61a433daaaa4698cf96d4a78237d99556a3a7d22091f833f850f184b7bcea78a

Analysis

max time kernel
118s
max time network
120s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
07-09-2024 23:03

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General

Target

$PLUGINSDIR/CheckInstalledKB_15-02-17_3_1.dll
Size

78KB
MD5

d2098d2c2d7d35c0d3c396ef6206b867
SHA1

10d7bcdf07c9b3fb784dc0d6a6983d6846422e9d
SHA256

92d2e4031540c2db9938f257e4c25fd61f3d8fce9397a6a7a83a6604a40c0c8c
SHA512

61a2b45382feaae5ac75f2a9a250d2c2098918c2f89f53eb0ecfedcb63f7db87b72d27ab3c3602e62f6ec7a8bddce287cd49fa74688eeb6387ca4cbdc796436f
SSDEEP

1536:qbTMRUnE8Yc506eYYh20inHOVxcoG5iX7UXqI:6dnElcu6eRdVxTG5g7aq

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2360	2660	WerFault.exe	31

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 1388 wrote to memory of 2660	1388	rundll32.exe	31
PID 1388 wrote to memory of 2660	1388	rundll32.exe	31
PID 1388 wrote to memory of 2660	1388	rundll32.exe	31
PID 1388 wrote to memory of 2660	1388	rundll32.exe	31
PID 1388 wrote to memory of 2660	1388	rundll32.exe	31
PID 1388 wrote to memory of 2660	1388	rundll32.exe	31
PID 1388 wrote to memory of 2660	1388	rundll32.exe	31
PID 2660 wrote to memory of 2360	2660	rundll32.exe	32
PID 2660 wrote to memory of 2360	2660	rundll32.exe	32
PID 2660 wrote to memory of 2360	2660	rundll32.exe	32
PID 2660 wrote to memory of 2360	2660	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\CheckInstalledKB_15-02-17_3_1.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1388
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\CheckInstalledKB_15-02-17_3_1.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2660
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2660 -s 220
    3⤵
    - Program crash
    PID:2360

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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