dridex | 325fdd0892e441fd7524b98fdb12c7a788e46e6fba29c188d38e897460d86afe

Analysis

max time kernel
93s
max time network
124s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
04-10-2024 13:18

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General

Target

1381d29a2a7813dce46d209fca326ace_JaffaCakes118.dll
Size

184KB
MD5

1381d29a2a7813dce46d209fca326ace
SHA1

9e0daf0d291607b579c4e5454dfa043897154233
SHA256

325fdd0892e441fd7524b98fdb12c7a788e46e6fba29c188d38e897460d86afe
SHA512

bd2acfa081387242c4ebea8e678ee1f0fbc67db6dd5066b77bc039d49cf71edcda1211ab9507a613d6cc681ab158272a8c5a1d121ace235f1864ab5b2f62f460
SSDEEP

3072:BoPiHI0b3EcyGgkwMBk7aZcRtEwMn4q1jGohwHHSjyDmIY:BoP6I0FgkwMWNYKb

Score

10^/10

dridex 22203 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22203

103.75.201.2:443

158.223.1.108:6225

165.22.28.242:4664

rc4.plain

Signatures

Dridex
Dridex(known as Bugat/Cridex) is a form of malware that specializes in stealing bank credentials.
botnet dridex

Dridex Loader 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral2/memory/4728-1-0x0000000075770000-0x00000000757A0000-memory.dmp	dridex_ldr
behavioral2/memory/4728-2-0x0000000075770000-0x00000000757A0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1916	4728	WerFault.exe	81

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 3044 wrote to memory of 4728	3044	rundll32.exe	81
PID 3044 wrote to memory of 4728	3044	rundll32.exe	81
PID 3044 wrote to memory of 4728	3044	rundll32.exe	81

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\1381d29a2a7813dce46d209fca326ace_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3044
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\1381d29a2a7813dce46d209fca326ace_JaffaCakes118.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4728
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4728 -s 616
    3⤵
    - Program crash
    PID:1916

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 4728 -ip 4728
1⤵
PID:4624

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/4728-0-0x0000000000DA0000-0x0000000000DA6000-memory.dmp

Filesize
24KB

Download
memory/4728-1-0x0000000075770000-0x00000000757A0000-memory.dmp

Filesize
192KB

Download
memory/4728-3-0x0000000000DA0000-0x0000000000DA6000-memory.dmp

Filesize
24KB

Download
memory/4728-2-0x0000000075770000-0x00000000757A0000-memory.dmp

Filesize
192KB

Download