dridex | f791a4c044917433c02613fd4ac8a863b68e3fbb76e60bc062e1c2c2224a1f66

Analysis

max time kernel
119s
max time network
121s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
30/12/2024, 22:45

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General

Target

JaffaCakes118_f791a4c044917433c02613fd4ac8a863b68e3fbb76e60bc062e1c2c2224a1f66.dll
Size

188KB
MD5

4256ba263f1d88bf7212d307ad7ccc05
SHA1

a48499041bb897db9f70e8984f8575e0d97d1cda
SHA256

f791a4c044917433c02613fd4ac8a863b68e3fbb76e60bc062e1c2c2224a1f66
SHA512

a30fb67e04566dbfaecc0c4dcd905ecbc1028c524f7f630507d8818640cd496ef699f635c1dd0bac733b870eb914ba81f71d6298b67fd0844e15612c1a3f6e47
SSDEEP

3072:EteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIzm9qM:4q7fYIHBZkTB6DWruUCOwjt

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/612-0-0x0000000074F10000-0x0000000074F40000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2488	612	WerFault.exe	28

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 2844 wrote to memory of 612	2844	rundll32.exe	28
PID 2844 wrote to memory of 612	2844	rundll32.exe	28
PID 2844 wrote to memory of 612	2844	rundll32.exe	28
PID 2844 wrote to memory of 612	2844	rundll32.exe	28
PID 2844 wrote to memory of 612	2844	rundll32.exe	28
PID 2844 wrote to memory of 612	2844	rundll32.exe	28
PID 2844 wrote to memory of 612	2844	rundll32.exe	28
PID 612 wrote to memory of 2488	612	rundll32.exe	29
PID 612 wrote to memory of 2488	612	rundll32.exe	29
PID 612 wrote to memory of 2488	612	rundll32.exe	29
PID 612 wrote to memory of 2488	612	rundll32.exe	29

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f791a4c044917433c02613fd4ac8a863b68e3fbb76e60bc062e1c2c2224a1f66.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2844
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f791a4c044917433c02613fd4ac8a863b68e3fbb76e60bc062e1c2c2224a1f66.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:612
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 612 -s 300
    3⤵
    - Program crash
    PID:2488

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/612-2-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

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memory/612-0-0x0000000074F10000-0x0000000074F40000-memory.dmp

Filesize
192KB

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