dridex | 98f8ef1b62d6dfd477db92576850915932c4aa2af1bd8d159679de3d95529f02

Analysis

max time kernel
91s
max time network
157s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
25-12-2024 14:38

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General

Target

JaffaCakes118_98f8ef1b62d6dfd477db92576850915932c4aa2af1bd8d159679de3d95529f02.dll
Size

184KB
MD5

564cb9d82ecf1c1580cb019517bf804f
SHA1

88d7329462a3326bbacad29f9de96befa329bf8e
SHA256

98f8ef1b62d6dfd477db92576850915932c4aa2af1bd8d159679de3d95529f02
SHA512

4dbfd46b810233f97f162ed0571e4e4d47e44a43c11e3a87667f7757294bf764b5a5ed9c9edf442e97c92fe92e9a79e9198d46b21245fb634532e6156c10f69c
SSDEEP

3072:biLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoAlzoxss7:biLVCIT4WK2z1W+CUHZj4Skq/eao+oC

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/2184-1-0x0000000074970000-0x000000007499F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1336	2184	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 2144 wrote to memory of 2184	2144	rundll32.exe	83
PID 2144 wrote to memory of 2184	2144	rundll32.exe	83
PID 2144 wrote to memory of 2184	2144	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_98f8ef1b62d6dfd477db92576850915932c4aa2af1bd8d159679de3d95529f02.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2144
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_98f8ef1b62d6dfd477db92576850915932c4aa2af1bd8d159679de3d95529f02.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2184
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2184 -s 616
    3⤵
    - Program crash
    PID:1336

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2184 -ip 2184
1⤵
PID:3400

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/2184-0-0x0000000000790000-0x0000000000796000-memory.dmp

Filesize
24KB

Download
memory/2184-1-0x0000000074970000-0x000000007499F000-memory.dmp

Filesize
188KB

Download
memory/2184-3-0x0000000000790000-0x0000000000796000-memory.dmp

Filesize
24KB

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