dridex | bf0b231e387bfcd3c74bb78175b65a724d09f90e3c3005c7981146ad202a4fcf

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
30-12-2024 23:52

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General

Target

JaffaCakes118_bf0b231e387bfcd3c74bb78175b65a724d09f90e3c3005c7981146ad202a4fcf.dll
Size

188KB
MD5

408fbde8f1b849e842cb4c98cc43c49d
SHA1

fe75a7efc7d70f633e24903682b530e910f07799
SHA256

bf0b231e387bfcd3c74bb78175b65a724d09f90e3c3005c7981146ad202a4fcf
SHA512

381f422e3d2aba59035fec34a0f9b8e3400b121e777bcdda22d79075f2b9a974007e6d081200846ab14c5671fb7419bf0545a2200e3f9a4b55f30edc3b7720cb
SSDEEP

3072:cteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIzW9qM:gq7fYIHBZkTB6DWruUCOwjt

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/1692-1-0x00000000753A0000-0x00000000753D0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1696	1692	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 1680 wrote to memory of 1692	1680	rundll32.exe	30
PID 1680 wrote to memory of 1692	1680	rundll32.exe	30
PID 1680 wrote to memory of 1692	1680	rundll32.exe	30
PID 1680 wrote to memory of 1692	1680	rundll32.exe	30
PID 1680 wrote to memory of 1692	1680	rundll32.exe	30
PID 1680 wrote to memory of 1692	1680	rundll32.exe	30
PID 1680 wrote to memory of 1692	1680	rundll32.exe	30
PID 1692 wrote to memory of 1696	1692	rundll32.exe	32
PID 1692 wrote to memory of 1696	1692	rundll32.exe	32
PID 1692 wrote to memory of 1696	1692	rundll32.exe	32
PID 1692 wrote to memory of 1696	1692	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_bf0b231e387bfcd3c74bb78175b65a724d09f90e3c3005c7981146ad202a4fcf.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1680
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_bf0b231e387bfcd3c74bb78175b65a724d09f90e3c3005c7981146ad202a4fcf.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1692
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1692 -s 300
    3⤵
    - Program crash
    PID:1696

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/1692-2-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

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memory/1692-1-0x00000000753A0000-0x00000000753D0000-memory.dmp

Filesize
192KB

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