dridex | f6e23be73c960d610373df071819a190318583d849a2f0e95503889bff2dd789

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
26-12-2024 19:14

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General

Target

JaffaCakes118_f6e23be73c960d610373df071819a190318583d849a2f0e95503889bff2dd789.dll
Size

184KB
MD5

a45c8a6039b1ad6b277cfcdd35f84645
SHA1

c20dceb2f68a2e0b9e2d3570084ad69e0d7d173d
SHA256

f6e23be73c960d610373df071819a190318583d849a2f0e95503889bff2dd789
SHA512

cc38d71693710851f58f9e751010ae9327ee7bab8e3b3ab1f94cd50ac56066c6c398a129fb305fd346f41c4209af806a5068ac76f8bea9889b5de80d6aef92a0
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/2240-1-0x0000000074D10000-0x0000000074D3F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2896	2240	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 800 wrote to memory of 2240	800	rundll32.exe	28
PID 800 wrote to memory of 2240	800	rundll32.exe	28
PID 800 wrote to memory of 2240	800	rundll32.exe	28
PID 800 wrote to memory of 2240	800	rundll32.exe	28
PID 800 wrote to memory of 2240	800	rundll32.exe	28
PID 800 wrote to memory of 2240	800	rundll32.exe	28
PID 800 wrote to memory of 2240	800	rundll32.exe	28
PID 2240 wrote to memory of 2896	2240	rundll32.exe	29
PID 2240 wrote to memory of 2896	2240	rundll32.exe	29
PID 2240 wrote to memory of 2896	2240	rundll32.exe	29
PID 2240 wrote to memory of 2896	2240	rundll32.exe	29

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f6e23be73c960d610373df071819a190318583d849a2f0e95503889bff2dd789.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:800
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f6e23be73c960d610373df071819a190318583d849a2f0e95503889bff2dd789.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2240
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2240 -s 220
    3⤵
    - Program crash
    PID:2896

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/2240-0-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/2240-1-0x0000000074D10000-0x0000000074D3F000-memory.dmp

Filesize
188KB

Download
memory/2240-3-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download