dridex | fe40684b6eb2c842b82f9b006c4f79bd5133f5e3dd60407ec842bc3716cfca93

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
23/12/2024, 17:30

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General

Target

JaffaCakes118_fe40684b6eb2c842b82f9b006c4f79bd5133f5e3dd60407ec842bc3716cfca93.dll
Size

188KB
MD5

dd8ed170e9225d364c56b2349961a85e
SHA1

9dbd2d2171e7365c43996789cd0878367d12481e
SHA256

fe40684b6eb2c842b82f9b006c4f79bd5133f5e3dd60407ec842bc3716cfca93
SHA512

e7a8617adda903d17fcce20a5ded5456be1a2e66c4a339bb0218753b9b46e95aceb53b15e289bf73193caf9042f3ff126a5254519be64c740112286a8ff9d97f
SSDEEP

3072:1teMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIz89qM:Rq7fYIHBZkTB6DWruUCOwjt

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

103.87.173.60:443

45.32.243.209:8116

207.180.208.54:4664

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/2404-1-0x00000000753C0000-0x00000000753F0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2540	2404	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 1692 wrote to memory of 2404	1692	rundll32.exe	30
PID 1692 wrote to memory of 2404	1692	rundll32.exe	30
PID 1692 wrote to memory of 2404	1692	rundll32.exe	30
PID 1692 wrote to memory of 2404	1692	rundll32.exe	30
PID 1692 wrote to memory of 2404	1692	rundll32.exe	30
PID 1692 wrote to memory of 2404	1692	rundll32.exe	30
PID 1692 wrote to memory of 2404	1692	rundll32.exe	30
PID 2404 wrote to memory of 2540	2404	rundll32.exe	32
PID 2404 wrote to memory of 2540	2404	rundll32.exe	32
PID 2404 wrote to memory of 2540	2404	rundll32.exe	32
PID 2404 wrote to memory of 2540	2404	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_fe40684b6eb2c842b82f9b006c4f79bd5133f5e3dd60407ec842bc3716cfca93.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1692
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_fe40684b6eb2c842b82f9b006c4f79bd5133f5e3dd60407ec842bc3716cfca93.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2404
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2404 -s 300
    3⤵
    - Program crash
    PID:2540

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/2404-0-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/2404-1-0x00000000753C0000-0x00000000753F0000-memory.dmp

Filesize
192KB

Download
memory/2404-3-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download