1f00035aa6dbba3e9a6b7dfb7ae781ea6edaa2580d97b586c3beff9755be8db2

Analysis

max time kernel
184s
max time network
191s
platform
windows7_x64
resource
win7-20221111-en
resource tags

arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
submitted
24-11-2022 12:41

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General

Target

1f00035aa6dbba3e9a6b7dfb7ae781ea6edaa2580d97b586c3beff9755be8db2.vbs
Size

13KB
MD5

1e60a1b1ddd146f169e5b749554566dc
SHA1

7149e3683bab8a2bcd3da05e1a179b92a280089c
SHA256

1f00035aa6dbba3e9a6b7dfb7ae781ea6edaa2580d97b586c3beff9755be8db2
SHA512

9a3424dc7d65261b1aef695cde43c95fbfeb6e5d6fc7fa388044b6acd8c2643049b8bee74dab649132e0ad9eddee5e04ec98ccf800bcfb26cbdd32f87f92ebad
SSDEEP

384:tzzVqiGagRYwZSFFOECXCghDSHXWmZg1r+9f7qN:tzxqagRYwZSGECXCgMmsgV/N

Score

7^/10

persistence

Malware Config

Signatures

Drops startup file 2 IoCs

Processes:

WScript.exewscript.exe

description	ioc	process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\1f00035aa6dbba3e9a6b7dfb7ae781ea6edaa2580d97b586c3beff9755be8db2.vbs	WScript.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\1f00035aa6dbba3e9a6b7dfb7ae781ea6edaa2580d97b586c3beff9755be8db2.vbs	wscript.exe

Adds Run key to start application 2 TTPs 8 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

wscript.exeWScript.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\1f00035aa6dbba3e9a6b7dfb7ae781ea6edaa2580d97b586c3beff9755be8db2 = "wscript.exe //B \"C:\\Users\\Admin\\1f00035aa6dbba3e9a6b7dfb7ae781ea6edaa2580d97b586c3beff9755be8db2.vbs\""	wscript.exe
Key created	\REGISTRY\MACHINE\software\microsoft\windows\currentversion\run	wscript.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\1f00035aa6dbba3e9a6b7dfb7ae781ea6edaa2580d97b586c3beff9755be8db2 = "wscript.exe //B \"C:\\Users\\Admin\\1f00035aa6dbba3e9a6b7dfb7ae781ea6edaa2580d97b586c3beff9755be8db2.vbs\""	wscript.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\software\microsoft\windows\currentversion\run	WScript.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\1f00035aa6dbba3e9a6b7dfb7ae781ea6edaa2580d97b586c3beff9755be8db2 = "wscript.exe //B \"C:\\Users\\Admin\\1f00035aa6dbba3e9a6b7dfb7ae781ea6edaa2580d97b586c3beff9755be8db2.vbs\""	WScript.exe
Key created	\REGISTRY\MACHINE\software\microsoft\windows\currentversion\run	WScript.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\1f00035aa6dbba3e9a6b7dfb7ae781ea6edaa2580d97b586c3beff9755be8db2 = "wscript.exe //B \"C:\\Users\\Admin\\1f00035aa6dbba3e9a6b7dfb7ae781ea6edaa2580d97b586c3beff9755be8db2.vbs\""	WScript.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\software\microsoft\windows\currentversion\run	wscript.exe

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

System Information Discovery
T1082

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

WScript.exe

description	pid	process	target process
PID 1676 wrote to memory of 308	1676	WScript.exe	wscript.exe
PID 1676 wrote to memory of 308	1676	WScript.exe	wscript.exe
PID 1676 wrote to memory of 308	1676	WScript.exe	wscript.exe

C:\Windows\System32\WScript.exe
"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\1f00035aa6dbba3e9a6b7dfb7ae781ea6edaa2580d97b586c3beff9755be8db2.vbs"
1⤵
- Drops startup file
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1676

C:\Windows\System32\wscript.exe
"C:\Windows\System32\wscript.exe" //B "C:\Users\Admin\1f00035aa6dbba3e9a6b7dfb7ae781ea6edaa2580d97b586c3beff9755be8db2.vbs"
2⤵
- Drops startup file
- Adds Run key to start application
PID:308

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\1f00035aa6dbba3e9a6b7dfb7ae781ea6edaa2580d97b586c3beff9755be8db2.vbs

Filesize
13KB

MD5
1e60a1b1ddd146f169e5b749554566dc

SHA1
7149e3683bab8a2bcd3da05e1a179b92a280089c

SHA256
1f00035aa6dbba3e9a6b7dfb7ae781ea6edaa2580d97b586c3beff9755be8db2

SHA512
9a3424dc7d65261b1aef695cde43c95fbfeb6e5d6fc7fa388044b6acd8c2643049b8bee74dab649132e0ad9eddee5e04ec98ccf800bcfb26cbdd32f87f92ebad

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\1f00035aa6dbba3e9a6b7dfb7ae781ea6edaa2580d97b586c3beff9755be8db2.vbs

Filesize
13KB

MD5
1e60a1b1ddd146f169e5b749554566dc

SHA1
7149e3683bab8a2bcd3da05e1a179b92a280089c

SHA256
1f00035aa6dbba3e9a6b7dfb7ae781ea6edaa2580d97b586c3beff9755be8db2

SHA512
9a3424dc7d65261b1aef695cde43c95fbfeb6e5d6fc7fa388044b6acd8c2643049b8bee74dab649132e0ad9eddee5e04ec98ccf800bcfb26cbdd32f87f92ebad

Download Submit
memory/308-55-0x0000000000000000-mapping.dmp

Download
memory/1676-54-0x000007FEFB7B1000-0x000007FEFB7B3000-memory.dmp

Filesize
8KB

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