dridex | b2cdf6ad7cb0f43b9af263bdcd49397c620fd47fba38a7d73cda1f5686828ebc

Analysis

max time kernel
118s
max time network
119s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
24-12-2024 09:27

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General

Target

JaffaCakes118_b2cdf6ad7cb0f43b9af263bdcd49397c620fd47fba38a7d73cda1f5686828ebc.dll
Size

188KB
MD5

9302d9a6281d88b79662e2bf7f5867e0
SHA1

fc7fafdfdc832363c3a1df262ab18e483291bc6c
SHA256

b2cdf6ad7cb0f43b9af263bdcd49397c620fd47fba38a7d73cda1f5686828ebc
SHA512

f3a688701751bed350226ad900d84e3df0dd81a94fe5dc14ceac49c149d59ea29d57880f56927549cd24d54cd77f84465b2ef69beafa3cb6a7327b6fbde40324
SSDEEP

3072:BteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIzD9qM:Nq7fYIHBZkTB6DWruUCOwjt

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/2280-1-0x0000000074D30000-0x0000000074D60000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2680	2280	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 2364 wrote to memory of 2280	2364	rundll32.exe	30
PID 2364 wrote to memory of 2280	2364	rundll32.exe	30
PID 2364 wrote to memory of 2280	2364	rundll32.exe	30
PID 2364 wrote to memory of 2280	2364	rundll32.exe	30
PID 2364 wrote to memory of 2280	2364	rundll32.exe	30
PID 2364 wrote to memory of 2280	2364	rundll32.exe	30
PID 2364 wrote to memory of 2280	2364	rundll32.exe	30
PID 2280 wrote to memory of 2680	2280	rundll32.exe	31
PID 2280 wrote to memory of 2680	2280	rundll32.exe	31
PID 2280 wrote to memory of 2680	2280	rundll32.exe	31
PID 2280 wrote to memory of 2680	2280	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b2cdf6ad7cb0f43b9af263bdcd49397c620fd47fba38a7d73cda1f5686828ebc.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2364
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b2cdf6ad7cb0f43b9af263bdcd49397c620fd47fba38a7d73cda1f5686828ebc.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2280
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2280 -s 300
    3⤵
    - Program crash
    PID:2680

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/2280-0-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/2280-1-0x0000000074D30000-0x0000000074D60000-memory.dmp

Filesize
192KB

Download
memory/2280-4-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download