xmrig | 4c99639ca7920faa788b29e53c6fa153fe2cdf0fbcf3f9774b054a727c12c56b

General

Target

409b16a2242d7862470917c593483ed9_JaffaCakes118.exe
Size

784KB
MD5

409b16a2242d7862470917c593483ed9
SHA1

270ec312949d8d5705fefcb0400d08877b74fe17
SHA256

4c99639ca7920faa788b29e53c6fa153fe2cdf0fbcf3f9774b054a727c12c56b
SHA512

046aec259771dda8b5c83518265242bf5650fd3a8045fb84536f4c51c98c0197462845c3ac0465242336632a6a27796c18b25d09df159a1e5ecd43b06a8abf7b
SSDEEP

24576:FmqYLfgr+vvyHa14kbOR+e/KtWRM7ncm3AR:Fekyva61heLnRMzcm3s

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/2092-14-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/2092-1-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/2348-31-0x0000000003030000-0x00000000031C3000-memory.dmp	xmrig
behavioral1/memory/2348-21-0x0000000000400000-0x0000000000587000-memory.dmp	xmrig
behavioral1/memory/2348-16-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/2348-33-0x00000000005A0000-0x000000000071F000-memory.dmp	xmrig
behavioral1/memory/2348-34-0x0000000000400000-0x0000000000587000-memory.dmp	xmrig

Deletes itself 1 IoCs

pid	Process
2348	409b16a2242d7862470917c593483ed9_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

pid	Process
2348	409b16a2242d7862470917c593483ed9_JaffaCakes118.exe

Loads dropped DLL 1 IoCs

pid	Process
2092	409b16a2242d7862470917c593483ed9_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/0x0007000000012117-15.dat	upx
behavioral1/memory/2348-24-0x0000000000400000-0x0000000000712000-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	409b16a2242d7862470917c593483ed9_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	409b16a2242d7862470917c593483ed9_JaffaCakes118.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2092	409b16a2242d7862470917c593483ed9_JaffaCakes118.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
2092	409b16a2242d7862470917c593483ed9_JaffaCakes118.exe
2348	409b16a2242d7862470917c593483ed9_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2092 wrote to memory of 2348	2092	409b16a2242d7862470917c593483ed9_JaffaCakes118.exe	31
PID 2092 wrote to memory of 2348	2092	409b16a2242d7862470917c593483ed9_JaffaCakes118.exe	31
PID 2092 wrote to memory of 2348	2092	409b16a2242d7862470917c593483ed9_JaffaCakes118.exe	31
PID 2092 wrote to memory of 2348	2092	409b16a2242d7862470917c593483ed9_JaffaCakes118.exe	31

C:\Users\Admin\AppData\Local\Temp\409b16a2242d7862470917c593483ed9_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\409b16a2242d7862470917c593483ed9_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\409b16a2242d7862470917c593483ed9_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\409b16a2242d7862470917c593483ed9_JaffaCakes118.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of UnmapMainImage
  PID:2348

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

C:\Users\Admin\AppData\Local\Temp\409b16a2242d7862470917c593483ed9_JaffaCakes118.exe

Filesize
784KB

MD5
3b41435392386700bc90db24bbe091dc

SHA1
64a30b14559271069602325798981e6e12dd97a1

SHA256
06e5ce4152e062f08b5de099803e5f96641009c2f04f45134026bd14be4eeccb

SHA512
c1d47de204ba373057fe8c4aaf419bb81d4ecfc3100fe4f9faff6fd691e4555b036d5a32773ae084acec70be66ec3a016f31ff81e90d03883d5a26a993432a69

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

Filesize
3.1MB

Download
memory/2092-3-0x0000000001720000-0x00000000017E4000-memory.dmp

Filesize
784KB

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

Filesize
1.6MB

Download
memory/2092-1-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/2348-32-0x0000000001720000-0x00000000017E4000-memory.dmp

Filesize
784KB

Download
memory/2348-31-0x0000000003030000-0x00000000031C3000-memory.dmp

Filesize
1.6MB

Download
memory/2348-24-0x0000000000400000-0x0000000000712000-memory.dmp

Filesize
3.1MB

Download
memory/2348-21-0x0000000000400000-0x0000000000587000-memory.dmp

Filesize
1.5MB

Download
memory/2348-16-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/2348-33-0x00000000005A0000-0x000000000071F000-memory.dmp

Filesize
1.5MB

Download
memory/2348-34-0x0000000000400000-0x0000000000587000-memory.dmp

Filesize
1.5MB

Download

Analysis

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