dridex | 3b4235e31377a8be589f91b9ad521f6a3a4ed28a94146eb6c2b658615e63ab27

Analysis

max time kernel
15s
max time network
16s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 20:52

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General

Target

JaffaCakes118_3b4235e31377a8be589f91b9ad521f6a3a4ed28a94146eb6c2b658615e63ab27.dll
Size

177KB
MD5

6d221a51a97d24b090c6c5ae5fe22188
SHA1

4a84eda5551fea116677675d57763b28e3a5e87d
SHA256

3b4235e31377a8be589f91b9ad521f6a3a4ed28a94146eb6c2b658615e63ab27
SHA512

ee2e1084ecde6b3970a93690c103660ec420ac31a0385a659787806550c7293be54a817ceab5e7cd82bb2b9f8b8e2987fdfc52906ffcfce99225080a37acd749
SSDEEP

3072:QuCmyBVtWxZCOCA4Hpl1tv18FTETA8ocya/OyoSJPAacbnid8DOHPJ+HJ:8zWxkOP4p2EesvcDi6DOHPJ

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

144.76.1.150:443

50.249.212.98:23399

104.168.154.79:5007

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/1704-0-0x0000000075190000-0x00000000751C1000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2380	1704	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 2308 wrote to memory of 1704	2308	rundll32.exe	30
PID 2308 wrote to memory of 1704	2308	rundll32.exe	30
PID 2308 wrote to memory of 1704	2308	rundll32.exe	30
PID 2308 wrote to memory of 1704	2308	rundll32.exe	30
PID 2308 wrote to memory of 1704	2308	rundll32.exe	30
PID 2308 wrote to memory of 1704	2308	rundll32.exe	30
PID 2308 wrote to memory of 1704	2308	rundll32.exe	30
PID 1704 wrote to memory of 2380	1704	rundll32.exe	31
PID 1704 wrote to memory of 2380	1704	rundll32.exe	31
PID 1704 wrote to memory of 2380	1704	rundll32.exe	31
PID 1704 wrote to memory of 2380	1704	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3b4235e31377a8be589f91b9ad521f6a3a4ed28a94146eb6c2b658615e63ab27.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2308
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3b4235e31377a8be589f91b9ad521f6a3a4ed28a94146eb6c2b658615e63ab27.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1704
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1704 -s 220
    3⤵
    - Program crash
    PID:2380

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/1704-0-0x0000000075190000-0x00000000751C1000-memory.dmp

Filesize
196KB

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memory/1704-2-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

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