xmrig | 2c519757ecdf05dbbe30b2ccdbf9ec4eaa8dee122b953ccbb0b6c92ceb20539f

General

Target

ab3438f2c98164728dd81f35d3e1267f_JaffaCakes118.exe
Size

784KB
MD5

ab3438f2c98164728dd81f35d3e1267f
SHA1

e189cd22aac22936663121086ab5e26dfe2163a0
SHA256

2c519757ecdf05dbbe30b2ccdbf9ec4eaa8dee122b953ccbb0b6c92ceb20539f
SHA512

50023ab3609131fa5b3057a81c74fac517ec0690af2ad256f80e7d5f391e582e0a3d6fc6e92caf6e8a52e670ce6c74253096fb5f163f458aedffdbf872dcc8ba
SSDEEP

12288:dL67y1djPX+Zc2ylC5QZEp5qDPv8sc8YKeNlmi9cW/uQl9c5d5eQFgQCchomb:dLIQ/OJmq6ELqMsc8EoW/u69cFeQ5Cy

Score

10^/10

xmrig discovery miner upx

Malware Config

Signatures

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

XMRig Miner payload 7 IoCs

miner

resource	yara_rule
behavioral1/memory/2868-2-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/2868-15-0x0000000003270000-0x0000000003582000-memory.dmp	xmrig
behavioral1/memory/2868-14-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/2316-18-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/2316-24-0x0000000000400000-0x0000000000587000-memory.dmp	xmrig
behavioral1/memory/2316-34-0x0000000000400000-0x0000000000587000-memory.dmp	xmrig
behavioral1/memory/2316-33-0x0000000003230000-0x00000000033C3000-memory.dmp	xmrig

Deletes itself 1 IoCs

pid	Process
2316	ab3438f2c98164728dd81f35d3e1267f_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

pid	Process
2316	ab3438f2c98164728dd81f35d3e1267f_JaffaCakes118.exe

Loads dropped DLL 1 IoCs

pid	Process
2868	ab3438f2c98164728dd81f35d3e1267f_JaffaCakes118.exe

UPX packed file 4 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2868-0-0x0000000000400000-0x0000000000712000-memory.dmp	upx
behavioral1/files/0x0004000000005c50-10.dat	upx
behavioral1/memory/2868-15-0x0000000003270000-0x0000000003582000-memory.dmp	upx
behavioral1/memory/2316-17-0x0000000000400000-0x0000000000712000-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	ab3438f2c98164728dd81f35d3e1267f_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ab3438f2c98164728dd81f35d3e1267f_JaffaCakes118.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2868	ab3438f2c98164728dd81f35d3e1267f_JaffaCakes118.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
2868	ab3438f2c98164728dd81f35d3e1267f_JaffaCakes118.exe
2316	ab3438f2c98164728dd81f35d3e1267f_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2868 wrote to memory of 2316	2868	ab3438f2c98164728dd81f35d3e1267f_JaffaCakes118.exe	31
PID 2868 wrote to memory of 2316	2868	ab3438f2c98164728dd81f35d3e1267f_JaffaCakes118.exe	31
PID 2868 wrote to memory of 2316	2868	ab3438f2c98164728dd81f35d3e1267f_JaffaCakes118.exe	31
PID 2868 wrote to memory of 2316	2868	ab3438f2c98164728dd81f35d3e1267f_JaffaCakes118.exe	31

C:\Users\Admin\AppData\Local\Temp\ab3438f2c98164728dd81f35d3e1267f_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\ab3438f2c98164728dd81f35d3e1267f_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:2868
- C:\Users\Admin\AppData\Local\Temp\ab3438f2c98164728dd81f35d3e1267f_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\ab3438f2c98164728dd81f35d3e1267f_JaffaCakes118.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of UnmapMainImage
  PID:2316

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

\Users\Admin\AppData\Local\Temp\ab3438f2c98164728dd81f35d3e1267f_JaffaCakes118.exe

Filesize
784KB

MD5
8ccb573f43ce115010c7cce339a2b25f

SHA1
60089112963b6c6bb45dde75fd13c78f7a03f1c9

SHA256
f6409df9890dcacc24dcce3fb2f218d7f5f86a9b14ca99c798e7d2581dec388f

SHA512
fcf1633acd80a54caa342ab459762607d29bf1310f680736a8d10948c2d0413068b5e30e406e8151d90ccef4f28374bb6811177c1f5602a819e6268fbd681e80

Download Submit
memory/2316-17-0x0000000000400000-0x0000000000712000-memory.dmp

Filesize
3.1MB

Download
memory/2316-21-0x0000000000120000-0x00000000001E4000-memory.dmp

Filesize
784KB

Download
memory/2316-18-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/2316-24-0x0000000000400000-0x0000000000587000-memory.dmp

Filesize
1.5MB

Download
memory/2316-34-0x0000000000400000-0x0000000000587000-memory.dmp

Filesize
1.5MB

Download
memory/2316-33-0x0000000003230000-0x00000000033C3000-memory.dmp

Filesize
1.6MB

Download
memory/2868-0-0x0000000000400000-0x0000000000712000-memory.dmp

Filesize
3.1MB

Download
memory/2868-1-0x0000000001720000-0x00000000017E4000-memory.dmp

Filesize
784KB

Download
memory/2868-2-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/2868-15-0x0000000003270000-0x0000000003582000-memory.dmp

Filesize
3.1MB

Download
memory/2868-14-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download

Analysis

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