dridex | a51025008a8afb02b895aa4103a30e1caa1fe4c0fec22d4d2033692f88aeeacf

Analysis

max time kernel
82s
max time network
92s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
09-09-2024 10:22

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General

Target

ee7a67ce8f1eab06b65bc673ce972850N.dll
Size

236KB
MD5

ee7a67ce8f1eab06b65bc673ce972850
SHA1

d5568c3de188fc05fade3c9c365c29d1073c8037
SHA256

a51025008a8afb02b895aa4103a30e1caa1fe4c0fec22d4d2033692f88aeeacf
SHA512

7e8f0c48f697c715279ef55e519aea38f5e04f2846e3ccf5ac8d43c11ed41811605ad719e1976d09bb50b90dcee55ee4a032cba99fa21c24b94d297966d91287
SSDEEP

6144:V1G3WVIOY6Bdjehj+qudd96ou/6mv5wdC:V1GmSafShjYdd96z/6cwdC

Score

10^/10

dridex 111 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

111

52.73.70.149:443

8.4.9.152:3786

185.246.87.202:3098

50.116.111.64:5353

rc4.plain

Signatures

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

Dridex Loader 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral2/memory/3412-1-0x00000000757C0000-0x00000000757FD000-memory.dmp	dridex_ldr
behavioral2/memory/3412-4-0x00000000757C0000-0x00000000757FD000-memory.dmp	dridex_ldr

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 4616 wrote to memory of 3412	4616	rundll32.exe	85
PID 4616 wrote to memory of 3412	4616	rundll32.exe	85
PID 4616 wrote to memory of 3412	4616	rundll32.exe	85

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\ee7a67ce8f1eab06b65bc673ce972850N.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4616
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\ee7a67ce8f1eab06b65bc673ce972850N.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3412

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/3412-0-0x0000000000760000-0x0000000000766000-memory.dmp

Filesize
24KB

Download
memory/3412-1-0x00000000757C0000-0x00000000757FD000-memory.dmp

Filesize
244KB

Download
memory/3412-3-0x0000000000760000-0x0000000000766000-memory.dmp

Filesize
24KB

Download
memory/3412-4-0x00000000757C0000-0x00000000757FD000-memory.dmp

Filesize
244KB

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