dridex | 8ee793372a8f44a826d47e4945960a6259bba8fc1b96477ddc5eb4060d959d77

Analysis

max time kernel
140s
max time network
124s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
31-08-2024 04:05

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General

Target

0691382a2170a87fc1969b83df550a67adbe560e5885dace85bf26027f24af1d.dll
Size

608KB
MD5

9858634888d0264fc991b8467cb05feb
SHA1

13495d353bd3005bfa0aae96c45e204f99bd7058
SHA256

0691382a2170a87fc1969b83df550a67adbe560e5885dace85bf26027f24af1d
SHA512

5b2a31875ca71ad5accb1cfcc17d2f603c13e06db5ba15c1ad98eeec5ee3ee49d704df99b2b5b2fd5af80033aee49ca5b4c09a9cb53c5442849ddc987db6891f
SSDEEP

12288:gZGQdqOGHxJqydLqQSeCqsVK8kPRGO35N9mVZzXc6k:gZ05WjeCVVK8kP9N9oVu

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

Blocklisted process makes network request 1 IoCs

Processes:

rundll32.exe

flow	pid	Process
27	2500	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 1736 wrote to memory of 2500	1736	rundll32.exe	86
PID 1736 wrote to memory of 2500	1736	rundll32.exe	86
PID 1736 wrote to memory of 2500	1736	rundll32.exe	86

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\0691382a2170a87fc1969b83df550a67adbe560e5885dace85bf26027f24af1d.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1736
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\0691382a2170a87fc1969b83df550a67adbe560e5885dace85bf26027f24af1d.dll,#1
  2⤵
  - Blocklisted process makes network request
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:2500

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

Replay Monitor

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Downloads

memory/2500-1-0x00000000021E0000-0x0000000002314000-memory.dmp

Filesize
1.2MB

Download
memory/2500-6-0x00000000021E0000-0x0000000002314000-memory.dmp

Filesize
1.2MB

Download
memory/2500-5-0x0000000002274000-0x000000000227A000-memory.dmp

Filesize
24KB

Download
memory/2500-2-0x00000000021E0000-0x0000000002314000-memory.dmp

Filesize
1.2MB

Download
memory/2500-7-0x00000000021E0000-0x0000000002314000-memory.dmp

Filesize
1.2MB

Download