dridex | ac7e32c63f9a56bf4c79fb06721f8faad68ae82a739eda4e41ee1975a3df10d9

Analysis

max time kernel
148s
max time network
150s
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 18:37

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General

Target

JaffaCakes118_ac7e32c63f9a56bf4c79fb06721f8faad68ae82a739eda4e41ee1975a3df10d9.dll
Size

188KB
MD5

c86b94bae1b2c71a11f5733536ed6411
SHA1

a7c82bac09aee4c7295438654599bb4e875cf27b
SHA256

ac7e32c63f9a56bf4c79fb06721f8faad68ae82a739eda4e41ee1975a3df10d9
SHA512

6f8b61c4016125ea0dd6365191ea46da9a45648d56744086aaa469430f425d6e0afe90d3255da89c38feed0b5b62de42cac88aca922fad130403c410dfcd26fd
SSDEEP

3072:oA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAoro:ozIqATVfQeV2FZalKq6jtGJWuTmd

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/4836-1-0x0000000074FC0000-0x0000000074FF0000-memory.dmp	dridex_ldr
behavioral2/memory/4836-2-0x0000000074FC0000-0x0000000074FF0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1676	4836	WerFault.exe	82

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 4120 wrote to memory of 4836	4120	rundll32.exe	82
PID 4120 wrote to memory of 4836	4120	rundll32.exe	82
PID 4120 wrote to memory of 4836	4120	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ac7e32c63f9a56bf4c79fb06721f8faad68ae82a739eda4e41ee1975a3df10d9.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4120
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ac7e32c63f9a56bf4c79fb06721f8faad68ae82a739eda4e41ee1975a3df10d9.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4836
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4836 -s 692
    3⤵
    - Program crash
    PID:1676

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 4836 -ip 4836
1⤵
PID:232

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

Replay Monitor

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Downloads

memory/4836-0-0x00000000010F0000-0x00000000010F6000-memory.dmp

Filesize
24KB

Download
memory/4836-1-0x0000000074FC0000-0x0000000074FF0000-memory.dmp

Filesize
192KB

Download
memory/4836-2-0x0000000074FC0000-0x0000000074FF0000-memory.dmp

Filesize
192KB

Download
memory/4836-3-0x00000000010F0000-0x00000000010F6000-memory.dmp

Filesize
24KB

Download