b9d952eef7130898801157705ec6214c676c060c9bb8308c7d7de2a620f0e738

Analysis

max time kernel
148s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
12-12-2024 02:40

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General

Target

tcctl32.dll
Size

355KB
MD5

85db07eba81939098622ef88d572cd5b
SHA1

1af304730f1af2d4b99d20da11022bc8a1021a60
SHA256

47162edd0cf12cd37eacc44e4da35734b94f6e5a202be435c5c7a9e51eb0f3ec
SHA512

f02603e091f7fc0960cd228b845e5412934f41baaebec611f92718bf16d4f222c176734409f9bf2833ee6d8c26f3e8992eb01f9a5c53cdcbbde28eba2497cd64
SSDEEP

6144:FgL3Le4qjZqUAbuDgLNvCFWnS62AIf++H7uxxCuLe9AiD0kqfv6rr:6L3Le4qjQUAbuDUvcWnS6pIf++H7SxCh

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

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

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4244 wrote to memory of 4376	4244	rundll32.exe	84
PID 4244 wrote to memory of 4376	4244	rundll32.exe	84
PID 4244 wrote to memory of 4376	4244	rundll32.exe	84

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\tcctl32.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4244
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\tcctl32.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4376

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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