79ae14d993fdfc363514fada8e1aebe71eaf0ef8d80901ac2cf3cfc7e02c8c30

Analysis

max time kernel
117s
max time network
118s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
12/10/2024, 20:20

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General

Target

aiff.dll
Size

38KB
MD5

a17758f6a461bdfc4a25127c668a603a
SHA1

8d4b745c69df2e64985aec0b412305e52db9abae
SHA256

11dc4ca809bb3beee8ae772112b3e4eadbcaf1558f47c30088437538a7550c2b
SHA512

503ca38162a0ef366432275cb1e84e20fbe69c7091a07ff345ebf892ed2c5268e6199c17d4875c073dd3115071788c6fdf406e5fad99a73b1d39d7824ab9b044
SSDEEP

384:f5dtb5NM6CTkiwxXiuhW3dWgXMSz/Ua7f:f5P5CYiay/ASz/xf

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2808	2968	WerFault.exe	29

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 2932 wrote to memory of 2968	2932	rundll32.exe	29
PID 2932 wrote to memory of 2968	2932	rundll32.exe	29
PID 2932 wrote to memory of 2968	2932	rundll32.exe	29
PID 2932 wrote to memory of 2968	2932	rundll32.exe	29
PID 2932 wrote to memory of 2968	2932	rundll32.exe	29
PID 2932 wrote to memory of 2968	2932	rundll32.exe	29
PID 2932 wrote to memory of 2968	2932	rundll32.exe	29
PID 2968 wrote to memory of 2808	2968	rundll32.exe	30
PID 2968 wrote to memory of 2808	2968	rundll32.exe	30
PID 2968 wrote to memory of 2808	2968	rundll32.exe	30
PID 2968 wrote to memory of 2808	2968	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\aiff.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2932
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\aiff.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2968
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2968 -s 240
    3⤵
    - Program crash
    PID:2808

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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