dridex | d569c75384a99b263fda90e1bd4b19a928618caa9458550e52780b1a38ae293d

Analysis

max time kernel
119s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
23-12-2024 23:18

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General

Target

JaffaCakes118_d569c75384a99b263fda90e1bd4b19a928618caa9458550e52780b1a38ae293d.dll
Size

171KB
MD5

97cefc6912d851f705342290af2f3a40
SHA1

90e2f37181a799a34cf795e1cddf114baa3c3623
SHA256

d569c75384a99b263fda90e1bd4b19a928618caa9458550e52780b1a38ae293d
SHA512

393cf26ae598a830a3763e43e4141094e125907f7919620349ed6796a746d96b8eea6dc48c9693abc04ee96f2e1142dd547449318ddd69b98f1211d8e8ffa29c
SSDEEP

3072:gi49mEb06hs9BPEmmvt7dNbTqub9Un7WpVJBR13LSoAH7Dk0ZT:gH9RVaPEmsdHdbQUbd2H3

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/2660-1-0x0000000074A30000-0x0000000074A60000-memory.dmp	dridex_ldr
behavioral1/memory/2660-2-0x0000000074A30000-0x0000000074A60000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2756	2660	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 2364 wrote to memory of 2660	2364	rundll32.exe	30
PID 2364 wrote to memory of 2660	2364	rundll32.exe	30
PID 2364 wrote to memory of 2660	2364	rundll32.exe	30
PID 2364 wrote to memory of 2660	2364	rundll32.exe	30
PID 2364 wrote to memory of 2660	2364	rundll32.exe	30
PID 2364 wrote to memory of 2660	2364	rundll32.exe	30
PID 2364 wrote to memory of 2660	2364	rundll32.exe	30
PID 2660 wrote to memory of 2756	2660	rundll32.exe	31
PID 2660 wrote to memory of 2756	2660	rundll32.exe	31
PID 2660 wrote to memory of 2756	2660	rundll32.exe	31
PID 2660 wrote to memory of 2756	2660	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_d569c75384a99b263fda90e1bd4b19a928618caa9458550e52780b1a38ae293d.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2364
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_d569c75384a99b263fda90e1bd4b19a928618caa9458550e52780b1a38ae293d.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2660
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2660 -s 256
    3⤵
    - Program crash
    PID:2756

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/2660-0-0x0000000000230000-0x0000000000236000-memory.dmp

Filesize
24KB

Download
memory/2660-1-0x0000000074A30000-0x0000000074A60000-memory.dmp

Filesize
192KB

Download
memory/2660-3-0x0000000000230000-0x0000000000236000-memory.dmp

Filesize
24KB

Download
memory/2660-2-0x0000000074A30000-0x0000000074A60000-memory.dmp

Filesize
192KB

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