dridex | 673a2e436c55adf9dd0b5148e5acc62d07f4ab57e71c2c76bcc87e2530d925c7

Analysis

max time kernel
87s
max time network
144s
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 18:57

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General

Target

JaffaCakes118_673a2e436c55adf9dd0b5148e5acc62d07f4ab57e71c2c76bcc87e2530d925c7.dll
Size

204KB
MD5

68ef931bc95aadb55a8ffbd71ae7a953
SHA1

052a2969214ab909f9a8c5a55b1e3a3b9c7cdc11
SHA256

673a2e436c55adf9dd0b5148e5acc62d07f4ab57e71c2c76bcc87e2530d925c7
SHA512

167b2be7a39807f438b16c7a14d046a981068ec5f6750250d66709d122f43026e148a433bf2276f7f5ec0364b45831aa5ef4bfe81ab8d311b2f5345c02d1a78f
SSDEEP

3072:C6FOf6h8i6pdDPvaaeEGObTS/HaoGoK9kN+Jcr9bhrFKL3fJpwZ:CZuX6pEaeEDheWa+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/1664-0-0x0000000075110000-0x0000000075145000-memory.dmp	dridex_ldr
behavioral2/memory/1664-3-0x0000000075110000-0x0000000075145000-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 2344 wrote to memory of 1664	2344	rundll32.exe	82
PID 2344 wrote to memory of 1664	2344	rundll32.exe	82
PID 2344 wrote to memory of 1664	2344	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_673a2e436c55adf9dd0b5148e5acc62d07f4ab57e71c2c76bcc87e2530d925c7.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2344
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_673a2e436c55adf9dd0b5148e5acc62d07f4ab57e71c2c76bcc87e2530d925c7.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:1664

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/1664-2-0x0000000001080000-0x0000000001086000-memory.dmp

Filesize
24KB

Download
memory/1664-0-0x0000000075110000-0x0000000075145000-memory.dmp

Filesize
212KB

Download
memory/1664-3-0x0000000075110000-0x0000000075145000-memory.dmp

Filesize
212KB

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