dridex | d6d83cab4b51b786655d5538d63958cfd3971bfac8a9d492084aa6320e7f1cbb

Analysis

max time kernel
82s
max time network
150s
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, 04:33

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General

Target

JaffaCakes118_d6d83cab4b51b786655d5538d63958cfd3971bfac8a9d492084aa6320e7f1cbb.dll
Size

204KB
MD5

4a43f3cc6f8eb4d6529cedf0fdec5bd9
SHA1

ea667590ce295dca2207d0c27d227e115cf16fb4
SHA256

d6d83cab4b51b786655d5538d63958cfd3971bfac8a9d492084aa6320e7f1cbb
SHA512

254c5ceb690398a91d6886dff5e42d3914d27d058dccb75b94a8083dca73879797d00943750084f0636b8814c1d08e4ca4d94c5eaa04af9329646b9c590fd88f
SSDEEP

3072:36FOf6h8i6pdDPvaaeEGObTS/HaoGoK9kN+Jcr9bhrFKL3fJpwZ:3ZuX6pEaeEDheWa+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/3748-1-0x0000000074D40000-0x0000000074D75000-memory.dmp	dridex_ldr
behavioral2/memory/3748-2-0x0000000074D40000-0x0000000074D75000-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 3084 wrote to memory of 3748	3084	rundll32.exe	83
PID 3084 wrote to memory of 3748	3084	rundll32.exe	83
PID 3084 wrote to memory of 3748	3084	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_d6d83cab4b51b786655d5538d63958cfd3971bfac8a9d492084aa6320e7f1cbb.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3084
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_d6d83cab4b51b786655d5538d63958cfd3971bfac8a9d492084aa6320e7f1cbb.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:3748

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/3748-0-0x00000000010B0000-0x00000000010B6000-memory.dmp

Filesize
24KB

Download
memory/3748-1-0x0000000074D40000-0x0000000074D75000-memory.dmp

Filesize
212KB

Download
memory/3748-2-0x0000000074D40000-0x0000000074D75000-memory.dmp

Filesize
212KB

Download
memory/3748-3-0x00000000010B0000-0x00000000010B6000-memory.dmp

Filesize
24KB

Download