xmrig | b5b50cf0730d00216f34a6928bdf0069e8ab057e0ce733365ac7167dda4040b1

General

Target

b5b50cf0730d00216f34a6928bdf0069e8ab057e0ce733365ac7167dda4040b1.exe
Size

2.0MB
MD5

b41d98d2de9fac44d284fac5b9aea26c
SHA1

e5bcdcd99a6a4227d85e4fa6a35620e848034fba
SHA256

b5b50cf0730d00216f34a6928bdf0069e8ab057e0ce733365ac7167dda4040b1
SHA512

f4349acf9c05e002051747b4e1c016d38d3c2cf777c64a9a3e5e3c75cb3b3971f336767e378b68abdb2a17d5c115a1be53a1b572958c2904c70287b0d3d83ff8
SSDEEP

49152:KcdAD/uBtYzlU+F7SHHf8pEXqvlUut0zckSoZgtzTj4h/KKlUm3eea:KoAD/OezlUY2HHf8pfvlUm0zckTgtXjh

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 8 IoCs

miner

resource	yara_rule
behavioral1/memory/2652-1-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/2652-16-0x0000000023600000-0x0000000023C7A000-memory.dmp	xmrig
behavioral1/memory/2652-15-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/2596-31-0x00000000008C0000-0x0000000000A53000-memory.dmp	xmrig
behavioral1/memory/2596-42-0x0000000000400000-0x000000000057C000-memory.dmp	xmrig
behavioral1/memory/2596-41-0x0000000023870000-0x00000000239F2000-memory.dmp	xmrig
behavioral1/memory/2596-32-0x0000000000400000-0x000000000057C000-memory.dmp	xmrig
behavioral1/memory/2596-26-0x0000000000400000-0x0000000000582000-memory.dmp	xmrig

Deletes itself 1 IoCs

pid	Process
2596	b5b50cf0730d00216f34a6928bdf0069e8ab057e0ce733365ac7167dda4040b1.exe

Executes dropped EXE 1 IoCs

pid	Process
2596	b5b50cf0730d00216f34a6928bdf0069e8ab057e0ce733365ac7167dda4040b1.exe

Loads dropped DLL 1 IoCs

pid	Process
2652	b5b50cf0730d00216f34a6928bdf0069e8ab057e0ce733365ac7167dda4040b1.exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2652-0-0x0000000000400000-0x0000000000A7A000-memory.dmp	upx
behavioral1/memory/2596-18-0x0000000000400000-0x0000000000A7A000-memory.dmp	upx
behavioral1/files/0x000d000000012280-17.dat	upx

System Location Discovery: System Language Discovery 1 TTPs 1 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	b5b50cf0730d00216f34a6928bdf0069e8ab057e0ce733365ac7167dda4040b1.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2652	b5b50cf0730d00216f34a6928bdf0069e8ab057e0ce733365ac7167dda4040b1.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
2652	b5b50cf0730d00216f34a6928bdf0069e8ab057e0ce733365ac7167dda4040b1.exe
2596	b5b50cf0730d00216f34a6928bdf0069e8ab057e0ce733365ac7167dda4040b1.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2652 wrote to memory of 2596	2652	b5b50cf0730d00216f34a6928bdf0069e8ab057e0ce733365ac7167dda4040b1.exe	32
PID 2652 wrote to memory of 2596	2652	b5b50cf0730d00216f34a6928bdf0069e8ab057e0ce733365ac7167dda4040b1.exe	32
PID 2652 wrote to memory of 2596	2652	b5b50cf0730d00216f34a6928bdf0069e8ab057e0ce733365ac7167dda4040b1.exe	32
PID 2652 wrote to memory of 2596	2652	b5b50cf0730d00216f34a6928bdf0069e8ab057e0ce733365ac7167dda4040b1.exe	32

C:\Users\Admin\AppData\Local\Temp\b5b50cf0730d00216f34a6928bdf0069e8ab057e0ce733365ac7167dda4040b1.exe
"C:\Users\Admin\AppData\Local\Temp\b5b50cf0730d00216f34a6928bdf0069e8ab057e0ce733365ac7167dda4040b1.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:2652
- C:\Users\Admin\AppData\Local\Temp\b5b50cf0730d00216f34a6928bdf0069e8ab057e0ce733365ac7167dda4040b1.exe
  C:\Users\Admin\AppData\Local\Temp\b5b50cf0730d00216f34a6928bdf0069e8ab057e0ce733365ac7167dda4040b1.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Suspicious use of UnmapMainImage
  PID:2596

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\b5b50cf0730d00216f34a6928bdf0069e8ab057e0ce733365ac7167dda4040b1.exe

Filesize
2.0MB

MD5
f5e49d9dfd1ff6fc3b035e707359a89d

SHA1
164e6d1ef3fa62f39e3e38b53ffdf10b443b4f7a

SHA256
b7e7e2856fa859636446d9d12eadae258941788362dc9036977492bb07c8bd5e

SHA512
a70e8163c53a4104006bee8957e0ac0d75a96aa7ca32a9514b7c52b2fd50b5ad5b22333b1aa466f1de201609d131fd3247e07b837f87fe4422bb1e27e614af64

Download Submit
memory/2596-42-0x0000000000400000-0x000000000057C000-memory.dmp

Filesize
1.5MB

Download
memory/2596-18-0x0000000000400000-0x0000000000A7A000-memory.dmp

Filesize
6.5MB

Download
memory/2596-31-0x00000000008C0000-0x0000000000A53000-memory.dmp

Filesize
1.6MB

Download
memory/2596-25-0x0000000021C20000-0x0000000021DBE000-memory.dmp

Filesize
1.6MB

Download
memory/2596-41-0x0000000023870000-0x00000000239F2000-memory.dmp

Filesize
1.5MB

Download
memory/2596-32-0x0000000000400000-0x000000000057C000-memory.dmp

Filesize
1.5MB

Download
memory/2596-26-0x0000000000400000-0x0000000000582000-memory.dmp

Filesize
1.5MB

Download
memory/2652-0-0x0000000000400000-0x0000000000A7A000-memory.dmp

Filesize
6.5MB

Download
memory/2652-1-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/2652-16-0x0000000023600000-0x0000000023C7A000-memory.dmp

Filesize
6.5MB

Download
memory/2652-15-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/2652-7-0x0000000021C20000-0x0000000021DBE000-memory.dmp

Filesize
1.6MB

Download
memory/2652-43-0x0000000023600000-0x0000000023C7A000-memory.dmp

Filesize
6.5MB

Download

Analysis

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