Analysis
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max time kernel
147s -
max time network
147s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
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submitted
09-09-2024 20:58
General
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Target
5ef0131d1445258625224b6ee49268f16bfe03a15f97fd8473b9ecbc38ea802f.exe
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Size
10.9MB
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MD5
b7b3b56cc4868d64951511b2957adc66
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SHA1
33a15e22a77d40260248d9e95aad7ae6fb271867
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SHA256
5ef0131d1445258625224b6ee49268f16bfe03a15f97fd8473b9ecbc38ea802f
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SHA512
218f7e0fd67a7b720286634bf17dbca9085b1b0afec9bb8fe6693448c48b9f4d8ef2e8f9560f961342032c3e0fb15141b9e996319c71f58b9f9c2a285bcfce35
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SSDEEP
196608:CTPlhubFtjfiQQBl1t9ucQrsF5GnEyoMWqvfPjaeI1RI01fANYe4:Gui/Bl1CcQrsF5GnEyoMW42eI17FZ
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 4 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 3 IoCs
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Loads dropped DLL 1 IoCs
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UPX packed file 1 IoCs
Detects executables packed with UPX/modified UPX open source packer.
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VMProtect packed file 8 IoCs
Detects executables packed with VMProtect commercial packer.
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Adds Run key to start application 2 TTPs 1 IoCs
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Enumerates connected drives 3 TTPs 1 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
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Suspicious use of NtSetInformationThreadHideFromDebugger 37 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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Suspicious behavior: EnumeratesProcesses 30 IoCs
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Suspicious use of AdjustPrivilegeToken 2 IoCs
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Suspicious use of SetWindowsHookEx 2 IoCs
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Suspicious use of WriteProcessMemory 9 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\5ef0131d1445258625224b6ee49268f16bfe03a15f97fd8473b9ecbc38ea802f.exe"C:\Users\Admin\AppData\Local\Temp\5ef0131d1445258625224b6ee49268f16bfe03a15f97fd8473b9ecbc38ea802f.exe"1⤵
- Loads dropped DLL
- Enumerates connected drives
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\sevchost.exeC:\Users\Admin\AppData\Local\Temp\\sevchost.exe2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
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C:\Users\Admin\Documents\sevchost.exeC:\Users\Admin\Documents\\sevchost.exe2⤵
- Checks computer location settings
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\sevchost.exe"C:\Users\Admin\AppData\Local\sevchost.exe"3⤵
- Executes dropped EXE
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- 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
908KB
MD58390ee2fd97cde38668ab3cf59efa7eb
SHA1596911c48f40c00e494abc04f603f2a3244b25e7
SHA2565bbab49b432fc0fb0e4874116b896e4aaae495bb35bad16424e2ac7c67ba1159
SHA5125c4cd607203f9028b3bc1b0c69dd8e2dc4e52c989fb5a764f6d43364bd055644a1c19b106d8bb207d76b2dd287e9564df63cd9ea0d29c4f9ea51d96dfa3df1c8
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Filesize
2.8MB
MD54bc970a97300b1a725d44bba23d8697a
SHA16f1eb181153692814e038e2f851d0734646f78f8
SHA256c9d8fb5311ae6018dc1ca72774cb7efeba5c115c827a5cfb795b3580499e323d
SHA51203968ca876b7e584de0a1418cca1dd2036fd0b4744f86d69aee5691a42061e284f8d9577293ef3f656be332f7da5ca276f85c6393bd6d8eb7de181baec0285f8
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Filesize
992KB
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Filesize
2.1MB
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Filesize
992KB
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Filesize
25.8MB
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Filesize
25.8MB
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Filesize
4KB
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Filesize
25.8MB
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Filesize
25.8MB
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Filesize
4KB
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Filesize
152KB
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Filesize
25.8MB
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Filesize
5.5MB
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Filesize
25.8MB
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Filesize
4KB
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Filesize
4KB
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Filesize
4KB
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Filesize
25.8MB
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Filesize
25.8MB
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Filesize
4KB
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Filesize
5.5MB
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Filesize
4KB
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Filesize
992KB
-
Filesize
488KB
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Filesize
168KB
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Filesize
992KB
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Filesize
2.1MB
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Filesize
4KB
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Filesize
992KB
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Filesize
1.6MB
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Filesize
992KB
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Filesize
1.6MB
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Filesize
488KB
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Filesize
992KB
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Filesize
992KB
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Filesize
992KB
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Filesize
168KB
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Filesize
992KB
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Filesize
2.1MB