cd3eccfc8df206fda18721bb0138fb8cd0623c580c1f9ce109100cd6fea44f4e

Analysis

max time kernel
149s
max time network
154s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
27/02/2024, 20:53

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General

Target

aa21f4e175ccaa4fed8202e2b318c14e.dll
Size

196KB
MD5

aa21f4e175ccaa4fed8202e2b318c14e
SHA1

eab1b6a830029bad511ba8ecf8a516ac7552ee6b
SHA256

cd3eccfc8df206fda18721bb0138fb8cd0623c580c1f9ce109100cd6fea44f4e
SHA512

476d373eed83a19434ab84091830de387b1f381041cf42b32fbe79ecdc0acb813fa6f40f4abe7aa27233ae4f84d2ba8b17980c67f5e2c9ae5ef2d48af33b81b2
SSDEEP

3072:yQ4dU/hbUp4cJJ1RbKWJoilXUYn/BG8muhtXc8Emt/52ct:y1+5bUi01RbK+hFZI/857t

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\qegbdmwf = "{C35573DE-4FEA-4C79-99F5-B7924042E0B7}"	rundll32.exe

Modifies registry class 5 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{C35573DE-4FEA-4C79-99F5-B7924042E0B7}\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\{C35573DE-4FEA-4C79-99F5-B7924042E0B7}	rundll32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{C35573DE-4FEA-4C79-99F5-B7924042E0B7}\InProcServer32\ = "C:\\Windows\\qegbdmwf.dll"	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2196 wrote to memory of 764	2196	rundll32.exe	87
PID 2196 wrote to memory of 764	2196	rundll32.exe	87
PID 2196 wrote to memory of 764	2196	rundll32.exe	87

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\aa21f4e175ccaa4fed8202e2b318c14e.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2196
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\aa21f4e175ccaa4fed8202e2b318c14e.dll,#1
  2⤵
  - Adds autorun key to be loaded by Explorer.exe on startup
  - Modifies registry class
  PID:764

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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