dridex | 839d6d153ab37c3988e0cbe181ddd3fa5c0ae3537983e36291cc20dddfac32dc

Analysis

max time kernel
61s
max time network
121s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 20:57

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General

Target

JaffaCakes118_839d6d153ab37c3988e0cbe181ddd3fa5c0ae3537983e36291cc20dddfac32dc.dll
Size

204KB
MD5

d3f02ef6c16f5dc6527d4f8bd494768b
SHA1

cc731613095cf8a8a27eb334b2976b763ca6dcdb
SHA256

839d6d153ab37c3988e0cbe181ddd3fa5c0ae3537983e36291cc20dddfac32dc
SHA512

4535fe3c530525f3ae74236ea52344ca546a4ac3157c170961cd2406f2651ad34ce96eec0ebf310901325a2ef31a401f54a6e9a3b6e5bb26f4995f6a2486d176
SSDEEP

3072:66FOf6h8i6pdDPvaaeEGObTS/HaoGoK9kN+Jcr9bhrFKL3fJpwZ:6ZuX6pEaeEDheWa+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/2344-1-0x0000000074810000-0x0000000074845000-memory.dmp	dridex_ldr
behavioral1/memory/2344-2-0x0000000074810000-0x0000000074845000-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 2068 wrote to memory of 2344	2068	rundll32.exe	30
PID 2068 wrote to memory of 2344	2068	rundll32.exe	30
PID 2068 wrote to memory of 2344	2068	rundll32.exe	30
PID 2068 wrote to memory of 2344	2068	rundll32.exe	30
PID 2068 wrote to memory of 2344	2068	rundll32.exe	30
PID 2068 wrote to memory of 2344	2068	rundll32.exe	30
PID 2068 wrote to memory of 2344	2068	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_839d6d153ab37c3988e0cbe181ddd3fa5c0ae3537983e36291cc20dddfac32dc.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2068
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_839d6d153ab37c3988e0cbe181ddd3fa5c0ae3537983e36291cc20dddfac32dc.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:2344

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/2344-0-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/2344-1-0x0000000074810000-0x0000000074845000-memory.dmp

Filesize
212KB

Download
memory/2344-2-0x0000000074810000-0x0000000074845000-memory.dmp

Filesize
212KB

Download
memory/2344-3-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download