dridex | bb7e980a97950938263b4c3d1ceabfc50ebebc65b18edc59cceffe5d86f4807a

Analysis

max time kernel
91s
max time network
16s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 21:57

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General

Target

JaffaCakes118_bb7e980a97950938263b4c3d1ceabfc50ebebc65b18edc59cceffe5d86f4807a.dll
Size

188KB
MD5

643c2f303ab7d740f22fd41cc8143c8f
SHA1

fcd3245109070c278e98fb0d13cc7f1a230d97e4
SHA256

bb7e980a97950938263b4c3d1ceabfc50ebebc65b18edc59cceffe5d86f4807a
SHA512

7f481abb986e45f00913a4389f7bdb46d5819e812588e3fbc7abd25b91adc33bc40f97313cdeeccea875726e01eb96060a99e02df2a41099562c9cddaf4d9dbf
SSDEEP

3072:rA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAoKo:rzIqATVfQeV2FZalKq6jtGJWuTmd

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/2344-1-0x0000000074B50000-0x0000000074B80000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2172	2344	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 2532 wrote to memory of 2344	2532	rundll32.exe	30
PID 2532 wrote to memory of 2344	2532	rundll32.exe	30
PID 2532 wrote to memory of 2344	2532	rundll32.exe	30
PID 2532 wrote to memory of 2344	2532	rundll32.exe	30
PID 2532 wrote to memory of 2344	2532	rundll32.exe	30
PID 2532 wrote to memory of 2344	2532	rundll32.exe	30
PID 2532 wrote to memory of 2344	2532	rundll32.exe	30
PID 2344 wrote to memory of 2172	2344	rundll32.exe	31
PID 2344 wrote to memory of 2172	2344	rundll32.exe	31
PID 2344 wrote to memory of 2172	2344	rundll32.exe	31
PID 2344 wrote to memory of 2172	2344	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_bb7e980a97950938263b4c3d1ceabfc50ebebc65b18edc59cceffe5d86f4807a.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2532
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_bb7e980a97950938263b4c3d1ceabfc50ebebc65b18edc59cceffe5d86f4807a.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2344
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2344 -s 300
    3⤵
    - Program crash
    PID:2172

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/2344-0-0x00000000001E0000-0x00000000001E6000-memory.dmp

Filesize
24KB

Download
memory/2344-1-0x0000000074B50000-0x0000000074B80000-memory.dmp

Filesize
192KB

Download
memory/2344-3-0x00000000001E0000-0x00000000001E6000-memory.dmp

Filesize
24KB

Download