dridex | 51e5fffbd21657f03c52859c530132218c48120c22570bc7b38578089f96a751

Analysis

max time kernel
26s
max time network
18s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
24-12-2024 02:49

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General

Target

JaffaCakes118_51e5fffbd21657f03c52859c530132218c48120c22570bc7b38578089f96a751.dll
Size

188KB
MD5

c8a9ff91a24eb419fe0bfde08ac21e43
SHA1

cac17af8f0fdcef3539d3cad3c84fb9679727528
SHA256

51e5fffbd21657f03c52859c530132218c48120c22570bc7b38578089f96a751
SHA512

20973b3115fa142dd5c12060a0c099ff750e280cac06c8c780890f61b847b57f6e7983ef5049499ec0b92f66ec79d7785d2196a25d66011a1768a5f7c3ffa85d
SSDEEP

3072:WA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAoZo:WzIqATVfQeV2FZalKq6jtGJWuTmd

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/3000-1-0x0000000074AF0000-0x0000000074B20000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
640	3000	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 2248 wrote to memory of 3000	2248	rundll32.exe	30
PID 2248 wrote to memory of 3000	2248	rundll32.exe	30
PID 2248 wrote to memory of 3000	2248	rundll32.exe	30
PID 2248 wrote to memory of 3000	2248	rundll32.exe	30
PID 2248 wrote to memory of 3000	2248	rundll32.exe	30
PID 2248 wrote to memory of 3000	2248	rundll32.exe	30
PID 2248 wrote to memory of 3000	2248	rundll32.exe	30
PID 3000 wrote to memory of 640	3000	rundll32.exe	31
PID 3000 wrote to memory of 640	3000	rundll32.exe	31
PID 3000 wrote to memory of 640	3000	rundll32.exe	31
PID 3000 wrote to memory of 640	3000	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_51e5fffbd21657f03c52859c530132218c48120c22570bc7b38578089f96a751.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2248
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_51e5fffbd21657f03c52859c530132218c48120c22570bc7b38578089f96a751.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3000
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3000 -s 308
    3⤵
    - Program crash
    PID:640

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/3000-0-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/3000-1-0x0000000074AF0000-0x0000000074B20000-memory.dmp

Filesize
192KB

Download
memory/3000-3-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

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