dridex | 875bd2b1ca1b3b1ad951f04b885b5c98a6586bd83eb340dcd76bd39d2f4528db

Analysis

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

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
21-12-2024 18:16

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General

Target

JaffaCakes118_875bd2b1ca1b3b1ad951f04b885b5c98a6586bd83eb340dcd76bd39d2f4528db.dll
Size

184KB
MD5

2718cb35278a4d818ab0504331859e6d
SHA1

67c2e58fa13ff8d6d4599da9599f4c246618d4d9
SHA256

875bd2b1ca1b3b1ad951f04b885b5c98a6586bd83eb340dcd76bd39d2f4528db
SHA512

ec067b75d08045dc244b9222a38d364c8b254976a4da74bbe8fcc144725777f9762456afa1fef3a3ee38d98a1429cd6e4f0f51cab1f60054d3148f8ac3531a3a
SSDEEP

3072:guwfhNXphcqs2tJYsoa9Xibolk0CtPBU1jhhF8ZJ8fDo4KHlmsb:O7TXYsd9SkONU1jKGlUlm

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

103.75.201.2:443

158.223.1.108:6225

165.22.28.242:4664

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/2672-1-0x0000000074E90000-0x0000000074EC0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2836	2672	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 2892 wrote to memory of 2672	2892	rundll32.exe	30
PID 2892 wrote to memory of 2672	2892	rundll32.exe	30
PID 2892 wrote to memory of 2672	2892	rundll32.exe	30
PID 2892 wrote to memory of 2672	2892	rundll32.exe	30
PID 2892 wrote to memory of 2672	2892	rundll32.exe	30
PID 2892 wrote to memory of 2672	2892	rundll32.exe	30
PID 2892 wrote to memory of 2672	2892	rundll32.exe	30
PID 2672 wrote to memory of 2836	2672	rundll32.exe	31
PID 2672 wrote to memory of 2836	2672	rundll32.exe	31
PID 2672 wrote to memory of 2836	2672	rundll32.exe	31
PID 2672 wrote to memory of 2836	2672	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_875bd2b1ca1b3b1ad951f04b885b5c98a6586bd83eb340dcd76bd39d2f4528db.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2892
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_875bd2b1ca1b3b1ad951f04b885b5c98a6586bd83eb340dcd76bd39d2f4528db.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2672
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2672 -s 220
    3⤵
    - Program crash
    PID:2836

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/2672-0-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/2672-1-0x0000000074E90000-0x0000000074EC0000-memory.dmp

Filesize
192KB

Download
memory/2672-3-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download