dridex | 33fcf59a6c4a341804f104bd939bc7b923561f727002709c5849a4a22c04ebe5

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20241023-en
resource tags

arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
submitted
24-12-2024 19:31

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General

Target

JaffaCakes118_33fcf59a6c4a341804f104bd939bc7b923561f727002709c5849a4a22c04ebe5.dll
Size

184KB
MD5

33071c42f1b1286c80ad2dbeb5580f9c
SHA1

420e08b3cbb2f81745c27c877c9969f79e81281e
SHA256

33fcf59a6c4a341804f104bd939bc7b923561f727002709c5849a4a22c04ebe5
SHA512

c4162a3f69605f5ca6fc1ee2b932a48c1a47e238b733e4fd9ce69931fb69ca41d24b01284dd996712b6b5874567bbbe5a92d7277b1e97eac791f2412ceef4069
SSDEEP

3072:liLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoQlzoxss7:liLVCIT4WK2z1W+CUHZj4Skq/eaouoC

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/1732-1-0x0000000074FB0000-0x0000000074FDF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2444	1732	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 1720 wrote to memory of 1732	1720	rundll32.exe	30
PID 1720 wrote to memory of 1732	1720	rundll32.exe	30
PID 1720 wrote to memory of 1732	1720	rundll32.exe	30
PID 1720 wrote to memory of 1732	1720	rundll32.exe	30
PID 1720 wrote to memory of 1732	1720	rundll32.exe	30
PID 1720 wrote to memory of 1732	1720	rundll32.exe	30
PID 1720 wrote to memory of 1732	1720	rundll32.exe	30
PID 1732 wrote to memory of 2444	1732	rundll32.exe	31
PID 1732 wrote to memory of 2444	1732	rundll32.exe	31
PID 1732 wrote to memory of 2444	1732	rundll32.exe	31
PID 1732 wrote to memory of 2444	1732	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_33fcf59a6c4a341804f104bd939bc7b923561f727002709c5849a4a22c04ebe5.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1720
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_33fcf59a6c4a341804f104bd939bc7b923561f727002709c5849a4a22c04ebe5.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1732
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1732 -s 220
    3⤵
    - Program crash
    PID:2444

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/1732-0-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/1732-1-0x0000000074FB0000-0x0000000074FDF000-memory.dmp

Filesize
188KB

Download
memory/1732-4-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download