dridex | 259918dd5a557cbd4cec58d127a7bbb6b47cff17eb1653b49138171ffd5800bc

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
24-12-2024 09:46

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General

Target

JaffaCakes118_259918dd5a557cbd4cec58d127a7bbb6b47cff17eb1653b49138171ffd5800bc.dll
Size

188KB
MD5

887d8e0a044b48399344bd576e3a7013
SHA1

bf7048943a21127aa8536615cf713cba7ba6a7a5
SHA256

259918dd5a557cbd4cec58d127a7bbb6b47cff17eb1653b49138171ffd5800bc
SHA512

e0772dd4b981d751d1c4e1eec76505123f673f7defffd4ba6c5569725fa2b13dac2fe792593f57d51b106dcdc56bab712e2651b7d6d636761cc4c2ffb696907c
SSDEEP

3072:gteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIz29qM:0q7fYIHBZkTB6DWruUCOwjt

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/2336-1-0x0000000074AB0000-0x0000000074AE0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2496	2336	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 2444 wrote to memory of 2336	2444	rundll32.exe	31
PID 2444 wrote to memory of 2336	2444	rundll32.exe	31
PID 2444 wrote to memory of 2336	2444	rundll32.exe	31
PID 2444 wrote to memory of 2336	2444	rundll32.exe	31
PID 2444 wrote to memory of 2336	2444	rundll32.exe	31
PID 2444 wrote to memory of 2336	2444	rundll32.exe	31
PID 2444 wrote to memory of 2336	2444	rundll32.exe	31
PID 2336 wrote to memory of 2496	2336	rundll32.exe	32
PID 2336 wrote to memory of 2496	2336	rundll32.exe	32
PID 2336 wrote to memory of 2496	2336	rundll32.exe	32
PID 2336 wrote to memory of 2496	2336	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_259918dd5a557cbd4cec58d127a7bbb6b47cff17eb1653b49138171ffd5800bc.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2444
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_259918dd5a557cbd4cec58d127a7bbb6b47cff17eb1653b49138171ffd5800bc.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2336
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2336 -s 300
    3⤵
    - Program crash
    PID:2496

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/2336-0-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/2336-1-0x0000000074AB0000-0x0000000074AE0000-memory.dmp

Filesize
192KB

Download
memory/2336-3-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download