dridex | fd1dd26fb51b38a95b3f3cca88ad489b8054795cec2380ad1e2ea444b1fb7cfc

Analysis

max time kernel
93s
max time network
144s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
21-12-2024 16:44

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General

Target

fd1dd26fb51b38a95b3f3cca88ad489b8054795cec2380ad1e2ea444b1fb7cfc.dll
Size

184KB
MD5

8dc175e3327701aaf06b15616a3d3c80
SHA1

391fa6c18c48ffda38a0236b1491fef59ab4d333
SHA256

fd1dd26fb51b38a95b3f3cca88ad489b8054795cec2380ad1e2ea444b1fb7cfc
SHA512

b8abcaacfc98e37bdac06aed29a9bfb5a3d8f46a8897d70500b7a1723f0ea1e1a4501df30b10f170623142d1167706e978a273ae5da5bffcdd790a6696dd38e5
SSDEEP

3072:riLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eao1lzoxss7:riLVCIT4WK2z1W+CUHZj4Skq/eaoboC

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
behavioral2/memory/1280-0-0x00000000758E0000-0x000000007590F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4428	1280	WerFault.exe	82

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 3 IoCs

description	pid	Process	procid_target
PID 440 wrote to memory of 1280	440	rundll32.exe	82
PID 440 wrote to memory of 1280	440	rundll32.exe	82
PID 440 wrote to memory of 1280	440	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\fd1dd26fb51b38a95b3f3cca88ad489b8054795cec2380ad1e2ea444b1fb7cfc.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:440
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\fd1dd26fb51b38a95b3f3cca88ad489b8054795cec2380ad1e2ea444b1fb7cfc.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1280
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1280 -s 620
    3⤵
    - Program crash
    PID:4428

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 1280 -ip 1280
1⤵
PID:3300

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/1280-0-0x00000000758E0000-0x000000007590F000-memory.dmp

Filesize
188KB

Download
memory/1280-2-0x00000000015A0000-0x00000000015A6000-memory.dmp

Filesize
24KB

Download