dridex | cef345d2026256c6c7b8037bcd11dcfacdf5f6a96895b2d2dc3275426fcf55df

Analysis

max time kernel
117s
max time network
118s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 21:03

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General

Target

JaffaCakes118_cef345d2026256c6c7b8037bcd11dcfacdf5f6a96895b2d2dc3275426fcf55df.dll
Size

188KB
MD5

585bfa15418fa470232fc10c1903aa36
SHA1

271f384d8de7451341449a912acff8a61490a4ab
SHA256

cef345d2026256c6c7b8037bcd11dcfacdf5f6a96895b2d2dc3275426fcf55df
SHA512

053d899485e944d31a6ffcb169c92b2c9aed3854add0e8ab3426dac13056f5c8f379f72fa6a963fd915ea6485ecd71aade466cc17778ac3cdb06080ba49b7bf8
SSDEEP

3072:xA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAowo:xzIqATVfQeV2FZalKq6jtGJWuTmd

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

103.82.248.59:443

54.39.98.141:6602

103.109.247.8:10443

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/3064-1-0x00000000746B0000-0x00000000746E0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1920	3064	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 2672 wrote to memory of 3064	2672	rundll32.exe	30
PID 2672 wrote to memory of 3064	2672	rundll32.exe	30
PID 2672 wrote to memory of 3064	2672	rundll32.exe	30
PID 2672 wrote to memory of 3064	2672	rundll32.exe	30
PID 2672 wrote to memory of 3064	2672	rundll32.exe	30
PID 2672 wrote to memory of 3064	2672	rundll32.exe	30
PID 2672 wrote to memory of 3064	2672	rundll32.exe	30
PID 3064 wrote to memory of 1920	3064	rundll32.exe	32
PID 3064 wrote to memory of 1920	3064	rundll32.exe	32
PID 3064 wrote to memory of 1920	3064	rundll32.exe	32
PID 3064 wrote to memory of 1920	3064	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_cef345d2026256c6c7b8037bcd11dcfacdf5f6a96895b2d2dc3275426fcf55df.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2672
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_cef345d2026256c6c7b8037bcd11dcfacdf5f6a96895b2d2dc3275426fcf55df.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3064
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3064 -s 300
    3⤵
    - Program crash
    PID:1920

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/3064-0-0x00000000000E0000-0x00000000000E6000-memory.dmp

Filesize
24KB

Download
memory/3064-1-0x00000000746B0000-0x00000000746E0000-memory.dmp

Filesize
192KB

Download
memory/3064-3-0x00000000000E0000-0x00000000000E6000-memory.dmp

Filesize
24KB

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