dridex | 3fe7d50be8dc280587e381daa4c2d5140078178c925c991f3656bbdc3aab1688

Analysis

max time kernel
140s
max time network
135s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
31-12-2024 06:29

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General

Target

JaffaCakes118_08b9a8715e266749ca174d8565ff1b77.dll
Size

664KB
MD5

08b9a8715e266749ca174d8565ff1b77
SHA1

65c963ecb4811043602db2482a23ba62a3cf3f17
SHA256

3fe7d50be8dc280587e381daa4c2d5140078178c925c991f3656bbdc3aab1688
SHA512

d7eaa0d243de0266f81b7a11936ebe9d7cc3a6d0fbbb31e09b0b033bf0dabcb3d7f54375a53fa973200f7058cce5bef5c865bfbd8389e0635d87c832437b0b40
SSDEEP

12288:j/0Qzqf0ePi48kM+6TFKywVt6PbEYU0eyJTT/Mu9oV01ueoaEP:70zhPjn6TFKywvCbEOxDMu9oyGaEP

Score

10^/10

dridex 10222 botnet discovery evasion trojan

Malware Config

Extracted

Family

dridex

Botnet

10222

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	1000	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 748 wrote to memory of 1000	748	rundll32.exe	82
PID 748 wrote to memory of 1000	748	rundll32.exe	82
PID 748 wrote to memory of 1000	748	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_08b9a8715e266749ca174d8565ff1b77.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:748
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_08b9a8715e266749ca174d8565ff1b77.dll,#1
  2⤵
  - Blocklisted process makes network request
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:1000

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/1000-1-0x00000000004A2000-0x00000000004A8000-memory.dmp

Filesize
24KB

Download
memory/1000-0-0x0000000000400000-0x000000000053C000-memory.dmp

Filesize
1.2MB

Download
memory/1000-3-0x0000000000400000-0x000000000053C000-memory.dmp

Filesize
1.2MB

Download
memory/1000-2-0x0000000000400000-0x000000000053C000-memory.dmp

Filesize
1.2MB

Download
memory/1000-5-0x0000000000400000-0x000000000053C000-memory.dmp

Filesize
1.2MB

Download
memory/1000-6-0x0000000000400000-0x000000000053C000-memory.dmp

Filesize
1.2MB

Download