Analysis
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max time kernel
30s -
max time network
35s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
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submitted
23-10-2022 15:49
General
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Target
XWorm-RAT-main/XWorm RAT V2.1/XWorm-RAT-V2.1-builder.exe
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Size
3.2MB
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MD5
6925453f1a0ba21cb5559eb60aa454c2
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SHA1
f41d894c216079a1d410747d28a1b2017a7e5601
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SHA256
eeaf8ab27825be4133d2bef1fb9db23b23edade4b21c31976aefe66807eac93a
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SHA512
aa2a6379b6e7489cdbb10a46af7c362d5e6ab826935807bfa37d08e7aa6a79b29f7ff9b95f1777a321b99c98ef95e1084d38997e106c04f3975004689a246873
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SSDEEP
24576:t08GeFzFDzPLDP8c1uAowyLQfB/eVjKIOQaBcM707ae8gpeJF+kR8YD2Y35lBIWf:N/TjrHWKWDOQko29ueJsq8if9
Malware Config
Signatures
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Executes dropped EXE 1 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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Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Program crash 1 IoCs
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Suspicious behavior: EnumeratesProcesses 1 IoCs
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Suspicious use of AdjustPrivilegeToken 2 IoCs
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Suspicious use of WriteProcessMemory 2 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\XWorm-RAT-main\XWorm RAT V2.1\XWorm-RAT-V2.1-builder.exe"C:\Users\Admin\AppData\Local\Temp\XWorm-RAT-main\XWorm RAT V2.1\XWorm-RAT-V2.1-builder.exe"1⤵
- Checks computer location settings
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\IT6P884R-6NT1-17KU-DG15-V62CV59B\XWorm-RAT-V2.1-builder.exe"C:\Users\Admin\AppData\Local\Temp\IT6P884R-6NT1-17KU-DG15-V62CV59B\XWorm-RAT-V2.1-builder.exe"2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\system32\WerFault.exeC:\Windows\system32\WerFault.exe -u -p 4720 -s 13923⤵
- Program crash
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C:\Windows\system32\WerFault.exeC:\Windows\system32\WerFault.exe -pss -s 408 -p 4720 -ip 47201⤵
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\XWorm-RAT-V2.1-builder.exe.logFilesize
1KB
MD5ef001c9a7396b37a66898e7664dd413c
SHA1d21053a6563bcc49e88f8f16c0fa07f8a9b901e0
SHA256e5fc32e12bcbaf588b8c4265a8679331ff1d4f0f454452c24afb34e0b19eff59
SHA512348346791b277c66fc72f5f5045b662fbedb08bf4a19b685c38b5dc3b30797994840dcca643f3961122dc97f76ca0fbab8e6fad60f52c7eb11b6a0e9e5ffe886
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C:\Users\Admin\AppData\Local\Temp\IT6P884R-6NT1-17KU-DG15-V62CV59B\XWorm-RAT-V2.1-builder.exeFilesize
3.2MB
MD56925453f1a0ba21cb5559eb60aa454c2
SHA1f41d894c216079a1d410747d28a1b2017a7e5601
SHA256eeaf8ab27825be4133d2bef1fb9db23b23edade4b21c31976aefe66807eac93a
SHA512aa2a6379b6e7489cdbb10a46af7c362d5e6ab826935807bfa37d08e7aa6a79b29f7ff9b95f1777a321b99c98ef95e1084d38997e106c04f3975004689a246873
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C:\Users\Admin\AppData\Local\Temp\IT6P884R-6NT1-17KU-DG15-V62CV59B\XWorm-RAT-V2.1-builder.exeFilesize
3.2MB
MD56925453f1a0ba21cb5559eb60aa454c2
SHA1f41d894c216079a1d410747d28a1b2017a7e5601
SHA256eeaf8ab27825be4133d2bef1fb9db23b23edade4b21c31976aefe66807eac93a
SHA512aa2a6379b6e7489cdbb10a46af7c362d5e6ab826935807bfa37d08e7aa6a79b29f7ff9b95f1777a321b99c98ef95e1084d38997e106c04f3975004689a246873
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memory/4720-136-0x0000000000000000-mapping.dmp
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memory/4720-141-0x00007FFFDEB20000-0x00007FFFDF5E1000-memory.dmpFilesize
10.8MB
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memory/4720-142-0x00007FFFDEB20000-0x00007FFFDF5E1000-memory.dmpFilesize
10.8MB
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memory/4988-132-0x00000196BC900000-0x00000196BCC3E000-memory.dmpFilesize
3.2MB
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memory/4988-133-0x00007FFFDEB20000-0x00007FFFDF5E1000-memory.dmpFilesize
10.8MB
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memory/4988-134-0x00000196D7110000-0x00000196D711A000-memory.dmpFilesize
40KB
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memory/4988-135-0x00000196D70B0000-0x00000196D70C2000-memory.dmpFilesize
72KB
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memory/4988-140-0x00007FFFDEB20000-0x00007FFFDF5E1000-memory.dmpFilesize
10.8MB