772e21b5978eb84b5e916df9a3ab35b602f9a9ab012c4569ed21f1ff8bf9848b

Analysis

max time kernel
117s
max time network
121s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
29-02-2024 00:20

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General

Target

ad396660e76325e77a452cd691d8dbb0.dll
Size

276KB
MD5

ad396660e76325e77a452cd691d8dbb0
SHA1

05c500bd86937aeea906a80e9bbb49f3cea96623
SHA256

772e21b5978eb84b5e916df9a3ab35b602f9a9ab012c4569ed21f1ff8bf9848b
SHA512

763f8f0c9872dd4baef6663a46358c3c639ce48437f7db8a5b64ffe644355fed9b32f85cfac028a599b0b2846804d3772187847cc814bd26218744c05a59bd08
SSDEEP

3072:OrMoYOJ3KyY0kbVI7fpya6W8FFP3VnSpJxS6nTGcT/59nKG4BWLZqjLU1ZtFY5:OTxkpIVYS46tTDAj8hY

Score

10^/10

persistence

Malware Config

Signatures

Adds autorun key to be loaded by Explorer.exe on startup 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\ShellServiceObjectDelayLoad\adsoowf = "{A101C120-4F40-4B8C-B613-17DE47E20A1A}"	rundll32.exe

Modifies registry class 5 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{A101C120-4F40-4B8C-B613-17DE47E20A1A}\InProcServer32	rundll32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node	rundll32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID	rundll32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{A101C120-4F40-4B8C-B613-17DE47E20A1A}	rundll32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{A101C120-4F40-4B8C-B613-17DE47E20A1A}\InProcServer32\ = "C:\\Windows\\adsoowf.dll"	rundll32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1688 wrote to memory of 2204	1688	rundll32.exe	28
PID 1688 wrote to memory of 2204	1688	rundll32.exe	28
PID 1688 wrote to memory of 2204	1688	rundll32.exe	28
PID 1688 wrote to memory of 2204	1688	rundll32.exe	28
PID 1688 wrote to memory of 2204	1688	rundll32.exe	28
PID 1688 wrote to memory of 2204	1688	rundll32.exe	28
PID 1688 wrote to memory of 2204	1688	rundll32.exe	28

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\ad396660e76325e77a452cd691d8dbb0.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1688
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\ad396660e76325e77a452cd691d8dbb0.dll,#1
  2⤵
  - Adds autorun key to be loaded by Explorer.exe on startup
  - Modifies registry class
  PID:2204

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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