xmrig | 1b6165ed159b2a8c9ff0ddaf2f837334331851441c5ebd09cb33a0d5e49134cf

General

Target

03d40da620b706db1f7d6a00a9073979_JaffaCakes118.exe
Size

784KB
MD5

03d40da620b706db1f7d6a00a9073979
SHA1

92ac755ef8905d246a2801c3db0cedf8ff306a05
SHA256

1b6165ed159b2a8c9ff0ddaf2f837334331851441c5ebd09cb33a0d5e49134cf
SHA512

85f82bd70f57f1038313088085b7e0f6e3783aae4688656e2755152dc2863219d89f4b8bb1dade32d050a8e041cdacbc70c54f43c34be16d791ec3599149d751
SSDEEP

12288:VymLXZz02TYsew0FIjUixMXTrxF1gF9P1MCMnhoSMcUu6Mjw4ZGFuV:NZDTYm0FIjUmaTL1gFl1Kho266w4

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 9 IoCs

miner

resource	yara_rule
behavioral1/memory/792-1-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/792-16-0x00000000030D0000-0x00000000033E2000-memory.dmp	xmrig
behavioral1/memory/792-14-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/2064-18-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/2064-32-0x0000000003230000-0x00000000033C3000-memory.dmp	xmrig
behavioral1/memory/2064-24-0x0000000000400000-0x0000000000587000-memory.dmp	xmrig
behavioral1/memory/2064-34-0x00000000005A0000-0x000000000071F000-memory.dmp	xmrig
behavioral1/memory/2064-35-0x0000000000400000-0x0000000000587000-memory.dmp	xmrig
behavioral1/memory/792-36-0x00000000030D0000-0x00000000033E2000-memory.dmp	xmrig

Deletes itself 1 IoCs

pid	Process
2064	03d40da620b706db1f7d6a00a9073979_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

pid	Process
2064	03d40da620b706db1f7d6a00a9073979_JaffaCakes118.exe

Loads dropped DLL 1 IoCs

pid	Process
792	03d40da620b706db1f7d6a00a9073979_JaffaCakes118.exe

UPX packed file 4 IoCs

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

upx

resource	yara_rule
behavioral1/memory/792-0-0x0000000000400000-0x0000000000712000-memory.dmp	upx
behavioral1/files/0x000b000000012233-10.dat	upx
behavioral1/memory/2064-17-0x0000000000400000-0x0000000000712000-memory.dmp	upx
behavioral1/memory/792-16-0x00000000030D0000-0x00000000033E2000-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	03d40da620b706db1f7d6a00a9073979_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	03d40da620b706db1f7d6a00a9073979_JaffaCakes118.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
792	03d40da620b706db1f7d6a00a9073979_JaffaCakes118.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
792	03d40da620b706db1f7d6a00a9073979_JaffaCakes118.exe
2064	03d40da620b706db1f7d6a00a9073979_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 792 wrote to memory of 2064	792	03d40da620b706db1f7d6a00a9073979_JaffaCakes118.exe	31
PID 792 wrote to memory of 2064	792	03d40da620b706db1f7d6a00a9073979_JaffaCakes118.exe	31
PID 792 wrote to memory of 2064	792	03d40da620b706db1f7d6a00a9073979_JaffaCakes118.exe	31
PID 792 wrote to memory of 2064	792	03d40da620b706db1f7d6a00a9073979_JaffaCakes118.exe	31

C:\Users\Admin\AppData\Local\Temp\03d40da620b706db1f7d6a00a9073979_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\03d40da620b706db1f7d6a00a9073979_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:792
- C:\Users\Admin\AppData\Local\Temp\03d40da620b706db1f7d6a00a9073979_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\03d40da620b706db1f7d6a00a9073979_JaffaCakes118.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of UnmapMainImage
  PID:2064

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\03d40da620b706db1f7d6a00a9073979_JaffaCakes118.exe

Filesize
784KB

MD5
5bd7116c3c5b0643aa20090e22be582f

SHA1
e98ef351eaa4c7c9160a0fbdae224998f0600805

SHA256
f79f675f4abfa1a150784c0fb666ea46fa6bbb762e84d687ea38994381d83317

SHA512
ce587f2a6163edf2c80e20e0a46a7cb3ecd4121935219168e49f682af65108ade824293d3e64a17fd83fe1cbe95dcc300a702d2445deb0f05dc52658722d5c7f

Download Submit
memory/792-14-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/792-6-0x0000000000120000-0x00000000001E4000-memory.dmp

Filesize
784KB

Download
memory/792-1-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/792-16-0x00000000030D0000-0x00000000033E2000-memory.dmp

Filesize
3.1MB

Download
memory/792-0-0x0000000000400000-0x0000000000712000-memory.dmp

Filesize
3.1MB

Download
memory/792-36-0x00000000030D0000-0x00000000033E2000-memory.dmp

Filesize
3.1MB

Download
memory/2064-17-0x0000000000400000-0x0000000000712000-memory.dmp

Filesize
3.1MB

Download
memory/2064-18-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/2064-20-0x0000000000120000-0x00000000001E4000-memory.dmp

Filesize
784KB

Download
memory/2064-32-0x0000000003230000-0x00000000033C3000-memory.dmp

Filesize
1.6MB

Download
memory/2064-24-0x0000000000400000-0x0000000000587000-memory.dmp

Filesize
1.5MB

Download
memory/2064-34-0x00000000005A0000-0x000000000071F000-memory.dmp

Filesize
1.5MB

Download
memory/2064-35-0x0000000000400000-0x0000000000587000-memory.dmp

Filesize
1.5MB

Download

Analysis

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