Analysis
- max time kernel
154s - max time network
159s - platform
windows10-2004_x64 - resource
win10v2004-20220812-en - resource tags
- submitted
13/10/2022, 18:06
General
- Target file.exe
- Size 300KB
- Sample221013-wpqrgagbc2
- SHA256 97cdc8291c3e88742b152e68d8521cffdf47faedd1aad2fadd353837d398d47e
Malware Config
Extracted
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redline
-
Nigh
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80.66.87.20:80
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auth_value
dab8506635d1dc134af4ebaedf4404eb
Signatures
- Detects Smokeloader packer 3 IoCs
- RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
- RedLine payload 1 IoCs
- SmokeLoader
Modular backdoor trojan in use since 2014.
- Executes dropped EXE 2 IoCs
- Checks computer location settings 2 TTPs 2 IoCs
Looks up country code configured in the registry, likely geofence.
- Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
- Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
- Suspicious use of SetThreadContext 2 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
- Checks SCSI registry key(s) 3 TTPs 3 IoCs
SCSI information is often read in order to detect sandboxing environments.
- Suspicious behavior: EnumeratesProcesses 64 IoCs
- Suspicious behavior: MapViewOfSection 1 IoCs
- Suspicious use of AdjustPrivilegeToken 5 IoCs
- Suspicious use of WriteProcessMemory 26 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\file.exe"C:\Users\Admin\AppData\Local\Temp\file.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -enc UwB0AGEAcgB0AC0AUwBsAGUAZQBwACAALQBTAGUAYwBvAG4AZABzACAAMwA1AA==2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Users\Admin\AppData\Local\Temp\Khnmtuwhomapplication.exe"C:\Users\Admin\AppData\Local\Temp\Khnmtuwhomapplication.exe"2⤵
- Executes dropped EXE
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -enc UwB0AGEAcgB0AC0AUwBsAGUAZQBwACAALQBTAGUAYwBvAG4AZABzACAAMwA1AA==3⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Users\Admin\AppData\Local\Temp\Khnmtuwhomapplication.exeC:\Users\Admin\AppData\Local\Temp\Khnmtuwhomapplication.exe3⤵
- Executes dropped EXE
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
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-
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C:\Users\Admin\AppData\Local\Temp\file.exeC:\Users\Admin\AppData\Local\Temp\file.exe2⤵
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C:\Users\Admin\AppData\Local\Temp\file.exeC:\Users\Admin\AppData\Local\Temp\file.exe2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
file.exe.log
powershell.exe.log
ModuleAnalysisCache
StartupProfileData-NonInteractive
Khnmtuwhomapplication.exe
Khnmtuwhomapplication.exe
Khnmtuwhomapplication.exe
memory/1012-161-0x0000000007310000-0x000000000783C000-memory.dmp
memory/1012-163-0x00000000065E0000-0x0000000006630000-memory.dmp
memory/1012-162-0x0000000006DE0000-0x0000000006E56000-memory.dmp
memory/1012-160-0x0000000006C10000-0x0000000006DD2000-memory.dmp
memory/1012-155-0x0000000004D40000-0x0000000004D7C000-memory.dmp
memory/1012-154-0x0000000004CB0000-0x0000000004CC2000-memory.dmp
memory/1012-153-0x0000000004D80000-0x0000000004E8A000-memory.dmp
memory/1012-152-0x0000000005210000-0x0000000005828000-memory.dmp
memory/1012-151-0x0000000000400000-0x0000000000428000-memory.dmp
memory/2296-134-0x00000000059D0000-0x0000000005A62000-memory.dmp
memory/2296-136-0x0000000008E20000-0x0000000008E42000-memory.dmp
memory/2296-133-0x00000000060A0000-0x0000000006644000-memory.dmp
memory/2296-135-0x00000000059A0000-0x00000000059AA000-memory.dmp
memory/2296-132-0x0000000000FF0000-0x0000000000FF8000-memory.dmp
memory/2808-148-0x0000000000F40000-0x0000000000F48000-memory.dmp
memory/4280-143-0x00000000074E0000-0x0000000007B5A000-memory.dmp
memory/4280-141-0x0000000005540000-0x00000000055A6000-memory.dmp
memory/4280-138-0x00000000046D0000-0x0000000004706000-memory.dmp
memory/4280-144-0x0000000006060000-0x000000000607A000-memory.dmp
memory/4280-140-0x00000000053E0000-0x0000000005446000-memory.dmp
memory/4280-139-0x0000000004D40000-0x0000000005368000-memory.dmp
memory/4280-142-0x0000000005B10000-0x0000000005B2E000-memory.dmp
memory/4400-166-0x0000000000400000-0x0000000000409000-memory.dmp
memory/4400-168-0x0000000000400000-0x0000000000409000-memory.dmp
memory/4400-169-0x0000000000400000-0x0000000000409000-memory.dmp