dridex | 73f98467d11faf6e2bf6b75d917ecb55282ead58d74a425fb162c1053cc6140e

Analysis

max time kernel
119s
max time network
123s
platform
windows7_x64
resource
win7-20241023-en
resource tags

arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
submitted
24-12-2024 00:05

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General

Target

JaffaCakes118_73f98467d11faf6e2bf6b75d917ecb55282ead58d74a425fb162c1053cc6140e.dll
Size

184KB
MD5

092826ede3f7839a50b74ab9d117efd9
SHA1

0b6b1ea8946c55906a739f7ff37fb88990e4232d
SHA256

73f98467d11faf6e2bf6b75d917ecb55282ead58d74a425fb162c1053cc6140e
SHA512

b48ce90df67781086a12b05616dbae4863410c32583d4e837c205cd19862c7a090669202adb864dedf44e92af391121d80d2ef8ddaea21e5495af35b2730f689
SSDEEP

3072:riLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaovlzoxss7:riLVCIT4WK2z1W+CUHZj4Skq/eaotoC

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

80.241.218.90:443

103.161.172.109:13786

87.98.128.76:5723

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/2616-1-0x00000000747C0000-0x00000000747EF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2652	2616	WerFault.exe	28

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 2968 wrote to memory of 2616	2968	rundll32.exe	28
PID 2968 wrote to memory of 2616	2968	rundll32.exe	28
PID 2968 wrote to memory of 2616	2968	rundll32.exe	28
PID 2968 wrote to memory of 2616	2968	rundll32.exe	28
PID 2968 wrote to memory of 2616	2968	rundll32.exe	28
PID 2968 wrote to memory of 2616	2968	rundll32.exe	28
PID 2968 wrote to memory of 2616	2968	rundll32.exe	28
PID 2616 wrote to memory of 2652	2616	rundll32.exe	29
PID 2616 wrote to memory of 2652	2616	rundll32.exe	29
PID 2616 wrote to memory of 2652	2616	rundll32.exe	29
PID 2616 wrote to memory of 2652	2616	rundll32.exe	29

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_73f98467d11faf6e2bf6b75d917ecb55282ead58d74a425fb162c1053cc6140e.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2968
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_73f98467d11faf6e2bf6b75d917ecb55282ead58d74a425fb162c1053cc6140e.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2616
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2616 -s 220
    3⤵
    - Program crash
    PID:2652

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/2616-0-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download
memory/2616-1-0x00000000747C0000-0x00000000747EF000-memory.dmp

Filesize
188KB

Download
memory/2616-3-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download