dridex | 72b5cb275a44944d346712f0454f4347a2e271a00bcefa4297cadf51835243b8

Analysis

max time kernel
120s
max time network
121s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
25-12-2024 05:57

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General

Target

JaffaCakes118_72b5cb275a44944d346712f0454f4347a2e271a00bcefa4297cadf51835243b8.dll
Size

184KB
MD5

4eaa61022bfeade8ff41277923b42979
SHA1

08811086f995558efb3315a1a5398ba8437bad12
SHA256

72b5cb275a44944d346712f0454f4347a2e271a00bcefa4297cadf51835243b8
SHA512

a235a7b55948d3cad3fc8a05fef56fdfe8510cd0984587b0ccd1ff1951e3991bf9ef4f512dfc7b89e837dc6089efe4dbe8919da930a246119a7060fdc4a427ee
SSDEEP

3072:EiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoplzoxss7:EiLVCIT4WK2z1W+CUHZj4Skq/eao3oC

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/2168-0-0x0000000074D30000-0x0000000074D5F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2528	2168	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 3044 wrote to memory of 2168	3044	rundll32.exe	30
PID 3044 wrote to memory of 2168	3044	rundll32.exe	30
PID 3044 wrote to memory of 2168	3044	rundll32.exe	30
PID 3044 wrote to memory of 2168	3044	rundll32.exe	30
PID 3044 wrote to memory of 2168	3044	rundll32.exe	30
PID 3044 wrote to memory of 2168	3044	rundll32.exe	30
PID 3044 wrote to memory of 2168	3044	rundll32.exe	30
PID 2168 wrote to memory of 2528	2168	rundll32.exe	31
PID 2168 wrote to memory of 2528	2168	rundll32.exe	31
PID 2168 wrote to memory of 2528	2168	rundll32.exe	31
PID 2168 wrote to memory of 2528	2168	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_72b5cb275a44944d346712f0454f4347a2e271a00bcefa4297cadf51835243b8.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3044
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_72b5cb275a44944d346712f0454f4347a2e271a00bcefa4297cadf51835243b8.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2168
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2168 -s 220
    3⤵
    - Program crash
    PID:2528

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/2168-0-0x0000000074D30000-0x0000000074D5F000-memory.dmp

Filesize
188KB

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memory/2168-2-0x0000000000260000-0x0000000000266000-memory.dmp

Filesize
24KB

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