dridex | f76b1e197c1744edd09056583f4995723018f74f1bb308d73824f9b8029b1ab0

Analysis

max time kernel
121s
max time network
123s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
24-12-2024 00:14

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General

Target

JaffaCakes118_f76b1e197c1744edd09056583f4995723018f74f1bb308d73824f9b8029b1ab0.dll
Size

171KB
MD5

462cb04e37633465586eb2ae221acd9b
SHA1

d20b4af98e0ab13a0486f9e16834792fac54723c
SHA256

f76b1e197c1744edd09056583f4995723018f74f1bb308d73824f9b8029b1ab0
SHA512

312c2a2c4ed02543f4b03ce220820c31b5f32c24ec5cbd0c6fa1d791427b7537330ceee5a98d0737b1a75f8987d8d1faca3d704a1d073b2b1d2dc37ebf988ad1
SSDEEP

3072:bi49mEb06hs9BPEmmvt7dNbTqub9Un7WpVJBR13LSoAH7Dk0ZT:bH9RVaPEmsdHdbQUbd2H3

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

128.199.200.38:443

192.163.233.216:6601

43.229.206.244:4125

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 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/2036-1-0x00000000746B0000-0x00000000746E0000-memory.dmp	dridex_ldr
behavioral1/memory/2036-2-0x00000000746B0000-0x00000000746E0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2776	2036	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 2748 wrote to memory of 2036	2748	rundll32.exe	30
PID 2748 wrote to memory of 2036	2748	rundll32.exe	30
PID 2748 wrote to memory of 2036	2748	rundll32.exe	30
PID 2748 wrote to memory of 2036	2748	rundll32.exe	30
PID 2748 wrote to memory of 2036	2748	rundll32.exe	30
PID 2748 wrote to memory of 2036	2748	rundll32.exe	30
PID 2748 wrote to memory of 2036	2748	rundll32.exe	30
PID 2036 wrote to memory of 2776	2036	rundll32.exe	31
PID 2036 wrote to memory of 2776	2036	rundll32.exe	31
PID 2036 wrote to memory of 2776	2036	rundll32.exe	31
PID 2036 wrote to memory of 2776	2036	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f76b1e197c1744edd09056583f4995723018f74f1bb308d73824f9b8029b1ab0.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2748
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f76b1e197c1744edd09056583f4995723018f74f1bb308d73824f9b8029b1ab0.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2036
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2036 -s 256
    3⤵
    - Program crash
    PID:2776

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

Replay Monitor

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Downloads

memory/2036-0-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/2036-1-0x00000000746B0000-0x00000000746E0000-memory.dmp

Filesize
192KB

Download
memory/2036-2-0x00000000746B0000-0x00000000746E0000-memory.dmp

Filesize
192KB

Download
memory/2036-4-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

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