dridex | dc81e91f9c0e4576d58ca556605490cc0c7b5b2ffe031b405154bf7ab2604708

Analysis

max time kernel
148s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
30/12/2024, 17:50

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General

Target

JaffaCakes118_dc81e91f9c0e4576d58ca556605490cc0c7b5b2ffe031b405154bf7ab2604708.dll
Size

184KB
MD5

47e89fafc4b291adccf24900b57b1e5e
SHA1

e92494ab8ab7dcae92cd5202a79a36a03b07549d
SHA256

dc81e91f9c0e4576d58ca556605490cc0c7b5b2ffe031b405154bf7ab2604708
SHA512

b95bebed22e9270086342e80360823452e9feae8ccad061cfa014e37ddddd3afe1fb32f34f121551495ba16c0388b9e4bf0cf88d128d70bf63c83ed72d141441
SSDEEP

3072:C92qSmHOhnWpPI1ybmJIiC00PArIojHTYVBCn+rs3Ss3qLMTTrLA:C9NSMOEpQ1Q3ODAr+VL

Score

10^/10

dridex 22203 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22203

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 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral2/memory/2652-1-0x0000000074CD0000-0x0000000074CFF000-memory.dmp	dridex_ldr
behavioral2/memory/2652-2-0x0000000074CD0000-0x0000000074CFF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4788	2652	WerFault.exe	85

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 2664 wrote to memory of 2652	2664	rundll32.exe	85
PID 2664 wrote to memory of 2652	2664	rundll32.exe	85
PID 2664 wrote to memory of 2652	2664	rundll32.exe	85

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_dc81e91f9c0e4576d58ca556605490cc0c7b5b2ffe031b405154bf7ab2604708.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2664
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_dc81e91f9c0e4576d58ca556605490cc0c7b5b2ffe031b405154bf7ab2604708.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2652
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2652 -s 616
    3⤵
    - Program crash
    PID:4788

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 2652 -ip 2652
1⤵
PID:3744

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/2652-0-0x0000000000450000-0x0000000000456000-memory.dmp

Filesize
24KB

Download
memory/2652-1-0x0000000074CD0000-0x0000000074CFF000-memory.dmp

Filesize
188KB

Download
memory/2652-2-0x0000000074CD0000-0x0000000074CFF000-memory.dmp

Filesize
188KB

Download
memory/2652-3-0x0000000000450000-0x0000000000456000-memory.dmp

Filesize
24KB

Download