38c2ea46ee7490f1c6fc686828c643a5576a58774f2bd75711aaba280e8ff058

Analysis

max time kernel
118s
max time network
119s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
06/10/2024, 09:34

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General

Target

$PLUGINSDIR/aminsis.dll
Size

559KB
MD5

51ba1095f0ae45a2d444bea506cb9ad4
SHA1

038a5d53d055a6d440bd2c8864c2f51db206c5e5
SHA256

b620091bf9973e807e12155d2247a6d233b5d13ec38c426675470ab4b26f0539
SHA512

f5fe2dd0f19bcaab47540ceedbec71f7f7c5b833c8772c097594c458e5f1101fe9feb849812b65c175055f71dfb13f11c4ad94fef42cd66f247413e453de3361
SSDEEP

12288:kbdmSvBuSrDWoN/8Z+iZz2ULoygI/htZw3EKwcxi0T8NGAmN:bSvBuSG7+iZz2ULoyXZzw3E2tT8UAmN

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2116	936	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 2452 wrote to memory of 936	2452	rundll32.exe	31
PID 2452 wrote to memory of 936	2452	rundll32.exe	31
PID 2452 wrote to memory of 936	2452	rundll32.exe	31
PID 2452 wrote to memory of 936	2452	rundll32.exe	31
PID 2452 wrote to memory of 936	2452	rundll32.exe	31
PID 2452 wrote to memory of 936	2452	rundll32.exe	31
PID 2452 wrote to memory of 936	2452	rundll32.exe	31
PID 936 wrote to memory of 2116	936	rundll32.exe	32
PID 936 wrote to memory of 2116	936	rundll32.exe	32
PID 936 wrote to memory of 2116	936	rundll32.exe	32
PID 936 wrote to memory of 2116	936	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\aminsis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2452
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\aminsis.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:936
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 936 -s 220
    3⤵
    - Program crash
    PID:2116

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

Windows 7 deprecation

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