dridex | 2f67a253382d630c198af87773705cda02e95dd44238bd15cb0cad2100035f54

Analysis

max time kernel
93s
max time network
141s
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 01:32

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General

Target

JaffaCakes118_2f67a253382d630c198af87773705cda02e95dd44238bd15cb0cad2100035f54.dll
Size

177KB
MD5

8029c15e9ab939c165d0a704d79d7f27
SHA1

d9733cccc66f2ceba767fb316f7a30bc46dfb5b6
SHA256

2f67a253382d630c198af87773705cda02e95dd44238bd15cb0cad2100035f54
SHA512

2e8afb4665975f0a8756f13d69d333941a1d4791950845ce08f475f2739f023381b62ad2aa96352ff3baa3a4a2af146d0e2639a74bbcb76b50910d1b5b2e1b6e
SSDEEP

3072:YuCmyBVtWxZCOCA4Hpl1tv18FTETA8ocya/OyoSJPAacbnid8DOHPJ+HJ:kzWxkOP4p2EesvcDi6DOHPJ

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

144.76.1.150:443

50.249.212.98:23399

104.168.154.79:5007

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/4024-1-0x00000000756E0000-0x0000000075711000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4744	4024	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 4420 wrote to memory of 4024	4420	rundll32.exe	84
PID 4420 wrote to memory of 4024	4420	rundll32.exe	84
PID 4420 wrote to memory of 4024	4420	rundll32.exe	84

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_2f67a253382d630c198af87773705cda02e95dd44238bd15cb0cad2100035f54.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4420
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_2f67a253382d630c198af87773705cda02e95dd44238bd15cb0cad2100035f54.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4024
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4024 -s 636
    3⤵
    - Program crash
    PID:4744

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4024 -ip 4024
1⤵
PID:3012

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/4024-0-0x0000000000AB0000-0x0000000000AB6000-memory.dmp

Filesize
24KB

Download
memory/4024-1-0x00000000756E0000-0x0000000075711000-memory.dmp

Filesize
196KB

Download
memory/4024-3-0x0000000000AB0000-0x0000000000AB6000-memory.dmp

Filesize
24KB

Download