f659219bbbb50593d0cd629ccf48faca878b444162b14863854480a7c9289266

Analysis

max time kernel
121s
max time network
125s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
07-10-2024 02:11

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General

Target

jre/bin/bci.dll
Size

15KB
MD5

a46289384f76c2a41ba7251459849288
SHA1

4d8ef96edbe07c8722fa24e4a5b96ebfa18be2c4
SHA256

728d64bc1fbf48d4968b1b93893f1b5db88b052ab82202c6840bf7886a64017d
SHA512

34d62beb1fa7d8630f5562c1e48839ce9429faea980561e58076df5f19755761454eeb882790ec1035c64c654fc1a8cd5eb46eca12e2bc81449acbb73296c9e8
SSDEEP

384:1Td3hw/L3kKLnYgIOGOOssnPV5Lnf6onYPLr7EbH:1zw/bkKLt7KnddnfPC7S

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

Processes:

WerFault.exe

pid	pid_target	Process	procid_target
1784	2396	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

Processes:

rundll32.exe

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

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	Process	procid_target
PID 2644 wrote to memory of 2396	2644	rundll32.exe	30
PID 2644 wrote to memory of 2396	2644	rundll32.exe	30
PID 2644 wrote to memory of 2396	2644	rundll32.exe	30
PID 2644 wrote to memory of 2396	2644	rundll32.exe	30
PID 2644 wrote to memory of 2396	2644	rundll32.exe	30
PID 2644 wrote to memory of 2396	2644	rundll32.exe	30
PID 2644 wrote to memory of 2396	2644	rundll32.exe	30
PID 2396 wrote to memory of 1784	2396	rundll32.exe	31
PID 2396 wrote to memory of 1784	2396	rundll32.exe	31
PID 2396 wrote to memory of 1784	2396	rundll32.exe	31
PID 2396 wrote to memory of 1784	2396	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\jre\bin\bci.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2644
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\jre\bin\bci.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2396
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2396 -s 220
    3⤵
    - Program crash
    PID:1784

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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