5ce368d2918d0b47e6c655272e6ce606d45055a47af1d46fdb9eb5f34d1e0d4f

Analysis

max time kernel
119s
max time network
18s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
21/09/2024, 01:47

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General

Target

$PLUGINSDIR/installhelper.dll
Size

254KB
MD5

4cf4f52c1bec27e7b0f98acb291ab8e9
SHA1

73b9e7e43bd79212af54c9ade8e8a813c40e6bf9
SHA256

1df98f32dcea672ee2287c6b5cf5810ede6a90b1e3c9348ee36198a062711d9b
SHA512

daee3a6afca82a6029e9e540e6ded992b0a1ca2903c84d1991768d447abce9c74adcb4df2f76c5d586ccc9d489a359352d362717164784dc8ba9b6b2e4e14f9c
SSDEEP

6144:WahaLtE4qeCLzYem1nlFfxQ6rDeKuzgX60Nl/EtPD:3OizSnlFfxQtzlwMpD

Score

3^/10

discovery

Malware Config

Signatures

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 behavior: EnumeratesProcesses 4 IoCs

pid	Process
2180	rundll32.exe
2180	rundll32.exe
2180	rundll32.exe
2180	rundll32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2648 wrote to memory of 2180	2648	rundll32.exe	30
PID 2648 wrote to memory of 2180	2648	rundll32.exe	30
PID 2648 wrote to memory of 2180	2648	rundll32.exe	30
PID 2648 wrote to memory of 2180	2648	rundll32.exe	30
PID 2648 wrote to memory of 2180	2648	rundll32.exe	30
PID 2648 wrote to memory of 2180	2648	rundll32.exe	30
PID 2648 wrote to memory of 2180	2648	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\installhelper.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2648
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\installhelper.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  PID:2180

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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