dridex | 00995874f5c61a305adfd117d5ccc980891d6a1afb5eb2fe5e0f6ed869ddfb7e

Analysis

max time kernel
128s
max time network
121s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 20:11

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General

Target

00995874f5c61a305adfd117d5ccc980891d6a1afb5eb2fe5e0f6ed869ddfb7e.dll
Size

154KB
MD5

983ba9c89dad996fa4168cd8b38c6732
SHA1

98a090dad6fb7483ecaba5df84afff3303c3774a
SHA256

00995874f5c61a305adfd117d5ccc980891d6a1afb5eb2fe5e0f6ed869ddfb7e
SHA512

0e1a8b8bec2099a3ea7d774b25e683766ba8a6727f16288bc14e28a77cd4e6baa3c62ddf63a1a29abf2b2db9210898eeb5986d56be6744d9f8819091e9f109c3
SSDEEP

3072:vZ+9Q25AHEf/2gUU7uZAOCIB0IgESXZyX/sS5eqLrNWBCm:eQeVf/2gUU76rDeIgESXZmYYa1

Score

10^/10

dridex 40111 botnet discovery evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40111

159.8.59.82:443

51.91.156.39:2303

67.196.50.240:8172

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/1920-1-0x0000000075270000-0x000000007529D000-memory.dmp	dridex_ldr
behavioral1/memory/1920-3-0x0000000075270000-0x000000007529D000-memory.dmp	dridex_ldr

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	rundll32.exe

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 7 IoCs

description	pid	Process	procid_target
PID 2532 wrote to memory of 1920	2532	rundll32.exe	30
PID 2532 wrote to memory of 1920	2532	rundll32.exe	30
PID 2532 wrote to memory of 1920	2532	rundll32.exe	30
PID 2532 wrote to memory of 1920	2532	rundll32.exe	30
PID 2532 wrote to memory of 1920	2532	rundll32.exe	30
PID 2532 wrote to memory of 1920	2532	rundll32.exe	30
PID 2532 wrote to memory of 1920	2532	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\00995874f5c61a305adfd117d5ccc980891d6a1afb5eb2fe5e0f6ed869ddfb7e.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2532
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\00995874f5c61a305adfd117d5ccc980891d6a1afb5eb2fe5e0f6ed869ddfb7e.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:1920

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

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/1920-0-0x00000000000C0000-0x00000000000C6000-memory.dmp

Filesize
24KB

Download
memory/1920-1-0x0000000075270000-0x000000007529D000-memory.dmp

Filesize
180KB

Download
memory/1920-4-0x00000000000C0000-0x00000000000C6000-memory.dmp

Filesize
24KB

Download
memory/1920-3-0x0000000075270000-0x000000007529D000-memory.dmp

Filesize
180KB

Download