5c165586ed7a8f62f8d8fe850d874ede748092d4dbf54667ce8b02b4081c4cfe

Analysis

max time kernel
122s
max time network
127s
platform
windows7_x64
resource
win7-20240705-en
resource tags

arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
submitted
28/08/2024, 15:07

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General

Target
$PLUGINSDIR/UserInfo.dll
Size 4KB
Sample240828-sheh3sshpc
SHA256 a921cc9cc4af332be96186d60d2539cb413dfa44cfd73e85687f9338505ff85e
MD5 f8b6dd1f9620be4ef2ad1e81fb6b79fa
SHA1 f06c8c8650335bace41c8dbe73307cbe4e61b3b1
SHA512 f15811088ecde4cd0c038db2c278b7214e41728e382b25c65c2eb491bc0379c075841398e8c99e8cceba8be7e8342bc69d35836ebe9b12ebebff48d01d5fa61a
MD5 SHA1 SHA512

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2400	2088	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 1856 wrote to memory of 2088	1856	rundll32.exe	30
PID 1856 wrote to memory of 2088	1856	rundll32.exe	30
PID 1856 wrote to memory of 2088	1856	rundll32.exe	30
PID 1856 wrote to memory of 2088	1856	rundll32.exe	30
PID 1856 wrote to memory of 2088	1856	rundll32.exe	30
PID 1856 wrote to memory of 2088	1856	rundll32.exe	30
PID 1856 wrote to memory of 2088	1856	rundll32.exe	30
PID 2088 wrote to memory of 2400	2088	rundll32.exe	31
PID 2088 wrote to memory of 2400	2088	rundll32.exe	31
PID 2088 wrote to memory of 2400	2088	rundll32.exe	31
PID 2088 wrote to memory of 2400	2088	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\UserInfo.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1856
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\UserInfo.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2088
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2088 -s 220
    3⤵
    - Program crash
    PID:2400

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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