dridex | a7cafa58720949bbe24907bed269eb23a12431a64dfb8b37abf5cdb04e67b99e

Analysis

max time kernel
122s
max time network
126s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
24-12-2024 00:17

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General

Target

JaffaCakes118_a7cafa58720949bbe24907bed269eb23a12431a64dfb8b37abf5cdb04e67b99e.dll
Size

188KB
MD5

765600449f0c6a294b8fbc18738f5637
SHA1

3039a58764089d581b96a2c68ad2baf063b7703c
SHA256

a7cafa58720949bbe24907bed269eb23a12431a64dfb8b37abf5cdb04e67b99e
SHA512

5a68b4d3eff0f888f7f7ea9847f7e60eb967e0c0f50ada4cd6b8d5475e8db009aca5ced98a25d745502861702184d92587f43a9b61c3610b962aaf986ac8100d
SSDEEP

3072:IteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIzE9qM:sq7fYIHBZkTB6DWruUCOwjt

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/1104-1-0x0000000074A80000-0x0000000074AB0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2476	1104	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 1104	2332	rundll32.exe	31
PID 2332 wrote to memory of 1104	2332	rundll32.exe	31
PID 2332 wrote to memory of 1104	2332	rundll32.exe	31
PID 2332 wrote to memory of 1104	2332	rundll32.exe	31
PID 2332 wrote to memory of 1104	2332	rundll32.exe	31
PID 2332 wrote to memory of 1104	2332	rundll32.exe	31
PID 2332 wrote to memory of 1104	2332	rundll32.exe	31
PID 1104 wrote to memory of 2476	1104	rundll32.exe	32
PID 1104 wrote to memory of 2476	1104	rundll32.exe	32
PID 1104 wrote to memory of 2476	1104	rundll32.exe	32
PID 1104 wrote to memory of 2476	1104	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a7cafa58720949bbe24907bed269eb23a12431a64dfb8b37abf5cdb04e67b99e.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2332
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a7cafa58720949bbe24907bed269eb23a12431a64dfb8b37abf5cdb04e67b99e.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1104
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1104 -s 308
    3⤵
    - Program crash
    PID:2476

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

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Downloads

memory/1104-0-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/1104-1-0x0000000074A80000-0x0000000074AB0000-memory.dmp

Filesize
192KB

Download
memory/1104-3-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download