dridex | b558af489ac70056dac940433970f35a7c818fbc294eea9a3db6da6e26640019

Analysis

max time kernel
119s
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 21:21

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General

Target

JaffaCakes118_b558af489ac70056dac940433970f35a7c818fbc294eea9a3db6da6e26640019.dll
Size

188KB
MD5

3bad0398220cbbc6d34c8c2f055baf27
SHA1

8378605dfa44f4a8cbe7300d781591099a981397
SHA256

b558af489ac70056dac940433970f35a7c818fbc294eea9a3db6da6e26640019
SHA512

3fa40be5f3dc63c747ac87f237dd193151d7b1ac5e5b40eba80fcc473ebeaa9c75347f51a3b9d16975e2dbc985ffb33b5507e5d6965ce64b2c3118416bd735b2
SSDEEP

3072:JteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIzo9qM:Fq7fYIHBZkTB6DWruUCOwjt

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/2660-1-0x0000000074A10000-0x0000000074A40000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2756	2660	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 2660	2364	rundll32.exe	30
PID 2364 wrote to memory of 2660	2364	rundll32.exe	30
PID 2364 wrote to memory of 2660	2364	rundll32.exe	30
PID 2364 wrote to memory of 2660	2364	rundll32.exe	30
PID 2364 wrote to memory of 2660	2364	rundll32.exe	30
PID 2364 wrote to memory of 2660	2364	rundll32.exe	30
PID 2364 wrote to memory of 2660	2364	rundll32.exe	30
PID 2660 wrote to memory of 2756	2660	rundll32.exe	31
PID 2660 wrote to memory of 2756	2660	rundll32.exe	31
PID 2660 wrote to memory of 2756	2660	rundll32.exe	31
PID 2660 wrote to memory of 2756	2660	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b558af489ac70056dac940433970f35a7c818fbc294eea9a3db6da6e26640019.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2364
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b558af489ac70056dac940433970f35a7c818fbc294eea9a3db6da6e26640019.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2660
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2660 -s 300
    3⤵
    - Program crash
    PID:2756

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/2660-0-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/2660-1-0x0000000074A10000-0x0000000074A40000-memory.dmp

Filesize
192KB

Download
memory/2660-3-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download