7b2a2ca15aeb3c2645f67609fae68955bb1fe9491b5ce00421c89a458eb66ff9

Analysis

max time kernel
131s
max time network
148s
platform
windows10-2004_x64
resource
win10v2004-20240426-en
resource tags

arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
submitted
14/05/2024, 23:24

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General

Target

7b2a2ca15aeb3c2645f67609fae68955bb1fe9491b5ce00421c89a458eb66ff9.dll
Size

165KB
MD5

8f281fbf6318e63a85d4d899889d2258
SHA1

7da2ae93b7a1efede0a8ef7f0f7000ab43390645
SHA256

7b2a2ca15aeb3c2645f67609fae68955bb1fe9491b5ce00421c89a458eb66ff9
SHA512

0084083e3844c37d08ee0f5449119785d58d3a99f85a88a52026c3cc5a636034ec0b58658de5978859b9406d29e1463be121621a771da79a3e6fec96ba4a3237
SSDEEP

3072:QG5F/vIb0ekzuNShJCtytiz/Unl1HTA6oO11g3UhA:QWF/v8ShJCtytiz/YzT5ng

Score

8^/10

Malware Config

Signatures

Blocklisted process makes network request 1 IoCs

flow	pid	Process
4	4960	rundll32.exe

Checks processor information in registry 2 TTPs 5 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	rundll32.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\1	rundll32.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\1\Identifier	rundll32.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\2	rundll32.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	rundll32.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
4960	rundll32.exe
4960	rundll32.exe
4960	rundll32.exe
4960	rundll32.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
4960	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3184 wrote to memory of 4960	3184	rundll32.exe	83
PID 3184 wrote to memory of 4960	3184	rundll32.exe	83
PID 3184 wrote to memory of 4960	3184	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\7b2a2ca15aeb3c2645f67609fae68955bb1fe9491b5ce00421c89a458eb66ff9.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3184
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\7b2a2ca15aeb3c2645f67609fae68955bb1fe9491b5ce00421c89a458eb66ff9.dll,#1
  2⤵
  - Blocklisted process makes network request
  - Checks processor information in registry
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of SetWindowsHookEx
  PID:4960

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

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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