dridex | 7717009ebeea11a25c05f4a6e56bbdc3da45a2a851d2fd5581825ed01eeb9268

Analysis

max time kernel
120s
max time network
123s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
21-12-2024 17:40

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General

Target

7717009ebeea11a25c05f4a6e56bbdc3da45a2a851d2fd5581825ed01eeb9268.dll
Size

184KB
MD5

70471fe84bb83bc3a9ba98d707087375
SHA1

655a6f97e4d9e6d676716c97aecbfc9dc2e1901e
SHA256

7717009ebeea11a25c05f4a6e56bbdc3da45a2a851d2fd5581825ed01eeb9268
SHA512

e015b64ec8d95e2644f06531b204334b667f8d8d7c7770cbbb931fbceaa68bb1231e642b7aebcf8c8abfcd1efc8f8ab7188798babe52b4fa4c47b89a3de6c252
SSDEEP

3072:liLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eao6lzoxss7:liLVCIT4WK2z1W+CUHZj4Skq/eaoQoC

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/2672-1-0x0000000074FF0000-0x000000007501F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2688	2672	WerFault.exe	30

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 2188 wrote to memory of 2672	2188	rundll32.exe	30
PID 2188 wrote to memory of 2672	2188	rundll32.exe	30
PID 2188 wrote to memory of 2672	2188	rundll32.exe	30
PID 2188 wrote to memory of 2672	2188	rundll32.exe	30
PID 2188 wrote to memory of 2672	2188	rundll32.exe	30
PID 2188 wrote to memory of 2672	2188	rundll32.exe	30
PID 2188 wrote to memory of 2672	2188	rundll32.exe	30
PID 2672 wrote to memory of 2688	2672	rundll32.exe	31
PID 2672 wrote to memory of 2688	2672	rundll32.exe	31
PID 2672 wrote to memory of 2688	2672	rundll32.exe	31
PID 2672 wrote to memory of 2688	2672	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\7717009ebeea11a25c05f4a6e56bbdc3da45a2a851d2fd5581825ed01eeb9268.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2188
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\7717009ebeea11a25c05f4a6e56bbdc3da45a2a851d2fd5581825ed01eeb9268.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2672
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2672 -s 220
    3⤵
    - Program crash
    PID:2688

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/2672-0-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/2672-1-0x0000000074FF0000-0x000000007501F000-memory.dmp

Filesize
188KB

Download
memory/2672-3-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download