837b17ae52d356f7aa2fb6149494ed7b4b362227e8e986f609b0eebf4c545fd0

Analysis

max time kernel
146s
max time network
130s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
11/08/2024, 04:46

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General

Target

PECompact2/pec2codec_messagebox.dll
Size

7KB
MD5

7cf10dfe701eacb9d97fec5da9d8bfe6
SHA1

27c56bbad9a875a060a05ec8d6783046b89286b1
SHA256

41f7d3bd5ee5a4be615093f0dfbc0381263336215e3fdb620085c37d23c47878
SHA512

42a608c3e8a58b2ba66d2fa1191e0d1a19fcf458990da4442fb8cd55a5d647415e2d6b892444e9e22797a605a8061556b36e691a5567663b9c799e6868c219d4
SSDEEP

96:hfy0nLw1lYmwNKdawu9gvN/lfiqlOsFh3Oc85qi4XpMnOssFBP9NeiC18SIoBb:hJLw7scygvN/ViqlL4NqXZMnHK6bLJ

Score

3^/10

discovery

Malware Config

Signatures

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 3 IoCs

description	pid	Process	procid_target
PID 4904 wrote to memory of 3660	4904	rundll32.exe	83
PID 4904 wrote to memory of 3660	4904	rundll32.exe	83
PID 4904 wrote to memory of 3660	4904	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\PECompact2\pec2codec_messagebox.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4904
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\PECompact2\pec2codec_messagebox.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3660

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

Replay Monitor

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Downloads

memory/3660-1-0x0000000000D30000-0x0000000000D32000-memory.dmp

Filesize
8KB

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memory/3660-0-0x0000000010000000-0x0000000010008000-memory.dmp

Filesize
32KB

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