xmrig | 0f2ee5ab8081c6f07f83662b073c0f93d538cda74460ade9e6191b43728f50c7

General

Target

cedf6ea1ab620bf11a32824468c4d6ba_JaffaCakes118.exe
Size

784KB
MD5

cedf6ea1ab620bf11a32824468c4d6ba
SHA1

50e9d0a1cfb4d70dc5dcd32aa1e237e388177e52
SHA256

0f2ee5ab8081c6f07f83662b073c0f93d538cda74460ade9e6191b43728f50c7
SHA512

b29b338caf7df2f976fbec254e748e12b6abd346cb51eeb1601e7b28a0d356dd7ca74ff21d509645c94cadf9fca1142bc5e479211a35ffbf034a705a4df3e833
SSDEEP

24576:PYATcNtMUZPOurYEohWMZJDb7L3yv045oudg/GB:P+NtMU5O3o0bavZ5o

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 9 IoCs

miner

resource	yara_rule
behavioral1/memory/2236-1-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/2236-15-0x00000000030E0000-0x00000000033F2000-memory.dmp	xmrig
behavioral1/memory/2236-14-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/2832-19-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/2832-24-0x0000000003240000-0x00000000033D3000-memory.dmp	xmrig
behavioral1/memory/2832-25-0x0000000000400000-0x0000000000587000-memory.dmp	xmrig
behavioral1/memory/2832-34-0x00000000005A0000-0x000000000071F000-memory.dmp	xmrig
behavioral1/memory/2832-35-0x0000000000400000-0x0000000000587000-memory.dmp	xmrig
behavioral1/memory/2236-36-0x00000000030E0000-0x00000000033F2000-memory.dmp	xmrig

Deletes itself 1 IoCs

pid	Process
2832	cedf6ea1ab620bf11a32824468c4d6ba_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

pid	Process
2832	cedf6ea1ab620bf11a32824468c4d6ba_JaffaCakes118.exe

Loads dropped DLL 1 IoCs

pid	Process
2236	cedf6ea1ab620bf11a32824468c4d6ba_JaffaCakes118.exe

UPX packed file 4 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2236-0-0x0000000000400000-0x0000000000712000-memory.dmp	upx
behavioral1/memory/2236-15-0x00000000030E0000-0x00000000033F2000-memory.dmp	upx
behavioral1/memory/2832-17-0x0000000000400000-0x0000000000712000-memory.dmp	upx
behavioral1/files/0x0008000000012101-16.dat	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	cedf6ea1ab620bf11a32824468c4d6ba_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cedf6ea1ab620bf11a32824468c4d6ba_JaffaCakes118.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2236	cedf6ea1ab620bf11a32824468c4d6ba_JaffaCakes118.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
2236	cedf6ea1ab620bf11a32824468c4d6ba_JaffaCakes118.exe
2832	cedf6ea1ab620bf11a32824468c4d6ba_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2236 wrote to memory of 2832	2236	cedf6ea1ab620bf11a32824468c4d6ba_JaffaCakes118.exe	31
PID 2236 wrote to memory of 2832	2236	cedf6ea1ab620bf11a32824468c4d6ba_JaffaCakes118.exe	31
PID 2236 wrote to memory of 2832	2236	cedf6ea1ab620bf11a32824468c4d6ba_JaffaCakes118.exe	31
PID 2236 wrote to memory of 2832	2236	cedf6ea1ab620bf11a32824468c4d6ba_JaffaCakes118.exe	31

C:\Users\Admin\AppData\Local\Temp\cedf6ea1ab620bf11a32824468c4d6ba_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\cedf6ea1ab620bf11a32824468c4d6ba_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:2236
- C:\Users\Admin\AppData\Local\Temp\cedf6ea1ab620bf11a32824468c4d6ba_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\cedf6ea1ab620bf11a32824468c4d6ba_JaffaCakes118.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of UnmapMainImage
  PID:2832

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

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\cedf6ea1ab620bf11a32824468c4d6ba_JaffaCakes118.exe

Filesize
784KB

MD5
3daaf9206fb744331a3da34450d75c6f

SHA1
bd605d6eba39277aefdc431a7240d0dbee4cd249

SHA256
e6769c2a0b7736cd3a5990fdbe3e989a9f4fbf0e8b2b169ab0cf6701a87ff70d

SHA512
95279773c610eaf0253ea5f18808d3c8568e3ea975ff51bf41fbb5519ccec5a6b6a0410fceffb00010ef5649046684798ca7f8689d5f2fe82da6d5a9057d8325

Download Submit
memory/2236-15-0x00000000030E0000-0x00000000033F2000-memory.dmp

Filesize
3.1MB

Download
memory/2236-1-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/2236-0-0x0000000000400000-0x0000000000712000-memory.dmp

Filesize
3.1MB

Download
memory/2236-14-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/2236-3-0x0000000000300000-0x00000000003C4000-memory.dmp

Filesize
784KB

Download
memory/2236-36-0x00000000030E0000-0x00000000033F2000-memory.dmp

Filesize
3.1MB

Download
memory/2832-17-0x0000000000400000-0x0000000000712000-memory.dmp

Filesize
3.1MB

Download
memory/2832-19-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/2832-24-0x0000000003240000-0x00000000033D3000-memory.dmp

Filesize
1.6MB

Download
memory/2832-23-0x0000000000120000-0x00000000001E4000-memory.dmp

Filesize
784KB

Download
memory/2832-25-0x0000000000400000-0x0000000000587000-memory.dmp

Filesize
1.5MB

Download
memory/2832-34-0x00000000005A0000-0x000000000071F000-memory.dmp

Filesize
1.5MB

Download
memory/2832-35-0x0000000000400000-0x0000000000587000-memory.dmp

Filesize
1.5MB

Download

Analysis

Sharing