dridex | de0b01c838c4ffe27061283183ed4112850d147c60bc863b26e6e7f8b7e366fc

Analysis

max time kernel
120s
max time network
121s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
24-12-2024 10:03

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General

Target

JaffaCakes118_de0b01c838c4ffe27061283183ed4112850d147c60bc863b26e6e7f8b7e366fc.dll
Size

184KB
MD5

fe0dc528464e83602d218525b511486c
SHA1

f0adf0a658f16eb2d7b5ed9d377bcf84062fb8ef
SHA256

de0b01c838c4ffe27061283183ed4112850d147c60bc863b26e6e7f8b7e366fc
SHA512

c261c8b7fdda8de52dbed4d48b732f73d762e32e5e389a37b41ddc6b36bb914a843ff04171194d2f865fb512ca609caaf4ea84aea775d9ac74d73f60ea866e33
SSDEEP

3072:YiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoIlzoxss7:YiLVCIT4WK2z1W+CUHZj4Skq/eaoWoC

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

80.241.218.90:443

103.161.172.109:13786

87.98.128.76:5723

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/2504-1-0x0000000074BB0000-0x0000000074BDF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2068	2504	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

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 2500 wrote to memory of 2504	2500	rundll32.exe	30
PID 2500 wrote to memory of 2504	2500	rundll32.exe	30
PID 2500 wrote to memory of 2504	2500	rundll32.exe	30
PID 2500 wrote to memory of 2504	2500	rundll32.exe	30
PID 2500 wrote to memory of 2504	2500	rundll32.exe	30
PID 2500 wrote to memory of 2504	2500	rundll32.exe	30
PID 2500 wrote to memory of 2504	2500	rundll32.exe	30
PID 2504 wrote to memory of 2068	2504	rundll32.exe	32
PID 2504 wrote to memory of 2068	2504	rundll32.exe	32
PID 2504 wrote to memory of 2068	2504	rundll32.exe	32
PID 2504 wrote to memory of 2068	2504	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_de0b01c838c4ffe27061283183ed4112850d147c60bc863b26e6e7f8b7e366fc.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2500
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_de0b01c838c4ffe27061283183ed4112850d147c60bc863b26e6e7f8b7e366fc.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2504
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2504 -s 220
    3⤵
    - Program crash
    PID:2068

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/2504-0-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/2504-1-0x0000000074BB0000-0x0000000074BDF000-memory.dmp

Filesize
188KB

Download
memory/2504-4-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download