dridex | d0bd8afa82a074da975c72feba3708e9d1682c84f5a84e61bc9dd62acb330de9

Analysis

max time kernel
91s
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
21-12-2024 16:03

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General

Target

d0bd8afa82a074da975c72feba3708e9d1682c84f5a84e61bc9dd62acb330de9.dll
Size

161KB
MD5

4f18acc61b4ccfccc3cbee79fd3d93c0
SHA1

f49ba34a717754af6614a472e85b82c99caeaf26
SHA256

d0bd8afa82a074da975c72feba3708e9d1682c84f5a84e61bc9dd62acb330de9
SHA512

2514da00bf946ed29ee867f3b14fba28a364ef7f85e48611853b70721a37f30f4727659352d13991463fce536c8c29c98b1aa258984bcb18d1953afd0753e8ee
SSDEEP

3072:uaSuywe6x1ACSZEuNtV+TkqDXkyzbMeJRL3CNa/U9fStrveyk8TZgEd2BGkFY:rnS62Fl+pkeJl3CvRStrFl+EYE

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/4212-1-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr
behavioral2/memory/4212-2-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3128	4212	WerFault.exe	81

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 416 wrote to memory of 4212	416	rundll32.exe	81
PID 416 wrote to memory of 4212	416	rundll32.exe	81
PID 416 wrote to memory of 4212	416	rundll32.exe	81

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\d0bd8afa82a074da975c72feba3708e9d1682c84f5a84e61bc9dd62acb330de9.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:416
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\d0bd8afa82a074da975c72feba3708e9d1682c84f5a84e61bc9dd62acb330de9.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4212
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4212 -s 712
    3⤵
    - Program crash
    PID:3128

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 4212 -ip 4212
1⤵
PID:2548

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/4212-0-0x0000000000A70000-0x0000000000A76000-memory.dmp

Filesize
24KB

Download
memory/4212-1-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/4212-3-0x0000000000A70000-0x0000000000A76000-memory.dmp

Filesize
24KB

Download
memory/4212-2-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download