xmrig | 921431461efaee53fc1a0d2edb6b9af3c356cafaaf7a07c12cba851ddcdf5769

General

Target

ef80e11d53d114fde268df3297741c10_JaffaCakes118.exe
Size

784KB
MD5

ef80e11d53d114fde268df3297741c10
SHA1

61b61684ed1d97f47787b9cb03f7da9b9c89fb64
SHA256

921431461efaee53fc1a0d2edb6b9af3c356cafaaf7a07c12cba851ddcdf5769
SHA512

1921fe226182e89d823d112ade89b8ad530592e3b8f43ddebe1d7c37f0d3a2fd3bcaa508a9292512f7badec91f7637d217aa850107f6978c0e946ad83f8f4250
SSDEEP

24576:FkB0sGQolR2vTfB7Svh0lIEgdRHffCBDqY9:FkfcRMQc3AR/fIDq6

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/2372-2-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/2372-14-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/2196-31-0x0000000003230000-0x00000000033C3000-memory.dmp	xmrig
behavioral1/memory/2196-18-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/2196-33-0x00000000005A0000-0x000000000071F000-memory.dmp	xmrig
behavioral1/memory/2196-34-0x0000000000400000-0x0000000000587000-memory.dmp	xmrig
behavioral1/memory/2196-23-0x0000000000400000-0x0000000000587000-memory.dmp	xmrig

Deletes itself 1 IoCs

pid	Process
2196	ef80e11d53d114fde268df3297741c10_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

pid	Process
2196	ef80e11d53d114fde268df3297741c10_JaffaCakes118.exe

Loads dropped DLL 1 IoCs

pid	Process
2372	ef80e11d53d114fde268df3297741c10_JaffaCakes118.exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2372-0-0x0000000000400000-0x0000000000712000-memory.dmp	upx
behavioral1/files/0x000c000000012281-10.dat	upx
behavioral1/memory/2372-15-0x0000000003140000-0x0000000003452000-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	ef80e11d53d114fde268df3297741c10_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ef80e11d53d114fde268df3297741c10_JaffaCakes118.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2372	ef80e11d53d114fde268df3297741c10_JaffaCakes118.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
2372	ef80e11d53d114fde268df3297741c10_JaffaCakes118.exe
2196	ef80e11d53d114fde268df3297741c10_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2372 wrote to memory of 2196	2372	ef80e11d53d114fde268df3297741c10_JaffaCakes118.exe	32
PID 2372 wrote to memory of 2196	2372	ef80e11d53d114fde268df3297741c10_JaffaCakes118.exe	32
PID 2372 wrote to memory of 2196	2372	ef80e11d53d114fde268df3297741c10_JaffaCakes118.exe	32
PID 2372 wrote to memory of 2196	2372	ef80e11d53d114fde268df3297741c10_JaffaCakes118.exe	32

C:\Users\Admin\AppData\Local\Temp\ef80e11d53d114fde268df3297741c10_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\ef80e11d53d114fde268df3297741c10_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:2372
- C:\Users\Admin\AppData\Local\Temp\ef80e11d53d114fde268df3297741c10_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\ef80e11d53d114fde268df3297741c10_JaffaCakes118.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of UnmapMainImage
  PID:2196

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\ef80e11d53d114fde268df3297741c10_JaffaCakes118.exe

Filesize
784KB

MD5
c559f56144523587b30f949fd94c397f

SHA1
cb0b9dad22fe6d1c1cbe1c9d859de7386bca56d3

SHA256
f1a74129a3527c535e72ebb2c9571bb2407b0ec488fbb43f53cb7537268471e4

SHA512
0fc17624fb01c7292b383dd552674d1cfcb815693aeac17b4955c4554f7dbca917188c132529ff6407464a09a72b3ae66225cbae5b73d9c52553881ea67d5d80

Download Submit
memory/2196-17-0x0000000000120000-0x00000000001E4000-memory.dmp

Filesize
784KB

Download
memory/2196-31-0x0000000003230000-0x00000000033C3000-memory.dmp

Filesize
1.6MB

Download
memory/2196-18-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/2196-33-0x00000000005A0000-0x000000000071F000-memory.dmp

Filesize
1.5MB

Download
memory/2196-34-0x0000000000400000-0x0000000000587000-memory.dmp

Filesize
1.5MB

Download
memory/2196-23-0x0000000000400000-0x0000000000587000-memory.dmp

Filesize
1.5MB

Download
memory/2372-0-0x0000000000400000-0x0000000000712000-memory.dmp

Filesize
3.1MB

Download
memory/2372-1-0x0000000001720000-0x00000000017E4000-memory.dmp

Filesize
784KB

Download
memory/2372-2-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/2372-14-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/2372-15-0x0000000003140000-0x0000000003452000-memory.dmp

Filesize
3.1MB

Download

Analysis

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