dridex | d0bd8afa82a074da975c72feba3708e9d1682c84f5a84e61bc9dd62acb330de9

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-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
behavioral1/memory/2572-0-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr
behavioral1/memory/2572-3-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2956	2572	WerFault.exe	31

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 2568 wrote to memory of 2572	2568	rundll32.exe	31
PID 2568 wrote to memory of 2572	2568	rundll32.exe	31
PID 2568 wrote to memory of 2572	2568	rundll32.exe	31
PID 2568 wrote to memory of 2572	2568	rundll32.exe	31
PID 2568 wrote to memory of 2572	2568	rundll32.exe	31
PID 2568 wrote to memory of 2572	2568	rundll32.exe	31
PID 2568 wrote to memory of 2572	2568	rundll32.exe	31
PID 2572 wrote to memory of 2956	2572	rundll32.exe	32
PID 2572 wrote to memory of 2956	2572	rundll32.exe	32
PID 2572 wrote to memory of 2956	2572	rundll32.exe	32
PID 2572 wrote to memory of 2956	2572	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\d0bd8afa82a074da975c72feba3708e9d1682c84f5a84e61bc9dd62acb330de9.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2568
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\d0bd8afa82a074da975c72feba3708e9d1682c84f5a84e61bc9dd62acb330de9.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2572
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2572 -s 256
    3⤵
    - Program crash
    PID:2956

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/2572-0-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/2572-2-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/2572-3-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download