1a7ff8b17d703d84698d653da808832d3d81b946c5ed606f0e3d4676c1bd99d6

Analysis

max time kernel
118s
max time network
120s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
25/08/2024, 10:18

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General

Target

mycompress.dll
Size

52KB
MD5

c6a64b6b7c1d2045694de5c04cb49b80
SHA1

9da72bcec3d341f6559cf2d6e48d152dda786092
SHA256

885de3a81c06289ec9c4c36816b56808b994dd5c14c6cc51df842a8545ed061d
SHA512

7e8d940c63dbc731824b1fc961f12cb6bdea663e948a84a5c380356766d9ced448c0ce7e5979c77c79330a383756a74c688d42cc1e6f4e4d0d498976ebd5cd6e
SSDEEP

768:Xhbn2x7fa3UuyYaYTSG5wKGkzwQa6ZtBAayiD1h:X52x7i3baYTSGdGkcCPciBh

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2796	2740	WerFault.exe	30

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2732 wrote to memory of 2740	2732	rundll32.exe	30
PID 2732 wrote to memory of 2740	2732	rundll32.exe	30
PID 2732 wrote to memory of 2740	2732	rundll32.exe	30
PID 2732 wrote to memory of 2740	2732	rundll32.exe	30
PID 2732 wrote to memory of 2740	2732	rundll32.exe	30
PID 2732 wrote to memory of 2740	2732	rundll32.exe	30
PID 2732 wrote to memory of 2740	2732	rundll32.exe	30
PID 2740 wrote to memory of 2796	2740	rundll32.exe	31
PID 2740 wrote to memory of 2796	2740	rundll32.exe	31
PID 2740 wrote to memory of 2796	2740	rundll32.exe	31
PID 2740 wrote to memory of 2796	2740	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\mycompress.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2732
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\mycompress.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2740
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2740 -s 236
    3⤵
    - Program crash
    PID:2796

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

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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