dridex | 5b4b675cedf8e828f9e3595ce3724b1fd04ce59f1ae2d32e3dc63550bcdcd88e

Analysis

max time kernel
96s
max time network
142s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
30-12-2024 22:02

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General

Target

JaffaCakes118_5b4b675cedf8e828f9e3595ce3724b1fd04ce59f1ae2d32e3dc63550bcdcd88e.dll
Size

177KB
MD5

ddfad9b58ba63e71a88022ac1faf94f3
SHA1

df48dcf024a8b67fa39ee385d321e3035094859d
SHA256

5b4b675cedf8e828f9e3595ce3724b1fd04ce59f1ae2d32e3dc63550bcdcd88e
SHA512

edfae62ba9ad55556ebb212fcb9860109d0b6ee6007d8375e7bc2a2a6bcde39b3110a48b023d54079b491f0739030d8189dd5ca5d23041112e833b13190f89e4
SSDEEP

3072:1uCmyBVtWxZCOCA4Hpl1tv18FTETA8ocya/OyoSJPAacbnid8DOHPJ+HJ:5zWxkOP4p2EesvcDi6DOHPJ

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

144.76.1.150:443

50.249.212.98:23399

104.168.154.79:5007

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
behavioral2/memory/3500-0-0x0000000074960000-0x0000000074991000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
636	3500	WerFault.exe	83

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 1136 wrote to memory of 3500	1136	rundll32.exe	83
PID 1136 wrote to memory of 3500	1136	rundll32.exe	83
PID 1136 wrote to memory of 3500	1136	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5b4b675cedf8e828f9e3595ce3724b1fd04ce59f1ae2d32e3dc63550bcdcd88e.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1136
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5b4b675cedf8e828f9e3595ce3724b1fd04ce59f1ae2d32e3dc63550bcdcd88e.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3500
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3500 -s 636
    3⤵
    - Program crash
    PID:636

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3500 -ip 3500
1⤵
PID:4740

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/3500-0-0x0000000074960000-0x0000000074991000-memory.dmp

Filesize
196KB

Download
memory/3500-2-0x00000000012F0000-0x00000000012F6000-memory.dmp

Filesize
24KB

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