xmrig | 9eb22ebe094270f486cdd07a09ce29cf4d3c16bc9f7d88a3f077daf08dfd7efc

General

Target

da02b42fe9a1256ab4d9fe9bb5d3dee8_JaffaCakes118.exe
Size

784KB
MD5

da02b42fe9a1256ab4d9fe9bb5d3dee8
SHA1

164f28a3e4ab5ca856d4c9809e00184365d40eb3
SHA256

9eb22ebe094270f486cdd07a09ce29cf4d3c16bc9f7d88a3f077daf08dfd7efc
SHA512

d00b1c38f4eb4e4aebb2f5dee4fbb1afcdd5a1605a38d34a74db5dfed03d221dd125f826fd033e2c882e3b5845bc3ece7102afe0dbf35c1ee05c6325cd396d43
SSDEEP

24576:kMidK4DLFLIj0IfGcjaRwVVfqWsHsmwvg/GSdbY:kMi5DLG4IB6wVVyWsHsCGS

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 8 IoCs

miner

resource	yara_rule
behavioral1/memory/1428-2-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/1428-14-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/2344-23-0x00000000030E0000-0x0000000003273000-memory.dmp	xmrig
behavioral1/memory/2344-17-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/2344-24-0x0000000000400000-0x0000000000587000-memory.dmp	xmrig
behavioral1/memory/2344-34-0x0000000000400000-0x0000000000587000-memory.dmp	xmrig
behavioral1/memory/2344-33-0x00000000005A0000-0x000000000071F000-memory.dmp	xmrig
behavioral1/memory/1428-35-0x0000000003240000-0x0000000003552000-memory.dmp	xmrig

Deletes itself 1 IoCs

pid	Process
2344	da02b42fe9a1256ab4d9fe9bb5d3dee8_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

pid	Process
2344	da02b42fe9a1256ab4d9fe9bb5d3dee8_JaffaCakes118.exe

Loads dropped DLL 1 IoCs

pid	Process
1428	da02b42fe9a1256ab4d9fe9bb5d3dee8_JaffaCakes118.exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1428-0-0x0000000000400000-0x0000000000712000-memory.dmp	upx
behavioral1/files/0x000c000000016d32-15.dat	upx
behavioral1/memory/1428-16-0x0000000003240000-0x0000000003552000-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	da02b42fe9a1256ab4d9fe9bb5d3dee8_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	da02b42fe9a1256ab4d9fe9bb5d3dee8_JaffaCakes118.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
1428	da02b42fe9a1256ab4d9fe9bb5d3dee8_JaffaCakes118.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
1428	da02b42fe9a1256ab4d9fe9bb5d3dee8_JaffaCakes118.exe
2344	da02b42fe9a1256ab4d9fe9bb5d3dee8_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1428 wrote to memory of 2344	1428	da02b42fe9a1256ab4d9fe9bb5d3dee8_JaffaCakes118.exe	31
PID 1428 wrote to memory of 2344	1428	da02b42fe9a1256ab4d9fe9bb5d3dee8_JaffaCakes118.exe	31
PID 1428 wrote to memory of 2344	1428	da02b42fe9a1256ab4d9fe9bb5d3dee8_JaffaCakes118.exe	31
PID 1428 wrote to memory of 2344	1428	da02b42fe9a1256ab4d9fe9bb5d3dee8_JaffaCakes118.exe	31

C:\Users\Admin\AppData\Local\Temp\da02b42fe9a1256ab4d9fe9bb5d3dee8_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\da02b42fe9a1256ab4d9fe9bb5d3dee8_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:1428
- C:\Users\Admin\AppData\Local\Temp\da02b42fe9a1256ab4d9fe9bb5d3dee8_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\da02b42fe9a1256ab4d9fe9bb5d3dee8_JaffaCakes118.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of UnmapMainImage
  PID:2344

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\da02b42fe9a1256ab4d9fe9bb5d3dee8_JaffaCakes118.exe

Filesize
784KB

MD5
9a8e0ccd66ff78c9705196cda615de64

SHA1
c08eec1a9c608ca35bfca404f1dd8b088270f7a6

SHA256
4d09b35e1ee81c748775a814333e234bc5f851d3bdcd1d38f803a6c63d10f59a

SHA512
2f9982a8154c35d8924dbabf383c537604a6551a31140a3b4e14ff7c9d6f1ca5590539fe2e7d1cf0bfff98163671665e30d24cb2c507292cda9976bfb2fa52b7

Download Submit
memory/1428-35-0x0000000003240000-0x0000000003552000-memory.dmp

Filesize
3.1MB

Download
memory/1428-6-0x0000000000120000-0x00000000001E4000-memory.dmp

Filesize
784KB

Download
memory/1428-2-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/1428-14-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/1428-16-0x0000000003240000-0x0000000003552000-memory.dmp

Filesize
3.1MB

Download
memory/1428-0-0x0000000000400000-0x0000000000712000-memory.dmp

Filesize
3.1MB

Download
memory/2344-23-0x00000000030E0000-0x0000000003273000-memory.dmp

Filesize
1.6MB

Download
memory/2344-22-0x00000000018B0000-0x0000000001974000-memory.dmp

Filesize
784KB

Download
memory/2344-24-0x0000000000400000-0x0000000000587000-memory.dmp

Filesize
1.5MB

Download
memory/2344-34-0x0000000000400000-0x0000000000587000-memory.dmp

Filesize
1.5MB

Download
memory/2344-33-0x00000000005A0000-0x000000000071F000-memory.dmp

Filesize
1.5MB

Download
memory/2344-17-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download

Analysis

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