dridex | 0b8174d6973e81a1a0f202c23ecd046946f536dbcb40217ce3b897eb27a1cd8b

Analysis

max time kernel
93s
max time network
145s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
25-12-2024 07:13

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General

Target

JaffaCakes118_0b8174d6973e81a1a0f202c23ecd046946f536dbcb40217ce3b897eb27a1cd8b.dll
Size

161KB
MD5

471daf64e5895a221ab336f3a9cf8cb6
SHA1

bf5e98cbeb7e37e8d9cf2473ad50f2c7c93b7cee
SHA256

0b8174d6973e81a1a0f202c23ecd046946f536dbcb40217ce3b897eb27a1cd8b
SHA512

94dd77217b5e3d12b71c32b062d5421e68b9c104d4359713ccd8c3044193bb9b86e6b66873404659eefca7dfefc18714df7fddc177c6824b44b74e55227481e4
SSDEEP

3072:inSuywe6x1ACSZEuNtV+TkqDXkyzbMeJRL3CNa/U9fStrveyk8TZgEd2xGkFY:6nS62Fl+pkeJl3CvRStrFl+EY0

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

78.46.73.125:443

185.148.168.26:2303

66.113.160.126:8172

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/4840-1-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr
behavioral2/memory/4840-2-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4920	4840	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 3604 wrote to memory of 4840	3604	rundll32.exe	84
PID 3604 wrote to memory of 4840	3604	rundll32.exe	84
PID 3604 wrote to memory of 4840	3604	rundll32.exe	84

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_0b8174d6973e81a1a0f202c23ecd046946f536dbcb40217ce3b897eb27a1cd8b.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3604
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_0b8174d6973e81a1a0f202c23ecd046946f536dbcb40217ce3b897eb27a1cd8b.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 712
    3⤵
    - Program crash
    PID:4920

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4840 -ip 4840
1⤵
PID:1888

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/4840-0-0x0000000000DC0000-0x0000000000DC6000-memory.dmp

Filesize
24KB

Download
memory/4840-1-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/4840-2-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/4840-3-0x0000000000DC0000-0x0000000000DC6000-memory.dmp

Filesize
24KB

Download