dridex | 201a3fa98199d9934f7348e11710f9edf68edfbf708ec9912d23ba9496eb34b5

Analysis

max time kernel
148s
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 18:12

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General

Target

JaffaCakes118_201a3fa98199d9934f7348e11710f9edf68edfbf708ec9912d23ba9496eb34b5.dll
Size

184KB
MD5

dbb02b715a87f9e2ffcad3edbc76c4f2
SHA1

7d7a66e66f039bb5f10bc7313d8467a79feaf577
SHA256

201a3fa98199d9934f7348e11710f9edf68edfbf708ec9912d23ba9496eb34b5
SHA512

feb4e912c7fdd6885c9387ab75a617c481839c1dea45df44e95485e82a95f3e953200e46d7153565e14336c21e6c58e3fd86bbad0f7a9f3f84940f267f98f0de
SSDEEP

3072:7uwfhNXphcqs2tJYsoa9Xibolk0CtPBU1jhhF8ZJ8fDo4K3lmsb:57TXYsd9SkONU1jKGlAlm

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 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral2/memory/4156-1-0x0000000074E90000-0x0000000074EC0000-memory.dmp	dridex_ldr
behavioral2/memory/4156-2-0x0000000074E90000-0x0000000074EC0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1388	4156	WerFault.exe	82

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 4256 wrote to memory of 4156	4256	rundll32.exe	82
PID 4256 wrote to memory of 4156	4256	rundll32.exe	82
PID 4256 wrote to memory of 4156	4256	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_201a3fa98199d9934f7348e11710f9edf68edfbf708ec9912d23ba9496eb34b5.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4256
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_201a3fa98199d9934f7348e11710f9edf68edfbf708ec9912d23ba9496eb34b5.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4156
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4156 -s 624
    3⤵
    - Program crash
    PID:1388

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4156 -ip 4156
1⤵
PID:5108

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/4156-0-0x0000000000660000-0x0000000000666000-memory.dmp

Filesize
24KB

Download
memory/4156-1-0x0000000074E90000-0x0000000074EC0000-memory.dmp

Filesize
192KB

Download
memory/4156-2-0x0000000074E90000-0x0000000074EC0000-memory.dmp

Filesize
192KB

Download
memory/4156-3-0x0000000000660000-0x0000000000666000-memory.dmp

Filesize
24KB

Download