61cc087cced04d3e999ce2447a27b804170534e8cc0c48786718925c426dca97

Analysis

max time kernel
117s
max time network
123s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
06-01-2024 10:16

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General

Target

3c4634f5604d7362ac278021dcadc457.dll
Size

268KB
MD5

3c4634f5604d7362ac278021dcadc457
SHA1

1d9367578f43170f0a4260c18d25c1e5f1c8b2cf
SHA256

61cc087cced04d3e999ce2447a27b804170534e8cc0c48786718925c426dca97
SHA512

69f77b41ed51002c11a7d0c445c1e46c0d578eeb1a7f3976d4c3eda1ed22b4e7e4e1281a72dfad8ff3123d9266361c0d1ad3f4d8371b5eac55b1fa6a2d4be37a
SSDEEP

3072:fKBGTt1TVX3k8a0jIHrHq4/sa1/hu8O5A9UtV65lu:eGZnky2H2ksyQl

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\bindmod = "{1F3DD12D-2FF5-412D-9F6A-A81797832F02}"	rundll32.exe

Modifies registry class 5 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID	rundll32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{1F3DD12D-2FF5-412D-9F6A-A81797832F02}	rundll32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{1F3DD12D-2FF5-412D-9F6A-A81797832F02}\InProcServer32\ = "C:\\Windows\\bindmod.dll"	rundll32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{1F3DD12D-2FF5-412D-9F6A-A81797832F02}\InProcServer32	rundll32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node	rundll32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2800 wrote to memory of 2812	2800	rundll32.exe	16
PID 2800 wrote to memory of 2812	2800	rundll32.exe	16
PID 2800 wrote to memory of 2812	2800	rundll32.exe	16
PID 2800 wrote to memory of 2812	2800	rundll32.exe	16
PID 2800 wrote to memory of 2812	2800	rundll32.exe	16
PID 2800 wrote to memory of 2812	2800	rundll32.exe	16
PID 2800 wrote to memory of 2812	2800	rundll32.exe	16

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\3c4634f5604d7362ac278021dcadc457.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2800
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\3c4634f5604d7362ac278021dcadc457.dll,#1
  2⤵
  - Adds autorun key to be loaded by Explorer.exe on startup
  - Modifies registry class
  PID:2812

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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