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 9 IoCs

miner

resource	yara_rule
behavioral1/memory/2016-1-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/2016-16-0x00000000236C0000-0x0000000023D3A000-memory.dmp	xmrig
behavioral1/memory/2016-15-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/2224-26-0x0000000000400000-0x0000000000582000-memory.dmp	xmrig
behavioral1/memory/2224-42-0x0000000000400000-0x000000000057C000-memory.dmp	xmrig
behavioral1/memory/2224-41-0x0000000023910000-0x0000000023A92000-memory.dmp	xmrig
behavioral1/memory/2224-32-0x0000000000400000-0x000000000057C000-memory.dmp	xmrig
behavioral1/memory/2224-31-0x00000000235F0000-0x0000000023783000-memory.dmp	xmrig
behavioral1/memory/2016-43-0x00000000236C0000-0x0000000023D3A000-memory.dmp	xmrig

Deletes itself 1 IoCs

pid	Process
2224	3c1e5f73913b9f1f9f2444aebe59d15a0447ef7615ecb78bea65002d57202db1.exe

Executes dropped EXE 1 IoCs

pid	Process
2224	3c1e5f73913b9f1f9f2444aebe59d15a0447ef7615ecb78bea65002d57202db1.exe

Loads dropped DLL 1 IoCs

pid	Process
2016	3c1e5f73913b9f1f9f2444aebe59d15a0447ef7615ecb78bea65002d57202db1.exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2016-0-0x0000000000400000-0x0000000000A7A000-memory.dmp	upx
behavioral1/memory/2224-18-0x0000000000400000-0x0000000000A7A000-memory.dmp	upx
behavioral1/files/0x000c0000000122e0-17.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	3c1e5f73913b9f1f9f2444aebe59d15a0447ef7615ecb78bea65002d57202db1.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2016	3c1e5f73913b9f1f9f2444aebe59d15a0447ef7615ecb78bea65002d57202db1.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
2016	3c1e5f73913b9f1f9f2444aebe59d15a0447ef7615ecb78bea65002d57202db1.exe
2224	3c1e5f73913b9f1f9f2444aebe59d15a0447ef7615ecb78bea65002d57202db1.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2016 wrote to memory of 2224	2016	3c1e5f73913b9f1f9f2444aebe59d15a0447ef7615ecb78bea65002d57202db1.exe	32
PID 2016 wrote to memory of 2224	2016	3c1e5f73913b9f1f9f2444aebe59d15a0447ef7615ecb78bea65002d57202db1.exe	32
PID 2016 wrote to memory of 2224	2016	3c1e5f73913b9f1f9f2444aebe59d15a0447ef7615ecb78bea65002d57202db1.exe	32
PID 2016 wrote to memory of 2224	2016	3c1e5f73913b9f1f9f2444aebe59d15a0447ef7615ecb78bea65002d57202db1.exe	32

C:\Users\Admin\AppData\Local\Temp\3c1e5f73913b9f1f9f2444aebe59d15a0447ef7615ecb78bea65002d57202db1.exe
"C:\Users\Admin\AppData\Local\Temp\3c1e5f73913b9f1f9f2444aebe59d15a0447ef7615ecb78bea65002d57202db1.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:2016
- C:\Users\Admin\AppData\Local\Temp\3c1e5f73913b9f1f9f2444aebe59d15a0447ef7615ecb78bea65002d57202db1.exe
  C:\Users\Admin\AppData\Local\Temp\3c1e5f73913b9f1f9f2444aebe59d15a0447ef7615ecb78bea65002d57202db1.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Suspicious use of UnmapMainImage
  PID:2224

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
a542bac7f97a12077134c1dabee2ab7f

SHA1
c2b0aa4556e5ad02691d37a8926904bd7b9ee534

SHA256
f1b7121242ab04d68b2d9a38269f4bf05451520d1b93f97b099f75150413387e

SHA512
8048e2b43416ecc4caf00d6641a6011b4776ca23cf0a5f731275b854d7e4633ef41a1813e2d84d0cce9f30cbf8468d2bf0176f73f87f14ac0aa5b910a07e75db

Download Submit
memory/2016-43-0x00000000236C0000-0x0000000023D3A000-memory.dmp

Filesize
6.5MB

Download
memory/2016-3-0x0000000021D60000-0x0000000021EFE000-memory.dmp

Filesize
1.6MB

Download
memory/2016-1-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/2016-0-0x0000000000400000-0x0000000000A7A000-memory.dmp

Filesize
6.5MB

Download
memory/2016-16-0x00000000236C0000-0x0000000023D3A000-memory.dmp

Filesize
6.5MB

Download
memory/2016-15-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/2224-18-0x0000000000400000-0x0000000000A7A000-memory.dmp

Filesize
6.5MB

Download
memory/2224-26-0x0000000000400000-0x0000000000582000-memory.dmp

Filesize
1.5MB

Download
memory/2224-42-0x0000000000400000-0x000000000057C000-memory.dmp

Filesize
1.5MB

Download
memory/2224-41-0x0000000023910000-0x0000000023A92000-memory.dmp

Filesize
1.5MB

Download
memory/2224-32-0x0000000000400000-0x000000000057C000-memory.dmp

Filesize
1.5MB

Download
memory/2224-31-0x00000000235F0000-0x0000000023783000-memory.dmp

Filesize
1.6MB

Download
memory/2224-21-0x0000000021C20000-0x0000000021DBE000-memory.dmp

Filesize
1.6MB

Download

Analysis

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