9d43a60fd19206b4228894b6d74b592084af3601190d261c1e906ba41ae17321

Analysis

max time kernel
16s
max time network
20s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
01-08-2024 21:29

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General

Target

$PLUGINSDIR/crskc.dll
Size

152KB
MD5

8b3ddcbee2387c4b3d0fe4a1f5582d62
SHA1

53738258552c03338e3d6a5d09c83a509bddfbc7
SHA256

e25e5be00d352a7e20d0bac376a5ce6f81081020c69e2d2c35f159d8a3d6faca
SHA512

f8246cdc139af428fbf97423ac45972175587a5c0c4a5a6d65675f5f2605b7b9bd23fdc81aa6f8c298aa7ec1a41b877c6feb5dbdae4ec0376014af5f922dac72
SSDEEP

3072:GKOFODlkA1BfNUwFQ6926Jo+OG/8sQyKJ5:CFmNQ69joLGdm

Score

3^/10

discovery

Malware Config

Signatures

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 7 IoCs

description	pid	Process	procid_target
PID 1164 wrote to memory of 2316	1164	rundll32.exe	29
PID 1164 wrote to memory of 2316	1164	rundll32.exe	29
PID 1164 wrote to memory of 2316	1164	rundll32.exe	29
PID 1164 wrote to memory of 2316	1164	rundll32.exe	29
PID 1164 wrote to memory of 2316	1164	rundll32.exe	29
PID 1164 wrote to memory of 2316	1164	rundll32.exe	29
PID 1164 wrote to memory of 2316	1164	rundll32.exe	29

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\crskc.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1164
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\crskc.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2316

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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