dridex | 41ebfd6fcc31dfa8b2f74150dd894d2a93f6518ab5d86a48f0db660a44b0e4eb

Analysis

max time kernel
92s
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
24-12-2024 00:00

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General

Target

JaffaCakes118_41ebfd6fcc31dfa8b2f74150dd894d2a93f6518ab5d86a48f0db660a44b0e4eb.dll
Size

161KB
MD5

0b336537a52e431cc9d94bf77c9172e9
SHA1

8d5c2bf4cb36bb9619912ab32ddda0dee94f7dae
SHA256

41ebfd6fcc31dfa8b2f74150dd894d2a93f6518ab5d86a48f0db660a44b0e4eb
SHA512

7340362435ccf3b5207b73e70d9e9582b4664b8fe9cd6b3dfb5950509c2db6d54af9f79f00b9985f4c1aa5c51130a90ada74d2f4c21627e350811e97949da5c4
SSDEEP

3072:ytSuywe6x1ACSZEuNtV+TkqDXkyzbMeJRL3CNa/U9fStrveyk8TZgEd2TGkFY:8nS62Fl+pkeJl3CvRStrFl+EYi

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/4924-1-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr
behavioral2/memory/4924-2-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1464	4924	WerFault.exe	82

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 3304 wrote to memory of 4924	3304	rundll32.exe	82
PID 3304 wrote to memory of 4924	3304	rundll32.exe	82
PID 3304 wrote to memory of 4924	3304	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_41ebfd6fcc31dfa8b2f74150dd894d2a93f6518ab5d86a48f0db660a44b0e4eb.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3304
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_41ebfd6fcc31dfa8b2f74150dd894d2a93f6518ab5d86a48f0db660a44b0e4eb.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4924
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4924 -s 720
    3⤵
    - Program crash
    PID:1464

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 4924 -ip 4924
1⤵
PID:4028

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/4924-0-0x0000000000EF0000-0x0000000000EF6000-memory.dmp

Filesize
24KB

Download
memory/4924-1-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/4924-2-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/4924-3-0x0000000000EF0000-0x0000000000EF6000-memory.dmp

Filesize
24KB

Download