xmrig | b8256728f8ecd9a2c65b1f9788dacc0052391efbf4cb9bb7ef3c109540be0a51

Analysis

max time kernel
97s
max time network
98s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
26-12-2024 14:28

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General

Target

b8256728f8ecd9a2c65b1f9788dacc0052391efbf4cb9bb7ef3c109540be0a51N.exe
Size

784KB
MD5

d76e89a7c5c2a086fe90a63248fafe20
SHA1

da24e19d489a4d6fb922b5f9941fff41b6b482ff
SHA256

b8256728f8ecd9a2c65b1f9788dacc0052391efbf4cb9bb7ef3c109540be0a51
SHA512

b8eaea19793ecba9e9d6f8fa05653e10f2c281520188291fb55827bf3b2e9624e0e2ccd8021a966bf442a635604b599a8187b30fd24f85de48c73b9d80e0625d
SSDEEP

24576:Kui00r1ZiF7laijB63sXzzUeD0QljdC+rDg:PBUMl5jBEsTljdv

Score

10^/10

xmrig discovery miner upx

Malware Config

Signatures

Xmrig family
xmrig
xmrig
XMRig is a high performance, open source, cross platform CPU/GPU miner.
miner xmrig

XMRig Miner payload 7 IoCs

miner

resource	yara_rule
behavioral2/memory/2564-3-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral2/memory/2564-12-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral2/memory/4784-15-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral2/memory/4784-20-0x0000000000400000-0x0000000000587000-memory.dmp	xmrig
behavioral2/memory/4784-21-0x0000000005320000-0x00000000054B3000-memory.dmp	xmrig
behavioral2/memory/4784-30-0x00000000005A0000-0x000000000071F000-memory.dmp	xmrig
behavioral2/memory/4784-31-0x0000000000400000-0x0000000000587000-memory.dmp	xmrig

Deletes itself 1 IoCs

pid	Process
4784	b8256728f8ecd9a2c65b1f9788dacc0052391efbf4cb9bb7ef3c109540be0a51N.exe

Executes dropped EXE 1 IoCs

pid	Process
4784	b8256728f8ecd9a2c65b1f9788dacc0052391efbf4cb9bb7ef3c109540be0a51N.exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral2/memory/2564-0-0x0000000000400000-0x0000000000712000-memory.dmp	upx
behavioral2/files/0x000b000000023b85-11.dat	upx
behavioral2/memory/4784-13-0x0000000000400000-0x0000000000712000-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	b8256728f8ecd9a2c65b1f9788dacc0052391efbf4cb9bb7ef3c109540be0a51N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	b8256728f8ecd9a2c65b1f9788dacc0052391efbf4cb9bb7ef3c109540be0a51N.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2564	b8256728f8ecd9a2c65b1f9788dacc0052391efbf4cb9bb7ef3c109540be0a51N.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
2564	b8256728f8ecd9a2c65b1f9788dacc0052391efbf4cb9bb7ef3c109540be0a51N.exe
4784	b8256728f8ecd9a2c65b1f9788dacc0052391efbf4cb9bb7ef3c109540be0a51N.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2564 wrote to memory of 4784	2564	b8256728f8ecd9a2c65b1f9788dacc0052391efbf4cb9bb7ef3c109540be0a51N.exe	83
PID 2564 wrote to memory of 4784	2564	b8256728f8ecd9a2c65b1f9788dacc0052391efbf4cb9bb7ef3c109540be0a51N.exe	83
PID 2564 wrote to memory of 4784	2564	b8256728f8ecd9a2c65b1f9788dacc0052391efbf4cb9bb7ef3c109540be0a51N.exe	83

C:\Users\Admin\AppData\Local\Temp\b8256728f8ecd9a2c65b1f9788dacc0052391efbf4cb9bb7ef3c109540be0a51N.exe
"C:\Users\Admin\AppData\Local\Temp\b8256728f8ecd9a2c65b1f9788dacc0052391efbf4cb9bb7ef3c109540be0a51N.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:2564
- C:\Users\Admin\AppData\Local\Temp\b8256728f8ecd9a2c65b1f9788dacc0052391efbf4cb9bb7ef3c109540be0a51N.exe
  C:\Users\Admin\AppData\Local\Temp\b8256728f8ecd9a2c65b1f9788dacc0052391efbf4cb9bb7ef3c109540be0a51N.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of UnmapMainImage
  PID:4784

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

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\b8256728f8ecd9a2c65b1f9788dacc0052391efbf4cb9bb7ef3c109540be0a51N.exe

Filesize
784KB

MD5
9908c154c9ce9c5169898c63256fbe4b

SHA1
f2833aa9d376c0ac75d1db06fc6fe906215cbff9

SHA256
3caab2837726405a32ff9e266ef3eac4c772382ab18de11d2f42dd1feb2fe3f7

SHA512
8141ca41a936bbe95d58ab1a957c255be63f7032c71524bd90383a128e97460325d4cf752f70356d09961d079de4f8a1ee8008ea2c746b44c0515e578b62e3d8

Download Submit
memory/2564-0-0x0000000000400000-0x0000000000712000-memory.dmp

Filesize
3.1MB

Download
memory/2564-1-0x0000000001A80000-0x0000000001B44000-memory.dmp

Filesize
784KB

Download
memory/2564-3-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/2564-12-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/4784-13-0x0000000000400000-0x0000000000712000-memory.dmp

Filesize
3.1MB

Download
memory/4784-14-0x00000000017F0000-0x00000000018B4000-memory.dmp

Filesize
784KB

Download
memory/4784-15-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/4784-20-0x0000000000400000-0x0000000000587000-memory.dmp

Filesize
1.5MB

Download
memory/4784-21-0x0000000005320000-0x00000000054B3000-memory.dmp

Filesize
1.6MB

Download
memory/4784-30-0x00000000005A0000-0x000000000071F000-memory.dmp

Filesize
1.5MB

Download
memory/4784-31-0x0000000000400000-0x0000000000587000-memory.dmp

Filesize
1.5MB

Download