dridex | e93d1b5c75ed314c439883d12057bbb586c60bc2748ac76b9fe17d36afc6249a

Analysis

max time kernel
122s
max time network
123s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
22-12-2024 07:29

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General

Target

JaffaCakes118_e93d1b5c75ed314c439883d12057bbb586c60bc2748ac76b9fe17d36afc6249a.dll
Size

184KB
MD5

104e2fd7412e058f9461441f624bc4ac
SHA1

2d3ec3d7c9cab4cab6162529a3e1a00f0de47eba
SHA256

e93d1b5c75ed314c439883d12057bbb586c60bc2748ac76b9fe17d36afc6249a
SHA512

a3354bc031ef10c7ecc5b2ad5598b6bd31220f770b7082a57aae1293e07d8faa61d9c13ac0b1702f7c37b4c1eff9b5c2acfbfa08a3b1e456081dd0a528608186
SSDEEP

3072:PiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaomlzoxss7:PiLVCIT4WK2z1W+CUHZj4Skq/eao0oC

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/3060-0-0x0000000074C90000-0x0000000074CBF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2620	3060	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 3048 wrote to memory of 3060	3048	rundll32.exe	30
PID 3048 wrote to memory of 3060	3048	rundll32.exe	30
PID 3048 wrote to memory of 3060	3048	rundll32.exe	30
PID 3048 wrote to memory of 3060	3048	rundll32.exe	30
PID 3048 wrote to memory of 3060	3048	rundll32.exe	30
PID 3048 wrote to memory of 3060	3048	rundll32.exe	30
PID 3048 wrote to memory of 3060	3048	rundll32.exe	30
PID 3060 wrote to memory of 2620	3060	rundll32.exe	32
PID 3060 wrote to memory of 2620	3060	rundll32.exe	32
PID 3060 wrote to memory of 2620	3060	rundll32.exe	32
PID 3060 wrote to memory of 2620	3060	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e93d1b5c75ed314c439883d12057bbb586c60bc2748ac76b9fe17d36afc6249a.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3048
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e93d1b5c75ed314c439883d12057bbb586c60bc2748ac76b9fe17d36afc6249a.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3060
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3060 -s 220
    3⤵
    - Program crash
    PID:2620

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/3060-0-0x0000000074C90000-0x0000000074CBF000-memory.dmp

Filesize
188KB

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memory/3060-2-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

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