20b27b89797acc64cf602900667eecf81148a77938af21f6c0c10fcf96527e61

Analysis

max time kernel
94s
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
07-01-2025 00:03

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General

Target

BIB.dll
Size

107KB
MD5

759d71fc9442ab5a9b5749c0f6c0c263
SHA1

07a68c6922d443eb9d6d445da18ae8a6d92f7ac6
SHA256

109647f58e7e8386a4c025f2c8175a4d638e5c0e62768953390764010ea22a2e
SHA512

e3efe66c76ea81285ba01b1978fdb3e807eb0bf2cfe0373bb6fef06f2fd7d9ddc3269acf0d87517cbf9bea5fa09b2703a03792491dc8265d26b724d7dca106c7
SSDEEP

3072:FeQixAO/A/0VSaGHvP5GeBTEpP2t31VrxrcZ0KOKbfQp:uKO+0VSnKOKbop

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 4248 wrote to memory of 3700	4248	rundll32.exe	82
PID 4248 wrote to memory of 3700	4248	rundll32.exe	82
PID 4248 wrote to memory of 3700	4248	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\BIB.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4248
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\BIB.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3700

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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