xmrig | 2e0ea3f79945ca543970dd09b9bc6c4aa4c10c05640cc4f72f221a48c54e4d20

Analysis

max time kernel
149s
max time network
155s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
22/08/2024, 10:08

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General

Target

b73b20fec35158640b9d96e6f588c292_JaffaCakes118.exe
Size

784KB
MD5

b73b20fec35158640b9d96e6f588c292
SHA1

2d39e2a38327e33520d30b432008d162fa312508
SHA256

2e0ea3f79945ca543970dd09b9bc6c4aa4c10c05640cc4f72f221a48c54e4d20
SHA512

9fb315aeb5c909bd1ef3d47e08b3534c1236ce1ba07c34ea14d0c7a5500420d8ac053a31b18858cd451cb2a2886d919c7edfa9b8cae48f88ff6db1a83b0833a4
SSDEEP

12288:5lnpmxYcWq/AEnK8aLNPVBkrrODkb93goCU5ZWYrjGG5fjlHBUcwxz:5lnpN3SAKVaLNq93PLrnjlHKc

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/4648-2-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral2/memory/4648-13-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral2/memory/4160-29-0x00000000053A0000-0x0000000005533000-memory.dmp	xmrig
behavioral2/memory/4160-21-0x0000000000400000-0x0000000000587000-memory.dmp	xmrig
behavioral2/memory/4160-16-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral2/memory/4160-31-0x0000000000400000-0x0000000000587000-memory.dmp	xmrig

Deletes itself 1 IoCs

pid	Process
4160	b73b20fec35158640b9d96e6f588c292_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

pid	Process
4160	b73b20fec35158640b9d96e6f588c292_JaffaCakes118.exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4648-0-0x0000000000400000-0x0000000000712000-memory.dmp	upx
behavioral2/memory/4160-14-0x0000000000400000-0x0000000000712000-memory.dmp	upx
behavioral2/files/0x00080000000234a1-12.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	b73b20fec35158640b9d96e6f588c292_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	b73b20fec35158640b9d96e6f588c292_JaffaCakes118.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
4648	b73b20fec35158640b9d96e6f588c292_JaffaCakes118.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
4648	b73b20fec35158640b9d96e6f588c292_JaffaCakes118.exe
4160	b73b20fec35158640b9d96e6f588c292_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4648 wrote to memory of 4160	4648	b73b20fec35158640b9d96e6f588c292_JaffaCakes118.exe	85
PID 4648 wrote to memory of 4160	4648	b73b20fec35158640b9d96e6f588c292_JaffaCakes118.exe	85
PID 4648 wrote to memory of 4160	4648	b73b20fec35158640b9d96e6f588c292_JaffaCakes118.exe	85

C:\Users\Admin\AppData\Local\Temp\b73b20fec35158640b9d96e6f588c292_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\b73b20fec35158640b9d96e6f588c292_JaffaCakes118.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:4648
- C:\Users\Admin\AppData\Local\Temp\b73b20fec35158640b9d96e6f588c292_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\b73b20fec35158640b9d96e6f588c292_JaffaCakes118.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of UnmapMainImage
  PID:4160

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\b73b20fec35158640b9d96e6f588c292_JaffaCakes118.exe

Filesize
784KB

MD5
1e72b7a7e8488cc6afab41e3997cdf48

SHA1
d9b8d4b712544029cef71abc4c3c68fb94c756f5

SHA256
5d4cdce1f3436ab88a88ae37fe3653a9450606d769475d4449931bb47c463054

SHA512
8a3fbe149236fe16cc64e15f0b5f6df190be0e0d483532116c93e248a3ad4173d35718f992f0f436a05dc0bb483bb77107ac4b6bfa3a99122c40c2590cbc21d9

Download Submit
memory/4160-14-0x0000000000400000-0x0000000000712000-memory.dmp

Filesize
3.1MB

Download
memory/4160-15-0x00000000019B0000-0x0000000001A74000-memory.dmp

Filesize
784KB

Download
memory/4160-29-0x00000000053A0000-0x0000000005533000-memory.dmp

Filesize
1.6MB

Download
memory/4160-21-0x0000000000400000-0x0000000000587000-memory.dmp

Filesize
1.5MB

Download
memory/4160-16-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/4160-31-0x0000000000400000-0x0000000000587000-memory.dmp

Filesize
1.5MB

Download
memory/4648-0-0x0000000000400000-0x0000000000712000-memory.dmp

Filesize
3.1MB

Download
memory/4648-1-0x0000000001AB0000-0x0000000001B74000-memory.dmp

Filesize
784KB

Download
memory/4648-2-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/4648-13-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download