dridex | 057d022d197dbfdc1dfa5148775268accdb8551545ff48034b2231b73653996e

Analysis

max time kernel
85s
max time network
94s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
04-01-2025 01:00

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General

Target

057d022d197dbfdc1dfa5148775268accdb8551545ff48034b2231b73653996eN.dll
Size

154KB
MD5

41de230f18cee87f443debf7cf6fabc0
SHA1

47f800859cb282d92edbda53492aa8b3b1d41b47
SHA256

057d022d197dbfdc1dfa5148775268accdb8551545ff48034b2231b73653996e
SHA512

c366097ca2057dd0fc6feff990bdf5740e5271fd79e311b63056abf76efbad55d914409434f1ad6a753f6a88530428023f6de79fa660a6f3f09126225addc4d1
SSDEEP

3072:tZ+9Q25AHEf/2gUU7uZAOCIB0IgESXZyX/sS5eqLrNWBC:8QeVf/2gUU76rDeIgESXZmYYa

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
behavioral2/memory/4296-0-0x0000000074B00000-0x0000000074B2D000-memory.dmp	dridex_ldr
behavioral2/memory/4296-3-0x0000000074B00000-0x0000000074B2D000-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 3 IoCs

description	pid	Process	procid_target
PID 3208 wrote to memory of 4296	3208	rundll32.exe	82
PID 3208 wrote to memory of 4296	3208	rundll32.exe	82
PID 3208 wrote to memory of 4296	3208	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\057d022d197dbfdc1dfa5148775268accdb8551545ff48034b2231b73653996eN.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3208
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\057d022d197dbfdc1dfa5148775268accdb8551545ff48034b2231b73653996eN.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:4296

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/4296-0-0x0000000074B00000-0x0000000074B2D000-memory.dmp

Filesize
180KB

Download
memory/4296-2-0x0000000001170000-0x0000000001176000-memory.dmp

Filesize
24KB

Download
memory/4296-3-0x0000000074B00000-0x0000000074B2D000-memory.dmp

Filesize
180KB

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