dridex | 7c99e81e2fae95b34e35b08326815755c71ef2332c56f572d7fcc7c0b6b71c58

Analysis

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

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30/12/2024, 06:03

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General

Target

JaffaCakes118_7c99e81e2fae95b34e35b08326815755c71ef2332c56f572d7fcc7c0b6b71c58.dll
Size

188KB
MD5

662dc4c535dd8c2cbdc2ae7b76dcdfa1
SHA1

7e6804ceb1af6086b2766e42d954b3b5cfa20e8e
SHA256

7c99e81e2fae95b34e35b08326815755c71ef2332c56f572d7fcc7c0b6b71c58
SHA512

0f2b946715987a3ac6be876f16fa70b310dc925d2ffb04fff922e38dae8baeace3281e633308941532e94a79498d879ca6c849db6f0f30b8bede5b63ec4cb3f9
SSDEEP

3072:JteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIz19qM: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/1924-1-0x0000000074AD0000-0x0000000074B00000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2380	1924	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 2540 wrote to memory of 1924	2540	rundll32.exe	30
PID 2540 wrote to memory of 1924	2540	rundll32.exe	30
PID 2540 wrote to memory of 1924	2540	rundll32.exe	30
PID 2540 wrote to memory of 1924	2540	rundll32.exe	30
PID 2540 wrote to memory of 1924	2540	rundll32.exe	30
PID 2540 wrote to memory of 1924	2540	rundll32.exe	30
PID 2540 wrote to memory of 1924	2540	rundll32.exe	30
PID 1924 wrote to memory of 2380	1924	rundll32.exe	31
PID 1924 wrote to memory of 2380	1924	rundll32.exe	31
PID 1924 wrote to memory of 2380	1924	rundll32.exe	31
PID 1924 wrote to memory of 2380	1924	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7c99e81e2fae95b34e35b08326815755c71ef2332c56f572d7fcc7c0b6b71c58.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2540
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7c99e81e2fae95b34e35b08326815755c71ef2332c56f572d7fcc7c0b6b71c58.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1924
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1924 -s 300
    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/1924-0-0x00000000002A0000-0x00000000002A6000-memory.dmp

Filesize
24KB

Download
memory/1924-1-0x0000000074AD0000-0x0000000074B00000-memory.dmp

Filesize
192KB

Download
memory/1924-3-0x00000000002A0000-0x00000000002A6000-memory.dmp

Filesize
24KB

Download