xmrig | 14d6746a7475a0f8cd26d1d30403688e8d36cdc3f093e159f5882dc614a0cccb

Resubmissions

13-02-2023 08:38

230213-kj1hyaca52 10

03-02-2023 20:49

230203-zmcnlsee6w 10

Analysis

max time kernel
147s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
13-02-2023 08:38

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General

Target

14d6746a7475a0f8cd26d1d30403688e8d36cdc3f093e159f5882dc614a0cccb.exe
Size

172KB
MD5

a9fe419d1a7c914e4bcb26ba2d564338
SHA1

287d701de4ece28a6b0245c89b2ea488c6fee16b
SHA256

14d6746a7475a0f8cd26d1d30403688e8d36cdc3f093e159f5882dc614a0cccb
SHA512

5ea544d93d2d19614e006f4b1762cb3e5d886e130c1fe77973cf83f2bac02dd9ea58eea0ac428e08bec65e03f1f37b41da3608f8a817d0a42dab49ee4b9f9cb9
SSDEEP

1536:v+ac9URWzKr7PhuuUpV7+5JTiy95UuUCQahsf5mZIWiwwr7QXsouW2ASDDA6rRcS:v+apWaxa7Dy956S2j4xnsvXtPdSaeW

Score

10^/10

xmrig miner persistence

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/2316-146-0x0000000140345B64-mapping.dmp	xmrig
behavioral2/memory/2316-145-0x0000000140000000-0x00000001407CD000-memory.dmp	xmrig
behavioral2/memory/2316-148-0x0000000140000000-0x00000001407CD000-memory.dmp	xmrig
behavioral2/memory/2316-147-0x0000000140000000-0x00000001407CD000-memory.dmp	xmrig
behavioral2/memory/2316-150-0x0000000140000000-0x00000001407CD000-memory.dmp	xmrig
behavioral2/memory/2316-152-0x0000000140000000-0x00000001407CD000-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-1-5-21-2629973501-4017243118-3254762364-1000\Control Panel\International\Geo\Nation	14d6746a7475a0f8cd26d1d30403688e8d36cdc3f093e159f5882dc614a0cccb.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\cloudapp = "\"C:\\Users\\Admin\\AppData\\Local\\WinSCP\\cloudapp.exe\""	14d6746a7475a0f8cd26d1d30403688e8d36cdc3f093e159f5882dc614a0cccb.exe

Legitimate hosting services abused for malware hosting/C2 1 TTPs

Web Service
T1102

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 4656 set thread context of 2044	4656	14d6746a7475a0f8cd26d1d30403688e8d36cdc3f093e159f5882dc614a0cccb.exe	83
PID 2044 set thread context of 2316	2044	MSBuild.exe	91

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2816	powershell.exe
2816	powershell.exe
2044	MSBuild.exe
2044	MSBuild.exe
2044	MSBuild.exe
2044	MSBuild.exe
2044	MSBuild.exe
2044	MSBuild.exe
2044	MSBuild.exe
2044	MSBuild.exe
2044	MSBuild.exe
2044	MSBuild.exe
2044	MSBuild.exe
2044	MSBuild.exe
2044	MSBuild.exe
2044	MSBuild.exe
2044	MSBuild.exe
2044	MSBuild.exe
2044	MSBuild.exe
2044	MSBuild.exe
2044	MSBuild.exe
2044	MSBuild.exe
2044	MSBuild.exe
2044	MSBuild.exe
2044	MSBuild.exe
2044	MSBuild.exe
2044	MSBuild.exe
2044	MSBuild.exe
2044	MSBuild.exe
2044	MSBuild.exe
2044	MSBuild.exe
2044	MSBuild.exe
2044	MSBuild.exe
2044	MSBuild.exe
2044	MSBuild.exe
2044	MSBuild.exe
2044	MSBuild.exe
2044	MSBuild.exe
2044	MSBuild.exe
2044	MSBuild.exe
2044	MSBuild.exe
2044	MSBuild.exe
2044	MSBuild.exe
2044	MSBuild.exe
2044	MSBuild.exe
2044	MSBuild.exe
2044	MSBuild.exe
2044	MSBuild.exe
2044	MSBuild.exe
2044	MSBuild.exe
2044	MSBuild.exe
2044	MSBuild.exe
2044	MSBuild.exe
2044	MSBuild.exe
2044	MSBuild.exe
2044	MSBuild.exe
2044	MSBuild.exe
2044	MSBuild.exe
2044	MSBuild.exe
2044	MSBuild.exe
2044	MSBuild.exe
2044	MSBuild.exe
2044	MSBuild.exe
2044	MSBuild.exe

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
648	Process not Found

Suspicious use of AdjustPrivilegeToken 5 IoCs

description	pid	Process
Token: SeDebugPrivilege	4656	14d6746a7475a0f8cd26d1d30403688e8d36cdc3f093e159f5882dc614a0cccb.exe
Token: SeDebugPrivilege	2816	powershell.exe
Token: SeDebugPrivilege	2044	MSBuild.exe
Token: SeLockMemoryPrivilege	2316	AddInProcess.exe
Token: SeLockMemoryPrivilege	2316	AddInProcess.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2316	AddInProcess.exe

Suspicious use of WriteProcessMemory 22 IoCs

description	pid	Process	procid_target
PID 4656 wrote to memory of 2816	4656	14d6746a7475a0f8cd26d1d30403688e8d36cdc3f093e159f5882dc614a0cccb.exe	81
PID 4656 wrote to memory of 2816	4656	14d6746a7475a0f8cd26d1d30403688e8d36cdc3f093e159f5882dc614a0cccb.exe	81
PID 4656 wrote to memory of 2044	4656	14d6746a7475a0f8cd26d1d30403688e8d36cdc3f093e159f5882dc614a0cccb.exe	83
PID 4656 wrote to memory of 2044	4656	14d6746a7475a0f8cd26d1d30403688e8d36cdc3f093e159f5882dc614a0cccb.exe	83
PID 4656 wrote to memory of 2044	4656	14d6746a7475a0f8cd26d1d30403688e8d36cdc3f093e159f5882dc614a0cccb.exe	83
PID 4656 wrote to memory of 2044	4656	14d6746a7475a0f8cd26d1d30403688e8d36cdc3f093e159f5882dc614a0cccb.exe	83
PID 4656 wrote to memory of 2044	4656	14d6746a7475a0f8cd26d1d30403688e8d36cdc3f093e159f5882dc614a0cccb.exe	83
PID 4656 wrote to memory of 2044	4656	14d6746a7475a0f8cd26d1d30403688e8d36cdc3f093e159f5882dc614a0cccb.exe	83
PID 2044 wrote to memory of 2316	2044	MSBuild.exe	91
PID 2044 wrote to memory of 2316	2044	MSBuild.exe	91
PID 2044 wrote to memory of 2316	2044	MSBuild.exe	91
PID 2044 wrote to memory of 2316	2044	MSBuild.exe	91
PID 2044 wrote to memory of 2316	2044	MSBuild.exe	91
PID 2044 wrote to memory of 2316	2044	MSBuild.exe	91
PID 2044 wrote to memory of 2316	2044	MSBuild.exe	91
PID 2044 wrote to memory of 2316	2044	MSBuild.exe	91
PID 2044 wrote to memory of 2316	2044	MSBuild.exe	91
PID 2044 wrote to memory of 2316	2044	MSBuild.exe	91
PID 2044 wrote to memory of 2316	2044	MSBuild.exe	91
PID 2044 wrote to memory of 2316	2044	MSBuild.exe	91
PID 2044 wrote to memory of 2316	2044	MSBuild.exe	91
PID 2044 wrote to memory of 2316	2044	MSBuild.exe	91

C:\Users\Admin\AppData\Local\Temp\14d6746a7475a0f8cd26d1d30403688e8d36cdc3f093e159f5882dc614a0cccb.exe
"C:\Users\Admin\AppData\Local\Temp\14d6746a7475a0f8cd26d1d30403688e8d36cdc3f093e159f5882dc614a0cccb.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4656
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ENC cwB0AGEAcgB0AC0AcwBsAGUAZQBwACAALQBzAGUAYwBvAG4AZABzACAAMgAwAA==
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2816
- C:\Windows\Microsoft.NET\Framework64\v4.0.30319\MSBuild.exe
  C:\Windows\Microsoft.NET\Framework64\v4.0.30319\MSBuild.exe
  2⤵
  - Suspicious use of SetThreadContext
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2044
- - C:\Windows\Microsoft.NET\Framework64\v4.0.30319\AddInProcess.exe
    C:\Windows\Microsoft.NET\Framework64\v4.0.30319\AddInProcess.exe -o 185.17.0.19:8080 -u 46E9UkTFqALXNh2mSbA7WGDoa2i6h4WVgUgPVdT9ZdtweLRvAhWmbvuY1dhEmfjHbsavKXo3eGf5ZRb4qJzFXLVHGYH4moQ.Worker_CPU -p x --algo rx/0 --cpu-max-threads-hint=50
    3⤵
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of FindShellTrayWindow
    PID:2316

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Web Service

T1102

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Web Service

T1102

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2044-144-0x00007FFE1C5A0000-0x00007FFE1D061000-memory.dmp

Filesize
10.8MB

Download
memory/2044-143-0x00007FFE1C5A0000-0x00007FFE1D061000-memory.dmp

Filesize
10.8MB

Download
memory/2044-140-0x0000000000400000-0x000000000048C000-memory.dmp

Filesize
560KB

Download
memory/2316-153-0x0000023820490000-0x00000238204B0000-memory.dmp

Filesize
128KB

Download
memory/2316-145-0x0000000140000000-0x00000001407CD000-memory.dmp

Filesize
7.8MB

Download
memory/2316-151-0x0000023820450000-0x0000023820490000-memory.dmp

Filesize
256KB

Download
memory/2316-147-0x0000000140000000-0x00000001407CD000-memory.dmp

Filesize
7.8MB

Download
memory/2316-149-0x000002381EA50000-0x000002381EA70000-memory.dmp

Filesize
128KB

Download
memory/2316-154-0x0000023820490000-0x00000238204B0000-memory.dmp

Filesize
128KB

Download
memory/2316-148-0x0000000140000000-0x00000001407CD000-memory.dmp

Filesize
7.8MB

Download
memory/2316-152-0x0000000140000000-0x00000001407CD000-memory.dmp

Filesize
7.8MB

Download
memory/2316-150-0x0000000140000000-0x00000001407CD000-memory.dmp

Filesize
7.8MB

Download
memory/2816-136-0x00007FFE1C5A0000-0x00007FFE1D061000-memory.dmp

Filesize
10.8MB

Download
memory/2816-139-0x00007FFE1C5A0000-0x00007FFE1D061000-memory.dmp

Filesize
10.8MB

Download
memory/2816-138-0x00007FFE1C5A0000-0x00007FFE1D061000-memory.dmp

Filesize
10.8MB

Download
memory/4656-137-0x00007FFE1C5A0000-0x00007FFE1D061000-memory.dmp

Filesize
10.8MB

Download
memory/4656-142-0x00007FFE1C5A0000-0x00007FFE1D061000-memory.dmp

Filesize
10.8MB

Download
memory/4656-132-0x00000144D0740000-0x00000144D076E000-memory.dmp

Filesize
184KB

Download
memory/4656-134-0x00000144D2430000-0x00000144D2452000-memory.dmp

Filesize
136KB

Download
memory/4656-133-0x00007FFE1C5A0000-0x00007FFE1D061000-memory.dmp

Filesize
10.8MB

Download