e46141f1d741192361966ffa93790c3032ac6123d49a78c7271c101488b8848c

Analysis

max time kernel
9s
max time network
16s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
25/08/2024, 13:36

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General

Target

$PLUGINSDIR/System.dll
Size

11KB
MD5

3e6bf00b3ac976122f982ae2aadb1c51
SHA1

caab188f7fdc84d3fdcb2922edeeb5ed576bd31d
SHA256

4ff9b2678d698677c5d9732678f9cf53f17290e09d053691aac4cc6e6f595cbe
SHA512

1286f05e6a7e6b691f6e479638e7179897598e171b52eb3a3dc0e830415251069d29416b6d1ffc6d7dce8da5625e1479be06db9b7179e7776659c5c1ad6aa706
SSDEEP

192:eP24sihno00Wfl97nH6T2enXwWobpWBTU4VtHT7dmN35OlbSl:T8QIl975eXqlWBrz7YLOlb

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1792	2140	WerFault.exe	29

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 2140	3012	rundll32.exe	29
PID 3012 wrote to memory of 2140	3012	rundll32.exe	29
PID 3012 wrote to memory of 2140	3012	rundll32.exe	29
PID 3012 wrote to memory of 2140	3012	rundll32.exe	29
PID 3012 wrote to memory of 2140	3012	rundll32.exe	29
PID 3012 wrote to memory of 2140	3012	rundll32.exe	29
PID 3012 wrote to memory of 2140	3012	rundll32.exe	29
PID 2140 wrote to memory of 1792	2140	rundll32.exe	30
PID 2140 wrote to memory of 1792	2140	rundll32.exe	30
PID 2140 wrote to memory of 1792	2140	rundll32.exe	30
PID 2140 wrote to memory of 1792	2140	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3012
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2140
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2140 -s 228
    3⤵
    - Program crash
    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

Windows 7 deprecation

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