6eb1907d73dcc6c599f0c9024d039a591bb1253bdbe8723a4f7b5ca9d7a22c4f

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
03-10-2024 21:45

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General

Target

$PLUGINSDIR/installhelper.dll
Size

127KB
MD5

91b0372096274dbd47395aa8b28ffedb
SHA1

05d79ba090439c2898d8ad480355c08091acee55
SHA256

0411ab18ecb0d3d6292eabb89b4c8e41112b3e0be272b087555c2cb8cb0bfc28
SHA512

c40b9eace25b6c871eee9b4186181268de7463c4fe1c4c19372413989489fa891ebd528175d15df031dc768613a81c619acce0981a4c29d475e795d18b1aff08
SSDEEP

3072:mUtMXRt2of1YH+YYSYxgH4KqlUxwdV75rFFKE8:Hyt10+YqgH4KXuVpu

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 SetWindowsHookEx 2 IoCs

pid	Process
1792	rundll32.exe
1792	rundll32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1676 wrote to memory of 1792	1676	rundll32.exe	30
PID 1676 wrote to memory of 1792	1676	rundll32.exe	30
PID 1676 wrote to memory of 1792	1676	rundll32.exe	30
PID 1676 wrote to memory of 1792	1676	rundll32.exe	30
PID 1676 wrote to memory of 1792	1676	rundll32.exe	30
PID 1676 wrote to memory of 1792	1676	rundll32.exe	30
PID 1676 wrote to memory of 1792	1676	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\installhelper.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1676
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\installhelper.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  PID:1792

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/1792-0-0x0000000000180000-0x0000000000181000-memory.dmp

Filesize
4KB

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