xmrig | 1cab2560b9bd72a805058e308e592555064216600affc0c545ad3559c97837fb

General

Target

cf170d25cfb01b44a78b1b31f7f7437d_JaffaCakes118.exe
Size

784KB
MD5

cf170d25cfb01b44a78b1b31f7f7437d
SHA1

d32364bfab760ca7e1c183ac00156a391f6e978d
SHA256

1cab2560b9bd72a805058e308e592555064216600affc0c545ad3559c97837fb
SHA512

08e60feb7221c8e40288f335092a1c6f6709704d4c96d6fcf83939b51a255f2a46f36172f46c477b1b9b42513525d81b50c6caa02d7a42b2352de34507850743
SSDEEP

24576:eH82/0URzirpju0Bel4XF1iPNzVoQmrwPHl:p21RTgelmiPxWi

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/2128-2-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/2128-14-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/3068-23-0x0000000000400000-0x0000000000587000-memory.dmp	xmrig
behavioral1/memory/3068-18-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/3068-32-0x0000000003220000-0x00000000033B3000-memory.dmp	xmrig
behavioral1/memory/3068-33-0x0000000000400000-0x0000000000587000-memory.dmp	xmrig
behavioral1/memory/2128-34-0x00000000030F0000-0x0000000003402000-memory.dmp	xmrig

Deletes itself 1 IoCs

pid	Process
3068	cf170d25cfb01b44a78b1b31f7f7437d_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

pid	Process
3068	cf170d25cfb01b44a78b1b31f7f7437d_JaffaCakes118.exe

Loads dropped DLL 1 IoCs

pid	Process
2128	cf170d25cfb01b44a78b1b31f7f7437d_JaffaCakes118.exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2128-0-0x0000000000400000-0x0000000000712000-memory.dmp	upx
behavioral1/files/0x0007000000012117-12.dat	upx
behavioral1/memory/2128-15-0x00000000030F0000-0x0000000003402000-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	cf170d25cfb01b44a78b1b31f7f7437d_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cf170d25cfb01b44a78b1b31f7f7437d_JaffaCakes118.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2128	cf170d25cfb01b44a78b1b31f7f7437d_JaffaCakes118.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
2128	cf170d25cfb01b44a78b1b31f7f7437d_JaffaCakes118.exe
3068	cf170d25cfb01b44a78b1b31f7f7437d_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2128 wrote to memory of 3068	2128	cf170d25cfb01b44a78b1b31f7f7437d_JaffaCakes118.exe	32
PID 2128 wrote to memory of 3068	2128	cf170d25cfb01b44a78b1b31f7f7437d_JaffaCakes118.exe	32
PID 2128 wrote to memory of 3068	2128	cf170d25cfb01b44a78b1b31f7f7437d_JaffaCakes118.exe	32
PID 2128 wrote to memory of 3068	2128	cf170d25cfb01b44a78b1b31f7f7437d_JaffaCakes118.exe	32

C:\Users\Admin\AppData\Local\Temp\cf170d25cfb01b44a78b1b31f7f7437d_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\cf170d25cfb01b44a78b1b31f7f7437d_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:2128
- C:\Users\Admin\AppData\Local\Temp\cf170d25cfb01b44a78b1b31f7f7437d_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\cf170d25cfb01b44a78b1b31f7f7437d_JaffaCakes118.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of UnmapMainImage
  PID:3068

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\cf170d25cfb01b44a78b1b31f7f7437d_JaffaCakes118.exe

Filesize
784KB

MD5
f98813ac320ef96db8fe4f6455845c98

SHA1
cb02257a8d7ef96f7a2e5757de5495e0bacc87aa

SHA256
a34f0390189edab9442763b07ffa5751a2ff3e16b262d1c6504ad63150734bf3

SHA512
d4a9df6cfd74a910d9fb5717f34b629757ec0a1623861dbaed9a3f592c79321ff617641aa784c2bc0bb8689662a8ff8564046474a99dada68981166cfeb077d5

Download Submit
memory/2128-0-0x0000000000400000-0x0000000000712000-memory.dmp

Filesize
3.1MB

Download
memory/2128-1-0x0000000000310000-0x00000000003D4000-memory.dmp

Filesize
784KB

Download
memory/2128-2-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/2128-14-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/2128-15-0x00000000030F0000-0x0000000003402000-memory.dmp

Filesize
3.1MB

Download
memory/2128-34-0x00000000030F0000-0x0000000003402000-memory.dmp

Filesize
3.1MB

Download
memory/3068-17-0x00000000018B0000-0x0000000001974000-memory.dmp

Filesize
784KB

Download
memory/3068-23-0x0000000000400000-0x0000000000587000-memory.dmp

Filesize
1.5MB

Download
memory/3068-18-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/3068-32-0x0000000003220000-0x00000000033B3000-memory.dmp

Filesize
1.6MB

Download
memory/3068-33-0x0000000000400000-0x0000000000587000-memory.dmp

Filesize
1.5MB

Download

Analysis

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