dridex | 862a07642028c91c2374d4d7c3beb14373651a1c352416c467e1ac8b394d8ce7

Analysis

max time kernel
25s
max time network
33s
platform
windows10_x64
resource
win10v20210408
submitted
22-04-2021 00:21

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General

Target

862a07642028c91c2374d4d7c3beb14373651a1c352416c467e1ac8b394d8ce7.dll
Size

162KB
MD5

fddb2ae9f72934719742ad036673439e
SHA1

088b333f7a05b7fb5010944ef516274a690b0947
SHA256

862a07642028c91c2374d4d7c3beb14373651a1c352416c467e1ac8b394d8ce7
SHA512

b3086d747b771a2004c624cb0e9ced95350b2b1eb69f2e12aa98a8df56cbb6a8ebb4beabfddfb2cbf835ea9b10c46192128b049c7f00e16acd135bb48601f786

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/3964-115-0x0000000073620000-0x000000007364E000-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 584 wrote to memory of 3964	584	rundll32.exe	rundll32.exe
PID 584 wrote to memory of 3964	584	rundll32.exe	rundll32.exe
PID 584 wrote to memory of 3964	584	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\862a07642028c91c2374d4d7c3beb14373651a1c352416c467e1ac8b394d8ce7.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:584

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\862a07642028c91c2374d4d7c3beb14373651a1c352416c467e1ac8b394d8ce7.dll,#1
2⤵
- Checks whether UAC is enabled
PID:3964

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/3964-114-0x0000000000000000-mapping.dmp

Download
memory/3964-115-0x0000000073620000-0x000000007364E000-memory.dmp

Filesize
184KB

Download
memory/3964-117-0x0000000003330000-0x000000000347A000-memory.dmp

Filesize
1.3MB

Download