dridex | 1baca645877a74e9663a05eadd439bc9bdaec4187822b32b8e0f5750af3eb4e3

Analysis

max time kernel
150s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
24-12-2024 11:05

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General

Target

JaffaCakes118_1baca645877a74e9663a05eadd439bc9bdaec4187822b32b8e0f5750af3eb4e3.dll
Size

170KB
MD5

1cca3d2b93d76073f627331697c3ee42
SHA1

f0b17d4ed3cd1cb30de69592bf45e2bf4fc28ccc
SHA256

1baca645877a74e9663a05eadd439bc9bdaec4187822b32b8e0f5750af3eb4e3
SHA512

d3ed4606448097285ed2046859df394235bd65a73a07fddef334f23d88fa8db718116a4596911fc9c21621deadc9d893c9db7674f80290d6162bda0e42145a99
SSDEEP

3072:5V/jTmL3X6TLhgZBxbvRS1ebSi75S5NNZ4n+whXVM9MWdo8erj:5V/jTe38LiI4Oi75izyn+4lm

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

210.65.244.187:443

162.241.41.92:2303

46.231.204.10:8172

185.183.159.100:4125

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
behavioral2/memory/4524-1-0x0000000074D20000-0x0000000074D4F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4224	4524	WerFault.exe	83

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 3 IoCs

description	pid	Process	procid_target
PID 1556 wrote to memory of 4524	1556	rundll32.exe	83
PID 1556 wrote to memory of 4524	1556	rundll32.exe	83
PID 1556 wrote to memory of 4524	1556	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_1baca645877a74e9663a05eadd439bc9bdaec4187822b32b8e0f5750af3eb4e3.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1556
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_1baca645877a74e9663a05eadd439bc9bdaec4187822b32b8e0f5750af3eb4e3.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4524
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4524 -s 660
    3⤵
    - Program crash
    PID:4224

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 4524 -ip 4524
1⤵
PID:5072

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/4524-0-0x0000000000B70000-0x0000000000B76000-memory.dmp

Filesize
24KB

Download
memory/4524-1-0x0000000074D20000-0x0000000074D4F000-memory.dmp

Filesize
188KB

Download
memory/4524-3-0x0000000000B70000-0x0000000000B76000-memory.dmp

Filesize
24KB

Download