dridex | 34a7d262ad37fd257ce2b88b6857a05b4e8ecb76fcd05f11d100cf65c386b55e

Analysis

max time kernel
111s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
30-12-2024 23:56

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General

Target

JaffaCakes118_34a7d262ad37fd257ce2b88b6857a05b4e8ecb76fcd05f11d100cf65c386b55e.dll
Size

184KB
MD5

bd28d21d478357f47648c70e733ea60b
SHA1

a482f5e23d230f6bd2477f7546384162c97b2caa
SHA256

34a7d262ad37fd257ce2b88b6857a05b4e8ecb76fcd05f11d100cf65c386b55e
SHA512

6f2ebc4836b1c0d368e84e5aba416588c6737155e2dd122f3a8315044c0655a5acadb4bf664c5d402e98ddf3c9048bf567303c64ccb6f8774848132d6f74813c
SSDEEP

3072:1JQ6H3ykY88YOSs+k1TwEuTcMIznNuOzlr1Xznku9Luk0eJww8JOa//2uFrSc:+fYOX+wTScR/Xzku9LVwtuG

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

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 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral2/memory/4944-1-0x0000000074D80000-0x0000000074DAF000-memory.dmp	dridex_ldr
behavioral2/memory/4944-2-0x0000000074D80000-0x0000000074DAF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1064	4944	WerFault.exe	83

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 4452 wrote to memory of 4944	4452	rundll32.exe	83
PID 4452 wrote to memory of 4944	4452	rundll32.exe	83
PID 4452 wrote to memory of 4944	4452	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_34a7d262ad37fd257ce2b88b6857a05b4e8ecb76fcd05f11d100cf65c386b55e.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4452
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_34a7d262ad37fd257ce2b88b6857a05b4e8ecb76fcd05f11d100cf65c386b55e.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4944
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4944 -s 616
    3⤵
    - Program crash
    PID:1064

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 4944 -ip 4944
1⤵
PID:2060

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/4944-0-0x0000000000EF0000-0x0000000000EF6000-memory.dmp

Filesize
24KB

Download
memory/4944-1-0x0000000074D80000-0x0000000074DAF000-memory.dmp

Filesize
188KB

Download
memory/4944-2-0x0000000074D80000-0x0000000074DAF000-memory.dmp

Filesize
188KB

Download
memory/4944-3-0x0000000000EF0000-0x0000000000EF6000-memory.dmp

Filesize
24KB

Download