a759f450c9f1e6815b3dccd0ffd77e183794334eaf60ba77fb0cd7e5a7d7fdda

Analysis

max time kernel
117s
max time network
123s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
07/08/2024, 12:33

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General

Target
$APPDATA/TotalAV/updates/SAVAPI 8.0.1/aecore.dll
Size 281KB
Sample240807-prb8jayeqp
SHA256 cef4cf51942dc337a371d3487ee87e9e2e9b2c82a34fa9b81d7beecd9e56810e
MD5 3aade81602e5fd66d24b28a8f4d0edf4
SHA1 023193e6b32112153ed8addbbf8c2feb7684d379
SHA512 08cf9bd46da4a231675bbe7716e71dc25326d8b4238cab9be28c04895e86d27ae2430be0b94a7fbe1c61a35c9d39d2c95eea283b254eb776b8ccf655638f3a7e
SSDEEP 3072:hs7523SuHq0Qx10YXQySzjqQPel7k3hGd5WKSGAL9M+OgMTZFXGH2tLg+Vc:hLbHqhx7QhqQPKky5WKSdLOaUz7u
MD5 SHA1 SHA512 SSDEEP

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2704	2696	WerFault.exe	30

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 2664 wrote to memory of 2696	2664	rundll32.exe	30
PID 2664 wrote to memory of 2696	2664	rundll32.exe	30
PID 2664 wrote to memory of 2696	2664	rundll32.exe	30
PID 2664 wrote to memory of 2696	2664	rundll32.exe	30
PID 2664 wrote to memory of 2696	2664	rundll32.exe	30
PID 2664 wrote to memory of 2696	2664	rundll32.exe	30
PID 2664 wrote to memory of 2696	2664	rundll32.exe	30
PID 2696 wrote to memory of 2704	2696	rundll32.exe	31
PID 2696 wrote to memory of 2704	2696	rundll32.exe	31
PID 2696 wrote to memory of 2704	2696	rundll32.exe	31
PID 2696 wrote to memory of 2704	2696	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe "C:\Users\Admin\AppData\Local\Temp\$APPDATA\TotalAV\updates\SAVAPI 8.0.1\aecore.dll",#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2664
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe "C:\Users\Admin\AppData\Local\Temp\$APPDATA\TotalAV\updates\SAVAPI 8.0.1\aecore.dll",#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2696
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2696 -s 220
    3⤵
    - Program crash
    PID:2704

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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