dridex | 785793a1b9c5b6fc73b1d3a577ca4d2e3cef119733a7e49b42aa15994e10e78f

Analysis

max time kernel
66s
max time network
18s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
23/12/2024, 22:07

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General

Target

JaffaCakes118_785793a1b9c5b6fc73b1d3a577ca4d2e3cef119733a7e49b42aa15994e10e78f.dll
Size

188KB
MD5

899e094b181e1b356b02c581fc782ad6
SHA1

ec624ab18332cd3ae64be9e1e3a8368ca59fc8a5
SHA256

785793a1b9c5b6fc73b1d3a577ca4d2e3cef119733a7e49b42aa15994e10e78f
SHA512

ae709722637049275fac475354303568b04c8af9200e56162dcb84bdd60e253044bc586913e11b089fbfe2adb11eb00d1ba6b651dee1343ba01233bdd1338483
SSDEEP

3072:ZA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAoHo:ZzIqATVfQeV2FZalKq6jtGJWuTmd

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/2804-1-0x0000000074560000-0x0000000074590000-memory.dmp	dridex_ldr
behavioral1/memory/2804-2-0x0000000074560000-0x0000000074590000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2668	2804	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 2772 wrote to memory of 2804	2772	rundll32.exe	30
PID 2772 wrote to memory of 2804	2772	rundll32.exe	30
PID 2772 wrote to memory of 2804	2772	rundll32.exe	30
PID 2772 wrote to memory of 2804	2772	rundll32.exe	30
PID 2772 wrote to memory of 2804	2772	rundll32.exe	30
PID 2772 wrote to memory of 2804	2772	rundll32.exe	30
PID 2772 wrote to memory of 2804	2772	rundll32.exe	30
PID 2804 wrote to memory of 2668	2804	rundll32.exe	31
PID 2804 wrote to memory of 2668	2804	rundll32.exe	31
PID 2804 wrote to memory of 2668	2804	rundll32.exe	31
PID 2804 wrote to memory of 2668	2804	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_785793a1b9c5b6fc73b1d3a577ca4d2e3cef119733a7e49b42aa15994e10e78f.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2772
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_785793a1b9c5b6fc73b1d3a577ca4d2e3cef119733a7e49b42aa15994e10e78f.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2804
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2804 -s 308
    3⤵
    - Program crash
    PID:2668

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/2804-0-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/2804-1-0x0000000074560000-0x0000000074590000-memory.dmp

Filesize
192KB

Download
memory/2804-3-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/2804-2-0x0000000074560000-0x0000000074590000-memory.dmp

Filesize
192KB

Download