249cf8e9f50123fd234cb4869a4bae985e6e51b37a493ae135e4367cf599a295

Analysis

max time kernel
119s
max time network
121s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
15/09/2024, 00:48

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General

Target

$PLUGINSDIR/ktvrqkp.dll
Size

158KB
MD5

3c169ae0cc799f03fad14ebcc05f3d96
SHA1

ec4839ee8458429f57749f245045fc1deb30d832
SHA256

82bb5429daf7e9b364670303176370ed5d85e375ec249c6457655dbb1fd9dfc0
SHA512

4a9e97dafa1f6a0df9c79496769a19a124360111d95d503ba519c4e960c000ad69d284b5bc2001f4c51e4b9d2ce50ec20981533b984bf7562c7cacf79d8c7ab9
SSDEEP

3072:Bhp/L6MadCMGlNPm61Fu5xLGH2+Lw5H8Q52OFNz:BhBDl9mVxk2IP3OFN

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2976	2332	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 2324 wrote to memory of 2332	2324	rundll32.exe	31
PID 2324 wrote to memory of 2332	2324	rundll32.exe	31
PID 2324 wrote to memory of 2332	2324	rundll32.exe	31
PID 2324 wrote to memory of 2332	2324	rundll32.exe	31
PID 2324 wrote to memory of 2332	2324	rundll32.exe	31
PID 2324 wrote to memory of 2332	2324	rundll32.exe	31
PID 2324 wrote to memory of 2332	2324	rundll32.exe	31
PID 2332 wrote to memory of 2976	2332	rundll32.exe	32
PID 2332 wrote to memory of 2976	2332	rundll32.exe	32
PID 2332 wrote to memory of 2976	2332	rundll32.exe	32
PID 2332 wrote to memory of 2976	2332	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\ktvrqkp.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2324
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\ktvrqkp.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2332
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2332 -s 220
    3⤵
    - Program crash
    PID:2976

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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