dridex | 4745fd9344617d333c8888dd6a884641cc39f3557d09e196fcc6e0fcc960c660

Analysis

max time kernel
118s
max time network
119s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
24-12-2024 09:26

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General

Target

JaffaCakes118_4745fd9344617d333c8888dd6a884641cc39f3557d09e196fcc6e0fcc960c660.dll
Size

188KB
MD5

1ab21e34727fd5dd34e1c1860944e21e
SHA1

cf4551c237a4d3575d13ec84ca7353e2c008f6aa
SHA256

4745fd9344617d333c8888dd6a884641cc39f3557d09e196fcc6e0fcc960c660
SHA512

294bdcecefed6efd71112ef444a694b77d53d86b00ed34fb0f3bc27c4b92498c5dbe5f9439fee1736fd179098764d2b6a737bbdfb18d90a66b4d2b4d9d285fd7
SSDEEP

3072:SA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAoao:SzIqATVfQeV2FZalKq6jtGJWuTmd

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/3020-0-0x0000000074C00000-0x0000000074C30000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
572	3020	WerFault.exe	31

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 2124 wrote to memory of 3020	2124	rundll32.exe	31
PID 2124 wrote to memory of 3020	2124	rundll32.exe	31
PID 2124 wrote to memory of 3020	2124	rundll32.exe	31
PID 2124 wrote to memory of 3020	2124	rundll32.exe	31
PID 2124 wrote to memory of 3020	2124	rundll32.exe	31
PID 2124 wrote to memory of 3020	2124	rundll32.exe	31
PID 2124 wrote to memory of 3020	2124	rundll32.exe	31
PID 3020 wrote to memory of 572	3020	rundll32.exe	32
PID 3020 wrote to memory of 572	3020	rundll32.exe	32
PID 3020 wrote to memory of 572	3020	rundll32.exe	32
PID 3020 wrote to memory of 572	3020	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4745fd9344617d333c8888dd6a884641cc39f3557d09e196fcc6e0fcc960c660.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2124
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4745fd9344617d333c8888dd6a884641cc39f3557d09e196fcc6e0fcc960c660.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3020
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3020 -s 300
    3⤵
    - Program crash
    PID:572

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/3020-0-0x0000000074C00000-0x0000000074C30000-memory.dmp

Filesize
192KB

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memory/3020-2-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

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