213631c392e3e213eb617fb891cf87531bbca107370df1070b4a51ac2f6b50ac

Analysis

max time kernel
15s
max time network
20s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
29/08/2024, 19:55

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General

Target

$PLUGINSDIR/Install.dll
Size

237KB
MD5

b193971d6d8885e05418c0730a0e21f8
SHA1

7f3333c30cd2ea7a4223525776e1d74f74640d9d
SHA256

2c4b83ba9afb7ee68de7c25fbf6627d312c4128f3078d09a67a5ce2981c3bc41
SHA512

99fcba6a4d0503a5018a6d7adaa138a741063365d2dab4b240448d6d759f4264f0453f405fb691bbd7248eae4ff4a3b3b6e0672dabe429e4a00570af22d66dcf
SSDEEP

3072:Udx1dB2+CCJJKRDi/bUnJXWZr0ge1GbPelZlXs6QmtiPZVF5l06UzIPe:Udx9JJFbeWLPelpdUZViI2

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2296	1924	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 1656 wrote to memory of 1924	1656	rundll32.exe	30
PID 1656 wrote to memory of 1924	1656	rundll32.exe	30
PID 1656 wrote to memory of 1924	1656	rundll32.exe	30
PID 1656 wrote to memory of 1924	1656	rundll32.exe	30
PID 1656 wrote to memory of 1924	1656	rundll32.exe	30
PID 1656 wrote to memory of 1924	1656	rundll32.exe	30
PID 1656 wrote to memory of 1924	1656	rundll32.exe	30
PID 1924 wrote to memory of 2296	1924	rundll32.exe	31
PID 1924 wrote to memory of 2296	1924	rundll32.exe	31
PID 1924 wrote to memory of 2296	1924	rundll32.exe	31
PID 1924 wrote to memory of 2296	1924	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\Install.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1656
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\Install.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1924
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1924 -s 240
    3⤵
    - Program crash
    PID:2296

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

Windows 7 deprecation

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