dridex | 782d981c8a5c477643f98ab2b95be11727f5c760da7effb6b7dfb9642ada1631

Analysis

max time kernel
138s
max time network
142s
platform
windows10_x64
resource
win10v20210410
submitted
30/04/2021, 00:04

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General

Target
bc1e3634_by_Libranalysis.dll
Size 162KB
Sample210430-cedgbac5fn
SHA256 782d981c8a5c477643f98ab2b95be11727f5c760da7effb6b7dfb9642ada1631
MD5 bc1e363480b2156b9d3a3726ac9c2625
SHA1 f31de12ab78c64055a9f482df46d119bf931491e
SHA512 c36dc60ab991c4e39024f185b39e8e87d93ddddd15e466ed1cebd883f87b8a856e85b07c1c45c8620309245caf203018d1f12960453e74f7adb70ce1b4582b2c
MD5 SHA1 SHA512

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

resource	yara_rule
behavioral2/memory/3764-115-0x0000000073660000-0x000000007368E000-memory.dmp	dridex_ldr

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

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1920 wrote to memory of 3764	1920	rundll32.exe	44
PID 1920 wrote to memory of 3764	1920	rundll32.exe	44
PID 1920 wrote to memory of 3764	1920	rundll32.exe	44

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\bc1e3634_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1920
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\bc1e3634_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:3764

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/3764-115-0x0000000073660000-0x000000007368E000-memory.dmp

Download

memory/3764-117-0x0000000003240000-0x000000000338A000-memory.dmp