dridex | 804b6f67f890904f8b598450e8a3c32bd389b9543ae94e776324f55a305dedef

Analysis

max time kernel
93s
max time network
144s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
22-12-2024 03:55

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General

Target

JaffaCakes118_804b6f67f890904f8b598450e8a3c32bd389b9543ae94e776324f55a305dedef.dll
Size

184KB
MD5

02e29d72a7265f1f95adb6592036cc6b
SHA1

248c39d93aa94ee99e4b42d5da3b62fa01dbcb21
SHA256

804b6f67f890904f8b598450e8a3c32bd389b9543ae94e776324f55a305dedef
SHA512

19d041a8897306b36d0b6b2ba3f373b94c763c3607984b764175aaaa2980fe46ca6b65c8de3ceeb389dd9d381721665a0c30e7d829f9ab9944cc2ec9850490e3
SSDEEP

3072:riLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoTlzoxss7:riLVCIT4WK2z1W+CUHZj4Skq/eaoJoC

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

80.241.218.90:443

103.161.172.109:13786

87.98.128.76:5723

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/4840-0-0x0000000075500000-0x000000007552F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4428	4840	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 5020 wrote to memory of 4840	5020	rundll32.exe	83
PID 5020 wrote to memory of 4840	5020	rundll32.exe	83
PID 5020 wrote to memory of 4840	5020	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_804b6f67f890904f8b598450e8a3c32bd389b9543ae94e776324f55a305dedef.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:5020
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_804b6f67f890904f8b598450e8a3c32bd389b9543ae94e776324f55a305dedef.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4840
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4840 -s 616
    3⤵
    - Program crash
    PID:4428

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 188 -p 4840 -ip 4840
1⤵
PID:3096

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/4840-0-0x0000000075500000-0x000000007552F000-memory.dmp

Filesize
188KB

Download
memory/4840-2-0x0000000000C80000-0x0000000000C86000-memory.dmp

Filesize
24KB

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