dridex | 99e790f4b109738ccfbaa09e0cd59424e85637af7699dfa1c85b04e7364a929e

Analysis

max time kernel
148s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
28-12-2024 22:35

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General

Target

JaffaCakes118_99e790f4b109738ccfbaa09e0cd59424e85637af7699dfa1c85b04e7364a929e.dll
Size

184KB
MD5

32ccd09a7bd5eb3e5668591b300eb52e
SHA1

ae8f3873ed1c1f67d9106f66b58408162546fb3e
SHA256

99e790f4b109738ccfbaa09e0cd59424e85637af7699dfa1c85b04e7364a929e
SHA512

5dfc8d6fa304312dc930d19267a389a49ec098599901acf6ea4b12f735834885b2b98419ef50c8952982c5899cb95ad01a71734bd0321956b53d9e15466f666c
SSDEEP

3072:FiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoMlzoxss7:FiLVCIT4WK2z1W+CUHZj4Skq/eaoyoC

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
behavioral2/memory/1664-1-0x0000000075340000-0x000000007536F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4816	1664	WerFault.exe	82

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 1948 wrote to memory of 1664	1948	rundll32.exe	82
PID 1948 wrote to memory of 1664	1948	rundll32.exe	82
PID 1948 wrote to memory of 1664	1948	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_99e790f4b109738ccfbaa09e0cd59424e85637af7699dfa1c85b04e7364a929e.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1948
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_99e790f4b109738ccfbaa09e0cd59424e85637af7699dfa1c85b04e7364a929e.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1664
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1664 -s 616
    3⤵
    - Program crash
    PID:4816

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 368 -p 1664 -ip 1664
1⤵
PID:2276

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/1664-0-0x00000000014D0000-0x00000000014D6000-memory.dmp

Filesize
24KB

Download
memory/1664-1-0x0000000075340000-0x000000007536F000-memory.dmp

Filesize
188KB

Download
memory/1664-3-0x00000000014D0000-0x00000000014D6000-memory.dmp

Filesize
24KB

Download