dridex | 9c7b1779774a12b2a068051a9b62f3705ccafee8c99a2ae9cb9eeb1b78ce722c

Analysis

max time kernel
110s
max time network
16s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
23-11-2024 13:12

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General

Target

9c7b1779774a12b2a068051a9b62f3705ccafee8c99a2ae9cb9eeb1b78ce722c.dll
Size

608KB
MD5

6ef0f6413354f3a57bd6081483eb40ec
SHA1

25b559f6d6bbebb6335e0acd947b5650c3ee4882
SHA256

9c7b1779774a12b2a068051a9b62f3705ccafee8c99a2ae9cb9eeb1b78ce722c
SHA512

1a075dd399d579e1f712d0e54c38d8675f925039605482973ca664dd1a858bc7a51ab8502aa8803af4e59ec896a86734f13210f653f891a4a5e27cb11c13baf2
SSDEEP

12288:9ZGQdqOGZbJqydLqQSeCqsVK8kPRGO35N9mV3zXc64:9Z0tWjeCVVK8kP9N9oDi

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

flow	pid	Process
3	2340	rundll32.exe
5	2340	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 7 IoCs

description	pid	Process	procid_target
PID 1636 wrote to memory of 2340	1636	rundll32.exe	31
PID 1636 wrote to memory of 2340	1636	rundll32.exe	31
PID 1636 wrote to memory of 2340	1636	rundll32.exe	31
PID 1636 wrote to memory of 2340	1636	rundll32.exe	31
PID 1636 wrote to memory of 2340	1636	rundll32.exe	31
PID 1636 wrote to memory of 2340	1636	rundll32.exe	31
PID 1636 wrote to memory of 2340	1636	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\9c7b1779774a12b2a068051a9b62f3705ccafee8c99a2ae9cb9eeb1b78ce722c.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1636
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\9c7b1779774a12b2a068051a9b62f3705ccafee8c99a2ae9cb9eeb1b78ce722c.dll,#1
  2⤵
  - Blocklisted process makes network request
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:2340

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/2340-0-0x0000000000490000-0x00000000005C4000-memory.dmp

Filesize
1.2MB

Download
memory/2340-3-0x0000000000490000-0x00000000005C4000-memory.dmp

Filesize
1.2MB

Download
memory/2340-2-0x0000000000490000-0x00000000005C4000-memory.dmp

Filesize
1.2MB

Download
memory/2340-6-0x0000000000490000-0x00000000005C4000-memory.dmp

Filesize
1.2MB

Download
memory/2340-5-0x0000000000524000-0x000000000052A000-memory.dmp

Filesize
24KB

Download
memory/2340-7-0x0000000000490000-0x00000000005C4000-memory.dmp

Filesize
1.2MB

Download
memory/2340-8-0x0000000000490000-0x00000000005C4000-memory.dmp

Filesize
1.2MB

Download