xmrig | 0ed1b6a805db4a9f5b21446e5c7fcb0e6b22a464adea0daeb24b5677a1d8bc32

General

Target

6fdf9f0cefc5025dc73d9e537080e35b_JaffaCakes118.exe
Size

784KB
MD5

6fdf9f0cefc5025dc73d9e537080e35b
SHA1

9b99c1e8dc0f9a58f70d69dc935878c14ab6fb1b
SHA256

0ed1b6a805db4a9f5b21446e5c7fcb0e6b22a464adea0daeb24b5677a1d8bc32
SHA512

048ff595f7fb2b8f8c66a215b38dd82962a298750bfaa337f8377a57fbb2bed73a520ab145fc877d7317216fa3374a7d507100dc88754881863293659b0d10ff
SSDEEP

12288:BnO1qqpYvTTUvf/bPOVcsdybuZRcvW1gSE8Ew+AH7FABDXEownlhRGprPTzKl:XPT0fTO3zvZEObODUoGDEprPu

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/2808-1-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/2808-14-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/2728-18-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/2728-33-0x0000000003150000-0x00000000032E3000-memory.dmp	xmrig
behavioral1/memory/2728-24-0x0000000000400000-0x0000000000587000-memory.dmp	xmrig
behavioral1/memory/2728-35-0x0000000000400000-0x0000000000587000-memory.dmp	xmrig
behavioral1/memory/2808-36-0x00000000030D0000-0x00000000033E2000-memory.dmp	xmrig

Deletes itself 1 IoCs

pid	Process
2728	6fdf9f0cefc5025dc73d9e537080e35b_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

pid	Process
2728	6fdf9f0cefc5025dc73d9e537080e35b_JaffaCakes118.exe

Loads dropped DLL 1 IoCs

pid	Process
2808	6fdf9f0cefc5025dc73d9e537080e35b_JaffaCakes118.exe

UPX packed file 4 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2808-0-0x0000000000400000-0x0000000000712000-memory.dmp	upx
behavioral1/files/0x00090000000120f1-10.dat	upx
behavioral1/memory/2808-15-0x00000000030D0000-0x00000000033E2000-memory.dmp	upx
behavioral1/memory/2728-17-0x0000000000400000-0x0000000000712000-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	6fdf9f0cefc5025dc73d9e537080e35b_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	6fdf9f0cefc5025dc73d9e537080e35b_JaffaCakes118.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2808	6fdf9f0cefc5025dc73d9e537080e35b_JaffaCakes118.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
2808	6fdf9f0cefc5025dc73d9e537080e35b_JaffaCakes118.exe
2728	6fdf9f0cefc5025dc73d9e537080e35b_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2808 wrote to memory of 2728	2808	6fdf9f0cefc5025dc73d9e537080e35b_JaffaCakes118.exe	31
PID 2808 wrote to memory of 2728	2808	6fdf9f0cefc5025dc73d9e537080e35b_JaffaCakes118.exe	31
PID 2808 wrote to memory of 2728	2808	6fdf9f0cefc5025dc73d9e537080e35b_JaffaCakes118.exe	31
PID 2808 wrote to memory of 2728	2808	6fdf9f0cefc5025dc73d9e537080e35b_JaffaCakes118.exe	31

C:\Users\Admin\AppData\Local\Temp\6fdf9f0cefc5025dc73d9e537080e35b_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\6fdf9f0cefc5025dc73d9e537080e35b_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:2808
- C:\Users\Admin\AppData\Local\Temp\6fdf9f0cefc5025dc73d9e537080e35b_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\6fdf9f0cefc5025dc73d9e537080e35b_JaffaCakes118.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of UnmapMainImage
  PID:2728

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\6fdf9f0cefc5025dc73d9e537080e35b_JaffaCakes118.exe

Filesize
784KB

MD5
3430d3e777b6e0554e8ba28406e2ee68

SHA1
6f99d6fe662e7cfdad01fd6b72dacfed1e5b165d

SHA256
981f145b4145bbe96777fe2d218a9ac69c45af16999ca205726c390988c1184d

SHA512
f77eb362372008c8d296e073d582bd4ba5ae79efb1d30eb5152d6eaefcf11473f75e621e33699c9b9f8ddea3cb4c1210aa23fbaaa627a6c75ba24754ba686555

Download Submit
memory/2728-17-0x0000000000400000-0x0000000000712000-memory.dmp

Filesize
3.1MB

Download
memory/2728-23-0x00000000002E0000-0x00000000003A4000-memory.dmp

Filesize
784KB

Download
memory/2728-18-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/2728-33-0x0000000003150000-0x00000000032E3000-memory.dmp

Filesize
1.6MB

Download
memory/2728-24-0x0000000000400000-0x0000000000587000-memory.dmp

Filesize
1.5MB

Download
memory/2728-35-0x0000000000400000-0x0000000000587000-memory.dmp

Filesize
1.5MB

Download
memory/2728-34-0x0000000000710000-0x0000000000720000-memory.dmp

Filesize
64KB

Download
memory/2808-1-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/2808-3-0x0000000000120000-0x00000000001E4000-memory.dmp

Filesize
784KB

Download
memory/2808-15-0x00000000030D0000-0x00000000033E2000-memory.dmp

Filesize
3.1MB

Download
memory/2808-14-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/2808-0-0x0000000000400000-0x0000000000712000-memory.dmp

Filesize
3.1MB

Download
memory/2808-36-0x00000000030D0000-0x00000000033E2000-memory.dmp

Filesize
3.1MB

Download

Analysis

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