xmrig | 835d139ff806a2cc50de64bb6f8ac4766ae07f1bf6be1ab9f19d76d317c2004c

General

Target

ab2a848afcf3f4fde962952802ddb7d5_JaffaCakes118.exe
Size

784KB
MD5

ab2a848afcf3f4fde962952802ddb7d5
SHA1

595282c697bda77b61e330f657bdbce66fb2276b
SHA256

835d139ff806a2cc50de64bb6f8ac4766ae07f1bf6be1ab9f19d76d317c2004c
SHA512

50c8c8ee3a29646e5774e13711403bff00a48fc0cb8e1e2124aa1216ef07e910da543f48a2c7ff239d67f952cdc7bff21e04e1824a5220c62c5e34b5def92661
SSDEEP

12288:WkZ/n4keA+CikYwcyIvTV9WmdCS+YpyiBN8vHG15xoKMBSds3KX+G0xqsiqumSTh:h4keA+t3I81yYvN8PGJoySKt0Qqu9T

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/1984-2-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/1984-14-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/1252-23-0x0000000000400000-0x0000000000587000-memory.dmp	xmrig
behavioral1/memory/1252-18-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/1252-29-0x0000000003200000-0x0000000003393000-memory.dmp	xmrig
behavioral1/memory/1252-34-0x0000000000400000-0x0000000000587000-memory.dmp	xmrig

Deletes itself 1 IoCs

pid	Process
1252	ab2a848afcf3f4fde962952802ddb7d5_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

pid	Process
1252	ab2a848afcf3f4fde962952802ddb7d5_JaffaCakes118.exe

Loads dropped DLL 1 IoCs

pid	Process
1984	ab2a848afcf3f4fde962952802ddb7d5_JaffaCakes118.exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1984-0-0x0000000000400000-0x0000000000712000-memory.dmp	upx
behavioral1/files/0x0009000000012029-10.dat	upx
behavioral1/memory/1984-15-0x00000000032C0000-0x00000000035D2000-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	ab2a848afcf3f4fde962952802ddb7d5_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ab2a848afcf3f4fde962952802ddb7d5_JaffaCakes118.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
1984	ab2a848afcf3f4fde962952802ddb7d5_JaffaCakes118.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
1984	ab2a848afcf3f4fde962952802ddb7d5_JaffaCakes118.exe
1252	ab2a848afcf3f4fde962952802ddb7d5_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1984 wrote to memory of 1252	1984	ab2a848afcf3f4fde962952802ddb7d5_JaffaCakes118.exe	31
PID 1984 wrote to memory of 1252	1984	ab2a848afcf3f4fde962952802ddb7d5_JaffaCakes118.exe	31
PID 1984 wrote to memory of 1252	1984	ab2a848afcf3f4fde962952802ddb7d5_JaffaCakes118.exe	31
PID 1984 wrote to memory of 1252	1984	ab2a848afcf3f4fde962952802ddb7d5_JaffaCakes118.exe	31

C:\Users\Admin\AppData\Local\Temp\ab2a848afcf3f4fde962952802ddb7d5_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\ab2a848afcf3f4fde962952802ddb7d5_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:1984
- C:\Users\Admin\AppData\Local\Temp\ab2a848afcf3f4fde962952802ddb7d5_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\ab2a848afcf3f4fde962952802ddb7d5_JaffaCakes118.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of UnmapMainImage
  PID:1252

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\ab2a848afcf3f4fde962952802ddb7d5_JaffaCakes118.exe

Filesize
784KB

MD5
23a0c8afc0716336b8fdd606436763dc

SHA1
b4b135713ce5d2ca211e624c985840b0284c6aa0

SHA256
d21c24d5ae7861c146944178bdd406dfbc9b872afa1a9cd86d70ef4d65dda9b0

SHA512
61cb2b9054fb34c1486989f1ebf1ca4eeaed55cb30ef8141830895c4d50cdbb2ee707ececd94832f6272bf6ea1e716c30aefd1a8093b7c41bada7dba7439444a

Download Submit
memory/1252-17-0x0000000000120000-0x00000000001E4000-memory.dmp

Filesize
784KB

Download
memory/1252-23-0x0000000000400000-0x0000000000587000-memory.dmp

Filesize
1.5MB

Download
memory/1252-18-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/1252-29-0x0000000003200000-0x0000000003393000-memory.dmp

Filesize
1.6MB

Download
memory/1252-34-0x0000000000400000-0x0000000000587000-memory.dmp

Filesize
1.5MB

Download
memory/1252-33-0x0000000000710000-0x0000000000720000-memory.dmp

Filesize
64KB

Download
memory/1984-0-0x0000000000400000-0x0000000000712000-memory.dmp

Filesize
3.1MB

Download
memory/1984-1-0x00000000018B0000-0x0000000001974000-memory.dmp

Filesize
784KB

Download
memory/1984-2-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/1984-15-0x00000000032C0000-0x00000000035D2000-memory.dmp

Filesize
3.1MB

Download
memory/1984-14-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download

Analysis

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