99c2474f5bea6e3955d1002aa98678c32e9c0e9f2fb6d0c35d3a428ec279d103

Analysis

max time kernel
90s
max time network
125s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
03-08-2024 01:49

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General

Target

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

310KB
MD5

2a4261a7dde3fdfd43793ca431890f84
SHA1

8be893f9fd941dc0971498587f52228e2e9d69b0
SHA256

1eff4b5bafa7a567f756a85297733802215bd9135e627e0cc6255c65dc87ca22
SHA512

e0e584174d61387e88adb6e5a618461a71039de773666f557fd19ad4c6300d8b9bfce505b032efcfdf443ded1e97678c2e504b4e893209ffb246add683b26abf
SSDEEP

6144:xwIt+l+nab5lgF9KqSUuYM5hXLbnlaAcQkwYxhTsEaq:rtqVYF9KqSUuZhXLbnlwhTsEv

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

3048 2532 WerFault.exe rundll32.exe
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

pid	pid_target	process	target process
3048	2532	WerFault.exe	rundll32.exe

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

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 1048 wrote to memory of 2532	1048	rundll32.exe	rundll32.exe
PID 1048 wrote to memory of 2532	1048	rundll32.exe	rundll32.exe
PID 1048 wrote to memory of 2532	1048	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe "C:\Users\Admin\AppData\Local\Temp\$APPDATA\PCProtect\updates\SAVAPI 11.0.1\aecore.dll",#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1048
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe "C:\Users\Admin\AppData\Local\Temp\$APPDATA\PCProtect\updates\SAVAPI 11.0.1\aecore.dll",#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2532
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2532 -s 600
    3⤵
    - Program crash
    PID:3048

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2532 -ip 2532
1⤵
PID:1176

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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