a7ce140d12ae3b2180a2f170bd9cf812034046b5b4da2bc0725240445264a404

Analysis

max time kernel
121s
max time network
126s
platform
windows7_x64
resource
win7-20240705-en
resource tags

arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
submitted
27/08/2024, 02:54

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General

Target
$PLUGINSDIR/System.dll
Size 11KB
Sample240827-dd5gda1dnr
SHA256 90f3cebb5b3759eb1bd72cee7cd8b694440ee398fe970b763db7a7b67208e4c8
MD5 8508fa0ab17e36e071687243283c2aef
SHA1 d45391d0454fbb9eb66fa72ecf0e2cadf0522bfe
SHA512 241cf26e57006402897d8adaff37f3006c1bdbb09d6c5d10c32d556996df5785dc81c35ccbbc74384f80853a3e4aea7be251a4fa2613be42108e11a00692df5a
SSDEEP 192:S9rQDenC9VrcK7REgSWOprANupQYLRszDDH/d9CWlXo7U6Wxf:SJQEaVAK7R9SfpjpQYLRszfH/d9CWB1j
MD5 SHA1 SHA512 SSDEEP

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2104	2052	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 1956 wrote to memory of 2052	1956	rundll32.exe	31
PID 1956 wrote to memory of 2052	1956	rundll32.exe	31
PID 1956 wrote to memory of 2052	1956	rundll32.exe	31
PID 1956 wrote to memory of 2052	1956	rundll32.exe	31
PID 1956 wrote to memory of 2052	1956	rundll32.exe	31
PID 1956 wrote to memory of 2052	1956	rundll32.exe	31
PID 1956 wrote to memory of 2052	1956	rundll32.exe	31
PID 2052 wrote to memory of 2104	2052	rundll32.exe	32
PID 2052 wrote to memory of 2104	2052	rundll32.exe	32
PID 2052 wrote to memory of 2104	2052	rundll32.exe	32
PID 2052 wrote to memory of 2104	2052	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1956
- 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:2052
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2052 -s 220
    3⤵
    - Program crash
    PID:2104

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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