xmrig | e9763e1c301b82b6ce4986b18d0660fbfe0030a8cc427ec367613ed7e8a21f81

General

Target

d73768014045428a82c2b1f6aca2d3a7_JaffaCakes118.exe
Size

784KB
MD5

d73768014045428a82c2b1f6aca2d3a7
SHA1

4dfabcf1d19d5552891ed1ca6491c4ab9ed5a219
SHA256

e9763e1c301b82b6ce4986b18d0660fbfe0030a8cc427ec367613ed7e8a21f81
SHA512

0824802b06dd4a054b44e154f22a558aa66fdbeaa9214ce6561aaf5c8dec1fd87e74ffda33cc6e9d901d8cfeb0afadea6fd28b9eb1ee13cd02ae78b78cc82b72
SSDEEP

12288:5SYhT2z0PHcyMCxD9EhEEJmIpDNsvxOEeV5XZWcBXSxk+LFfva:phTIOHcyTxChEENGxD6SuAZ

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 6 IoCs

miner

resource	yara_rule
behavioral1/memory/2936-1-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/2936-14-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/2136-16-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/2136-33-0x0000000000400000-0x0000000000587000-memory.dmp	xmrig
behavioral1/memory/2136-31-0x00000000031C0000-0x0000000003353000-memory.dmp	xmrig
behavioral1/memory/2136-22-0x0000000000400000-0x0000000000587000-memory.dmp	xmrig

Deletes itself 1 IoCs

pid	Process
2136	d73768014045428a82c2b1f6aca2d3a7_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

pid	Process
2136	d73768014045428a82c2b1f6aca2d3a7_JaffaCakes118.exe

Loads dropped DLL 1 IoCs

pid	Process
2936	d73768014045428a82c2b1f6aca2d3a7_JaffaCakes118.exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2936-0-0x0000000000400000-0x0000000000712000-memory.dmp	upx
behavioral1/files/0x000700000001211a-15.dat	upx
behavioral1/memory/2136-21-0x0000000000400000-0x0000000000712000-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	d73768014045428a82c2b1f6aca2d3a7_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	d73768014045428a82c2b1f6aca2d3a7_JaffaCakes118.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2936	d73768014045428a82c2b1f6aca2d3a7_JaffaCakes118.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
2936	d73768014045428a82c2b1f6aca2d3a7_JaffaCakes118.exe
2136	d73768014045428a82c2b1f6aca2d3a7_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2936 wrote to memory of 2136	2936	d73768014045428a82c2b1f6aca2d3a7_JaffaCakes118.exe	31
PID 2936 wrote to memory of 2136	2936	d73768014045428a82c2b1f6aca2d3a7_JaffaCakes118.exe	31
PID 2936 wrote to memory of 2136	2936	d73768014045428a82c2b1f6aca2d3a7_JaffaCakes118.exe	31
PID 2936 wrote to memory of 2136	2936	d73768014045428a82c2b1f6aca2d3a7_JaffaCakes118.exe	31

C:\Users\Admin\AppData\Local\Temp\d73768014045428a82c2b1f6aca2d3a7_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\d73768014045428a82c2b1f6aca2d3a7_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:2936
- C:\Users\Admin\AppData\Local\Temp\d73768014045428a82c2b1f6aca2d3a7_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\d73768014045428a82c2b1f6aca2d3a7_JaffaCakes118.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of UnmapMainImage
  PID:2136

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\d73768014045428a82c2b1f6aca2d3a7_JaffaCakes118.exe

Filesize
784KB

MD5
9a3916cf9d8a562ffe5ed98a11f2d653

SHA1
90068f9167211b790bef870ee0ce4f12f4255ecf

SHA256
0f6a131a2b99934cd11e482fab0410037279862584490f33f85abe4a9aed09a1

SHA512
284f21858a05f3f0ab9b98bb05f039b051d639183fdc2dee29e36fee31ea3e54b791adb341cd82e80b2a27922e09e73fac2ed509dcbe57ee80a90721a03635ff

Download Submit
memory/2136-16-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/2136-32-0x0000000001720000-0x00000000017E4000-memory.dmp

Filesize
784KB

Download
memory/2136-33-0x0000000000400000-0x0000000000587000-memory.dmp

Filesize
1.5MB

Download
memory/2136-31-0x00000000031C0000-0x0000000003353000-memory.dmp

Filesize
1.6MB

Download
memory/2136-22-0x0000000000400000-0x0000000000587000-memory.dmp

Filesize
1.5MB

Download
memory/2136-21-0x0000000000400000-0x0000000000712000-memory.dmp

Filesize
3.1MB

Download
memory/2936-0-0x0000000000400000-0x0000000000712000-memory.dmp

Filesize
3.1MB

Download
memory/2936-9-0x0000000000120000-0x00000000001E4000-memory.dmp

Filesize
784KB

Download
memory/2936-1-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/2936-14-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download

Analysis

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