Analysis
- max time kernel
50s - max time network
130s - platform
windows10-2004_x64 - resource
win10v2004-20220812-en - resource tags
- submitted
11/11/2022, 15:01
General
- Target file.exe
- Size 696KB
- Sample221111-sdwlssgd65
- SHA256 1ce2a17f4a476674dbf6cf4e15c6d3ae424eee86f484edc38c9e6fdf97805bc8
Malware Config
Extracted
-
redline
-
LogsDiller Cloud (TG: @logsdillabot)
-
145.239.202.9:4120
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auth_value
3a050df92d0cf082b2cdaf87863616be
Signatures
- RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
- RedLine payload 2 IoCs
- Downloads MZ/PE file
- Executes dropped EXE 1 IoCs
- UPX packed file 4 IoCs
Detects executables packed with UPX/modified UPX open source packer.
- Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- Uses the VBS compiler for execution 1 TTPs
- Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
- Suspicious use of SetThreadContext 1 IoCs
- Program crash 1 IoCs
- GoLang User-Agent 1 IoCs
Uses default user-agent string defined by GoLang HTTP packages.
- Suspicious behavior: EnumeratesProcesses 2 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of WriteProcessMemory 7 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\file.exe"C:\Users\Admin\AppData\Local\Temp\file.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\crea.exe"C:\Users\Admin\AppData\Local\Temp\crea.exe"3⤵
- Executes dropped EXE
-
-
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4808 -s 3162⤵
- Program crash
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 4808 -ip 48081⤵
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
crea.exe
crea.exe
memory/1044-144-0x00000000051E0000-0x0000000005272000-memory.dmp
memory/1044-147-0x0000000006D40000-0x000000000726C000-memory.dmp
memory/1044-140-0x0000000004DE0000-0x0000000004EEA000-memory.dmp
memory/1044-141-0x0000000004CF0000-0x0000000004D02000-memory.dmp
memory/1044-142-0x0000000004D50000-0x0000000004D8C000-memory.dmp
memory/1044-143-0x0000000005EC0000-0x0000000006464000-memory.dmp
memory/1044-145-0x0000000005280000-0x00000000052E6000-memory.dmp
memory/1044-146-0x0000000006640000-0x0000000006802000-memory.dmp
memory/1044-139-0x00000000052F0000-0x0000000005908000-memory.dmp
memory/1044-148-0x0000000006570000-0x00000000065E6000-memory.dmp
memory/1044-149-0x00000000065F0000-0x0000000006640000-memory.dmp
memory/1044-133-0x0000000000160000-0x0000000000188000-memory.dmp
memory/1488-153-0x0000000000650000-0x0000000000E3B000-memory.dmp
memory/1488-154-0x0000000000650000-0x0000000000E3B000-memory.dmp
memory/4808-138-0x00000000001B0000-0x0000000000262000-memory.dmp