26af88cdc77ebe6ae1ac8d015658b05d93df4a4504ae6ab61919008e891d22af

Resubmissions

03-08-2024 12:43

240803-pxxresyaqa 10

03-08-2024 12:33

240803-prlrzaxhlf 10

Analysis

max time kernel
133s
max time network
135s
platform
windows10-1703_x64
resource
win10-20240404-en
resource tags

arch:x64arch:x86image:win10-20240404-enlocale:en-usos:windows10-1703-x64system
submitted
03-08-2024 12:43

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General

Target

$TEMP.dll
Size

5KB
MD5

db40175690a780def9e6c6327654be11
SHA1

703c074a625fad245300fb97657f640e91ce36d6
SHA256

08a4ab71158afdaea82ae1f5670ae87b0b03facd606db26d4861c178b630cec2
SHA512

17012e166365a48a7dcc92aa9f4d67e6fafa347eb637f434d99a4f0f62fd6a438eb21e98aff18f04cc56e3d91e97022a2bf4ef35278d9d15146dbeab6d3c5c7a
SSDEEP

96:FnGNpgIYetuYR/8oJ00/NF73XK9FoyC7tCElY:FGNpueUY91JnP6

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3936	64	WerFault.exe	73

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

Checks processor information in registry 2 TTPs 2 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	rundll32.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3080 wrote to memory of 64	3080	rundll32.exe	73
PID 3080 wrote to memory of 64	3080	rundll32.exe	73
PID 3080 wrote to memory of 64	3080	rundll32.exe	73

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$TEMP.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3080
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$TEMP.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Checks processor information in registry
  PID:64
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 64 -s 616
    3⤵
    - Program crash
    PID:3936

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Resubmissions

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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