dridex | c2a8343a46d65a836c6f1a16027fb2f593507fb1252e435c7cb4be0d8249d9f7

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 01:08

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General

Target

JaffaCakes118_c2a8343a46d65a836c6f1a16027fb2f593507fb1252e435c7cb4be0d8249d9f7.dll
Size

171KB
MD5

e1386dcf7fdb9e5e718f25cac3d91dde
SHA1

34f40499375645dc60b758e6ba76d56ff87a41de
SHA256

c2a8343a46d65a836c6f1a16027fb2f593507fb1252e435c7cb4be0d8249d9f7
SHA512

4a0df96a51b45817de63e0b312cffd7f6bcc8eb83b59d80dce4df525c6d7deb43905dff169818a9b17e655fd9bb59a5e835303e468f32e9f6e2d0c1ff99f05ad
SSDEEP

3072:xi49mEb06hs9BPEmmvt7dNbTqub9Un7WpVJBR13LSoAH7Dk0ZT:xH9RVaPEmsdHdbQUbd2H3

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/2120-1-0x0000000074E10000-0x0000000074E40000-memory.dmp	dridex_ldr
behavioral1/memory/2120-2-0x0000000074E10000-0x0000000074E40000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2360	2120	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 2156 wrote to memory of 2120	2156	rundll32.exe	30
PID 2156 wrote to memory of 2120	2156	rundll32.exe	30
PID 2156 wrote to memory of 2120	2156	rundll32.exe	30
PID 2156 wrote to memory of 2120	2156	rundll32.exe	30
PID 2156 wrote to memory of 2120	2156	rundll32.exe	30
PID 2156 wrote to memory of 2120	2156	rundll32.exe	30
PID 2156 wrote to memory of 2120	2156	rundll32.exe	30
PID 2120 wrote to memory of 2360	2120	rundll32.exe	32
PID 2120 wrote to memory of 2360	2120	rundll32.exe	32
PID 2120 wrote to memory of 2360	2120	rundll32.exe	32
PID 2120 wrote to memory of 2360	2120	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_c2a8343a46d65a836c6f1a16027fb2f593507fb1252e435c7cb4be0d8249d9f7.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2156
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_c2a8343a46d65a836c6f1a16027fb2f593507fb1252e435c7cb4be0d8249d9f7.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2120
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2120 -s 256
    3⤵
    - Program crash
    PID:2360

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/2120-0-0x00000000001F0000-0x00000000001F6000-memory.dmp

Filesize
24KB

Download
memory/2120-1-0x0000000074E10000-0x0000000074E40000-memory.dmp

Filesize
192KB

Download
memory/2120-3-0x00000000001F0000-0x00000000001F6000-memory.dmp

Filesize
24KB

Download
memory/2120-2-0x0000000074E10000-0x0000000074E40000-memory.dmp

Filesize
192KB

Download