dridex | e8ed7b24c4d2f046feeb794ade9721a1cc98189167c339d258f24c4c799edbd7

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
24-12-2024 18:59

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General

Target

JaffaCakes118_e8ed7b24c4d2f046feeb794ade9721a1cc98189167c339d258f24c4c799edbd7.dll
Size

184KB
MD5

d49d2501d264793ce45ea20f9998d55c
SHA1

df5a2ae7bf520b335eeb576681a78d4e9e8845b1
SHA256

e8ed7b24c4d2f046feeb794ade9721a1cc98189167c339d258f24c4c799edbd7
SHA512

857680f509a8efda0ffa511db10afa5f5807d01073fa18b2ef3675d3963693762e59536d1432c4a9ae3e17332c8b8e06638d18f0d98066c6c9c6529718ef49d3
SSDEEP

3072:liLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoLlzoxss7:liLVCIT4WK2z1W+CUHZj4Skq/eaoxoC

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/2424-0-0x0000000074E00000-0x0000000074E2F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1664	2424	WerFault.exe	28

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 2276 wrote to memory of 2424	2276	rundll32.exe	28
PID 2276 wrote to memory of 2424	2276	rundll32.exe	28
PID 2276 wrote to memory of 2424	2276	rundll32.exe	28
PID 2276 wrote to memory of 2424	2276	rundll32.exe	28
PID 2276 wrote to memory of 2424	2276	rundll32.exe	28
PID 2276 wrote to memory of 2424	2276	rundll32.exe	28
PID 2276 wrote to memory of 2424	2276	rundll32.exe	28
PID 2424 wrote to memory of 1664	2424	rundll32.exe	29
PID 2424 wrote to memory of 1664	2424	rundll32.exe	29
PID 2424 wrote to memory of 1664	2424	rundll32.exe	29
PID 2424 wrote to memory of 1664	2424	rundll32.exe	29

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e8ed7b24c4d2f046feeb794ade9721a1cc98189167c339d258f24c4c799edbd7.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2276
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e8ed7b24c4d2f046feeb794ade9721a1cc98189167c339d258f24c4c799edbd7.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2424
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2424 -s 220
    3⤵
    - Program crash
    PID:1664

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/2424-0-0x0000000074E00000-0x0000000074E2F000-memory.dmp

Filesize
188KB

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memory/2424-2-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

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