dridex | 9f3a6c8a11ae21ac5fb58a0aee5dc18027ec7f02ab0ae7bb935cef2488b0d575

Analysis

max time kernel
140s
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
05-01-2025 13:35

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General

Target

JaffaCakes118_a7b7ca7df1fb491b93e93c9289c9ad85.dll
Size

608KB
MD5

a7b7ca7df1fb491b93e93c9289c9ad85
SHA1

cbca212664fe365ef06f3b3d77ee8e09d6b1f92a
SHA256

9f3a6c8a11ae21ac5fb58a0aee5dc18027ec7f02ab0ae7bb935cef2488b0d575
SHA512

1d62c879b3f1d1adffe04fa22012f1cfe4ad446c402b037592e3f3bb167862106602d4e84c595574fdaa823521528320b5fb392ec6ef3d438742d6fb20e73b21
SSDEEP

12288:MZGQdqOGXoJqydLqQSeCqsVK8kPRGO35N9mVEzXc6:MZ0wWjeCVVK8kP9N9oI

Score

10^/10

dridex 10444 botnet discovery evasion trojan

Malware Config

Extracted

Family

dridex

Botnet

10444

174.128.245.202:443

51.83.3.52:13786

69.64.50.41:6602

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

Blocklisted process makes network request 1 IoCs

flow	pid	Process
18	4200	rundll32.exe

Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012

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 3228 wrote to memory of 4200	3228	rundll32.exe	84
PID 3228 wrote to memory of 4200	3228	rundll32.exe	84
PID 3228 wrote to memory of 4200	3228	rundll32.exe	84

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a7b7ca7df1fb491b93e93c9289c9ad85.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3228
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a7b7ca7df1fb491b93e93c9289c9ad85.dll,#1
  2⤵
  - Blocklisted process makes network request
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:4200

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

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/4200-0-0x0000000002D30000-0x0000000002E64000-memory.dmp

Filesize
1.2MB

Download
memory/4200-2-0x0000000002D30000-0x0000000002E64000-memory.dmp

Filesize
1.2MB

Download
memory/4200-6-0x0000000002D30000-0x0000000002E64000-memory.dmp

Filesize
1.2MB

Download
memory/4200-5-0x0000000002DC4000-0x0000000002DCA000-memory.dmp

Filesize
24KB

Download
memory/4200-7-0x0000000002D30000-0x0000000002E64000-memory.dmp

Filesize
1.2MB

Download
memory/4200-10-0x0000000002D30000-0x0000000002E64000-memory.dmp

Filesize
1.2MB

Download