xmrig | da31f7f5ba480442f85090dab7a6c9a434b4ef878ec16d15d4ad1681afe7cd16

Analysis

max time kernel
148s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
27-09-2024 22:35

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General

Target

fb062980e15b31ad4077a687e5e77f22_JaffaCakes118.exe
Size

784KB
MD5

fb062980e15b31ad4077a687e5e77f22
SHA1

75bb2a80efe1fe39dc4ecafee8ea27b45d429528
SHA256

da31f7f5ba480442f85090dab7a6c9a434b4ef878ec16d15d4ad1681afe7cd16
SHA512

ddf1eac21252ee6679b288544a0915a86a6dc0f13d71191c780e243639b5e68c876e8b5e8b203849c192a5ca420d0c797cbee744068e6ec0374364d6b4637a71
SSDEEP

12288:S8FjCcv7evBogosaGfKODxojAxrDCFaG/fgCCK7sBD3TFpvFzX+4:SC7eZfostCOAAxNGnPm3pb

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
behavioral2/memory/4564-2-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral2/memory/4564-12-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral2/memory/3860-15-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral2/memory/3860-22-0x0000000000400000-0x0000000000587000-memory.dmp	xmrig
behavioral2/memory/3860-30-0x0000000000400000-0x0000000000587000-memory.dmp	xmrig
behavioral2/memory/3860-20-0x0000000005540000-0x00000000056D3000-memory.dmp	xmrig

Deletes itself 1 IoCs

pid	Process
3860	fb062980e15b31ad4077a687e5e77f22_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

pid	Process
3860	fb062980e15b31ad4077a687e5e77f22_JaffaCakes118.exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4564-0-0x0000000000400000-0x0000000000712000-memory.dmp	upx
behavioral2/files/0x00080000000234bc-11.dat	upx
behavioral2/memory/3860-13-0x0000000000400000-0x0000000000712000-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	fb062980e15b31ad4077a687e5e77f22_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	fb062980e15b31ad4077a687e5e77f22_JaffaCakes118.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
4564	fb062980e15b31ad4077a687e5e77f22_JaffaCakes118.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
4564	fb062980e15b31ad4077a687e5e77f22_JaffaCakes118.exe
3860	fb062980e15b31ad4077a687e5e77f22_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4564 wrote to memory of 3860	4564	fb062980e15b31ad4077a687e5e77f22_JaffaCakes118.exe	83
PID 4564 wrote to memory of 3860	4564	fb062980e15b31ad4077a687e5e77f22_JaffaCakes118.exe	83
PID 4564 wrote to memory of 3860	4564	fb062980e15b31ad4077a687e5e77f22_JaffaCakes118.exe	83

C:\Users\Admin\AppData\Local\Temp\fb062980e15b31ad4077a687e5e77f22_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\fb062980e15b31ad4077a687e5e77f22_JaffaCakes118.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:4564
- C:\Users\Admin\AppData\Local\Temp\fb062980e15b31ad4077a687e5e77f22_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\fb062980e15b31ad4077a687e5e77f22_JaffaCakes118.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of UnmapMainImage
  PID:3860

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\fb062980e15b31ad4077a687e5e77f22_JaffaCakes118.exe

Filesize
784KB

MD5
5ab0192412ce16da65047975d4fbf678

SHA1
79fe693dab7082d724ea6e9b9741525941ade4a7

SHA256
a6a6f8e6671cb862047379a62227ae81765397008d2cf261ee44c61ece106748

SHA512
40c94bb0bb2b227a8fd0840c1b8338d846d9b5349ac4729410bf2e448027e36c0f2833a2fcc80bf5a608e0a42da3bcfc5817d612aedb94ef6e8a3546f85a62f7

Download Submit
memory/3860-13-0x0000000000400000-0x0000000000712000-memory.dmp

Filesize
3.1MB

Download
memory/3860-14-0x0000000001720000-0x00000000017E4000-memory.dmp

Filesize
784KB

Download
memory/3860-15-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/3860-22-0x0000000000400000-0x0000000000587000-memory.dmp

Filesize
1.5MB

Download
memory/3860-30-0x0000000000400000-0x0000000000587000-memory.dmp

Filesize
1.5MB

Download
memory/3860-20-0x0000000005540000-0x00000000056D3000-memory.dmp

Filesize
1.6MB

Download
memory/4564-0-0x0000000000400000-0x0000000000712000-memory.dmp

Filesize
3.1MB

Download
memory/4564-1-0x0000000001720000-0x00000000017E4000-memory.dmp

Filesize
784KB

Download
memory/4564-2-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/4564-12-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download