dridex | f4be5eba96d26bd534e180cb8aa67f9f1c3f34090b25ab55c6f07db6f6b2ff67

Analysis

max time kernel
119s
max time network
121s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
24/12/2024, 01:33

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General

Target

JaffaCakes118_f4be5eba96d26bd534e180cb8aa67f9f1c3f34090b25ab55c6f07db6f6b2ff67.dll
Size

188KB
MD5

cbb1b3055aa3d5c08bdeb62315b95a28
SHA1

972c2edc97cc2d042ce88194cce0966f981b371b
SHA256

f4be5eba96d26bd534e180cb8aa67f9f1c3f34090b25ab55c6f07db6f6b2ff67
SHA512

efd8f41b743eff069d46287e310a322313f37db98c5f952b193582c942b201e192f7e93a1456f18207822fd297a9b34d94ca286d72fd9360e8f1397d23c2f4ee
SSDEEP

3072:4A8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAoWo:4zIqATVfQeV2FZalKq6jtGJWuTmd

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 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/1972-0-0x0000000074F20000-0x0000000074F50000-memory.dmp	dridex_ldr
behavioral1/memory/1972-3-0x0000000074F20000-0x0000000074F50000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1900	1972	WerFault.exe	28

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 1656 wrote to memory of 1972	1656	rundll32.exe	28
PID 1656 wrote to memory of 1972	1656	rundll32.exe	28
PID 1656 wrote to memory of 1972	1656	rundll32.exe	28
PID 1656 wrote to memory of 1972	1656	rundll32.exe	28
PID 1656 wrote to memory of 1972	1656	rundll32.exe	28
PID 1656 wrote to memory of 1972	1656	rundll32.exe	28
PID 1656 wrote to memory of 1972	1656	rundll32.exe	28
PID 1972 wrote to memory of 1900	1972	rundll32.exe	29
PID 1972 wrote to memory of 1900	1972	rundll32.exe	29
PID 1972 wrote to memory of 1900	1972	rundll32.exe	29
PID 1972 wrote to memory of 1900	1972	rundll32.exe	29

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f4be5eba96d26bd534e180cb8aa67f9f1c3f34090b25ab55c6f07db6f6b2ff67.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1656
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f4be5eba96d26bd534e180cb8aa67f9f1c3f34090b25ab55c6f07db6f6b2ff67.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1972
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1972 -s 300
    3⤵
    - Program crash
    PID:1900

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/1972-0-0x0000000074F20000-0x0000000074F50000-memory.dmp

Filesize
192KB

Download
memory/1972-2-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download
memory/1972-3-0x0000000074F20000-0x0000000074F50000-memory.dmp

Filesize
192KB

Download