dridex | 5c936e2db0040737719ea56c32e839354fff133b12ebc343373415c5f4461490

Analysis

max time kernel
82s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
30-12-2024 22:19

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General

Target

JaffaCakes118_5c936e2db0040737719ea56c32e839354fff133b12ebc343373415c5f4461490.dll
Size

157KB
MD5

b6759f526ac82b22b74008e53be76468
SHA1

957b2ce9be07121df393254713268c93510742a0
SHA256

5c936e2db0040737719ea56c32e839354fff133b12ebc343373415c5f4461490
SHA512

716980b6f5246349e12673119e8b9c2de6dc547e7008d2ccc6b9b25ee776a138b88ab93494b0b33f8b436ca315363948a5dd34e57e2138ef0e95fb4a78794d0e
SSDEEP

3072:FXdgq2AQFBHNHrvCU0FoCGWi/isjLpWRGGJnHs9:TMHNLvC1FoCGx//Xq

Score

10^/10

dridex 40112 botnet discovery evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40112

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/632-1-0x0000000074FD0000-0x0000000074FFD000-memory.dmp	dridex_ldr
behavioral2/memory/632-4-0x0000000074FD0000-0x0000000074FFD000-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 1816 wrote to memory of 632	1816	rundll32.exe	82
PID 1816 wrote to memory of 632	1816	rundll32.exe	82
PID 1816 wrote to memory of 632	1816	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5c936e2db0040737719ea56c32e839354fff133b12ebc343373415c5f4461490.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1816
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5c936e2db0040737719ea56c32e839354fff133b12ebc343373415c5f4461490.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:632

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/632-0-0x0000000000EF0000-0x0000000000EF6000-memory.dmp

Filesize
24KB

Download
memory/632-1-0x0000000074FD0000-0x0000000074FFD000-memory.dmp

Filesize
180KB

Download
memory/632-3-0x0000000000EF0000-0x0000000000EF6000-memory.dmp

Filesize
24KB

Download
memory/632-4-0x0000000074FD0000-0x0000000074FFD000-memory.dmp

Filesize
180KB

Download