938d44be10097f59babeea2b2a388e8f71d663c4c543bb2bd599463f0a8b593b

Analysis

max time kernel
120s
max time network
124s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
06/09/2024, 13:58

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General

Target

Codecs/atrc.dll
Size

76KB
MD5

ed7c402a17a33d428a6d0dad2e7c42d8
SHA1

93a6dcf0abe28a01403da578d685cc5c0b48bb82
SHA256

00cb4ae39a6e18c07e12ae53150ee29ece9ef4561a496920f19813aa431daff2
SHA512

bddc074123d3f144d7903d5f2502f8961ef79e1a06ce05d1769f37314eb276729444647a9f5c9e80fec0512cbd07b5e46be40f6f6015f8b1a255d7daf3ae28f1
SSDEEP

1536:k7b44Vh7qOxPccMvJY1cnd5unZsQDUhl:k7MuPccEYW3IZhDUhl

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 7 IoCs

description	pid	Process	procid_target
PID 2132 wrote to memory of 2516	2132	rundll32.exe	31
PID 2132 wrote to memory of 2516	2132	rundll32.exe	31
PID 2132 wrote to memory of 2516	2132	rundll32.exe	31
PID 2132 wrote to memory of 2516	2132	rundll32.exe	31
PID 2132 wrote to memory of 2516	2132	rundll32.exe	31
PID 2132 wrote to memory of 2516	2132	rundll32.exe	31
PID 2132 wrote to memory of 2516	2132	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\Codecs\atrc.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2132
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\Codecs\atrc.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2516

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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