dridex | d33619c1d35bfb13b8a50a6a4c2709cf83c9d5df4c6dee0c491bcceed003b634

Analysis

max time kernel
94s
max time network
136s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
26-12-2024 20:18

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General

Target

JaffaCakes118_d33619c1d35bfb13b8a50a6a4c2709cf83c9d5df4c6dee0c491bcceed003b634.dll
Size

184KB
MD5

3bf4b01489c986d6bf008fd6ebfb520a
SHA1

dc8e66955150ce9c7d09027f8600898fae451643
SHA256

d33619c1d35bfb13b8a50a6a4c2709cf83c9d5df4c6dee0c491bcceed003b634
SHA512

3c0d218967c5dd9c5f03d75caa8f500f7e6bedb82ea2284e2cc1638a34b089900288d8ba879c62dcf2f905874193e3232d235db55cdffe0ac056b87dee9f3e85
SSDEEP

3072:PiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoFlzoxss7:PiLVCIT4WK2z1W+CUHZj4Skq/eaoLoC

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/4248-1-0x0000000074A20000-0x0000000074A4F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1844	4248	WerFault.exe	84

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 600 wrote to memory of 4248	600	rundll32.exe	84
PID 600 wrote to memory of 4248	600	rundll32.exe	84
PID 600 wrote to memory of 4248	600	rundll32.exe	84

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_d33619c1d35bfb13b8a50a6a4c2709cf83c9d5df4c6dee0c491bcceed003b634.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:600
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_d33619c1d35bfb13b8a50a6a4c2709cf83c9d5df4c6dee0c491bcceed003b634.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4248
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4248 -s 616
    3⤵
    - Program crash
    PID:1844

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4248 -ip 4248
1⤵
PID:264

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/4248-0-0x0000000000C10000-0x0000000000C16000-memory.dmp

Filesize
24KB

Download
memory/4248-1-0x0000000074A20000-0x0000000074A4F000-memory.dmp

Filesize
188KB

Download
memory/4248-3-0x0000000000C10000-0x0000000000C16000-memory.dmp

Filesize
24KB

Download