xmrig | 2c76291f47f9c2315f10384adbeffb15d4e48dedbdc3f7390296af38f6d1ac36

General

Target

a0c86a345566f450047db99e5399ff7d_JaffaCakes118.exe
Size

784KB
MD5

a0c86a345566f450047db99e5399ff7d
SHA1

0e831323f6dd470c1938bd9193d7cc34526c5bbd
SHA256

2c76291f47f9c2315f10384adbeffb15d4e48dedbdc3f7390296af38f6d1ac36
SHA512

1289ed452ac4ffaa59ed8fed57d33cfff2c2e71272cf413dfabcd266e71adc948cd2ceb303a0e745d265baf366ca7073df08a170a78c22849a8378245b566ea1
SSDEEP

24576:Rv4JqUBc4B50jQLLbiAQoYPZ9C+p4T0KuVFGg:RwJvB50jQHbigY54TLunGg

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/2304-2-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/2304-14-0x00000000031B0000-0x00000000034C2000-memory.dmp	xmrig
behavioral1/memory/2304-16-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/3016-19-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/3016-27-0x00000000030A0000-0x0000000003233000-memory.dmp	xmrig
behavioral1/memory/3016-24-0x0000000000400000-0x0000000000587000-memory.dmp	xmrig
behavioral1/memory/3016-34-0x00000000005A0000-0x000000000071F000-memory.dmp	xmrig
behavioral1/memory/3016-35-0x0000000000400000-0x0000000000587000-memory.dmp	xmrig

Deletes itself 1 IoCs

pid	Process
3016	a0c86a345566f450047db99e5399ff7d_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

pid	Process
3016	a0c86a345566f450047db99e5399ff7d_JaffaCakes118.exe

Loads dropped DLL 1 IoCs

pid	Process
2304	a0c86a345566f450047db99e5399ff7d_JaffaCakes118.exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2304-0-0x0000000000400000-0x0000000000712000-memory.dmp	upx
behavioral1/files/0x00090000000120f8-10.dat	upx
behavioral1/memory/3016-17-0x0000000000400000-0x0000000000712000-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	a0c86a345566f450047db99e5399ff7d_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	a0c86a345566f450047db99e5399ff7d_JaffaCakes118.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2304	a0c86a345566f450047db99e5399ff7d_JaffaCakes118.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
2304	a0c86a345566f450047db99e5399ff7d_JaffaCakes118.exe
3016	a0c86a345566f450047db99e5399ff7d_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2304 wrote to memory of 3016	2304	a0c86a345566f450047db99e5399ff7d_JaffaCakes118.exe	32
PID 2304 wrote to memory of 3016	2304	a0c86a345566f450047db99e5399ff7d_JaffaCakes118.exe	32
PID 2304 wrote to memory of 3016	2304	a0c86a345566f450047db99e5399ff7d_JaffaCakes118.exe	32
PID 2304 wrote to memory of 3016	2304	a0c86a345566f450047db99e5399ff7d_JaffaCakes118.exe	32

C:\Users\Admin\AppData\Local\Temp\a0c86a345566f450047db99e5399ff7d_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\a0c86a345566f450047db99e5399ff7d_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:2304
- C:\Users\Admin\AppData\Local\Temp\a0c86a345566f450047db99e5399ff7d_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\a0c86a345566f450047db99e5399ff7d_JaffaCakes118.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of UnmapMainImage
  PID:3016

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\a0c86a345566f450047db99e5399ff7d_JaffaCakes118.exe

Filesize
784KB

MD5
8d1fca3d9ac4057a596e992214979748

SHA1
7e2e10bf9c90370ce3fd179a364c2f2a8a824bd0

SHA256
4cd9f166b0f04c6011af80fde4330ae84cbfb8258b43e7e609e3f2515fe0cab5

SHA512
4c5601a5407e1619f9c0cc735d6f148d39b4bb1376cd5d7aed95f80cccf80c1c237b2fce3bb7342f8386b035206c164a152fdd82f168bf02c1630135701cd7f3

Download Submit
memory/2304-0-0x0000000000400000-0x0000000000712000-memory.dmp

Filesize
3.1MB

Download
memory/2304-1-0x0000000001720000-0x00000000017E4000-memory.dmp

Filesize
784KB

Download
memory/2304-2-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/2304-14-0x00000000031B0000-0x00000000034C2000-memory.dmp

Filesize
3.1MB

Download
memory/2304-16-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/3016-18-0x00000000018B0000-0x0000000001974000-memory.dmp

Filesize
784KB

Download
memory/3016-17-0x0000000000400000-0x0000000000712000-memory.dmp

Filesize
3.1MB

Download
memory/3016-19-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/3016-27-0x00000000030A0000-0x0000000003233000-memory.dmp

Filesize
1.6MB

Download
memory/3016-24-0x0000000000400000-0x0000000000587000-memory.dmp

Filesize
1.5MB

Download
memory/3016-34-0x00000000005A0000-0x000000000071F000-memory.dmp

Filesize
1.5MB

Download
memory/3016-35-0x0000000000400000-0x0000000000587000-memory.dmp

Filesize
1.5MB

Download

Analysis

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