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 7 IoCs

miner

resource	yara_rule
behavioral2/memory/3884-2-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral2/memory/3884-13-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral2/memory/2040-23-0x0000000000400000-0x0000000000582000-memory.dmp	xmrig
behavioral2/memory/2040-27-0x0000000025740000-0x00000000258D3000-memory.dmp	xmrig
behavioral2/memory/2040-35-0x0000000025A60000-0x0000000025BE2000-memory.dmp	xmrig
behavioral2/memory/2040-28-0x0000000000400000-0x000000000057C000-memory.dmp	xmrig
behavioral2/memory/2040-38-0x0000000000400000-0x0000000000A7A000-memory.dmp	xmrig

Deletes itself 1 IoCs

pid	Process
2040	b5b50cf0730d00216f34a6928bdf0069e8ab057e0ce733365ac7167dda4040b1.exe

Executes dropped EXE 1 IoCs

pid	Process
2040	b5b50cf0730d00216f34a6928bdf0069e8ab057e0ce733365ac7167dda4040b1.exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral2/memory/3884-0-0x0000000000400000-0x0000000000A7A000-memory.dmp	upx
behavioral2/files/0x000d000000023aee-12.dat	upx
behavioral2/memory/2040-14-0x0000000000400000-0x0000000000A7A000-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	b5b50cf0730d00216f34a6928bdf0069e8ab057e0ce733365ac7167dda4040b1.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	b5b50cf0730d00216f34a6928bdf0069e8ab057e0ce733365ac7167dda4040b1.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
3884	b5b50cf0730d00216f34a6928bdf0069e8ab057e0ce733365ac7167dda4040b1.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeLockMemoryPrivilege	2040	b5b50cf0730d00216f34a6928bdf0069e8ab057e0ce733365ac7167dda4040b1.exe
Token: SeLockMemoryPrivilege	2040	b5b50cf0730d00216f34a6928bdf0069e8ab057e0ce733365ac7167dda4040b1.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
3884	b5b50cf0730d00216f34a6928bdf0069e8ab057e0ce733365ac7167dda4040b1.exe
2040	b5b50cf0730d00216f34a6928bdf0069e8ab057e0ce733365ac7167dda4040b1.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3884 wrote to memory of 2040	3884	b5b50cf0730d00216f34a6928bdf0069e8ab057e0ce733365ac7167dda4040b1.exe	86
PID 3884 wrote to memory of 2040	3884	b5b50cf0730d00216f34a6928bdf0069e8ab057e0ce733365ac7167dda4040b1.exe	86
PID 3884 wrote to memory of 2040	3884	b5b50cf0730d00216f34a6928bdf0069e8ab057e0ce733365ac7167dda4040b1.exe	86

C:\Users\Admin\AppData\Local\Temp\b5b50cf0730d00216f34a6928bdf0069e8ab057e0ce733365ac7167dda4040b1.exe
"C:\Users\Admin\AppData\Local\Temp\b5b50cf0730d00216f34a6928bdf0069e8ab057e0ce733365ac7167dda4040b1.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:3884
- C:\Users\Admin\AppData\Local\Temp\b5b50cf0730d00216f34a6928bdf0069e8ab057e0ce733365ac7167dda4040b1.exe
  C:\Users\Admin\AppData\Local\Temp\b5b50cf0730d00216f34a6928bdf0069e8ab057e0ce733365ac7167dda4040b1.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of UnmapMainImage
  PID:2040

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
61290918819f5e8f6dcae7e84fe38660

SHA1
479f7b941ab21103fdd663482171fffb839321da

SHA256
6e195a030d37f2d3a9cce1e00729a102bcef1315f90dd7c81352c6dc61d0dfc7

SHA512
320161882fbc93b10f09de89e51288c49efabe973d630690016a77e3880bbff82c55cbab4b59034f4c9a9d6bffe0f9238fb7531b8e896c07df2754bb24058339

Download Submit
memory/2040-14-0x0000000000400000-0x0000000000A7A000-memory.dmp

Filesize
6.5MB

Download
memory/2040-21-0x0000000001C20000-0x0000000001DBE000-memory.dmp

Filesize
1.6MB

Download
memory/2040-23-0x0000000000400000-0x0000000000582000-memory.dmp

Filesize
1.5MB

Download
memory/2040-27-0x0000000025740000-0x00000000258D3000-memory.dmp

Filesize
1.6MB

Download
memory/2040-35-0x0000000025A60000-0x0000000025BE2000-memory.dmp

Filesize
1.5MB

Download
memory/2040-28-0x0000000000400000-0x000000000057C000-memory.dmp

Filesize
1.5MB

Download
memory/2040-38-0x0000000000400000-0x0000000000A7A000-memory.dmp

Filesize
6.5MB

Download
memory/3884-0-0x0000000000400000-0x0000000000A7A000-memory.dmp

Filesize
6.5MB

Download
memory/3884-1-0x0000000021F20000-0x00000000220BE000-memory.dmp

Filesize
1.6MB

Download
memory/3884-2-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/3884-13-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download

Analysis

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