63eff52bd29c13e4605eb6ab66079cef29dc2ee61d37c8056fcdf06b49951d82

Analysis

max time kernel
121s
max time network
123s
platform
windows7_x64
resource
win7-20241023-en
resource tags

arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
submitted
31-10-2024 08:24

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General

Target

Encrypt.dll
Size

68KB
MD5

98086065c07a729b2ca234aa82433ef0
SHA1

f94532a1b7ca189ce706fea2d1cbc03400a18b5a
SHA256

b71893928fb85cd707d8b1197a0191c6e28796837d4ab3246fefcc3fcad1b16d
SHA512

b894026de9b962dd2891a224d3d71a2c3116036cb16328334210155d3f3ac54fb5092fa416cd4ec68d581ac3c87f4769efcc89efa334d0c3f870698d3152cc61
SSDEEP

768:M9MVMloL02y2aP8ny4X+RW5yBWVB+Tyy0FiNCMx5HzLZn:M9wMlygmX+RW5GWwyy0475T1

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2928	2824	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 3012 wrote to memory of 2824	3012	rundll32.exe	30
PID 3012 wrote to memory of 2824	3012	rundll32.exe	30
PID 3012 wrote to memory of 2824	3012	rundll32.exe	30
PID 3012 wrote to memory of 2824	3012	rundll32.exe	30
PID 3012 wrote to memory of 2824	3012	rundll32.exe	30
PID 3012 wrote to memory of 2824	3012	rundll32.exe	30
PID 3012 wrote to memory of 2824	3012	rundll32.exe	30
PID 2824 wrote to memory of 2928	2824	rundll32.exe	31
PID 2824 wrote to memory of 2928	2824	rundll32.exe	31
PID 2824 wrote to memory of 2928	2824	rundll32.exe	31
PID 2824 wrote to memory of 2928	2824	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\Encrypt.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3012
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\Encrypt.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2824
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2824 -s 224
    3⤵
    - Program crash
    PID:2928

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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