dridex | b09b8e6e546e6eb245ae446c67ee5339665370eb8f6be339cb390937f73014ec

Analysis

max time kernel
88s
max time network
91s
platform
windows10_x64
resource
win10v20210408
submitted
04-05-2021 13:57

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General

Target

b09b8e6e546e6eb245ae446c67ee5339665370eb8f6be339cb390937f73014ec.dll
Size

162KB
MD5

e40e038c68338bd7598ec9520fea3d7e
SHA1

a28f44405789e9a80da5d52fc7ed77bec1fb16c9
SHA256

b09b8e6e546e6eb245ae446c67ee5339665370eb8f6be339cb390937f73014ec
SHA512

70baa90af6677de84956bb2b7c98cc1b0ebaeb2591cce24a1b68fb50ffede5b3e90c51e1a70bc7d2239047bde79548cef9de5cd29ea92906ce8a721bb00c0b72

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
behavioral1/memory/4736-115-0x0000000073C30000-0x0000000073C5E000-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 4652 wrote to memory of 4736	4652	rundll32.exe	rundll32.exe
PID 4652 wrote to memory of 4736	4652	rundll32.exe	rundll32.exe
PID 4652 wrote to memory of 4736	4652	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\b09b8e6e546e6eb245ae446c67ee5339665370eb8f6be339cb390937f73014ec.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4652

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\b09b8e6e546e6eb245ae446c67ee5339665370eb8f6be339cb390937f73014ec.dll,#1
2⤵
- Checks whether UAC is enabled
PID:4736

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/4736-114-0x0000000000000000-mapping.dmp

Download
memory/4736-115-0x0000000073C30000-0x0000000073C5E000-memory.dmp

Filesize
184KB

Download
memory/4736-117-0x0000000000B60000-0x0000000000B66000-memory.dmp

Filesize
24KB

Download