dd0a67a62c97ff25c9b2d25c970361795871b655328fccfebd6b9930c8521350

Analysis

max time kernel
122s
max time network
124s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
30/08/2024, 02:21

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General

Target
$PLUGINSDIR/System.dll
Size 11KB
Sample240830-cs4b7atgqq
SHA256 e32b35cde7c6e2c967445de92884684db7fda506ea52b9aaa74c1a33dd2fdfe6
MD5 55f18cafe28167995629fdeae4f07bdf
SHA1 a6bd9310f4408c86149993d1e8833d35dd16bb23
SHA512 113e7a9e1958bea6a045a7120adf6c667880b9b1d90ff7790e2004f3954f9358a5e44ceb6be0c3b32ff8e6a06878a0f22be7206d0b5a6c5392ca30b8c3bff8ce
SSDEEP 192:sj9rQDenC9VrcK7REgSWOprANupQYLRszDDH/d9CWlXo7U6YV:qJQEaVAK7R9SfpjpQYLRszfH/d9CWB1j
MD5 SHA1 SHA512 SSDEEP

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2724	2628	WerFault.exe	30

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 2664 wrote to memory of 2628	2664	rundll32.exe	30
PID 2664 wrote to memory of 2628	2664	rundll32.exe	30
PID 2664 wrote to memory of 2628	2664	rundll32.exe	30
PID 2664 wrote to memory of 2628	2664	rundll32.exe	30
PID 2664 wrote to memory of 2628	2664	rundll32.exe	30
PID 2664 wrote to memory of 2628	2664	rundll32.exe	30
PID 2664 wrote to memory of 2628	2664	rundll32.exe	30
PID 2628 wrote to memory of 2724	2628	rundll32.exe	31
PID 2628 wrote to memory of 2724	2628	rundll32.exe	31
PID 2628 wrote to memory of 2724	2628	rundll32.exe	31
PID 2628 wrote to memory of 2724	2628	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2664
- 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:2628
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2628 -s 220
    3⤵
    - Program crash
    PID:2724

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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