dridex | e8e1abfdc3fbc608a9b549d2963e2a66516e103dde37bacdb9b1e05243855520

Analysis

max time kernel
121s
max time network
123s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
23/12/2024, 21:10

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General

Target

JaffaCakes118_e8e1abfdc3fbc608a9b549d2963e2a66516e103dde37bacdb9b1e05243855520.dll
Size

188KB
MD5

d66ae0ec9b6cd6856d467c625b62720f
SHA1

3aa3678e26fd692a51dc0a951b7ffbd29bc16abe
SHA256

e8e1abfdc3fbc608a9b549d2963e2a66516e103dde37bacdb9b1e05243855520
SHA512

beb6976910e373b40ecbc96d389724ebfa47fb908a65071e99838c08a127cf393fec26dcf0ef3d6639d773a7f85667008c92bbd8cfc92fe9a97eebbff47471cf
SSDEEP

3072:AA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAogo: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/2884-1-0x0000000074CA0000-0x0000000074CD0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2812	2884	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 2736 wrote to memory of 2884	2736	rundll32.exe	30
PID 2736 wrote to memory of 2884	2736	rundll32.exe	30
PID 2736 wrote to memory of 2884	2736	rundll32.exe	30
PID 2736 wrote to memory of 2884	2736	rundll32.exe	30
PID 2736 wrote to memory of 2884	2736	rundll32.exe	30
PID 2736 wrote to memory of 2884	2736	rundll32.exe	30
PID 2736 wrote to memory of 2884	2736	rundll32.exe	30
PID 2884 wrote to memory of 2812	2884	rundll32.exe	31
PID 2884 wrote to memory of 2812	2884	rundll32.exe	31
PID 2884 wrote to memory of 2812	2884	rundll32.exe	31
PID 2884 wrote to memory of 2812	2884	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e8e1abfdc3fbc608a9b549d2963e2a66516e103dde37bacdb9b1e05243855520.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2736
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e8e1abfdc3fbc608a9b549d2963e2a66516e103dde37bacdb9b1e05243855520.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2884
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2884 -s 300
    3⤵
    - Program crash
    PID:2812

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/2884-0-0x00000000002A0000-0x00000000002A6000-memory.dmp

Filesize
24KB

Download
memory/2884-1-0x0000000074CA0000-0x0000000074CD0000-memory.dmp

Filesize
192KB

Download
memory/2884-3-0x00000000002A0000-0x00000000002A6000-memory.dmp

Filesize
24KB

Download