dridex | a9c404e2bbf2caeff4e6bacdcf9f0c5e59b7ec1554e7b8ca612c29edab24937f

Analysis

max time kernel
25s
max time network
110s
platform
windows10_x64
resource
win10v20210408
submitted
16/04/2021, 03:57

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General

Target
a9c404e2bbf2caeff4e6bacdcf9f0c5e59b7ec1554e7b8ca612c29edab24937f.dll
Size 162KB
Sample210416-twc415qdl6
SHA256 a9c404e2bbf2caeff4e6bacdcf9f0c5e59b7ec1554e7b8ca612c29edab24937f
MD5 67a4500595b9b96fb008113975883880
SHA1 26363e9e06066007a6571b37d9dfcde81e8fbb1f
SHA512 818d3f52fc1cde41b130478e23699927a082513b5ad50bf7c8eff4a231e0d049e70549cc07a905a6e1e7f4ef1a738ace2e31b1689572c962738ee62b54c7642b
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/680-115-0x0000000074430000-0x000000007445E000-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 808 wrote to memory of 680	808	rundll32.exe	69
PID 808 wrote to memory of 680	808	rundll32.exe	69
PID 808 wrote to memory of 680	808	rundll32.exe	69

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\a9c404e2bbf2caeff4e6bacdcf9f0c5e59b7ec1554e7b8ca612c29edab24937f.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:808
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\a9c404e2bbf2caeff4e6bacdcf9f0c5e59b7ec1554e7b8ca612c29edab24937f.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:680

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/680-115-0x0000000074430000-0x000000007445E000-memory.dmp

Download

memory/680-117-0x0000000002550000-0x0000000002556000-memory.dmp