7dee485fe8d93cafe65e24e45b22c1a54891a91d547d02e9aa94c8aca03b9ede

Analysis

max time kernel
119s
max time network
124s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
08/01/2024, 09:14

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General

Target

4b08f7630885c11364e7cb3872b6cbac.dll
Size

39KB
MD5

4b08f7630885c11364e7cb3872b6cbac
SHA1

ebf1b1c6f647dcaf85f4337ac2e380f24612fd5f
SHA256

7dee485fe8d93cafe65e24e45b22c1a54891a91d547d02e9aa94c8aca03b9ede
SHA512

f12f6e1d38d063a23093e5a1b82a59af52184fc6ea9f3a501b44b6af6205a6d95af61028e0597c978445b3f4db39ee2b9778e58c5d6838ea8c4005ee806e2cfd
SSDEEP

768:iEuphlPbXB+Gkc8Dg1sDvOtRoTK3czCbEJA4E:iblPV+48TMQK3cpJA4E

Score

8^/10

persistence

Malware Config

Signatures

Adds policy Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\explorer\run	rundll32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\run\wininet.dll = "regperf.exe"	rundll32.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2760	rundll32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2976 wrote to memory of 2760	2976	rundll32.exe	28
PID 2976 wrote to memory of 2760	2976	rundll32.exe	28
PID 2976 wrote to memory of 2760	2976	rundll32.exe	28
PID 2976 wrote to memory of 2760	2976	rundll32.exe	28
PID 2976 wrote to memory of 2760	2976	rundll32.exe	28
PID 2976 wrote to memory of 2760	2976	rundll32.exe	28
PID 2976 wrote to memory of 2760	2976	rundll32.exe	28

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\4b08f7630885c11364e7cb3872b6cbac.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2976
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\4b08f7630885c11364e7cb3872b6cbac.dll,#1
  2⤵
  - Adds policy Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  PID:2760

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

Windows 7 deprecation

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads