48c616cbb15b33f9f8001ae8074e8f68657f604bb20b923ddb6722f752427a9e

Analysis

max time kernel
118s
max time network
118s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
22/08/2024, 06:51

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General

Target

$SYSDIR/gpyapi.dll
Size

40KB
MD5

93d300348d2a6499ec7c4d1f8538c22d
SHA1

3e011ea8ca5c44a4eb94d5911399730e577cfc31
SHA256

88e111f10d36d7077ad6a2b6f4fac1727e625006ca0d6eb075c31559e23a4839
SHA512

b96892c0b0fc5cae26a764259c93fe6e50dc48bd8c74ec0cc9a6de03bac9811df4085d37113166cc5bf9fb12432914e5bce62165781393a7d5485bd41490a60f
SSDEEP

384:e223N+lhaenaPM/7rsECCXaTxR0bbggI7HsLV+EmmNp/VY4kiauVV8umrZrvADhx:e2Pqu9BFHggI7HsLcEmmNpEz5rYDh

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2240	1936	WerFault.exe	28

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 1628 wrote to memory of 1936	1628	rundll32.exe	28
PID 1628 wrote to memory of 1936	1628	rundll32.exe	28
PID 1628 wrote to memory of 1936	1628	rundll32.exe	28
PID 1628 wrote to memory of 1936	1628	rundll32.exe	28
PID 1628 wrote to memory of 1936	1628	rundll32.exe	28
PID 1628 wrote to memory of 1936	1628	rundll32.exe	28
PID 1628 wrote to memory of 1936	1628	rundll32.exe	28
PID 1936 wrote to memory of 2240	1936	rundll32.exe	29
PID 1936 wrote to memory of 2240	1936	rundll32.exe	29
PID 1936 wrote to memory of 2240	1936	rundll32.exe	29
PID 1936 wrote to memory of 2240	1936	rundll32.exe	29

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$SYSDIR\gpyapi.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1628
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$SYSDIR\gpyapi.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1936
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1936 -s 224
    3⤵
    - Program crash
    PID:2240

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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