dridex | 4514a84257917453f77bfaf3edbbd9eeb51eee902cd4db5509330d58f6076b1e

Analysis

max time kernel
122s
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 20:53

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General

Target

JaffaCakes118_4514a84257917453f77bfaf3edbbd9eeb51eee902cd4db5509330d58f6076b1e.dll
Size

188KB
MD5

99403f556040b80e906911e14e1b878d
SHA1

6fcf2fb30a6c18814d32f6fffc5cd629d317ed87
SHA256

4514a84257917453f77bfaf3edbbd9eeb51eee902cd4db5509330d58f6076b1e
SHA512

5b5735c3601458aa3864b9194f5b2b0fb702c89d08f52519f96ebdc5e3c346d84a0abf2a407d0af1cc7f0785df244919f33760b6b8654ac4f7e54832ca77e6ee
SSDEEP

3072:ZteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIzs9qM:1q7fYIHBZkTB6DWruUCOwjt

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/2512-1-0x0000000074AF0000-0x0000000074B20000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1988	2512	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 1668 wrote to memory of 2512	1668	rundll32.exe	31
PID 1668 wrote to memory of 2512	1668	rundll32.exe	31
PID 1668 wrote to memory of 2512	1668	rundll32.exe	31
PID 1668 wrote to memory of 2512	1668	rundll32.exe	31
PID 1668 wrote to memory of 2512	1668	rundll32.exe	31
PID 1668 wrote to memory of 2512	1668	rundll32.exe	31
PID 1668 wrote to memory of 2512	1668	rundll32.exe	31
PID 2512 wrote to memory of 1988	2512	rundll32.exe	32
PID 2512 wrote to memory of 1988	2512	rundll32.exe	32
PID 2512 wrote to memory of 1988	2512	rundll32.exe	32
PID 2512 wrote to memory of 1988	2512	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4514a84257917453f77bfaf3edbbd9eeb51eee902cd4db5509330d58f6076b1e.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1668
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4514a84257917453f77bfaf3edbbd9eeb51eee902cd4db5509330d58f6076b1e.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2512
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2512 -s 300
    3⤵
    - Program crash
    PID:1988

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

Replay Monitor

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Downloads

memory/2512-0-0x0000000000120000-0x0000000000126000-memory.dmp

Filesize
24KB

Download
memory/2512-1-0x0000000074AF0000-0x0000000074B20000-memory.dmp

Filesize
192KB

Download
memory/2512-3-0x0000000000120000-0x0000000000126000-memory.dmp

Filesize
24KB

Download