dridex | 24b645abc09a6674a5d17820a41e3bfe1237ae30da25cab97be54d652f6fd9db

Analysis

max time kernel
148s
max time network
150s
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 20:30

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General

Target

JaffaCakes118_351ed6731b18e89c5d201eaaf07a91c1.dll
Size

620KB
MD5

351ed6731b18e89c5d201eaaf07a91c1
SHA1

51689240440e52cc8828a65a9f3322aeb0d588f4
SHA256

24b645abc09a6674a5d17820a41e3bfe1237ae30da25cab97be54d652f6fd9db
SHA512

fed2d475e9247ec3784c4f3baf6b84373bc81675ca515420af11cd51d9e645c3c75c8e5838d6c9b962955a03cd68bf2ea64de131a7016f7c02fa354dd466f7a8
SSDEEP

12288:vE6rSiB4Sbs3j09TMmonCh5atbz9+eoQoUZpDd7Da1nX9y1JO/zFZx5:9enf3j0dMZnCutz4zI5xDwXUTmv

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
15	3996	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 1712 wrote to memory of 3996	1712	rundll32.exe	82
PID 1712 wrote to memory of 3996	1712	rundll32.exe	82
PID 1712 wrote to memory of 3996	1712	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_351ed6731b18e89c5d201eaaf07a91c1.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1712
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_351ed6731b18e89c5d201eaaf07a91c1.dll,#1
  2⤵
  - Blocklisted process makes network request
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:3996

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/3996-0-0x0000000000400000-0x0000000000539000-memory.dmp

Filesize
1.2MB

Download
memory/3996-1-0x0000000000497000-0x000000000049D000-memory.dmp

Filesize
24KB

Download
memory/3996-4-0x0000000000400000-0x0000000000539000-memory.dmp

Filesize
1.2MB

Download
memory/3996-5-0x0000000000400000-0x0000000000539000-memory.dmp

Filesize
1.2MB

Download
memory/3996-7-0x0000000000400000-0x0000000000539000-memory.dmp

Filesize
1.2MB

Download