xmrig | f8084c8a1f4468e71f04314a877103c15b1f0464398633d8b94acb2be22f04df

General

Target

c17a9886b1ace4a9472e6842b1a95b8f_JaffaCakes118.exe
Size

784KB
MD5

c17a9886b1ace4a9472e6842b1a95b8f
SHA1

b12cce8e995fb112bdb4a71d4da7900c1ddbbf39
SHA256

f8084c8a1f4468e71f04314a877103c15b1f0464398633d8b94acb2be22f04df
SHA512

a9464d8bf26666d22a3fdd03dd31858f3c35620800456384873f4e5829a4a6547f0c0d50cd727a817d0ad09df0521093f11424068863c155c58702bffb27ef41
SSDEEP

24576:sM/aJ1Bh5K+EaWPrC3pqeY9WUT21yI9Szs3jXtYAO3:sM/oksWWDYYUT21Ys3jtO

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/1828-14-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/1828-2-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/2060-19-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/2060-24-0x0000000000400000-0x0000000000587000-memory.dmp	xmrig
behavioral1/memory/2060-34-0x00000000005A0000-0x000000000071F000-memory.dmp	xmrig
behavioral1/memory/2060-35-0x0000000000400000-0x0000000000587000-memory.dmp	xmrig
behavioral1/memory/2060-33-0x0000000003230000-0x00000000033C3000-memory.dmp	xmrig
behavioral1/memory/1828-36-0x0000000003230000-0x0000000003542000-memory.dmp	xmrig

Deletes itself 1 IoCs

pid	Process
2060	c17a9886b1ace4a9472e6842b1a95b8f_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

pid	Process
2060	c17a9886b1ace4a9472e6842b1a95b8f_JaffaCakes118.exe

Loads dropped DLL 1 IoCs

pid	Process
1828	c17a9886b1ace4a9472e6842b1a95b8f_JaffaCakes118.exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1828-0-0x0000000000400000-0x0000000000712000-memory.dmp	upx
behavioral1/files/0x0007000000012117-15.dat	upx
behavioral1/memory/2060-17-0x0000000000400000-0x0000000000712000-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	c17a9886b1ace4a9472e6842b1a95b8f_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	c17a9886b1ace4a9472e6842b1a95b8f_JaffaCakes118.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
1828	c17a9886b1ace4a9472e6842b1a95b8f_JaffaCakes118.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
1828	c17a9886b1ace4a9472e6842b1a95b8f_JaffaCakes118.exe
2060	c17a9886b1ace4a9472e6842b1a95b8f_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1828 wrote to memory of 2060	1828	c17a9886b1ace4a9472e6842b1a95b8f_JaffaCakes118.exe	31
PID 1828 wrote to memory of 2060	1828	c17a9886b1ace4a9472e6842b1a95b8f_JaffaCakes118.exe	31
PID 1828 wrote to memory of 2060	1828	c17a9886b1ace4a9472e6842b1a95b8f_JaffaCakes118.exe	31
PID 1828 wrote to memory of 2060	1828	c17a9886b1ace4a9472e6842b1a95b8f_JaffaCakes118.exe	31

C:\Users\Admin\AppData\Local\Temp\c17a9886b1ace4a9472e6842b1a95b8f_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\c17a9886b1ace4a9472e6842b1a95b8f_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:1828
- C:\Users\Admin\AppData\Local\Temp\c17a9886b1ace4a9472e6842b1a95b8f_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\c17a9886b1ace4a9472e6842b1a95b8f_JaffaCakes118.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of UnmapMainImage
  PID:2060

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

C:\Users\Admin\AppData\Local\Temp\c17a9886b1ace4a9472e6842b1a95b8f_JaffaCakes118.exe

Filesize
784KB

MD5
9c58857e32564a8df5999c6195d9e4d8

SHA1
dce6bba7965e94fbf49b5f55fae11c6f60d68b49

SHA256
fb30f7e070d522cb876289e1f0675328211c845c18fb629973dabd419cd27407

SHA512
e4b0bc6711b153bfd3817316dd217b29f8e61472c192804dc198f0d8afb8784d0d798cee34678ad1ed8fb2683405de7acca6053f2207668df8930402608a9c51

Download Submit
memory/1828-16-0x0000000003230000-0x0000000003542000-memory.dmp

Filesize
3.1MB

Download
memory/1828-1-0x0000000000120000-0x00000000001E4000-memory.dmp

Filesize
784KB

Download
memory/1828-14-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/1828-2-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/1828-0-0x0000000000400000-0x0000000000712000-memory.dmp

Filesize
3.1MB

Download
memory/1828-36-0x0000000003230000-0x0000000003542000-memory.dmp

Filesize
3.1MB

Download
memory/2060-17-0x0000000000400000-0x0000000000712000-memory.dmp

Filesize
3.1MB

Download
memory/2060-18-0x00000000018B0000-0x0000000001974000-memory.dmp

Filesize
784KB

Download
memory/2060-19-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/2060-24-0x0000000000400000-0x0000000000587000-memory.dmp

Filesize
1.5MB

Download
memory/2060-34-0x00000000005A0000-0x000000000071F000-memory.dmp

Filesize
1.5MB

Download
memory/2060-35-0x0000000000400000-0x0000000000587000-memory.dmp

Filesize
1.5MB

Download
memory/2060-33-0x0000000003230000-0x00000000033C3000-memory.dmp

Filesize
1.6MB

Download

Analysis

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