xmrig | 7af4419d37f24f63357ac55c069ba4025fba9aae4efc581d76fa4ff0f53853ab

General

Target

7af4419d37f24f63357ac55c069ba4025fba9aae4efc581d76fa4ff0f53853ab.exe
Size

11.8MB
MD5

de8b22123305f9564d38bd3a570b0992
SHA1

462da187b0cf5408254260520650a26e31083836
SHA256

7af4419d37f24f63357ac55c069ba4025fba9aae4efc581d76fa4ff0f53853ab
SHA512

48eda6a03ef96fb84faf76db51cfd1b5b1bc0990b0cc18f4f9af7e94f5037b904575ad93c7641966d119b997277e8d947c31931309b15b1d89811d1742f169a7

Score

10^/10

xmrig miner upx

Malware Config

Signatures

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

XMRig Miner Payload 2 IoCs

miner

Processes:

resource	yara_rule
behavioral1/memory/1728-61-0x0000000000200000-0x0000000000541000-memory.dmp	xmrig
behavioral1/memory/1728-63-0x0000000000200000-0x0000000000541000-memory.dmp	xmrig

UPX packed file 6 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

Processes:

resource	yara_rule
behavioral1/memory/1728-57-0x0000000000200000-0x0000000000541000-memory.dmp	upx
behavioral1/memory/1728-59-0x0000000000200000-0x0000000000541000-memory.dmp	upx
behavioral1/memory/1728-60-0x0000000000200000-0x0000000000541000-memory.dmp	upx
behavioral1/memory/1728-61-0x0000000000200000-0x0000000000541000-memory.dmp	upx
behavioral1/memory/1728-63-0x0000000000200000-0x0000000000541000-memory.dmp	upx
behavioral1/memory/1728-64-0x0000000000000000-0x0000000000200000-memory.dmp	upx

Drops startup file 1 IoCs

Processes:

7af4419d37f24f63357ac55c069ba4025fba9aae4efc581d76fa4ff0f53853ab.exe

description	ioc	process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\calc.lnk	7af4419d37f24f63357ac55c069ba4025fba9aae4efc581d76fa4ff0f53853ab.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

7af4419d37f24f63357ac55c069ba4025fba9aae4efc581d76fa4ff0f53853ab.exe

description	pid	process	target process
PID 1688 set thread context of 1728	1688	7af4419d37f24f63357ac55c069ba4025fba9aae4efc581d76fa4ff0f53853ab.exe	calc.exe

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

System Information Discovery
T1082
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

calc.exe

description pid process

Token: SeLockMemoryPrivilege 1728 calc.exe
Token: SeLockMemoryPrivilege 1728 calc.exe

description	pid	process
Token: SeLockMemoryPrivilege	1728	calc.exe
Token: SeLockMemoryPrivilege	1728	calc.exe

Suspicious use of WriteProcessMemory 5 IoCs

Processes:

7af4419d37f24f63357ac55c069ba4025fba9aae4efc581d76fa4ff0f53853ab.exe

description	pid	process	target process
PID 1688 wrote to memory of 1728	1688	7af4419d37f24f63357ac55c069ba4025fba9aae4efc581d76fa4ff0f53853ab.exe	calc.exe
PID 1688 wrote to memory of 1728	1688	7af4419d37f24f63357ac55c069ba4025fba9aae4efc581d76fa4ff0f53853ab.exe	calc.exe
PID 1688 wrote to memory of 1728	1688	7af4419d37f24f63357ac55c069ba4025fba9aae4efc581d76fa4ff0f53853ab.exe	calc.exe
PID 1688 wrote to memory of 1728	1688	7af4419d37f24f63357ac55c069ba4025fba9aae4efc581d76fa4ff0f53853ab.exe	calc.exe
PID 1688 wrote to memory of 1728	1688	7af4419d37f24f63357ac55c069ba4025fba9aae4efc581d76fa4ff0f53853ab.exe	calc.exe

C:\Users\Admin\AppData\Local\Temp\7af4419d37f24f63357ac55c069ba4025fba9aae4efc581d76fa4ff0f53853ab.exe
"C:\Users\Admin\AppData\Local\Temp\7af4419d37f24f63357ac55c069ba4025fba9aae4efc581d76fa4ff0f53853ab.exe"
1⤵
- Drops startup file
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1688

C:\Windows\system32\calc.exe
-o Chrome.theworkpc.com:3333 -u Admin-GuyFawkesMiner -p 6Day --max-cpu-usage=50
2⤵
- Suspicious use of AdjustPrivilegeToken
PID:1728

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

memory/1688-54-0x000007FEFBBF1000-0x000007FEFBBF3000-memory.dmp

Filesize
8KB

Download
memory/1728-55-0x0000000000200000-0x0000000000541000-memory.dmp

Filesize
3.3MB

Download
memory/1728-57-0x0000000000200000-0x0000000000541000-memory.dmp

Filesize
3.3MB

Download
memory/1728-58-0x000000000053A240-mapping.dmp

Download
memory/1728-59-0x0000000000200000-0x0000000000541000-memory.dmp

Filesize
3.3MB

Download
memory/1728-60-0x0000000000200000-0x0000000000541000-memory.dmp

Filesize
3.3MB

Download
memory/1728-61-0x0000000000200000-0x0000000000541000-memory.dmp

Filesize
3.3MB

Download
memory/1728-62-0x0000000000110000-0x0000000000120000-memory.dmp

Filesize
64KB

Download
memory/1728-63-0x0000000000200000-0x0000000000541000-memory.dmp

Filesize
3.3MB

Download
memory/1728-64-0x0000000000000000-0x0000000000200000-memory.dmp

Filesize
2.0MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads