acac2e1bad58381fb4fa36027b7e9e8fb15158ef32f36533953f0e24068fe634

Analysis

max time kernel
117s
max time network
124s
platform
windows7_x64
resource
win7-20240508-en
resource tags

arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
submitted
16-05-2024 07:18

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General

Target

EProfiler.dll
Size

13KB
MD5

42fb6febef8e5bee79fa6f821637a016
SHA1

0617599a852418fd9f7184e6708c32a8772a7de6
SHA256

7807bcc5fc38c445c0481563d49c207e80e7a3d1c82d3a9f6d7308e3211194e6
SHA512

e39b0016e26b72c3957406caa3f8569a5619d5fc93d1d39f0f7f19a0c65e3dd42001b9c771bc43b1b9f8a41ca83b2ef658a118f55da2f356f92ca2fd1aae6448
SSDEEP

192:4/PLfDpnq0sld79T7PnemAIoZqTuwjqTqATu3Dd+E/rq3X+Eqdm1pISiKYo:4/PLfDpnxsjBnIET/+1TOR+irGuN/

Score

3^/10

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1988	1028	WerFault.exe	28

Checks processor information in registry 2 TTPs 2 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\0	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2044 wrote to memory of 1028	2044	rundll32.exe	28
PID 2044 wrote to memory of 1028	2044	rundll32.exe	28
PID 2044 wrote to memory of 1028	2044	rundll32.exe	28
PID 2044 wrote to memory of 1028	2044	rundll32.exe	28
PID 2044 wrote to memory of 1028	2044	rundll32.exe	28
PID 2044 wrote to memory of 1028	2044	rundll32.exe	28
PID 2044 wrote to memory of 1028	2044	rundll32.exe	28
PID 1028 wrote to memory of 1988	1028	rundll32.exe	29
PID 1028 wrote to memory of 1988	1028	rundll32.exe	29
PID 1028 wrote to memory of 1988	1028	rundll32.exe	29
PID 1028 wrote to memory of 1988	1028	rundll32.exe	29

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\EProfiler.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2044
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\EProfiler.dll,#1
  2⤵
  - Checks processor information in registry
  - Suspicious use of WriteProcessMemory
  PID:1028
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1028 -s 232
    3⤵
    - Program crash
    PID:1988

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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