xmrig | ee6f9a17a9b78fccf376af2fc09761940ff2478b9b9cb5992928f6335482ffd7

General

Target

3a04b890ebc1d3f2758d0f307edc73d0_JaffaCakes118.exe
Size

2.3MB
MD5

3a04b890ebc1d3f2758d0f307edc73d0
SHA1

88c43b2f24160b7f54ccfb65123898b2c85fc558
SHA256

ee6f9a17a9b78fccf376af2fc09761940ff2478b9b9cb5992928f6335482ffd7
SHA512

085808f2a776f587091077ca8821fd28a1a874fafc7d3fc9d25298a1b03a06b0464114bcd53dacf5e88b70358737922d222f0c1742b55ec5678a7b482ceb2f51
SSDEEP

49152:Q1F+PnbeCg/8GJhWvL93KBQO4ImoVBa11GO2P:mF+vaCY/WvxKBTT+QPP

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/2072-2-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/2072-16-0x0000000003490000-0x00000000037A2000-memory.dmp	xmrig
behavioral1/memory/2072-14-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/2176-19-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/2176-34-0x0000000003220000-0x00000000033B3000-memory.dmp	xmrig
behavioral1/memory/2176-33-0x00000000005A0000-0x000000000071F000-memory.dmp	xmrig
behavioral1/memory/2176-24-0x0000000000400000-0x0000000000587000-memory.dmp	xmrig
behavioral1/memory/2176-35-0x0000000000400000-0x0000000000587000-memory.dmp	xmrig
behavioral1/memory/2072-36-0x0000000003490000-0x00000000037A2000-memory.dmp	xmrig

Deletes itself 1 IoCs

pid	Process
2176	3a04b890ebc1d3f2758d0f307edc73d0_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

pid	Process
2176	3a04b890ebc1d3f2758d0f307edc73d0_JaffaCakes118.exe

Loads dropped DLL 1 IoCs

pid	Process
2072	3a04b890ebc1d3f2758d0f307edc73d0_JaffaCakes118.exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2072-0-0x0000000000400000-0x0000000000712000-memory.dmp	upx
behavioral1/memory/2176-17-0x0000000000400000-0x0000000000712000-memory.dmp	upx
behavioral1/files/0x000b000000012270-15.dat	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	3a04b890ebc1d3f2758d0f307edc73d0_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	3a04b890ebc1d3f2758d0f307edc73d0_JaffaCakes118.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2072	3a04b890ebc1d3f2758d0f307edc73d0_JaffaCakes118.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
2072	3a04b890ebc1d3f2758d0f307edc73d0_JaffaCakes118.exe
2176	3a04b890ebc1d3f2758d0f307edc73d0_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2072 wrote to memory of 2176	2072	3a04b890ebc1d3f2758d0f307edc73d0_JaffaCakes118.exe	31
PID 2072 wrote to memory of 2176	2072	3a04b890ebc1d3f2758d0f307edc73d0_JaffaCakes118.exe	31
PID 2072 wrote to memory of 2176	2072	3a04b890ebc1d3f2758d0f307edc73d0_JaffaCakes118.exe	31
PID 2072 wrote to memory of 2176	2072	3a04b890ebc1d3f2758d0f307edc73d0_JaffaCakes118.exe	31

C:\Users\Admin\AppData\Local\Temp\3a04b890ebc1d3f2758d0f307edc73d0_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\3a04b890ebc1d3f2758d0f307edc73d0_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:2072
- C:\Users\Admin\AppData\Local\Temp\3a04b890ebc1d3f2758d0f307edc73d0_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\3a04b890ebc1d3f2758d0f307edc73d0_JaffaCakes118.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of UnmapMainImage
  PID:2176

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\3a04b890ebc1d3f2758d0f307edc73d0_JaffaCakes118.exe

Filesize
784KB

MD5
57d9ca7465aacb59335ab58a41271649

SHA1
6c01c91b84132d08370359481220a87ac26b1a6d

SHA256
ed6c3f182aa3662ef91271c2560564fe83716581bd55627f4507deb630143e6d

SHA512
c811edebb4ff2298fa1fd20be4336cffba7febc2b076ebe119502483839196f0204a8a4474aa151da73a2253abaf4eccbab151ec4de889d03f8b18857f7625f9

Download Submit
memory/2072-14-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/2072-1-0x00000000002A0000-0x0000000000364000-memory.dmp

Filesize
784KB

Download
memory/2072-2-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/2072-0-0x0000000000400000-0x0000000000712000-memory.dmp

Filesize
3.1MB

Download
memory/2072-16-0x0000000003490000-0x00000000037A2000-memory.dmp

Filesize
3.1MB

Download
memory/2072-36-0x0000000003490000-0x00000000037A2000-memory.dmp

Filesize
3.1MB

Download
memory/2176-17-0x0000000000400000-0x0000000000712000-memory.dmp

Filesize
3.1MB

Download
memory/2176-19-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/2176-34-0x0000000003220000-0x00000000033B3000-memory.dmp

Filesize
1.6MB

Download
memory/2176-33-0x00000000005A0000-0x000000000071F000-memory.dmp

Filesize
1.5MB

Download
memory/2176-24-0x0000000000400000-0x0000000000587000-memory.dmp

Filesize
1.5MB

Download
memory/2176-35-0x0000000000400000-0x0000000000587000-memory.dmp

Filesize
1.5MB

Download
memory/2176-18-0x0000000000120000-0x00000000001E4000-memory.dmp

Filesize
784KB

Download

Analysis

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