dridex | 5cc980291c284db3ce1084a44de920a2a1a01d0496c666a4e842ed190f9be670

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
30/12/2024, 22:49 UTC

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General

Target

JaffaCakes118_5cc980291c284db3ce1084a44de920a2a1a01d0496c666a4e842ed190f9be670.dll
Size

184KB
MD5

caf76e6fda55ca9d6ea7aa37e3e74c79
SHA1

9713b19ff919d43d917e6c9b2c180387cb33c831
SHA256

5cc980291c284db3ce1084a44de920a2a1a01d0496c666a4e842ed190f9be670
SHA512

0cb89924ed0dabfc293d5f4a8492e113fbb6f96ec7c1ff07ad3daad88b7b1b451eb31d3608ebfe79c3937c99da52d3016e33e5af6bf79baa3b2d74696adef1dc
SSDEEP

3072:YgkQz1PuOprc+kq6VNOe3qbarVEpZlcbBacS9nOdgNdA4l:9PFkq6zOe5ilSanOqd

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

103.75.201.2:443

158.223.1.108:6225

165.22.28.242:4664

rc4.plain

1
KaFOTWRMoR1YwIux5lF0nBwfe5be1tbuvd

rc4.plain

1
Ra39vlO6cyQZ86AReFzbyefW9iAl9GnOxzuP11b53gsERGAHgaGWnMp2ms0CeVMp9c67YT8V

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/1812-0-0x0000000075240000-0x0000000075270000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2016	1812	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 1156 wrote to memory of 1812	1156	rundll32.exe	30
PID 1156 wrote to memory of 1812	1156	rundll32.exe	30
PID 1156 wrote to memory of 1812	1156	rundll32.exe	30
PID 1156 wrote to memory of 1812	1156	rundll32.exe	30
PID 1156 wrote to memory of 1812	1156	rundll32.exe	30
PID 1156 wrote to memory of 1812	1156	rundll32.exe	30
PID 1156 wrote to memory of 1812	1156	rundll32.exe	30
PID 1812 wrote to memory of 2016	1812	rundll32.exe	32
PID 1812 wrote to memory of 2016	1812	rundll32.exe	32
PID 1812 wrote to memory of 2016	1812	rundll32.exe	32
PID 1812 wrote to memory of 2016	1812	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5cc980291c284db3ce1084a44de920a2a1a01d0496c666a4e842ed190f9be670.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1156
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5cc980291c284db3ce1084a44de920a2a1a01d0496c666a4e842ed190f9be670.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1812
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1812 -s 220
    3⤵
    - Program crash
    PID:2016

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/1812-2-0x0000000000270000-0x0000000000276000-memory.dmp

Filesize
24KB

Download
memory/1812-0-0x0000000075240000-0x0000000075270000-memory.dmp

Filesize
192KB

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