dridex | 73e9b04cf84a9c5194bf832d119d17d057ed61d0d72f055aceb9727170851024

Analysis

max time kernel
149s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
27-12-2024 01:02

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General

Target

JaffaCakes118_73e9b04cf84a9c5194bf832d119d17d057ed61d0d72f055aceb9727170851024.dll
Size

184KB
MD5

6ef7ee8159e16a00bb2fd26d76d419d8
SHA1

619a68c9686f49c7d36eb522fe98435e687527bb
SHA256

73e9b04cf84a9c5194bf832d119d17d057ed61d0d72f055aceb9727170851024
SHA512

bc40be2429a60376d82e14412b665974e48d7df3e185aa9fa5b311c05fb5d50b0032d765abfc3ee8101908aac836ca1103db79f061affee0fbb4eec7a1df27f0
SSDEEP

3072:eiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoElzoxss7:eiLVCIT4WK2z1W+CUHZj4Skq/eao6oC

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/4812-0-0x00000000752C0000-0x00000000752EF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
928	4812	WerFault.exe	83

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 4460 wrote to memory of 4812	4460	rundll32.exe	83
PID 4460 wrote to memory of 4812	4460	rundll32.exe	83
PID 4460 wrote to memory of 4812	4460	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_73e9b04cf84a9c5194bf832d119d17d057ed61d0d72f055aceb9727170851024.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4460
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_73e9b04cf84a9c5194bf832d119d17d057ed61d0d72f055aceb9727170851024.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4812
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4812 -s 620
    3⤵
    - Program crash
    PID:928

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 360 -p 4812 -ip 4812
1⤵
PID:2364

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/4812-0-0x00000000752C0000-0x00000000752EF000-memory.dmp

Filesize
188KB

Download
memory/4812-2-0x0000000000F50000-0x0000000000F56000-memory.dmp

Filesize
24KB

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