dridex | d9bfd2b4cb4db61d3ace999b4aef52806328fefda9cd8ba1b5242a74f5c69cc7

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30/12/2024, 21:01

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General

Target

JaffaCakes118_d9bfd2b4cb4db61d3ace999b4aef52806328fefda9cd8ba1b5242a74f5c69cc7.dll
Size

188KB
MD5

b4468bde84c843b4d0eb7e12ed55fdbd
SHA1

03af97eb3b6a31fa3c89b74f590b6557cd3c0f66
SHA256

d9bfd2b4cb4db61d3ace999b4aef52806328fefda9cd8ba1b5242a74f5c69cc7
SHA512

2e3802fb7235eefa46a66ade4bd407148c16574649c42c6b21186781c93654f698098d4c4f494d4c37dbbdcbe8f7e8be8768b7ece86f20fd29e0712a566a128f
SSDEEP

3072:pA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAoTo:pzIqATVfQeV2FZalKq6jtGJWuTmd

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

103.82.248.59:443

54.39.98.141:6602

103.109.247.8:10443

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/2100-1-0x0000000074670000-0x00000000746A0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1800	2100	WerFault.exe	32

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 1728 wrote to memory of 2100	1728	rundll32.exe	32
PID 1728 wrote to memory of 2100	1728	rundll32.exe	32
PID 1728 wrote to memory of 2100	1728	rundll32.exe	32
PID 1728 wrote to memory of 2100	1728	rundll32.exe	32
PID 1728 wrote to memory of 2100	1728	rundll32.exe	32
PID 1728 wrote to memory of 2100	1728	rundll32.exe	32
PID 1728 wrote to memory of 2100	1728	rundll32.exe	32
PID 2100 wrote to memory of 1800	2100	rundll32.exe	33
PID 2100 wrote to memory of 1800	2100	rundll32.exe	33
PID 2100 wrote to memory of 1800	2100	rundll32.exe	33
PID 2100 wrote to memory of 1800	2100	rundll32.exe	33

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_d9bfd2b4cb4db61d3ace999b4aef52806328fefda9cd8ba1b5242a74f5c69cc7.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1728
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_d9bfd2b4cb4db61d3ace999b4aef52806328fefda9cd8ba1b5242a74f5c69cc7.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2100
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2100 -s 300
    3⤵
    - Program crash
    PID:1800

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/2100-0-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/2100-1-0x0000000074670000-0x00000000746A0000-memory.dmp

Filesize
192KB

Download
memory/2100-3-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download