dridex | 37b9c16f6edd60f87048454d9343b9aeee3c35a48d7f864a5de48629eedfa852

Analysis

max time kernel
91s
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, 17:46

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General

Target

JaffaCakes118_37b9c16f6edd60f87048454d9343b9aeee3c35a48d7f864a5de48629eedfa852.dll
Size

204KB
MD5

1ccb42e9c1372726b6ef6f0965420bda
SHA1

c8c96b02112400c27f8f3ec6bc979fa8c29d50cc
SHA256

37b9c16f6edd60f87048454d9343b9aeee3c35a48d7f864a5de48629eedfa852
SHA512

9c7976f9716bad62408a1845a3562acc094cff1819ee0358595f2bf252ae2eb2a625a880d68ee78ec675a35f98216489f87469c4077e92b6b07f30c94ed20437
SSDEEP

3072:d6FOf6h8i6pdDPvaaeEGObTS/HaoGoK9kN+Jcr9bhrFKL3fJpwZ:dZuX6pEaeEDheWa+Jc9bhorfTw

Score

10^/10

dridex 40111 botnet discovery evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40111

45.58.56.12:443

162.241.54.59:6601

51.91.76.89:2303

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/2228-1-0x0000000075110000-0x0000000075145000-memory.dmp	dridex_ldr
behavioral2/memory/2228-2-0x0000000075110000-0x0000000075145000-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 3144 wrote to memory of 2228	3144	rundll32.exe	83
PID 3144 wrote to memory of 2228	3144	rundll32.exe	83
PID 3144 wrote to memory of 2228	3144	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_37b9c16f6edd60f87048454d9343b9aeee3c35a48d7f864a5de48629eedfa852.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3144
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_37b9c16f6edd60f87048454d9343b9aeee3c35a48d7f864a5de48629eedfa852.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:2228

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

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Downloads

memory/2228-0-0x0000000002DE0000-0x0000000002DE6000-memory.dmp

Filesize
24KB

Download
memory/2228-1-0x0000000075110000-0x0000000075145000-memory.dmp

Filesize
212KB

Download
memory/2228-2-0x0000000075110000-0x0000000075145000-memory.dmp

Filesize
212KB

Download
memory/2228-3-0x0000000002DE0000-0x0000000002DE6000-memory.dmp

Filesize
24KB

Download