dridex | 850393f0275e54a15b9b7b565f87f9ff1a2f51546e4aff7b27cd8f0f7ab3bfa0

Analysis

max time kernel
74s
max time network
151s
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 19:30

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General

Target

JaffaCakes118_850393f0275e54a15b9b7b565f87f9ff1a2f51546e4aff7b27cd8f0f7ab3bfa0.dll
Size

160KB
MD5

9a9da1facf1de719d644a336cd51eff3
SHA1

5bb91a3f23fa37f283e375c38a1eb980f64e3f6c
SHA256

850393f0275e54a15b9b7b565f87f9ff1a2f51546e4aff7b27cd8f0f7ab3bfa0
SHA512

30042d5a873f8de99b441263c2f4e05a9bd63bdabc1d5917e8b167d1076a2111404073a284b9bf8f719c39fca4c7f1acb31f43fde35425ad946c4e7de047a999
SSDEEP

3072:2WX2IjzzpM+PncPeY8+O3AU3HRIHPh3UGfXy0BHNkIv/ScbQQ2y0iNM0+y+N0tc:242IfzNPnoeY8j3AsHGPXpHNj6rByM3

Score

10^/10

dridex 40111 botnet discovery evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40111

94.247.168.64:443

159.203.93.122:8172

50.116.27.97:2303

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/364-1-0x0000000075290000-0x00000000752BE000-memory.dmp	dridex_ldr
behavioral2/memory/364-4-0x0000000075290000-0x00000000752BE000-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 3812 wrote to memory of 364	3812	rundll32.exe	83
PID 3812 wrote to memory of 364	3812	rundll32.exe	83
PID 3812 wrote to memory of 364	3812	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_850393f0275e54a15b9b7b565f87f9ff1a2f51546e4aff7b27cd8f0f7ab3bfa0.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3812
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_850393f0275e54a15b9b7b565f87f9ff1a2f51546e4aff7b27cd8f0f7ab3bfa0.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:364

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

Replay Monitor

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Downloads

memory/364-0-0x00000000010E0000-0x00000000010E6000-memory.dmp

Filesize
24KB

Download
memory/364-1-0x0000000075290000-0x00000000752BE000-memory.dmp

Filesize
184KB

Download
memory/364-3-0x00000000010E0000-0x00000000010E6000-memory.dmp

Filesize
24KB

Download
memory/364-4-0x0000000075290000-0x00000000752BE000-memory.dmp

Filesize
184KB

Download