xmrig | 3c1e5f73913b9f1f9f2444aebe59d15a0447ef7615ecb78bea65002d57202db1

General

Target

3c1e5f73913b9f1f9f2444aebe59d15a0447ef7615ecb78bea65002d57202db1.exe
Size

1.8MB
MD5

2a20733b0640bd69f335a8183026150d
SHA1

376f2baf1430c0c45720eed00f0745484b7ef7ed
SHA256

3c1e5f73913b9f1f9f2444aebe59d15a0447ef7615ecb78bea65002d57202db1
SHA512

4f2125c4714850fefd97e17f4abeb4cae95839eb15b13541680ba7a7d9c24ce1dbf0e50b72164eeb39e9c2dd0d9400a5715d24390f949ea1addd19a25fcd0c18
SSDEEP

49152:WyaFn5beLmtBaBq7uMP5vYy0E95jXAwX+xOAjaMnGJNbIT6feh/K1:WyQ5bEmt0Bqn5b0E95jXYEA7nGjb662m

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/1820-2-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral2/memory/1820-13-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral2/memory/2140-22-0x0000000000400000-0x0000000000582000-memory.dmp	xmrig
behavioral2/memory/2140-27-0x00000000258B0000-0x0000000025A43000-memory.dmp	xmrig
behavioral2/memory/2140-37-0x0000000025BD0000-0x0000000025D52000-memory.dmp	xmrig
behavioral2/memory/2140-28-0x0000000000400000-0x000000000057C000-memory.dmp	xmrig
behavioral2/memory/2140-38-0x0000000000400000-0x0000000000A7A000-memory.dmp	xmrig

Deletes itself 1 IoCs

pid	Process
2140	3c1e5f73913b9f1f9f2444aebe59d15a0447ef7615ecb78bea65002d57202db1.exe

Executes dropped EXE 1 IoCs

pid	Process
2140	3c1e5f73913b9f1f9f2444aebe59d15a0447ef7615ecb78bea65002d57202db1.exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral2/memory/1820-0-0x0000000000400000-0x0000000000A7A000-memory.dmp	upx
behavioral2/files/0x000b000000023baa-12.dat	upx
behavioral2/memory/2140-14-0x0000000000400000-0x0000000000A7A000-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	3c1e5f73913b9f1f9f2444aebe59d15a0447ef7615ecb78bea65002d57202db1.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	3c1e5f73913b9f1f9f2444aebe59d15a0447ef7615ecb78bea65002d57202db1.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
1820	3c1e5f73913b9f1f9f2444aebe59d15a0447ef7615ecb78bea65002d57202db1.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeLockMemoryPrivilege	2140	3c1e5f73913b9f1f9f2444aebe59d15a0447ef7615ecb78bea65002d57202db1.exe
Token: SeLockMemoryPrivilege	2140	3c1e5f73913b9f1f9f2444aebe59d15a0447ef7615ecb78bea65002d57202db1.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
1820	3c1e5f73913b9f1f9f2444aebe59d15a0447ef7615ecb78bea65002d57202db1.exe
2140	3c1e5f73913b9f1f9f2444aebe59d15a0447ef7615ecb78bea65002d57202db1.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1820 wrote to memory of 2140	1820	3c1e5f73913b9f1f9f2444aebe59d15a0447ef7615ecb78bea65002d57202db1.exe	84
PID 1820 wrote to memory of 2140	1820	3c1e5f73913b9f1f9f2444aebe59d15a0447ef7615ecb78bea65002d57202db1.exe	84
PID 1820 wrote to memory of 2140	1820	3c1e5f73913b9f1f9f2444aebe59d15a0447ef7615ecb78bea65002d57202db1.exe	84

C:\Users\Admin\AppData\Local\Temp\3c1e5f73913b9f1f9f2444aebe59d15a0447ef7615ecb78bea65002d57202db1.exe
"C:\Users\Admin\AppData\Local\Temp\3c1e5f73913b9f1f9f2444aebe59d15a0447ef7615ecb78bea65002d57202db1.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:1820
- C:\Users\Admin\AppData\Local\Temp\3c1e5f73913b9f1f9f2444aebe59d15a0447ef7615ecb78bea65002d57202db1.exe
  C:\Users\Admin\AppData\Local\Temp\3c1e5f73913b9f1f9f2444aebe59d15a0447ef7615ecb78bea65002d57202db1.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of UnmapMainImage
  PID:2140

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\3c1e5f73913b9f1f9f2444aebe59d15a0447ef7615ecb78bea65002d57202db1.exe

Filesize
1.8MB

MD5
59926776754ea99d6f47e725b0c42107

SHA1
c0d531500eb326f698f5a493758ba8594a087cf8

SHA256
568562197f3036eb4f4493a5ceeab98b8aa0eb339100d0d39c98bf5e97279fe7

SHA512
7e39aa448689855a161b17d4c410f94bb391c04eec51f87b14e87f35dcab64835fc477f774a95036bb0294cc3f54d1adca295dd1b3baef4e4a082d57db7f1680

Download Submit
memory/1820-0-0x0000000000400000-0x0000000000A7A000-memory.dmp

Filesize
6.5MB

Download
memory/1820-1-0x0000000021FF0000-0x000000002218E000-memory.dmp

Filesize
1.6MB

Download
memory/1820-2-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/1820-13-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/2140-14-0x0000000000400000-0x0000000000A7A000-memory.dmp

Filesize
6.5MB

Download
memory/2140-15-0x0000000021ED0000-0x000000002206E000-memory.dmp

Filesize
1.6MB

Download
memory/2140-22-0x0000000000400000-0x0000000000582000-memory.dmp

Filesize
1.5MB

Download
memory/2140-27-0x00000000258B0000-0x0000000025A43000-memory.dmp

Filesize
1.6MB

Download
memory/2140-37-0x0000000025BD0000-0x0000000025D52000-memory.dmp

Filesize
1.5MB

Download
memory/2140-28-0x0000000000400000-0x000000000057C000-memory.dmp

Filesize
1.5MB

Download
memory/2140-38-0x0000000000400000-0x0000000000A7A000-memory.dmp

Filesize
6.5MB

Download

Analysis

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