dridex | e3c8a1d61130f0d0df1595afd31e38d7d25bff67b2e680a1aff6bfeb4df566e9

Analysis

max time kernel
111s
max time network
96s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
21-11-2024 08:43

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General

Target

e3c8a1d61130f0d0df1595afd31e38d7d25bff67b2e680a1aff6bfeb4df566e9.dll
Size

608KB
MD5

75094d30931bff3c2d53ae9254bf2378
SHA1

565f16dee80979d1adfc6f1d1caf1bfe2f4e1596
SHA256

e3c8a1d61130f0d0df1595afd31e38d7d25bff67b2e680a1aff6bfeb4df566e9
SHA512

66dd10926f93a700d8fc015b00932e0ef257d18c928281bd5a0fc376d25e784a035126b793cca0dad5c8206dfcca14c1fd670fa1cc81b1fcd81887d21dbb6a83
SSDEEP

12288:XZGQdqOG6TJqydLqQSeCqsVK8kPRGO35N9mVnzXc64:XZ08WjeCVVK8kP9N9ozm

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

Processes:

rundll32.exe

flow	pid	Process
16	2428	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

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

rundll32.exe

description	pid	Process	procid_target
PID 4856 wrote to memory of 2428	4856	rundll32.exe	83
PID 4856 wrote to memory of 2428	4856	rundll32.exe	83
PID 4856 wrote to memory of 2428	4856	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\e3c8a1d61130f0d0df1595afd31e38d7d25bff67b2e680a1aff6bfeb4df566e9.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4856
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\e3c8a1d61130f0d0df1595afd31e38d7d25bff67b2e680a1aff6bfeb4df566e9.dll,#1
  2⤵
  - Blocklisted process makes network request
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:2428

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/2428-3-0x0000000000494000-0x000000000049A000-memory.dmp

Filesize
24KB

Download
memory/2428-0-0x0000000000400000-0x0000000000534000-memory.dmp

Filesize
1.2MB

Download
memory/2428-4-0x0000000000400000-0x0000000000534000-memory.dmp

Filesize
1.2MB

Download
memory/2428-5-0x0000000000400000-0x0000000000534000-memory.dmp

Filesize
1.2MB

Download