dridex | 5b53033723550fd3cf8e1940e8a7a2bbc4d3d0b0d2655bf00db0e3e549d09716

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
26-12-2024 18:32

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General

Target

JaffaCakes118_5b53033723550fd3cf8e1940e8a7a2bbc4d3d0b0d2655bf00db0e3e549d09716.dll
Size

184KB
MD5

cb580ad0a90beb18f7620a7b784ec8e8
SHA1

65b3ee5f76182c14bb9849e1236821f47798e38f
SHA256

5b53033723550fd3cf8e1940e8a7a2bbc4d3d0b0d2655bf00db0e3e549d09716
SHA512

375b5b5dbe798918311ce68a3f8818b4dede1ec428cce4414ec48046ca4ad704dd7d5438aabe903c756263aa0c21460b1b240c41a6ba84d826aad256f00863ad
SSDEEP

3072:xiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoKlzoxss7:xiLVCIT4WK2z1W+CUHZj4Skq/eaoAoC

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/2084-1-0x00000000752A0000-0x00000000752CF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3020	2084	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 1688 wrote to memory of 2084	1688	rundll32.exe	31
PID 1688 wrote to memory of 2084	1688	rundll32.exe	31
PID 1688 wrote to memory of 2084	1688	rundll32.exe	31
PID 1688 wrote to memory of 2084	1688	rundll32.exe	31
PID 1688 wrote to memory of 2084	1688	rundll32.exe	31
PID 1688 wrote to memory of 2084	1688	rundll32.exe	31
PID 1688 wrote to memory of 2084	1688	rundll32.exe	31
PID 2084 wrote to memory of 3020	2084	rundll32.exe	32
PID 2084 wrote to memory of 3020	2084	rundll32.exe	32
PID 2084 wrote to memory of 3020	2084	rundll32.exe	32
PID 2084 wrote to memory of 3020	2084	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5b53033723550fd3cf8e1940e8a7a2bbc4d3d0b0d2655bf00db0e3e549d09716.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1688
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5b53033723550fd3cf8e1940e8a7a2bbc4d3d0b0d2655bf00db0e3e549d09716.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2084
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2084 -s 220
    3⤵
    - Program crash
    PID:3020

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/2084-0-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/2084-1-0x00000000752A0000-0x00000000752CF000-memory.dmp

Filesize
188KB

Download
memory/2084-3-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download