dridex | bc6bf7a8e4fc7690d4e719a451bce522eb14baa01e764d126d14fd33c8123b74

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
22/12/2024, 01:41

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General

Target

JaffaCakes118_bc6bf7a8e4fc7690d4e719a451bce522eb14baa01e764d126d14fd33c8123b74.dll
Size

184KB
MD5

c1982ccb22532a616d0398d97835ad0a
SHA1

3e5dfaf3bdd42c41fa40005422730f1148d005e2
SHA256

bc6bf7a8e4fc7690d4e719a451bce522eb14baa01e764d126d14fd33c8123b74
SHA512

d9855d57a5e4e2fe9fc96ea7eb80c1750dcfc6d57df0fb3a99935b9ea4ba9ca9aef32a141b2cc2e2dda036b55814dbeb7a4f0e9316d087e6b5ece7ecd666feaa
SSDEEP

3072:riLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoolzoxss7:riLVCIT4WK2z1W+CUHZj4Skq/eao2oC

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/2988-1-0x00000000751A0000-0x00000000751CF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2992	2988	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 2948 wrote to memory of 2988	2948	rundll32.exe	30
PID 2948 wrote to memory of 2988	2948	rundll32.exe	30
PID 2948 wrote to memory of 2988	2948	rundll32.exe	30
PID 2948 wrote to memory of 2988	2948	rundll32.exe	30
PID 2948 wrote to memory of 2988	2948	rundll32.exe	30
PID 2948 wrote to memory of 2988	2948	rundll32.exe	30
PID 2948 wrote to memory of 2988	2948	rundll32.exe	30
PID 2988 wrote to memory of 2992	2988	rundll32.exe	32
PID 2988 wrote to memory of 2992	2988	rundll32.exe	32
PID 2988 wrote to memory of 2992	2988	rundll32.exe	32
PID 2988 wrote to memory of 2992	2988	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_bc6bf7a8e4fc7690d4e719a451bce522eb14baa01e764d126d14fd33c8123b74.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2948
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_bc6bf7a8e4fc7690d4e719a451bce522eb14baa01e764d126d14fd33c8123b74.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2988
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2988 -s 220
    3⤵
    - Program crash
    PID:2992

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/2988-0-0x0000000000210000-0x0000000000216000-memory.dmp

Filesize
24KB

Download
memory/2988-1-0x00000000751A0000-0x00000000751CF000-memory.dmp

Filesize
188KB

Download
memory/2988-4-0x0000000000210000-0x0000000000216000-memory.dmp

Filesize
24KB

Download