dridex | 3537d8c94177ba0334ed9088ddf30f30601277af7eb6c241286355cbaeb17f1c

Analysis

max time kernel
149s
max time network
154s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
24-12-2024 10:11

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General

Target

JaffaCakes118_3537d8c94177ba0334ed9088ddf30f30601277af7eb6c241286355cbaeb17f1c.dll
Size

188KB
MD5

7cf889c28e360480175e83b4c6ab1122
SHA1

561e51abc3796f60ee06188ea1ad3e3ce23dce20
SHA256

3537d8c94177ba0334ed9088ddf30f30601277af7eb6c241286355cbaeb17f1c
SHA512

51c554fb7565dc9610597e77331b9ecdbf7f7694a42ae11192da08139ac68cd641bebc0b8b34da2618310274df767c981aa0f24d01b44133f1669efe150b1133
SSDEEP

3072:lA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAobo:lzIqATVfQeV2FZalKq6jtGJWuTmd

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
behavioral2/memory/4856-1-0x0000000075300000-0x0000000075330000-memory.dmp	dridex_ldr
behavioral2/memory/4856-2-0x0000000075300000-0x0000000075330000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1588	4856	WerFault.exe	85

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 3 IoCs

description	pid	Process	procid_target
PID 1804 wrote to memory of 4856	1804	rundll32.exe	85
PID 1804 wrote to memory of 4856	1804	rundll32.exe	85
PID 1804 wrote to memory of 4856	1804	rundll32.exe	85

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3537d8c94177ba0334ed9088ddf30f30601277af7eb6c241286355cbaeb17f1c.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1804
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3537d8c94177ba0334ed9088ddf30f30601277af7eb6c241286355cbaeb17f1c.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4856
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4856 -s 688
    3⤵
    - Program crash
    PID:1588

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 4856 -ip 4856
1⤵
PID:2684

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/4856-0-0x00000000003F0000-0x00000000003F6000-memory.dmp

Filesize
24KB

Download
memory/4856-1-0x0000000075300000-0x0000000075330000-memory.dmp

Filesize
192KB

Download
memory/4856-3-0x00000000003F0000-0x00000000003F6000-memory.dmp

Filesize
24KB

Download
memory/4856-2-0x0000000075300000-0x0000000075330000-memory.dmp

Filesize
192KB

Download