dridex | 611ef2f84dda043ca1b6aaae80398eb64a34a6063d8c96146ab2fa60a6855712

Analysis

max time kernel
143s
max time network
145s
platform
windows10_x64
resource
win10v20210410
submitted
21-04-2021 15:06

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General

Target

611ef2f84dda043ca1b6aaae80398eb64a34a6063d8c96146ab2fa60a6855712.dll
Size

162KB
MD5

56e40f3df87c6b13e34862f698e09dbc
SHA1

f80407628c4eabf3e1f2ba447a768d12fb35a48e
SHA256

611ef2f84dda043ca1b6aaae80398eb64a34a6063d8c96146ab2fa60a6855712
SHA512

a0bc411f383f7bbe8eced26b512dd8eee6ff238a4e51b7d2d77df1290c60d59aef38c08d4831d06451fac1082c1c49800e6450d60e9cbe39edb7b6da6a7a3d4f

Score

10^/10

dridex 40112 botnet evasion 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 Loader 1 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

Processes:

resource	yara_rule
behavioral2/memory/2032-115-0x00000000736B0000-0x00000000736DE000-memory.dmp	dridex_ldr

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

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

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 3680 wrote to memory of 2032	3680	rundll32.exe	rundll32.exe
PID 3680 wrote to memory of 2032	3680	rundll32.exe	rundll32.exe
PID 3680 wrote to memory of 2032	3680	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\611ef2f84dda043ca1b6aaae80398eb64a34a6063d8c96146ab2fa60a6855712.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3680

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\611ef2f84dda043ca1b6aaae80398eb64a34a6063d8c96146ab2fa60a6855712.dll,#1
2⤵
- Checks whether UAC is enabled
PID:2032

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2032-114-0x0000000000000000-mapping.dmp

Download
memory/2032-115-0x00000000736B0000-0x00000000736DE000-memory.dmp

Filesize
184KB

Download
memory/2032-117-0x00000000011C0000-0x00000000011C6000-memory.dmp

Filesize
24KB

Download