99c2474f5bea6e3955d1002aa98678c32e9c0e9f2fb6d0c35d3a428ec279d103

Analysis

max time kernel
118s
max time network
125s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
03-08-2024 01:49

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General

Target

$APPDATA/PCProtect/updates/SAVAPI 11.0.1/aeoffice.dll
Size

1.1MB
MD5

3dbd9c8da952507d0df2b46308fe83a2
SHA1

0d38ee68466f818e880680b73f5f74ca300ae629
SHA256

4a3c2f29b2ab5e78e5a1558d2ddbc564cbd4474ce4115001ba6662c143b6482a
SHA512

1e6b65fa80d95d1cb1da72b7905105f4b4fa6ee7c1fd63fdd7728a030ff42b9177e2eb0fbca1e64f44a11a253defd7bd179bc8c596fc565f3972ad89cf5c9616
SSDEEP

12288:jk1fpTUcoWP1AOSRCEL6/CJ1KVm0yjw0REYVXkVzLKt98r0:i1UcoWPBEGyKVLow1YVUVCu0

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

Processes:

rundll32.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

rundll32.exe

description	pid	Process	procid_target
PID 2336 wrote to memory of 1748	2336	rundll32.exe	31
PID 2336 wrote to memory of 1748	2336	rundll32.exe	31
PID 2336 wrote to memory of 1748	2336	rundll32.exe	31
PID 2336 wrote to memory of 1748	2336	rundll32.exe	31
PID 2336 wrote to memory of 1748	2336	rundll32.exe	31
PID 2336 wrote to memory of 1748	2336	rundll32.exe	31
PID 2336 wrote to memory of 1748	2336	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe "C:\Users\Admin\AppData\Local\Temp\$APPDATA\PCProtect\updates\SAVAPI 11.0.1\aeoffice.dll",#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2336
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe "C:\Users\Admin\AppData\Local\Temp\$APPDATA\PCProtect\updates\SAVAPI 11.0.1\aeoffice.dll",#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1748

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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