138s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
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submitted
14-11-2024 15:27
General
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Target
fb758ef334a36a8ec5a334cfce883b56849cb1ab7e92493074e2adabefcd9b0a.exe
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Size
140KB
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MD5
d3501cba07547fc6b1ed36233fd4a5de
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SHA1
3a0576dee70677db92a1de6b09f29d04e1e743cf
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SHA256
fb758ef334a36a8ec5a334cfce883b56849cb1ab7e92493074e2adabefcd9b0a
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SHA512
b878d6ec1ad3679306db10b52895eb7de31ad22a44208c97b327c535987c0a0de221c6aef79f94b45e718c80d840182c3fe6af9ae755429bddb456048ccf9ba0
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SSDEEP
1536:Vua+BTv3tIO8MtM+/6jRVGIk1MgHjsPGYYwOda2CqqZOIgQJb0lfjtO+vbWL8xJb:Vn+htWMtf+7GZYGVA2QJgi8xJLDoU
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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Fatalrat family
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Gh0st RAT payload 2 IoCs
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Gh0strat
Gh0st RAT is a remote access tool (RAT) with its source code public and it has been used by multiple Chinese groups.
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Gh0strat family
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Fatal Rat payload 3 IoCs
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Executes dropped EXE 2 IoCs
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Enumerates connected drives 3 TTPs 2 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
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Indicator Removal: File Deletion 1 TTPs
Adversaries may delete files left behind by the actions of their intrusion activity.
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UPX packed file 3 IoCs
Detects executables packed with UPX/modified UPX open source packer.
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Drops file in Windows 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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System Location Discovery: System Language Discovery 1 TTPs 4 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
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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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Modifies data under HKEY_USERS 18 IoCs
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Suspicious behavior: EnumeratesProcesses 64 IoCs
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Suspicious behavior: RenamesItself 1 IoCs
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Suspicious use of AdjustPrivilegeToken 4 IoCs
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Suspicious use of WriteProcessMemory 6 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\fb758ef334a36a8ec5a334cfce883b56849cb1ab7e92493074e2adabefcd9b0a.exe"C:\Users\Admin\AppData\Local\Temp\fb758ef334a36a8ec5a334cfce883b56849cb1ab7e92493074e2adabefcd9b0a.exe"1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: RenamesItself
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\Defghi.exeC:\Windows\Defghi.exe1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\Defghi.exeC:\Windows\Defghi.exe Win72⤵
- Executes dropped EXE
- Enumerates connected drives
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Checks processor information in registry
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c del /q C:\Windows\Defghi.exe3⤵
- System Location Discovery: System Language Discovery
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
140KB
MD5d3501cba07547fc6b1ed36233fd4a5de
SHA13a0576dee70677db92a1de6b09f29d04e1e743cf
SHA256fb758ef334a36a8ec5a334cfce883b56849cb1ab7e92493074e2adabefcd9b0a
SHA512b878d6ec1ad3679306db10b52895eb7de31ad22a44208c97b327c535987c0a0de221c6aef79f94b45e718c80d840182c3fe6af9ae755429bddb456048ccf9ba0
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Filesize
72KB
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Filesize
72KB
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Filesize
72KB
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Filesize
112KB
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Filesize
144KB
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Filesize
112KB