dridex | 2d15c17347c640cf0638c2ddc14e3ebb99a5281f01a1252614289eba2c708f51

Analysis

max time kernel
111s
max time network
27s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
23-11-2024 17:26

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General

Target

2d15c17347c640cf0638c2ddc14e3ebb99a5281f01a1252614289eba2c708f51.dll
Size

608KB
MD5

6a92f0c3d568e681e867f5e1b7c7df05
SHA1

8bf33e38f4d010df336e16d424ae80c478ad5eee
SHA256

2d15c17347c640cf0638c2ddc14e3ebb99a5281f01a1252614289eba2c708f51
SHA512

66de4fe8cc2962a0030bf7ad9724e3659555e06ba5ceeeeffd3393dabb195a103bd915ff9db5e983fb85d96166d85ebb55774c1d26c9d7e1833c65f974089d4d
SSDEEP

12288:CZGQdqOGMnJqydLqQSeCqsVK8kPRGO35N9mVHzXc64:CZ0mWjeCVVK8kP9N9oTi

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 2 IoCs

Processes:

rundll32.exe

flow pid process

3 2424 rundll32.exe
5 2424 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

Processes:

rundll32.exe

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

Processes:

rundll32.exe

description ioc process

Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language rundll32.exe

flow	pid	process
3	2424	rundll32.exe
5	2424	rundll32.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	rundll32.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 3012 wrote to memory of 2424	3012	rundll32.exe	rundll32.exe
PID 3012 wrote to memory of 2424	3012	rundll32.exe	rundll32.exe
PID 3012 wrote to memory of 2424	3012	rundll32.exe	rundll32.exe
PID 3012 wrote to memory of 2424	3012	rundll32.exe	rundll32.exe
PID 3012 wrote to memory of 2424	3012	rundll32.exe	rundll32.exe
PID 3012 wrote to memory of 2424	3012	rundll32.exe	rundll32.exe
PID 3012 wrote to memory of 2424	3012	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\2d15c17347c640cf0638c2ddc14e3ebb99a5281f01a1252614289eba2c708f51.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3012
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\2d15c17347c640cf0638c2ddc14e3ebb99a5281f01a1252614289eba2c708f51.dll,#1
  2⤵
  - Blocklisted process makes network request
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:2424

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/2424-0-0x0000000000710000-0x0000000000844000-memory.dmp

Filesize
1.2MB

Download
memory/2424-2-0x0000000000710000-0x0000000000844000-memory.dmp

Filesize
1.2MB

Download
memory/2424-5-0x0000000000710000-0x0000000000844000-memory.dmp

Filesize
1.2MB

Download
memory/2424-4-0x0000000000710000-0x0000000000844000-memory.dmp

Filesize
1.2MB

Download
memory/2424-3-0x00000000007A4000-0x00000000007AA000-memory.dmp

Filesize
24KB

Download
memory/2424-7-0x0000000000710000-0x0000000000844000-memory.dmp

Filesize
1.2MB

Download
memory/2424-8-0x0000000000710000-0x0000000000844000-memory.dmp

Filesize
1.2MB

Download