d5c99d6cab73d6d4fe837adcaabfd38b32f7bdea37546b86d3336aac3d8a1f60

Analysis

max time kernel
121s
max time network
121s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
12/10/2024, 11:37

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General

Target

$DESKTOP/temp/TeamViewer3/TV.dll
Size

9KB
MD5

5a2e1b4cecb98719af9215ef291a4215
SHA1

48993673bf8d1e89a8baf89eb022c1c54f6b6d6e
SHA256

8d3f87d3d98056f7926202846e7e3098802ae9594b5eac5bc029cf17cedfb1bf
SHA512

bdbbfd4b9d51df8ac8aac7a635ec7a1fd2454c9ddf5be376866348d8d6821f4db1e0f7dcc314849794a2b9ac594236ec4fad4b1cd53b14b0040e325727f9cbb2
SSDEEP

96:ELDzuyQ7Ibbd3E7ogp6F17Yd4asTK7TP5ZTFvtjRn8VxaTOHzA8WnSo+S/M/vtsk:6mI903p6TkW2RRV8VxaSOBZMnWk

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2376	2356	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 2348 wrote to memory of 2356	2348	rundll32.exe	30
PID 2348 wrote to memory of 2356	2348	rundll32.exe	30
PID 2348 wrote to memory of 2356	2348	rundll32.exe	30
PID 2348 wrote to memory of 2356	2348	rundll32.exe	30
PID 2348 wrote to memory of 2356	2348	rundll32.exe	30
PID 2348 wrote to memory of 2356	2348	rundll32.exe	30
PID 2348 wrote to memory of 2356	2348	rundll32.exe	30
PID 2356 wrote to memory of 2376	2356	rundll32.exe	31
PID 2356 wrote to memory of 2376	2356	rundll32.exe	31
PID 2356 wrote to memory of 2376	2356	rundll32.exe	31
PID 2356 wrote to memory of 2376	2356	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$DESKTOP\temp\TeamViewer3\TV.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2348
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$DESKTOP\temp\TeamViewer3\TV.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2356
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2356 -s 272
    3⤵
    - Program crash
    PID:2376

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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