dridex | e45003aab2cef421ab66db4ffb4beed0c29f00aa709657c6c5d0baa507869b88

Analysis

max time kernel
50s
max time network
119s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 19:38

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General

Target

JaffaCakes118_e45003aab2cef421ab66db4ffb4beed0c29f00aa709657c6c5d0baa507869b88.dll
Size

204KB
MD5

563b3d69914afc405bab685f58c67318
SHA1

1fda77b9c783cb2806d19df4a3d4aa4607bda5d8
SHA256

e45003aab2cef421ab66db4ffb4beed0c29f00aa709657c6c5d0baa507869b88
SHA512

25c243cc2bff714aea50bdacf20dc844a2810dc6e0bd043391d7a6d883ad3542bb867ef004c2871b31826dde7433cf1eb36a977a80cce68a7a9af2523241d7df
SSDEEP

3072:96FOf6h8i6pdDPvaaeEGObTS/HaoGoK9kN+Jcr9bhrFKL3fJpwZ:9ZuX6pEaeEDheWa+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
behavioral1/memory/2136-1-0x0000000074C20000-0x0000000074C55000-memory.dmp	dridex_ldr
behavioral1/memory/2136-3-0x0000000074C20000-0x0000000074C55000-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 2124 wrote to memory of 2136	2124	rundll32.exe	31
PID 2124 wrote to memory of 2136	2124	rundll32.exe	31
PID 2124 wrote to memory of 2136	2124	rundll32.exe	31
PID 2124 wrote to memory of 2136	2124	rundll32.exe	31
PID 2124 wrote to memory of 2136	2124	rundll32.exe	31
PID 2124 wrote to memory of 2136	2124	rundll32.exe	31
PID 2124 wrote to memory of 2136	2124	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e45003aab2cef421ab66db4ffb4beed0c29f00aa709657c6c5d0baa507869b88.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2124
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e45003aab2cef421ab66db4ffb4beed0c29f00aa709657c6c5d0baa507869b88.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:2136

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/2136-2-0x0000000000170000-0x0000000000176000-memory.dmp

Filesize
24KB

Download
memory/2136-1-0x0000000074C20000-0x0000000074C55000-memory.dmp

Filesize
212KB

Download
memory/2136-3-0x0000000074C20000-0x0000000074C55000-memory.dmp

Filesize
212KB

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