dridex | fad6ed4a5ab2c40301ae9f687697e9b80a1933ec4f2e4407931484ff725b6544

Analysis

max time kernel
26s
max time network
19s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
30/12/2024, 19:29

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General

Target

JaffaCakes118_fad6ed4a5ab2c40301ae9f687697e9b80a1933ec4f2e4407931484ff725b6544.dll
Size

188KB
MD5

1b02ed0e949f1fc0d0c18084cb7ddde0
SHA1

a082942d4bce184aafa28f1d8d14e7ff88b659cb
SHA256

fad6ed4a5ab2c40301ae9f687697e9b80a1933ec4f2e4407931484ff725b6544
SHA512

d6acb76928f2f6234c5aa8a628983dfdff2ce5867fad332712404ca2611ba8b749154f1fc81ff0390a74c85617be927db9ef84e8b0957544a8a217d67e3d955d
SSDEEP

3072:AA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAobo:AzIqATVfQeV2FZalKq6jtGJWuTmd

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/3008-1-0x0000000074EC0000-0x0000000074EF0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2912	3008	WerFault.exe	29

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 2388 wrote to memory of 3008	2388	rundll32.exe	29
PID 2388 wrote to memory of 3008	2388	rundll32.exe	29
PID 2388 wrote to memory of 3008	2388	rundll32.exe	29
PID 2388 wrote to memory of 3008	2388	rundll32.exe	29
PID 2388 wrote to memory of 3008	2388	rundll32.exe	29
PID 2388 wrote to memory of 3008	2388	rundll32.exe	29
PID 2388 wrote to memory of 3008	2388	rundll32.exe	29
PID 3008 wrote to memory of 2912	3008	rundll32.exe	30
PID 3008 wrote to memory of 2912	3008	rundll32.exe	30
PID 3008 wrote to memory of 2912	3008	rundll32.exe	30
PID 3008 wrote to memory of 2912	3008	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_fad6ed4a5ab2c40301ae9f687697e9b80a1933ec4f2e4407931484ff725b6544.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2388
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_fad6ed4a5ab2c40301ae9f687697e9b80a1933ec4f2e4407931484ff725b6544.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3008
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3008 -s 308
    3⤵
    - Program crash
    PID:2912

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/3008-0-0x00000000000C0000-0x00000000000C6000-memory.dmp

Filesize
24KB

Download
memory/3008-1-0x0000000074EC0000-0x0000000074EF0000-memory.dmp

Filesize
192KB

Download
memory/3008-3-0x00000000000C0000-0x00000000000C6000-memory.dmp

Filesize
24KB

Download