dridex | d4b99e701164f585b0355e3092f9676bf387a34ba42ee98e23c58c77fef53392

Analysis

max time kernel
50s
max time network
149s
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 18:55

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General

Target

JaffaCakes118_d4b99e701164f585b0355e3092f9676bf387a34ba42ee98e23c58c77fef53392.dll
Size

204KB
MD5

3781af629ee9578eb3062ff12569087a
SHA1

a7a330b75c08fdafacd112b8cc6decc8d787ebf6
SHA256

d4b99e701164f585b0355e3092f9676bf387a34ba42ee98e23c58c77fef53392
SHA512

9234a5c3f2199dc74ee303619d0ee566f4958ea841ea3fab524b1008550d7578431ee7baeefd5cba4ce2f235c1b4e9f7966766c83b342fd2c0b330906f28ff54
SSDEEP

3072:16FOf6h8i6pdDPvaaeEGObTS/HaoGoK9kN+Jcr9bhrFKL3fJpwZ:1ZuX6pEaeEDheWa+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/376-1-0x00000000756E0000-0x0000000075715000-memory.dmp	dridex_ldr
behavioral2/memory/376-4-0x00000000756E0000-0x0000000075715000-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 2372 wrote to memory of 376	2372	rundll32.exe	83
PID 2372 wrote to memory of 376	2372	rundll32.exe	83
PID 2372 wrote to memory of 376	2372	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_d4b99e701164f585b0355e3092f9676bf387a34ba42ee98e23c58c77fef53392.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2372
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_d4b99e701164f585b0355e3092f9676bf387a34ba42ee98e23c58c77fef53392.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:376

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/376-0-0x0000000001170000-0x0000000001176000-memory.dmp

Filesize
24KB

Download
memory/376-1-0x00000000756E0000-0x0000000075715000-memory.dmp

Filesize
212KB

Download
memory/376-3-0x0000000001170000-0x0000000001176000-memory.dmp

Filesize
24KB

Download
memory/376-4-0x00000000756E0000-0x0000000075715000-memory.dmp

Filesize
212KB

Download