xmrig | 2f9034a58d84a872b21db4a430219519c6d9999372f77adc5351d1b3ab3ae508

General

Target

c2407027b3a003e5d9b58f69bf647c2f_JaffaCakes118.exe
Size

784KB
MD5

c2407027b3a003e5d9b58f69bf647c2f
SHA1

012b1a86feca49633c3f429108cd6af5973dab55
SHA256

2f9034a58d84a872b21db4a430219519c6d9999372f77adc5351d1b3ab3ae508
SHA512

5761ded12dbd12239e0ed77113c8da051062b61ac7a119e178314d8d535dfbdaf8ceaf578a9fa880986858debfbf2b40dbf9e8d8eead1a6bd418136075f5d926
SSDEEP

24576:d+A6S2U5zWp280qyybA68Rkwd2wUuQyG:d+AtbS2KyyU68T2BJV

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/2092-2-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/2092-14-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/2556-18-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/2556-32-0x0000000003150000-0x00000000032E3000-memory.dmp	xmrig
behavioral1/memory/2556-23-0x0000000000400000-0x0000000000587000-memory.dmp	xmrig
behavioral1/memory/2556-33-0x0000000000400000-0x0000000000587000-memory.dmp	xmrig
behavioral1/memory/2092-34-0x00000000031B0000-0x00000000034C2000-memory.dmp	xmrig

Deletes itself 1 IoCs

pid	Process
2556	c2407027b3a003e5d9b58f69bf647c2f_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

pid	Process
2556	c2407027b3a003e5d9b58f69bf647c2f_JaffaCakes118.exe

Loads dropped DLL 1 IoCs

pid	Process
2092	c2407027b3a003e5d9b58f69bf647c2f_JaffaCakes118.exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2092-0-0x0000000000400000-0x0000000000712000-memory.dmp	upx
behavioral1/files/0x000c000000012261-10.dat	upx
behavioral1/memory/2092-15-0x00000000031B0000-0x00000000034C2000-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	c2407027b3a003e5d9b58f69bf647c2f_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	c2407027b3a003e5d9b58f69bf647c2f_JaffaCakes118.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2092	c2407027b3a003e5d9b58f69bf647c2f_JaffaCakes118.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
2092	c2407027b3a003e5d9b58f69bf647c2f_JaffaCakes118.exe
2556	c2407027b3a003e5d9b58f69bf647c2f_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2092 wrote to memory of 2556	2092	c2407027b3a003e5d9b58f69bf647c2f_JaffaCakes118.exe	31
PID 2092 wrote to memory of 2556	2092	c2407027b3a003e5d9b58f69bf647c2f_JaffaCakes118.exe	31
PID 2092 wrote to memory of 2556	2092	c2407027b3a003e5d9b58f69bf647c2f_JaffaCakes118.exe	31
PID 2092 wrote to memory of 2556	2092	c2407027b3a003e5d9b58f69bf647c2f_JaffaCakes118.exe	31

C:\Users\Admin\AppData\Local\Temp\c2407027b3a003e5d9b58f69bf647c2f_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\c2407027b3a003e5d9b58f69bf647c2f_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:2092
- C:\Users\Admin\AppData\Local\Temp\c2407027b3a003e5d9b58f69bf647c2f_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\c2407027b3a003e5d9b58f69bf647c2f_JaffaCakes118.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of UnmapMainImage
  PID:2556

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\c2407027b3a003e5d9b58f69bf647c2f_JaffaCakes118.exe

Filesize
784KB

MD5
7a9cf1c66a17ae8c488019710fca8861

SHA1
b9d64018ef7f115fa58be72aa85b33efe491e861

SHA256
03ecc53936b81644527f56a8445e258521c90b7998ef4152783771284fdfb69d

SHA512
ffd725a7692d73b8c2cf213d72b752f385d589ab82b51fa7c655eb5583b17d3c286764ee017e225d07f1f706d3b278ec43a1ce4859033bd4654cbac8ac481686

Download Submit
memory/2092-0-0x0000000000400000-0x0000000000712000-memory.dmp

Filesize
3.1MB

Download
memory/2092-1-0x00000000018B0000-0x0000000001974000-memory.dmp

Filesize
784KB

Download
memory/2092-2-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/2092-15-0x00000000031B0000-0x00000000034C2000-memory.dmp

Filesize
3.1MB

Download
memory/2092-14-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/2092-34-0x00000000031B0000-0x00000000034C2000-memory.dmp

Filesize
3.1MB

Download
memory/2556-17-0x0000000000310000-0x00000000003D4000-memory.dmp

Filesize
784KB

Download
memory/2556-18-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/2556-32-0x0000000003150000-0x00000000032E3000-memory.dmp

Filesize
1.6MB

Download
memory/2556-23-0x0000000000400000-0x0000000000587000-memory.dmp

Filesize
1.5MB

Download
memory/2556-33-0x0000000000400000-0x0000000000587000-memory.dmp

Filesize
1.5MB

Download

Analysis

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