xmrig | b8ffde7244875502c84f47bfc8f5a76a122afee3d83c7e5dfc12c12c92fe04fc

General

Target

b8ffde7244875502c84f47bfc8f5a76a122afee3d83c7e5dfc12c12c92fe04fc.exe
Size

1.8MB
MD5

0339615b36546e2f4a841d78bc0d9ac7
SHA1

c6c7ff27d92059c8b54d59b6d6ce4bebd1bd3d6f
SHA256

b8ffde7244875502c84f47bfc8f5a76a122afee3d83c7e5dfc12c12c92fe04fc
SHA512

8176e1594fa80e544af2750b7521c105d5a474b1e14144bf1c2862b68bbb27634bc4e163e4e6202371d4fd4ecd6a39a1663c5315df1a4b96e4d4c9b145c7a5a8
SSDEEP

49152:IUcbgcemY756QCfseyl9xyEPUWzb7AwuKegTNz5bh/Kn:IW9mY7Z99xVPUWzb87KxTNdbhCn

Score

10^/10

xmrig discovery miner upx

Malware Config

Signatures

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

XMRig Miner payload 7 IoCs

miner

resource	yara_rule
behavioral2/memory/2768-2-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral2/memory/2768-14-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral2/memory/2060-27-0x0000000000400000-0x000000000057C000-memory.dmp	xmrig
behavioral2/memory/2060-22-0x0000000000400000-0x0000000000582000-memory.dmp	xmrig
behavioral2/memory/2060-37-0x0000000025A90000-0x0000000025C12000-memory.dmp	xmrig
behavioral2/memory/2060-36-0x0000000025770000-0x0000000025903000-memory.dmp	xmrig
behavioral2/memory/2060-38-0x0000000000400000-0x0000000000A7A000-memory.dmp	xmrig

Deletes itself 1 IoCs

pid	Process
2060	b8ffde7244875502c84f47bfc8f5a76a122afee3d83c7e5dfc12c12c92fe04fc.exe

Executes dropped EXE 1 IoCs

pid	Process
2060	b8ffde7244875502c84f47bfc8f5a76a122afee3d83c7e5dfc12c12c92fe04fc.exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral2/memory/2768-0-0x0000000000400000-0x0000000000A7A000-memory.dmp	upx
behavioral2/files/0x0008000000023c93-12.dat	upx
behavioral2/memory/2060-13-0x0000000000400000-0x0000000000A7A000-memory.dmp	upx

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	b8ffde7244875502c84f47bfc8f5a76a122afee3d83c7e5dfc12c12c92fe04fc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	b8ffde7244875502c84f47bfc8f5a76a122afee3d83c7e5dfc12c12c92fe04fc.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2768	b8ffde7244875502c84f47bfc8f5a76a122afee3d83c7e5dfc12c12c92fe04fc.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeLockMemoryPrivilege	2060	b8ffde7244875502c84f47bfc8f5a76a122afee3d83c7e5dfc12c12c92fe04fc.exe
Token: SeLockMemoryPrivilege	2060	b8ffde7244875502c84f47bfc8f5a76a122afee3d83c7e5dfc12c12c92fe04fc.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
2768	b8ffde7244875502c84f47bfc8f5a76a122afee3d83c7e5dfc12c12c92fe04fc.exe
2060	b8ffde7244875502c84f47bfc8f5a76a122afee3d83c7e5dfc12c12c92fe04fc.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2768 wrote to memory of 2060	2768	b8ffde7244875502c84f47bfc8f5a76a122afee3d83c7e5dfc12c12c92fe04fc.exe	86
PID 2768 wrote to memory of 2060	2768	b8ffde7244875502c84f47bfc8f5a76a122afee3d83c7e5dfc12c12c92fe04fc.exe	86
PID 2768 wrote to memory of 2060	2768	b8ffde7244875502c84f47bfc8f5a76a122afee3d83c7e5dfc12c12c92fe04fc.exe	86

C:\Users\Admin\AppData\Local\Temp\b8ffde7244875502c84f47bfc8f5a76a122afee3d83c7e5dfc12c12c92fe04fc.exe
"C:\Users\Admin\AppData\Local\Temp\b8ffde7244875502c84f47bfc8f5a76a122afee3d83c7e5dfc12c12c92fe04fc.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:2768
- C:\Users\Admin\AppData\Local\Temp\b8ffde7244875502c84f47bfc8f5a76a122afee3d83c7e5dfc12c12c92fe04fc.exe
  C:\Users\Admin\AppData\Local\Temp\b8ffde7244875502c84f47bfc8f5a76a122afee3d83c7e5dfc12c12c92fe04fc.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of UnmapMainImage
  PID:2060

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\b8ffde7244875502c84f47bfc8f5a76a122afee3d83c7e5dfc12c12c92fe04fc.exe

Filesize
1.8MB

MD5
7292ab1dc45a72760992c494b92daa5d

SHA1
409e0b6553080a15fc2eb71cb5a5c7f9b476f3a8

SHA256
b1798b2accccf572c65c18ae7dad5fe261e31e5b2c422aa8d14415b8d6e7f946

SHA512
ffffffa19bcac2358aba1c7511e79262b1915af7afe03d8c7319a1b9d1730eca0baf848c39403ee08c56ae86717128b554ff906b4200347d4269240313db82e5

Download Submit
memory/2060-13-0x0000000000400000-0x0000000000A7A000-memory.dmp

Filesize
6.5MB

Download
memory/2060-27-0x0000000000400000-0x000000000057C000-memory.dmp

Filesize
1.5MB

Download
memory/2060-22-0x0000000000400000-0x0000000000582000-memory.dmp

Filesize
1.5MB

Download
memory/2060-37-0x0000000025A90000-0x0000000025C12000-memory.dmp

Filesize
1.5MB

Download
memory/2060-36-0x0000000025770000-0x0000000025903000-memory.dmp

Filesize
1.6MB

Download
memory/2060-15-0x0000000021D90000-0x0000000021F2E000-memory.dmp

Filesize
1.6MB

Download
memory/2060-38-0x0000000000400000-0x0000000000A7A000-memory.dmp

Filesize
6.5MB

Download
memory/2768-0-0x0000000000400000-0x0000000000A7A000-memory.dmp

Filesize
6.5MB

Download
memory/2768-1-0x0000000021E80000-0x000000002201E000-memory.dmp

Filesize
1.6MB

Download
memory/2768-2-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/2768-14-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download

Analysis

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