dridex | fbbc3ecda0d30ea67d2a2f3fef0752d2330fe2382cc2f5f8e026693195e705a2

Analysis

max time kernel
120s
max time network
121s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
24/12/2024, 09:32

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General

Target

JaffaCakes118_fbbc3ecda0d30ea67d2a2f3fef0752d2330fe2382cc2f5f8e026693195e705a2.dll
Size

188KB
MD5

a709fe3bdbd853e3415908755a672f12
SHA1

5f7a761bd7b8e12ebe67bd2b6e525b4aa5a15371
SHA256

fbbc3ecda0d30ea67d2a2f3fef0752d2330fe2382cc2f5f8e026693195e705a2
SHA512

291d750fff5bad32664497f3489514164a3f198526edb6a13ed7d781656fb1256a36ee5ce50e2d345dca79fba34f19172369817a8a4946385619e650730cf742
SSDEEP

3072:kA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAouo:kzIqATVfQeV2FZalKq6jtGJWuTmd

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/2500-1-0x0000000075360000-0x0000000075390000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2560	2500	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 1804 wrote to memory of 2500	1804	rundll32.exe	30
PID 1804 wrote to memory of 2500	1804	rundll32.exe	30
PID 1804 wrote to memory of 2500	1804	rundll32.exe	30
PID 1804 wrote to memory of 2500	1804	rundll32.exe	30
PID 1804 wrote to memory of 2500	1804	rundll32.exe	30
PID 1804 wrote to memory of 2500	1804	rundll32.exe	30
PID 1804 wrote to memory of 2500	1804	rundll32.exe	30
PID 2500 wrote to memory of 2560	2500	rundll32.exe	32
PID 2500 wrote to memory of 2560	2500	rundll32.exe	32
PID 2500 wrote to memory of 2560	2500	rundll32.exe	32
PID 2500 wrote to memory of 2560	2500	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_fbbc3ecda0d30ea67d2a2f3fef0752d2330fe2382cc2f5f8e026693195e705a2.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1804
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_fbbc3ecda0d30ea67d2a2f3fef0752d2330fe2382cc2f5f8e026693195e705a2.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2500
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2500 -s 300
    3⤵
    - Program crash
    PID:2560

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/2500-0-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download
memory/2500-1-0x0000000075360000-0x0000000075390000-memory.dmp

Filesize
192KB

Download
memory/2500-3-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download