xmrig | f5410d72a492a136f479da93d4775f398eba60c44b6f2373834b6f4f55bc330f

General

Target

d46a3f675f0296a94b353e635bbac0e6_JaffaCakes118.exe
Size

784KB
MD5

d46a3f675f0296a94b353e635bbac0e6
SHA1

bda4ed9fc11155f8d7754293d0b1311c63c5094a
SHA256

f5410d72a492a136f479da93d4775f398eba60c44b6f2373834b6f4f55bc330f
SHA512

f4a6ab5021225e9887b56bf453cb405bd4bc3b96decfad07cabf1987afcd422cf77be5d2188736df36b321ba3a33e8c887441b2d14fd554cfb1e3d4c3b932d03
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/1984-2-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/1984-14-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/1932-19-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/1932-33-0x00000000032A0000-0x0000000003433000-memory.dmp	xmrig
behavioral1/memory/1932-24-0x0000000000400000-0x0000000000587000-memory.dmp	xmrig
behavioral1/memory/1932-35-0x0000000000400000-0x0000000000587000-memory.dmp	xmrig
behavioral1/memory/1932-34-0x00000000005A0000-0x000000000071F000-memory.dmp	xmrig
behavioral1/memory/1984-36-0x00000000032C0000-0x00000000035D2000-memory.dmp	xmrig

Deletes itself 1 IoCs

pid	Process
1932	d46a3f675f0296a94b353e635bbac0e6_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

pid	Process
1932	d46a3f675f0296a94b353e635bbac0e6_JaffaCakes118.exe

Loads dropped DLL 1 IoCs

pid	Process
1984	d46a3f675f0296a94b353e635bbac0e6_JaffaCakes118.exe

UPX packed file 4 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/0x00080000000120f9-10.dat	upx
behavioral1/memory/1984-15-0x00000000032C0000-0x00000000035D2000-memory.dmp	upx
behavioral1/memory/1932-17-0x0000000000400000-0x0000000000712000-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	d46a3f675f0296a94b353e635bbac0e6_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	d46a3f675f0296a94b353e635bbac0e6_JaffaCakes118.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
1984	d46a3f675f0296a94b353e635bbac0e6_JaffaCakes118.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
1984	d46a3f675f0296a94b353e635bbac0e6_JaffaCakes118.exe
1932	d46a3f675f0296a94b353e635bbac0e6_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1984 wrote to memory of 1932	1984	d46a3f675f0296a94b353e635bbac0e6_JaffaCakes118.exe	31
PID 1984 wrote to memory of 1932	1984	d46a3f675f0296a94b353e635bbac0e6_JaffaCakes118.exe	31
PID 1984 wrote to memory of 1932	1984	d46a3f675f0296a94b353e635bbac0e6_JaffaCakes118.exe	31
PID 1984 wrote to memory of 1932	1984	d46a3f675f0296a94b353e635bbac0e6_JaffaCakes118.exe	31

C:\Users\Admin\AppData\Local\Temp\d46a3f675f0296a94b353e635bbac0e6_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\d46a3f675f0296a94b353e635bbac0e6_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\d46a3f675f0296a94b353e635bbac0e6_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\d46a3f675f0296a94b353e635bbac0e6_JaffaCakes118.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of UnmapMainImage
  PID:1932

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\d46a3f675f0296a94b353e635bbac0e6_JaffaCakes118.exe

Filesize
784KB

MD5
3961da980c2f20b8998d7165a773a3d1

SHA1
70a08a084d10655990a2a9221f8fe531ff097a49

SHA256
cf20df4d44ee49df6309bfdae9da867e80fff3e060b260830b649adf31cfe2ae

SHA512
59a73dea5e0f04e552c2b414acbd5f40ea129ff06a8a6eaa5f71b1e934aeb6da389a751acc011f8924855809387006a76791a8ba53fc2ef551c0ec97767fb597

Download Submit
memory/1932-17-0x0000000000400000-0x0000000000712000-memory.dmp

Filesize
3.1MB

Download
memory/1932-18-0x0000000000120000-0x00000000001E4000-memory.dmp

Filesize
784KB

Download
memory/1932-19-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/1932-33-0x00000000032A0000-0x0000000003433000-memory.dmp

Filesize
1.6MB

Download
memory/1932-24-0x0000000000400000-0x0000000000587000-memory.dmp

Filesize
1.5MB

Download
memory/1932-35-0x0000000000400000-0x0000000000587000-memory.dmp

Filesize
1.5MB

Download
memory/1932-34-0x00000000005A0000-0x000000000071F000-memory.dmp

Filesize
1.5MB

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

Filesize
1.6MB

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

Filesize
784KB

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

Filesize
3.1MB

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

Filesize
1.6MB

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

Filesize
3.1MB

Download
memory/1984-36-0x00000000032C0000-0x00000000035D2000-memory.dmp

Filesize
3.1MB

Download

Analysis

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