xmrig | 164233ec784d2e4083719f7f94c9da29614350218cb6db5a6f9dd8b6caab76b4

General

Target

fc5566337c662a16fba36f94be84e662_JaffaCakes118.exe
Size

784KB
MD5

fc5566337c662a16fba36f94be84e662
SHA1

1bc9b148a690af9cef5df9b39d4ec2df2d5415ff
SHA256

164233ec784d2e4083719f7f94c9da29614350218cb6db5a6f9dd8b6caab76b4
SHA512

60efb7a12b3b5309e7254abdb611d4cade8f9a5ef8b1eaeb8147dbbcffad9dbfe4b82891cac179851e763a4ef5bd866e491d778cbb5dcefaf549ba5b4b7ca833
SSDEEP

24576:XQcglQQ9oYES/+q+7Bjj+cYbK0WqykelBvWO:XQ3lQQCbxtjV0WzDW

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 6 IoCs

miner

resource	yara_rule
behavioral1/memory/276-2-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/276-14-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/2080-33-0x0000000000400000-0x0000000000587000-memory.dmp	xmrig
behavioral1/memory/2080-31-0x0000000003150000-0x00000000032E3000-memory.dmp	xmrig
behavioral1/memory/2080-23-0x0000000000400000-0x0000000000587000-memory.dmp	xmrig
behavioral1/memory/2080-19-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig

Deletes itself 1 IoCs

pid	Process
2080	fc5566337c662a16fba36f94be84e662_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

pid	Process
2080	fc5566337c662a16fba36f94be84e662_JaffaCakes118.exe

Loads dropped DLL 1 IoCs

pid	Process
276	fc5566337c662a16fba36f94be84e662_JaffaCakes118.exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral1/memory/276-0-0x0000000000400000-0x0000000000712000-memory.dmp	upx
behavioral1/files/0x000d000000012272-10.dat	upx
behavioral1/memory/276-15-0x00000000030E0000-0x00000000033F2000-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	fc5566337c662a16fba36f94be84e662_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	fc5566337c662a16fba36f94be84e662_JaffaCakes118.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
276	fc5566337c662a16fba36f94be84e662_JaffaCakes118.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
276	fc5566337c662a16fba36f94be84e662_JaffaCakes118.exe
2080	fc5566337c662a16fba36f94be84e662_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 276 wrote to memory of 2080	276	fc5566337c662a16fba36f94be84e662_JaffaCakes118.exe	32
PID 276 wrote to memory of 2080	276	fc5566337c662a16fba36f94be84e662_JaffaCakes118.exe	32
PID 276 wrote to memory of 2080	276	fc5566337c662a16fba36f94be84e662_JaffaCakes118.exe	32
PID 276 wrote to memory of 2080	276	fc5566337c662a16fba36f94be84e662_JaffaCakes118.exe	32

C:\Users\Admin\AppData\Local\Temp\fc5566337c662a16fba36f94be84e662_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\fc5566337c662a16fba36f94be84e662_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:276
- C:\Users\Admin\AppData\Local\Temp\fc5566337c662a16fba36f94be84e662_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\fc5566337c662a16fba36f94be84e662_JaffaCakes118.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of UnmapMainImage
  PID:2080

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

\Users\Admin\AppData\Local\Temp\fc5566337c662a16fba36f94be84e662_JaffaCakes118.exe

Filesize
784KB

MD5
f43aeaeb25a4918df45d7c4434980c5f

SHA1
ba8692919469da5722f7be2d80809d0a4c381fc4

SHA256
d7be05cc137694aa4fc086ebad37f14e5278e84c53239957b9152874b0b621c7

SHA512
fc91b7a2ccf7089f943f2300c8fc6691675e012dcea8b67a4d432e2bbc7a1bd1aac3df7abf449f0bf15b7d51446480f50025dec4f5e541a8a88113044892c250

Download Submit
memory/276-0-0x0000000000400000-0x0000000000712000-memory.dmp

Filesize
3.1MB

Download
memory/276-1-0x0000000000200000-0x00000000002C4000-memory.dmp

Filesize
784KB

Download
memory/276-2-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/276-14-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/276-15-0x00000000030E0000-0x00000000033F2000-memory.dmp

Filesize
3.1MB

Download
memory/2080-17-0x0000000000310000-0x00000000003D4000-memory.dmp

Filesize
784KB

Download
memory/2080-33-0x0000000000400000-0x0000000000587000-memory.dmp

Filesize
1.5MB

Download
memory/2080-31-0x0000000003150000-0x00000000032E3000-memory.dmp

Filesize
1.6MB

Download
memory/2080-23-0x0000000000400000-0x0000000000587000-memory.dmp

Filesize
1.5MB

Download
memory/2080-19-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download

Analysis

Sharing