dridex | c650619452d359a47e88fb1040aeef84ee338e849e7b2cfd0870749c78719e45

Analysis

max time kernel
73s
max time network
17s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
25/03/2025, 03:18

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General

Target

c650619452d359a47e88fb1040aeef84ee338e849e7b2cfd0870749c78719e45.dll
Size

885KB
MD5

3d4cb4d06a3d8e334f751ff1013bdd5e
SHA1

cb46898b2d08705a215e2e2a3521c1b20e0860be
SHA256

c650619452d359a47e88fb1040aeef84ee338e849e7b2cfd0870749c78719e45
SHA512

4d2bb0a3b4b8d8f1ec593d81e6820d77750721629bbc052ef1e7a0b53487bdcda4087e3acba7dec8b73372e2c06c44978fefe4f811a5d9adc5b3c296f662e555
SSDEEP

24576:dtfEiHP1psQFAFMnnUNCQEKZm+jWodEEoB1l:rfEiv1JFAkU8N1l

Score

10^/10

dridex 40112 botnet defense_evasion discovery loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40112

107.172.227.10:443

172.93.133.123:2303

108.168.61.147:8172

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

Dridex Loader 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/2924-6-0x0000000074CA0000-0x0000000074CE9000-memory.dmp	dridex_ldr
behavioral1/memory/2924-7-0x0000000074CA0000-0x0000000074CE9000-memory.dmp	dridex_ldr

Checks whether UAC is enabled 1 TTPs 1 IoCs

defense_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 2236 wrote to memory of 2924	2236	rundll32.exe	30
PID 2236 wrote to memory of 2924	2236	rundll32.exe	30
PID 2236 wrote to memory of 2924	2236	rundll32.exe	30
PID 2236 wrote to memory of 2924	2236	rundll32.exe	30
PID 2236 wrote to memory of 2924	2236	rundll32.exe	30
PID 2236 wrote to memory of 2924	2236	rundll32.exe	30
PID 2236 wrote to memory of 2924	2236	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\c650619452d359a47e88fb1040aeef84ee338e849e7b2cfd0870749c78719e45.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2236
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\c650619452d359a47e88fb1040aeef84ee338e849e7b2cfd0870749c78719e45.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:2924

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

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/2924-3-0x0000000074CA0000-0x0000000074CE9000-memory.dmp

Filesize
292KB

Download
memory/2924-2-0x0000000074CF0000-0x0000000074D39000-memory.dmp

Filesize
292KB

Download
memory/2924-1-0x0000000074CB0000-0x0000000074CF9000-memory.dmp

Filesize
292KB

Download
memory/2924-0-0x0000000074D00000-0x0000000074D49000-memory.dmp

Filesize
292KB

Download
memory/2924-4-0x0000000074D00000-0x0000000074D49000-memory.dmp

Filesize
292KB

Download
memory/2924-5-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/2924-6-0x0000000074CA0000-0x0000000074CE9000-memory.dmp

Filesize
292KB

Download
memory/2924-7-0x0000000074CA0000-0x0000000074CE9000-memory.dmp

Filesize
292KB

Download
memory/2924-8-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download