dridex | b7afda72d5b621acd1c5c1a71be38cc6def0b063456f663b5f8624f37b0e24a3

Analysis

max time kernel
93s
max time network
149s
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, 09:55

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General

Target

JaffaCakes118_b7afda72d5b621acd1c5c1a71be38cc6def0b063456f663b5f8624f37b0e24a3.dll
Size

188KB
MD5

b6576582b852d84e5a8569e782d01400
SHA1

a0bbbc2f77100d29bb9e8ac91269679867e9a9f3
SHA256

b7afda72d5b621acd1c5c1a71be38cc6def0b063456f663b5f8624f37b0e24a3
SHA512

beaeba1e92877cddcef869b67eb11d14bc1917a794075fb82cb33729fb401e0ddbffb91f87dd341e64aff0767ce3d872d426632d3bb5ec7c1c551618456313db
SSDEEP

3072:IA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAo1o:IzIqATVfQeV2FZalKq6jtGJWuTmd

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
behavioral2/memory/4236-1-0x0000000074C90000-0x0000000074CC0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2772	4236	WerFault.exe	83

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 3708 wrote to memory of 4236	3708	rundll32.exe	83
PID 3708 wrote to memory of 4236	3708	rundll32.exe	83
PID 3708 wrote to memory of 4236	3708	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b7afda72d5b621acd1c5c1a71be38cc6def0b063456f663b5f8624f37b0e24a3.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3708
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b7afda72d5b621acd1c5c1a71be38cc6def0b063456f663b5f8624f37b0e24a3.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4236
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4236 -s 692
    3⤵
    - Program crash
    PID:2772

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4236 -ip 4236
1⤵
PID:4372

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/4236-0-0x0000000000F50000-0x0000000000F56000-memory.dmp

Filesize
24KB

Download
memory/4236-1-0x0000000074C90000-0x0000000074CC0000-memory.dmp

Filesize
192KB

Download
memory/4236-3-0x0000000000F50000-0x0000000000F56000-memory.dmp

Filesize
24KB

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