xmrig | 9173e6228b5fc87965595c14258746ab987ba27a2275941a656b4acd33574012

General

Target

fe0fc4697ba657b752715617a0a0927a_JaffaCakes118.exe
Size

784KB
MD5

fe0fc4697ba657b752715617a0a0927a
SHA1

c245c4420da5e0f9d4b3d826546bc1af2ad5129d
SHA256

9173e6228b5fc87965595c14258746ab987ba27a2275941a656b4acd33574012
SHA512

59454db295faf1c8548c913ae3a75aab9c092a1d2ac82f5d7c274a7b233f06790eb027f074dd8de2ea3287d6915501e9dd8f0365c1d88c9843bbd7ef3d7d35d1
SSDEEP

12288:fh24r4ddezt3ow+kpv0qT+yBTQqatfb5hQKGQSgWoBFQpOwjabdelqYy:fh24ztYfuBEx36gW42ubde4

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/2972-2-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/2972-14-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/2524-19-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/2524-24-0x0000000000400000-0x0000000000587000-memory.dmp	xmrig
behavioral1/memory/2524-34-0x0000000000400000-0x0000000000587000-memory.dmp	xmrig
behavioral1/memory/2524-33-0x0000000003150000-0x00000000032E3000-memory.dmp	xmrig
behavioral1/memory/2972-35-0x00000000031F0000-0x0000000003502000-memory.dmp	xmrig

Deletes itself 1 IoCs

pid	Process
2524	fe0fc4697ba657b752715617a0a0927a_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

pid	Process
2524	fe0fc4697ba657b752715617a0a0927a_JaffaCakes118.exe

Loads dropped DLL 1 IoCs

pid	Process
2972	fe0fc4697ba657b752715617a0a0927a_JaffaCakes118.exe

UPX packed file 4 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2972-0-0x0000000000400000-0x0000000000712000-memory.dmp	upx
behavioral1/files/0x0008000000012102-10.dat	upx
behavioral1/memory/2524-17-0x0000000000400000-0x0000000000712000-memory.dmp	upx
behavioral1/memory/2972-15-0x00000000031F0000-0x0000000003502000-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	fe0fc4697ba657b752715617a0a0927a_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	fe0fc4697ba657b752715617a0a0927a_JaffaCakes118.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2972	fe0fc4697ba657b752715617a0a0927a_JaffaCakes118.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
2972	fe0fc4697ba657b752715617a0a0927a_JaffaCakes118.exe
2524	fe0fc4697ba657b752715617a0a0927a_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2972 wrote to memory of 2524	2972	fe0fc4697ba657b752715617a0a0927a_JaffaCakes118.exe	31
PID 2972 wrote to memory of 2524	2972	fe0fc4697ba657b752715617a0a0927a_JaffaCakes118.exe	31
PID 2972 wrote to memory of 2524	2972	fe0fc4697ba657b752715617a0a0927a_JaffaCakes118.exe	31
PID 2972 wrote to memory of 2524	2972	fe0fc4697ba657b752715617a0a0927a_JaffaCakes118.exe	31

C:\Users\Admin\AppData\Local\Temp\fe0fc4697ba657b752715617a0a0927a_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\fe0fc4697ba657b752715617a0a0927a_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:2972
- C:\Users\Admin\AppData\Local\Temp\fe0fc4697ba657b752715617a0a0927a_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\fe0fc4697ba657b752715617a0a0927a_JaffaCakes118.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of UnmapMainImage
  PID:2524

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\fe0fc4697ba657b752715617a0a0927a_JaffaCakes118.exe

Filesize
784KB

MD5
cfe5ae82001983c33793819ef139639a

SHA1
d6ec78e2baa2666d0c83890aaf86c46d194cbd60

SHA256
b57a52e0102d3a6bfcc1f0b713b3ed5bd6ea34f8ea07603b590fe5fd2380b65a

SHA512
2d637e2c77c6608d261e73b2f8dcb714eb48525af1aa281e4b66f6a6360332fd73c907bc6cc3696e6800549d09b057342ef1d6cae75b1b40dc71652149c798c3

Download Submit
memory/2524-24-0x0000000000400000-0x0000000000587000-memory.dmp

Filesize
1.5MB

Download
memory/2524-17-0x0000000000400000-0x0000000000712000-memory.dmp

Filesize
3.1MB

Download
memory/2524-18-0x0000000000300000-0x00000000003C4000-memory.dmp

Filesize
784KB

Download
memory/2524-19-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/2524-34-0x0000000000400000-0x0000000000587000-memory.dmp

Filesize
1.5MB

Download
memory/2524-33-0x0000000003150000-0x00000000032E3000-memory.dmp

Filesize
1.6MB

Download
memory/2972-2-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/2972-1-0x0000000000320000-0x00000000003E4000-memory.dmp

Filesize
784KB

Download
memory/2972-15-0x00000000031F0000-0x0000000003502000-memory.dmp

Filesize
3.1MB

Download
memory/2972-14-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/2972-0-0x0000000000400000-0x0000000000712000-memory.dmp

Filesize
3.1MB

Download
memory/2972-35-0x00000000031F0000-0x0000000003502000-memory.dmp

Filesize
3.1MB

Download

Analysis

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