vobfus | 0f2882d2980a9108668f5eac4c00113f3c31609122982b2eb6f1dd8f4beede97

General

Target

0f2882d2980a9108668f5eac4c00113f3c31609122982b2eb6f1dd8f4beede97.exe
Size

572KB
MD5

c879db1d723ae9b15282031fe0acd80f
SHA1

ca7cf23c6e66f10daff853199d2e1ac5e7004091
SHA256

0f2882d2980a9108668f5eac4c00113f3c31609122982b2eb6f1dd8f4beede97
SHA512

fb19c64a7fee5a8dc7123173a469c0713a9818fdc12709b1853e869475c247ad81eab6d916257df96e38f47bc80bc6db306d159acb7908c94bc336a9eb9b3d70

Score

10^/10

vobfus persistence worm

Malware Config

Signatures

Vobfus
A widespread worm which spreads via network drives and removable media.
worm vobfus

Adds policy Run key to start application 2 TTPs 4 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

0f2882d2980a9108668f5eac4c00113f3c31609122982b2eb6f1dd8f4beede97.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\run	0f2882d2980a9108668f5eac4c00113f3c31609122982b2eb6f1dd8f4beede97.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\run\VLXHCMT5KJ = "C:\\Users\\Admin\\AppData\\Roaming\\AG58FPQON.exe"	0f2882d2980a9108668f5eac4c00113f3c31609122982b2eb6f1dd8f4beede97.exe
Key created	\REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\policies\Explorer\run	0f2882d2980a9108668f5eac4c00113f3c31609122982b2eb6f1dd8f4beede97.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\run\VLXHCMT5KJ = "C:\\Users\\Admin\\AppData\\Roaming\\AG58FPQON.exe"	0f2882d2980a9108668f5eac4c00113f3c31609122982b2eb6f1dd8f4beede97.exe

Adds Run key to start application 2 TTPs 4 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

0f2882d2980a9108668f5eac4c00113f3c31609122982b2eb6f1dd8f4beede97.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000\Software\Microsoft\Windows\CurrentVersion\Run\VLXHCMT5KJ = "C:\\Users\\Admin\\AppData\\Roaming\\AG58FPQON.exe"	0f2882d2980a9108668f5eac4c00113f3c31609122982b2eb6f1dd8f4beede97.exe
Key created	\REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\Run	0f2882d2980a9108668f5eac4c00113f3c31609122982b2eb6f1dd8f4beede97.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\VLXHCMT5KJ = "C:\\Users\\Admin\\AppData\\Roaming\\AG58FPQON.exe"	0f2882d2980a9108668f5eac4c00113f3c31609122982b2eb6f1dd8f4beede97.exe
Key created	\REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000\Software\Microsoft\Windows\CurrentVersion\Run	0f2882d2980a9108668f5eac4c00113f3c31609122982b2eb6f1dd8f4beede97.exe

Script User-Agent 2 IoCs

Uses user-agent string associated with script host/environment.

Processes:

description	flow	ioc
HTTP User-Agent header	15	Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5)
HTTP User-Agent header	21	Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5)

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

0f2882d2980a9108668f5eac4c00113f3c31609122982b2eb6f1dd8f4beede97.exe

pid process

3944 0f2882d2980a9108668f5eac4c00113f3c31609122982b2eb6f1dd8f4beede97.exe
Suspicious behavior: RenamesItself 1 IoCs

Processes:

0f2882d2980a9108668f5eac4c00113f3c31609122982b2eb6f1dd8f4beede97.exe

pid process

3944 0f2882d2980a9108668f5eac4c00113f3c31609122982b2eb6f1dd8f4beede97.exe

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

0f2882d2980a9108668f5eac4c00113f3c31609122982b2eb6f1dd8f4beede97.exe

pid	process
3944	0f2882d2980a9108668f5eac4c00113f3c31609122982b2eb6f1dd8f4beede97.exe
3944	0f2882d2980a9108668f5eac4c00113f3c31609122982b2eb6f1dd8f4beede97.exe

C:\Users\Admin\AppData\Local\Temp\0f2882d2980a9108668f5eac4c00113f3c31609122982b2eb6f1dd8f4beede97.exe
"C:\Users\Admin\AppData\Local\Temp\0f2882d2980a9108668f5eac4c00113f3c31609122982b2eb6f1dd8f4beede97.exe"
1⤵
- Adds policy Run key to start application
- Adds Run key to start application
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious behavior: RenamesItself
- Suspicious use of SetWindowsHookEx
PID:3944

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

2

T1060

Privilege Escalation

Defense Evasion

Modify Registry

2

T1112

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

memory/3944-114-0x0000000000400000-0x0000000000434000-memory.dmp

Filesize
208KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads