Resubmissions
30-07-2024 12:17
240730-pgdcvasfjf 1030-07-2024 12:17
240730-pf9dwssfjb 730-07-2024 09:41
240730-lnrl9szhjf 10Analysis
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max time kernel
48s -
max time network
57s -
platform
windows10-1703_x64 -
resource
win10-20240611-en -
resource tags
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submitted
30-07-2024 12:17
General
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Target
Chrome.exe
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Size
4.6MB
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MD5
d64c8e67eaa9bb5b648f7aa4731c2924
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SHA1
81d7eec4135a2cde0d29bf651eb3b8e1f4093a93
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SHA256
a58b7bd1380f220770408e33f43bdac4ab0bfe336e101484100915bf0518e794
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SHA512
1df2e7066fa804f992edb9f7e15256ab2348a0eb42068de9b987806b220e2ffc6736762fc9b4c37c6277738ca6983e8357d9b8aa6a63317d09a8fac6f54427d4
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SSDEEP
98304:jDN3JGPpKZ9AaI7S2DLpKNbEoH6ErTQyQzPm1XUxIyiVni:jJ34UwF7S2DLpKNEoHj58PDxdii
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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ASPack v2.12-2.42 1 IoCs
Detects executables packed with ASPack v2.12-2.42
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Executes dropped EXE 5 IoCs
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UPX packed file 3 IoCs
Detects executables packed with UPX/modified UPX open source packer.
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Adds Run key to start application 2 TTPs 1 IoCs
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Checks whether UAC is enabled 1 TTPs 1 IoCs
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Suspicious use of SetThreadContext 3 IoCs
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Drops file in Program Files directory 64 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 7 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 2 IoCs
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Suspicious use of AdjustPrivilegeToken 1 IoCs
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Suspicious use of SetWindowsHookEx 4 IoCs
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Suspicious use of WriteProcessMemory 35 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\Chrome.exe"C:\Users\Admin\AppData\Local\Temp\Chrome.exe"1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
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C:\Program Files (x86)\uzj.exe"C:\Program Files (x86)\uzj.exe"2⤵
- Executes dropped EXE
- Adds Run key to start application
- Checks whether UAC is enabled
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
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C:\Users\Public\Documents\sougou\PTvrst.exeC:\Users\Public\Documents\sougou\PTvrst.exe3⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
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C:\Users\Public\Documents\sougou\spolsvt.exeC:\Users\Public\Documents\sougou\spolsvt.exe4⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
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C:\Users\Public\Documents\dd\spolsvt.exeC:\Users\Public\Documents\dd\spolsvt.exe5⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
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C:\Users\Public\Documents\uu\svcoth.exeC:\Users\Public\Documents\uu\svcoth.exe5⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\7ZSfx000.cmd" "2⤵
- System Location Discovery: System Language Discovery
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
3.4MB
MD5175d6f3e75b3cecdc5633ae0524ef496
SHA1745459089543ef9e523af038064085b2e4af0fee
SHA256033f23eac17d2a06675459abe2ded52b42f29cfa720c2ccfb507bac2d38988f0
SHA5125f32dba9ad45cbc6845bfe4f25102947c103072a4258e7e10dd94c888c180fa5d23e80091a5e6b43c7aaa5976133ac83ea17656e4b9c0d2ee1eca8ef5dcdc79f
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Filesize
184B
MD5a994798dc8a4e132599c71a27a3e5fed
SHA177a1dd9802e75e2a576a7ce7d0205d38ebafda4e
SHA256b579bef02bd91e9b29bcad36144ba04588585614bfcef60c6feb67bf4982b185
SHA5129b398669b1f1a300e609cdfcfd430214dfbe13c0f822e1d34ae9a7171c51e18a3f2781107c7ace5c0dbf47b26a9e70b9fd93acd345ee9ded9c235ac9058ce154
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Filesize
16KB
MD5cdce4713e784ae069d73723034a957ff
SHA19a393a6bab6568f1a774fb753353223f11367e09
SHA256b29e48102ecb3d3614e8980a8b8cc63dd2b993c6346f466479244ec2b47b69d8
SHA5120a3a59a305cc2a6fad4e1315b0bcc5a4129595dfe1e8b703363fa02528d2d7c48d3fd22d365708be84a5557cf1916873df9563c454732f93f94a66e7e3b9fb0f
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Filesize
196KB
MD5e3ed6c93f7296d2716191dc34e4c62b1
SHA13921c051dc50365d018f5b9cd7cfdc585bfda2f3
SHA25648b700a1c7f950271a2c7a0ef9a3503c50221d7703f7e07b6d2997ae2f67c81c
SHA512dccdd41657f53d0d4746c84271175d4c92b29fc5b86d3a384523dd61645a9239f2666d62568c89aabc77b78dead6c9c9d027a780b90fc9b497ad88580dc90ac1
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Filesize
9KB
MD5523d5c39f9d8d2375c3df68251fa2249
SHA1d4ed365c44bec9246fc1a65a32a7791792647a10
SHA25620e3dc90a3e83b6202e2a7f4603b60e5e859639cb68693426c400b13aaeabd78
SHA512526e1bba30d03f1ac177c6ab7409187a730969c429cebef15da68ffcf44b3b93227781eebc827b2f7a0fa17c391e00a0e532263fd0167aeaeb0456f96cfe3ae4
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Filesize
192KB
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Filesize
192KB
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Filesize
168KB
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Filesize
192KB
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Filesize
192KB
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Filesize
260KB
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Filesize
260KB
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Filesize
260KB
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Filesize
260KB
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Filesize
180KB
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Filesize
180KB
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Filesize
180KB
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Filesize
6.1MB
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Filesize
6.1MB
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Filesize
6.1MB
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Filesize
780KB
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Filesize
6.1MB
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Filesize
6.1MB
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Filesize
6.1MB
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Filesize
6.1MB
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Filesize
112KB
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Filesize
112KB
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Filesize
112KB
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Filesize
112KB
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Filesize
112KB
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Filesize
112KB