dridex | 56ff756dde6ca1b60715bd24e7e4fae6bb7eb16635740c72e3e6dfb4b720726c

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20241023-en
resource tags

arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 19:54

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General

Target

JaffaCakes118_56ff756dde6ca1b60715bd24e7e4fae6bb7eb16635740c72e3e6dfb4b720726c.dll
Size

188KB
MD5

b70ddc5e9e08baf9324c926cb94f7f06
SHA1

3f8a3860d9cc4c2d22b8a272d173185a1f928f31
SHA256

56ff756dde6ca1b60715bd24e7e4fae6bb7eb16635740c72e3e6dfb4b720726c
SHA512

7129151a47c1e6f27177d4e261eab7008e0a53f332716b83b295652afe701f05cae47702f07e0baaa07f68c9717f5e7fbcf2ac1a2e0704ce09349ad2fa344cf7
SSDEEP

3072:JteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIzq9qM: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/1304-0-0x00000000754A0000-0x00000000754D0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2592	1304	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 2344 wrote to memory of 1304	2344	rundll32.exe	30
PID 2344 wrote to memory of 1304	2344	rundll32.exe	30
PID 2344 wrote to memory of 1304	2344	rundll32.exe	30
PID 2344 wrote to memory of 1304	2344	rundll32.exe	30
PID 2344 wrote to memory of 1304	2344	rundll32.exe	30
PID 2344 wrote to memory of 1304	2344	rundll32.exe	30
PID 2344 wrote to memory of 1304	2344	rundll32.exe	30
PID 1304 wrote to memory of 2592	1304	rundll32.exe	31
PID 1304 wrote to memory of 2592	1304	rundll32.exe	31
PID 1304 wrote to memory of 2592	1304	rundll32.exe	31
PID 1304 wrote to memory of 2592	1304	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_56ff756dde6ca1b60715bd24e7e4fae6bb7eb16635740c72e3e6dfb4b720726c.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2344
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_56ff756dde6ca1b60715bd24e7e4fae6bb7eb16635740c72e3e6dfb4b720726c.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1304
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1304 -s 300
    3⤵
    - Program crash
    PID:2592

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/1304-2-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

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memory/1304-0-0x00000000754A0000-0x00000000754D0000-memory.dmp

Filesize
192KB

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