dridex | 70c67e2d4599816d92a1d34666e446340254a162eac9f9c69b965b85b1dbf451

Analysis

max time kernel
120s
max time network
125s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
21-12-2024 16:16

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General

Target

70c67e2d4599816d92a1d34666e446340254a162eac9f9c69b965b85b1dbf451.dll
Size

188KB
MD5

22bd9b9191ee392d9f806be8a00f8c29
SHA1

d11984b8b63d3af3e31a0b1e92db6030719ae511
SHA256

70c67e2d4599816d92a1d34666e446340254a162eac9f9c69b965b85b1dbf451
SHA512

39d841adc36506d3b6b51ed04088986970bcd38c2671fefda4841aed2f7b1781c2b308715b95cc4a2d215bd9f9c5ea80a5b47bcca0e1bbe2a4f2996fd44a9de2
SSDEEP

3072:EteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIz/9qM:4q7fYIHBZkTB6DWruUCOwjt

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

103.87.173.60:443

45.32.243.209:8116

207.180.208.54:4664

rc4.plain

Signatures

Dridex
Dridex(known as Bugat/Cridex) is a form of malware that specializes in stealing bank credentials.
botnet dridex
Dridex family
dridex

Dridex Loader 1 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/2516-1-0x00000000753A0000-0x00000000753D0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1876	2516	WerFault.exe	31

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 2332 wrote to memory of 2516	2332	rundll32.exe	31
PID 2332 wrote to memory of 2516	2332	rundll32.exe	31
PID 2332 wrote to memory of 2516	2332	rundll32.exe	31
PID 2332 wrote to memory of 2516	2332	rundll32.exe	31
PID 2332 wrote to memory of 2516	2332	rundll32.exe	31
PID 2332 wrote to memory of 2516	2332	rundll32.exe	31
PID 2332 wrote to memory of 2516	2332	rundll32.exe	31
PID 2516 wrote to memory of 1876	2516	rundll32.exe	32
PID 2516 wrote to memory of 1876	2516	rundll32.exe	32
PID 2516 wrote to memory of 1876	2516	rundll32.exe	32
PID 2516 wrote to memory of 1876	2516	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\70c67e2d4599816d92a1d34666e446340254a162eac9f9c69b965b85b1dbf451.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2332
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\70c67e2d4599816d92a1d34666e446340254a162eac9f9c69b965b85b1dbf451.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2516
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2516 -s 300
    3⤵
    - Program crash
    PID:1876

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

Replay Monitor

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Downloads

memory/2516-0-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/2516-1-0x00000000753A0000-0x00000000753D0000-memory.dmp

Filesize
192KB

Download
memory/2516-3-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download