dridex | fd6c20de4ccd833fa94a28d669e4031d1ff34986c5cd25607f6e86bed1f91245

Analysis

max time kernel
118s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30/12/2024, 17:23

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General

Target

JaffaCakes118_fd6c20de4ccd833fa94a28d669e4031d1ff34986c5cd25607f6e86bed1f91245.dll
Size

188KB
MD5

13107906a48f21e42d2b6613254e7b8b
SHA1

186ad828bd268907102bc55885fd72e3f2e68895
SHA256

fd6c20de4ccd833fa94a28d669e4031d1ff34986c5cd25607f6e86bed1f91245
SHA512

7b2c5b35d42b608c7abed75d6a8052eac932388f85c8270eef3a45e63bf504f352baf7ca2f302024acb2df80bc456e77dc9063f1eefb84901653cbf30414d422
SSDEEP

3072:HteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIz29qM:fq7fYIHBZkTB6DWruUCOwjt

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

103.87.173.60:443

45.32.243.209:8116

207.180.208.54:4664

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/2660-1-0x0000000074D90000-0x0000000074DC0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2788	2660	WerFault.exe	31

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 1388 wrote to memory of 2660	1388	rundll32.exe	31
PID 1388 wrote to memory of 2660	1388	rundll32.exe	31
PID 1388 wrote to memory of 2660	1388	rundll32.exe	31
PID 1388 wrote to memory of 2660	1388	rundll32.exe	31
PID 1388 wrote to memory of 2660	1388	rundll32.exe	31
PID 1388 wrote to memory of 2660	1388	rundll32.exe	31
PID 1388 wrote to memory of 2660	1388	rundll32.exe	31
PID 2660 wrote to memory of 2788	2660	rundll32.exe	32
PID 2660 wrote to memory of 2788	2660	rundll32.exe	32
PID 2660 wrote to memory of 2788	2660	rundll32.exe	32
PID 2660 wrote to memory of 2788	2660	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_fd6c20de4ccd833fa94a28d669e4031d1ff34986c5cd25607f6e86bed1f91245.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1388
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_fd6c20de4ccd833fa94a28d669e4031d1ff34986c5cd25607f6e86bed1f91245.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 300
    3⤵
    - Program crash
    PID:2788

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/2660-0-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/2660-1-0x0000000074D90000-0x0000000074DC0000-memory.dmp

Filesize
192KB

Download
memory/2660-3-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download