dridex | 2748bef73aa6cee766808059559a8580b56dffb7868520bdf9ff2adfbabe2829

Analysis

max time kernel
58s
max time network
118s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30/12/2024, 05:04

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General

Target

JaffaCakes118_2748bef73aa6cee766808059559a8580b56dffb7868520bdf9ff2adfbabe2829.dll
Size

204KB
MD5

303bfad8af55d0bcc02ff4c099b13373
SHA1

3ce8f588dc42e07e7b62ce7050ae1a84ecf452f0
SHA256

2748bef73aa6cee766808059559a8580b56dffb7868520bdf9ff2adfbabe2829
SHA512

d7d069f04222348a743a330f5040ee67661357aa33d27c3a89eb732b4094fab53efb3ac3f6aa37ed78ed79d2d9f4d0d1289a847203a805653acc0ef8695e9808
SSDEEP

3072:k6FOf6h8i6pdDPvaaeEGObTS/HaoGoK9kN+Jcr9bhrFKL3fJpwZ:kZuX6pEaeEDheWa+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/2436-1-0x0000000074B90000-0x0000000074BC5000-memory.dmp	dridex_ldr
behavioral1/memory/2436-2-0x0000000074B90000-0x0000000074BC5000-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 2844 wrote to memory of 2436	2844	rundll32.exe	31
PID 2844 wrote to memory of 2436	2844	rundll32.exe	31
PID 2844 wrote to memory of 2436	2844	rundll32.exe	31
PID 2844 wrote to memory of 2436	2844	rundll32.exe	31
PID 2844 wrote to memory of 2436	2844	rundll32.exe	31
PID 2844 wrote to memory of 2436	2844	rundll32.exe	31
PID 2844 wrote to memory of 2436	2844	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_2748bef73aa6cee766808059559a8580b56dffb7868520bdf9ff2adfbabe2829.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2844
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_2748bef73aa6cee766808059559a8580b56dffb7868520bdf9ff2adfbabe2829.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:2436

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/2436-0-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/2436-1-0x0000000074B90000-0x0000000074BC5000-memory.dmp

Filesize
212KB

Download
memory/2436-3-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/2436-2-0x0000000074B90000-0x0000000074BC5000-memory.dmp

Filesize
212KB

Download