dridex | cc567a505e3e4df6bdb9fc30e00ef41006a7d22159f7cadc99d291507d7dcc68

Analysis

max time kernel
117s
max time network
118s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
10/09/2024, 20:38 UTC

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General

Target

e92af5313a84ead5d5a42e167974c070N.dll
Size

179KB
MD5

e92af5313a84ead5d5a42e167974c070
SHA1

6ec334edc70f7fded9451b7cb82bb9b027137f92
SHA256

cc567a505e3e4df6bdb9fc30e00ef41006a7d22159f7cadc99d291507d7dcc68
SHA512

ede283bd83b814a2c7bbbb741eecaf3b1f845fcdcb040641e5477b764d0cde71e32956290f816ccb241fb4d2c2fc96d5d5945bf5067bffadf24b7f54d186ba82
SSDEEP

3072:MuCmyBVtWxZCOCA4Hpl1tv18FTETA8ocya/OyoSJPAacbnid8DOHPJ+HJG:AzWxkOP4p2EesvcDi6DOHPJF

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

1
YjbQeq5UMzLaqTuxGlME3hD5AZvvRe5dSrViGkA4D3iqQ

rc4.plain

1
5oO2mBtXHaMUXu5tCn6RiiaG0OpiGUDJgk3FMD9BEFejUNONblkzzEmo9zKtF

Signatures

Dridex
Dridex(known as Bugat/Cridex) is a form of malware that specializes in stealing bank credentials.
botnet dridex

Dridex Loader 1 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/2236-1-0x0000000074650000-0x0000000074681000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2680	2236	WerFault.exe	30

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 11 IoCs

description	pid	Process	procid_target
PID 2196 wrote to memory of 2236	2196	rundll32.exe	30
PID 2196 wrote to memory of 2236	2196	rundll32.exe	30
PID 2196 wrote to memory of 2236	2196	rundll32.exe	30
PID 2196 wrote to memory of 2236	2196	rundll32.exe	30
PID 2196 wrote to memory of 2236	2196	rundll32.exe	30
PID 2196 wrote to memory of 2236	2196	rundll32.exe	30
PID 2196 wrote to memory of 2236	2196	rundll32.exe	30
PID 2236 wrote to memory of 2680	2236	rundll32.exe	31
PID 2236 wrote to memory of 2680	2236	rundll32.exe	31
PID 2236 wrote to memory of 2680	2236	rundll32.exe	31
PID 2236 wrote to memory of 2680	2236	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\e92af5313a84ead5d5a42e167974c070N.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2196
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\e92af5313a84ead5d5a42e167974c070N.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2236
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2236 -s 220
    3⤵
    - Program crash
    PID:2680

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/2236-0-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/2236-1-0x0000000074650000-0x0000000074681000-memory.dmp

Filesize
196KB

Download
memory/2236-3-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download