41ab37eedf4c83f39f446a86e5b68330348de0b23c50e4513b6b5477f02744d1

Analysis

max time kernel
240s
max time network
244s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
24/02/2025, 15:52

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General

Target

$PLUGINSDIR/System.dll
Size

11KB
MD5

c61501f07cf09bcfcdfe4cc8a1ebbbe3
SHA1

e8581b4359651b857646ae727efaaef372daa0fc
SHA256

7e75f148920db6300dad5a1c12fd5d6eecc95698a310a01311181bc98a704d55
SHA512

9837abe7ec3fa0f1f5193968d12b7ca1893e34eddf628db1f7ab6715b4de339231f0ec1b5f0f86c767f5a30c40da5c4a95e99deedd22eece93cb0d00539aad24
SSDEEP

192:Kk09rQDenC9VrcK7REgSWOprANupQYLRszDDH/d9CWlXo7U6Wxf:Kk0JQEaVAK7R9SfpjpQYLRszfH/d9CWv

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1740	3016	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 1056 wrote to memory of 3016	1056	rundll32.exe	29
PID 1056 wrote to memory of 3016	1056	rundll32.exe	29
PID 1056 wrote to memory of 3016	1056	rundll32.exe	29
PID 1056 wrote to memory of 3016	1056	rundll32.exe	29
PID 1056 wrote to memory of 3016	1056	rundll32.exe	29
PID 1056 wrote to memory of 3016	1056	rundll32.exe	29
PID 1056 wrote to memory of 3016	1056	rundll32.exe	29
PID 3016 wrote to memory of 1740	3016	rundll32.exe	30
PID 3016 wrote to memory of 1740	3016	rundll32.exe	30
PID 3016 wrote to memory of 1740	3016	rundll32.exe	30
PID 3016 wrote to memory of 1740	3016	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:1056
- 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:3016
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3016 -s 224
    3⤵
    - Program crash
    PID:1740

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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