dridex | ed52f9d5f1d8e19c1ca662e91b78f47b1df25e6313f2d8131e40e173df4509f6

Analysis

max time kernel
122s
max time network
126s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
26-12-2024 23:23

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General

Target

JaffaCakes118_ed52f9d5f1d8e19c1ca662e91b78f47b1df25e6313f2d8131e40e173df4509f6.dll
Size

184KB
MD5

b8cf67f8fcc87ced8568bdba2d997a75
SHA1

baef322cc43e26d6d39a9e7baced7d9834bf33b3
SHA256

ed52f9d5f1d8e19c1ca662e91b78f47b1df25e6313f2d8131e40e173df4509f6
SHA512

b25282ba00afab827ebe04d4207ce70bda27e5e06f3e8946a4aa68c7c7521b0948004255f467f9f9ce86d43bb1c6681fff5a8de86185db30681af67700fb5c7b
SSDEEP

3072:LiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoklzoxss7:LiLVCIT4WK2z1W+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/2780-0-0x0000000074AC0000-0x0000000074AEF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2700	2780	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 2696 wrote to memory of 2780	2696	rundll32.exe	30
PID 2696 wrote to memory of 2780	2696	rundll32.exe	30
PID 2696 wrote to memory of 2780	2696	rundll32.exe	30
PID 2696 wrote to memory of 2780	2696	rundll32.exe	30
PID 2696 wrote to memory of 2780	2696	rundll32.exe	30
PID 2696 wrote to memory of 2780	2696	rundll32.exe	30
PID 2696 wrote to memory of 2780	2696	rundll32.exe	30
PID 2780 wrote to memory of 2700	2780	rundll32.exe	31
PID 2780 wrote to memory of 2700	2780	rundll32.exe	31
PID 2780 wrote to memory of 2700	2780	rundll32.exe	31
PID 2780 wrote to memory of 2700	2780	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ed52f9d5f1d8e19c1ca662e91b78f47b1df25e6313f2d8131e40e173df4509f6.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2696
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ed52f9d5f1d8e19c1ca662e91b78f47b1df25e6313f2d8131e40e173df4509f6.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2780
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2780 -s 220
    3⤵
    - Program crash
    PID:2700

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/2780-0-0x0000000074AC0000-0x0000000074AEF000-memory.dmp

Filesize
188KB

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memory/2780-2-0x0000000000100000-0x0000000000106000-memory.dmp

Filesize
24KB

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