dridex | 1c44656e06ca4ebdd5acfe8ee6aeb66024b64908203cafd588293e1a9b883d1f

Analysis

max time kernel
120s
max time network
121s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
24/12/2024, 03:25

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General

Target

JaffaCakes118_1c44656e06ca4ebdd5acfe8ee6aeb66024b64908203cafd588293e1a9b883d1f.dll
Size

188KB
MD5

40a74540c2aab3b34cf90e046afc6c42
SHA1

d287fee5b8051b03c754aa4fbe0dc6dc377233c3
SHA256

1c44656e06ca4ebdd5acfe8ee6aeb66024b64908203cafd588293e1a9b883d1f
SHA512

afd18d88f4ec4c7d340781a366ed192ed328697d24ee1996dc2ea301ac1a933cf324a562aacc2b78a2edddaaec585bce3eac767ac8ec4864eb81480b7c5a2dc4
SSDEEP

3072:hA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAozo:hzIqATVfQeV2FZalKq6jtGJWuTmd

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/2620-1-0x0000000074B90000-0x0000000074BC0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2616	2620	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 3060 wrote to memory of 2620	3060	rundll32.exe	31
PID 3060 wrote to memory of 2620	3060	rundll32.exe	31
PID 3060 wrote to memory of 2620	3060	rundll32.exe	31
PID 3060 wrote to memory of 2620	3060	rundll32.exe	31
PID 3060 wrote to memory of 2620	3060	rundll32.exe	31
PID 3060 wrote to memory of 2620	3060	rundll32.exe	31
PID 3060 wrote to memory of 2620	3060	rundll32.exe	31
PID 2620 wrote to memory of 2616	2620	rundll32.exe	32
PID 2620 wrote to memory of 2616	2620	rundll32.exe	32
PID 2620 wrote to memory of 2616	2620	rundll32.exe	32
PID 2620 wrote to memory of 2616	2620	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_1c44656e06ca4ebdd5acfe8ee6aeb66024b64908203cafd588293e1a9b883d1f.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3060
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_1c44656e06ca4ebdd5acfe8ee6aeb66024b64908203cafd588293e1a9b883d1f.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2620
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2620 -s 300
    3⤵
    - Program crash
    PID:2616

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/2620-0-0x0000000000110000-0x0000000000116000-memory.dmp

Filesize
24KB

Download
memory/2620-1-0x0000000074B90000-0x0000000074BC0000-memory.dmp

Filesize
192KB

Download
memory/2620-3-0x0000000000110000-0x0000000000116000-memory.dmp

Filesize
24KB

Download