dridex | 750a77ce07de4dec69783cf5207671c1597a98826c771fb3cffc0c9014e1359c

Analysis

max time kernel
117s
max time network
118s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
24-12-2024 00:30

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General

Target

JaffaCakes118_750a77ce07de4dec69783cf5207671c1597a98826c771fb3cffc0c9014e1359c.dll
Size

188KB
MD5

5077d374ea0834002e8227ebe35f91d4
SHA1

92d02131350b41bb032546893d552dfad7062335
SHA256

750a77ce07de4dec69783cf5207671c1597a98826c771fb3cffc0c9014e1359c
SHA512

232ece59ee8fe5e8d0f361b7f213005b68d91a991a6ed4b3470d70524cc985df225cae276381f971caacf679740f44ea8af6b546f25cc673da8c1049506b0101
SSDEEP

3072:fteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIzH9qM:Hq7fYIHBZkTB6DWruUCOwjt

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/2396-1-0x0000000074540000-0x0000000074570000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2780	2396	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 2240 wrote to memory of 2396	2240	rundll32.exe	31
PID 2240 wrote to memory of 2396	2240	rundll32.exe	31
PID 2240 wrote to memory of 2396	2240	rundll32.exe	31
PID 2240 wrote to memory of 2396	2240	rundll32.exe	31
PID 2240 wrote to memory of 2396	2240	rundll32.exe	31
PID 2240 wrote to memory of 2396	2240	rundll32.exe	31
PID 2240 wrote to memory of 2396	2240	rundll32.exe	31
PID 2396 wrote to memory of 2780	2396	rundll32.exe	32
PID 2396 wrote to memory of 2780	2396	rundll32.exe	32
PID 2396 wrote to memory of 2780	2396	rundll32.exe	32
PID 2396 wrote to memory of 2780	2396	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_750a77ce07de4dec69783cf5207671c1597a98826c771fb3cffc0c9014e1359c.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2240
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_750a77ce07de4dec69783cf5207671c1597a98826c771fb3cffc0c9014e1359c.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2396
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2396 -s 300
    3⤵
    - Program crash
    PID:2780

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/2396-0-0x00000000001F0000-0x00000000001F6000-memory.dmp

Filesize
24KB

Download
memory/2396-1-0x0000000074540000-0x0000000074570000-memory.dmp

Filesize
192KB

Download
memory/2396-3-0x00000000001F0000-0x00000000001F6000-memory.dmp

Filesize
24KB

Download