xmrig | 6a906daf4a735ec4e2b0be7ca52161f284c8936875e14b861a5a2b660c639e6c

General

Target

8e29389adbca8169200aaf2304d91e93_JaffaCakes118.exe
Size

784KB
MD5

8e29389adbca8169200aaf2304d91e93
SHA1

ae6fa54a0f63166f2f36b41e0fb6c79ff6bbc7c9
SHA256

6a906daf4a735ec4e2b0be7ca52161f284c8936875e14b861a5a2b660c639e6c
SHA512

d95a88cde6444c61d4d6cc9c08ee789eb7ba03343acc8a4f5292cfb4c3993899abd10f00b0519bc9587e2bf702ed52a18b62a0152086cc494eb6a2f8c475cd1b
SSDEEP

12288:x7PsU6kGmbwzGXDwHicTaC2v7LmYqV/x524jJkAj1Xc9DxVTgLWgsOsG2s8+q:y9mbsiyn4E/CrAj1XCV+oOsG

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/2556-1-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/2556-15-0x0000000003100000-0x0000000003412000-memory.dmp	xmrig
behavioral1/memory/2556-14-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/2840-18-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/2840-32-0x00000000030F0000-0x0000000003283000-memory.dmp	xmrig
behavioral1/memory/2840-24-0x0000000000400000-0x0000000000587000-memory.dmp	xmrig
behavioral1/memory/2840-34-0x00000000005A0000-0x000000000071F000-memory.dmp	xmrig
behavioral1/memory/2840-35-0x0000000000400000-0x0000000000587000-memory.dmp	xmrig

Deletes itself 1 IoCs

pid	Process
2840	8e29389adbca8169200aaf2304d91e93_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

pid	Process
2840	8e29389adbca8169200aaf2304d91e93_JaffaCakes118.exe

Loads dropped DLL 1 IoCs

pid	Process
2556	8e29389adbca8169200aaf2304d91e93_JaffaCakes118.exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2556-0-0x0000000000400000-0x0000000000712000-memory.dmp	upx
behavioral1/files/0x00080000000120f4-10.dat	upx
behavioral1/memory/2840-17-0x0000000000400000-0x0000000000712000-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	8e29389adbca8169200aaf2304d91e93_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	8e29389adbca8169200aaf2304d91e93_JaffaCakes118.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2556	8e29389adbca8169200aaf2304d91e93_JaffaCakes118.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
2556	8e29389adbca8169200aaf2304d91e93_JaffaCakes118.exe
2840	8e29389adbca8169200aaf2304d91e93_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2556 wrote to memory of 2840	2556	8e29389adbca8169200aaf2304d91e93_JaffaCakes118.exe	31
PID 2556 wrote to memory of 2840	2556	8e29389adbca8169200aaf2304d91e93_JaffaCakes118.exe	31
PID 2556 wrote to memory of 2840	2556	8e29389adbca8169200aaf2304d91e93_JaffaCakes118.exe	31
PID 2556 wrote to memory of 2840	2556	8e29389adbca8169200aaf2304d91e93_JaffaCakes118.exe	31

C:\Users\Admin\AppData\Local\Temp\8e29389adbca8169200aaf2304d91e93_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\8e29389adbca8169200aaf2304d91e93_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:2556
- C:\Users\Admin\AppData\Local\Temp\8e29389adbca8169200aaf2304d91e93_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\8e29389adbca8169200aaf2304d91e93_JaffaCakes118.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of UnmapMainImage
  PID:2840

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\8e29389adbca8169200aaf2304d91e93_JaffaCakes118.exe

Filesize
784KB

MD5
bbe5f929a7600233d1f5652ffdd5c384

SHA1
dda5b95e25f803de433c2c1445279e85b86268be

SHA256
350251edca5fe05145aa1af55ff5a4b5b94b6d615c7a1f2732a3a68c794022f1

SHA512
e3e7a1c0172a013189091be14a6ae650a407bbed43499ae8e09aada9e557b199224236b0fe5c94493eac16931d10bf289e25d43ca79c6be0facaafac263109ad

Download Submit
memory/2556-14-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/2556-9-0x0000000000120000-0x00000000001E4000-memory.dmp

Filesize
784KB

Download
memory/2556-1-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/2556-15-0x0000000003100000-0x0000000003412000-memory.dmp

Filesize
3.1MB

Download
memory/2556-0-0x0000000000400000-0x0000000000712000-memory.dmp

Filesize
3.1MB

Download
memory/2556-36-0x0000000003100000-0x0000000003412000-memory.dmp

Filesize
3.1MB

Download
memory/2840-17-0x0000000000400000-0x0000000000712000-memory.dmp

Filesize
3.1MB

Download
memory/2840-18-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/2840-32-0x00000000030F0000-0x0000000003283000-memory.dmp

Filesize
1.6MB

Download
memory/2840-24-0x0000000000400000-0x0000000000587000-memory.dmp

Filesize
1.5MB

Download
memory/2840-23-0x0000000000120000-0x00000000001E4000-memory.dmp

Filesize
784KB

Download
memory/2840-34-0x00000000005A0000-0x000000000071F000-memory.dmp

Filesize
1.5MB

Download
memory/2840-35-0x0000000000400000-0x0000000000587000-memory.dmp

Filesize
1.5MB

Download

Analysis

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