dridex | 64369f1e6ac7d3f7bd2af1f425b3863363364c3b4b4419de66c92e2e211b5320

Analysis

max time kernel
94s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
30-12-2024 20:03

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General

Target

JaffaCakes118_64369f1e6ac7d3f7bd2af1f425b3863363364c3b4b4419de66c92e2e211b5320.dll
Size

188KB
MD5

c7038e7c6eef896e63702f6cd0061595
SHA1

0215d4826c39e714d676cf1c763ff1ff7a252cb5
SHA256

64369f1e6ac7d3f7bd2af1f425b3863363364c3b4b4419de66c92e2e211b5320
SHA512

08a715e882d58aa13ee681d70b5735e5f09560f7542352995008f3fdc243d50f1c3e6452574a2718b8d8ba61c909b27afb88587e610692eb398e2640998adfa7
SSDEEP

3072:EA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAolo:EzIqATVfQeV2FZalKq6jtGJWuTmd

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/3884-1-0x00000000752A0000-0x00000000752D0000-memory.dmp	dridex_ldr
behavioral2/memory/3884-2-0x00000000752A0000-0x00000000752D0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3100	3884	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 4396 wrote to memory of 3884	4396	rundll32.exe	83
PID 4396 wrote to memory of 3884	4396	rundll32.exe	83
PID 4396 wrote to memory of 3884	4396	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_64369f1e6ac7d3f7bd2af1f425b3863363364c3b4b4419de66c92e2e211b5320.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4396
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_64369f1e6ac7d3f7bd2af1f425b3863363364c3b4b4419de66c92e2e211b5320.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3884
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3884 -s 664
    3⤵
    - Program crash
    PID:3100

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 3884 -ip 3884
1⤵
PID:4836

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/3884-0-0x0000000000810000-0x0000000000816000-memory.dmp

Filesize
24KB

Download
memory/3884-1-0x00000000752A0000-0x00000000752D0000-memory.dmp

Filesize
192KB

Download
memory/3884-3-0x0000000000810000-0x0000000000816000-memory.dmp

Filesize
24KB

Download
memory/3884-2-0x00000000752A0000-0x00000000752D0000-memory.dmp

Filesize
192KB

Download