dridex | 6356eb9dbf684c1aabfde4aa1fd8c4f29d01fd9599246b26e4bb979540b337a7

Analysis

max time kernel
134s
max time network
136s
platform
windows10_x64
resource
win10v20210410
submitted
24/05/2021, 06:02

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General

Target
934dfc65_by_Libranalysis.dll
Size 162KB
Sample210524-mq36ybs8ej
SHA256 6356eb9dbf684c1aabfde4aa1fd8c4f29d01fd9599246b26e4bb979540b337a7
MD5 934dfc655b6da927cee0c091a3fbf8b2
SHA1 e12443c0253a8383f16bc0775381e0e549aea72e
SHA512 50e9fbb8a5de25d26f7d8abd5985313252639b6affc7bbd26e0b4543f901895e70313348ad0aed55613df0e787a160ef1fc18e587cccf3a036a92d40ba11a986
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/3552-115-0x0000000073F20000-0x0000000073F4E000-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 2256 wrote to memory of 3552	2256	rundll32.exe	68
PID 2256 wrote to memory of 3552	2256	rundll32.exe	68
PID 2256 wrote to memory of 3552	2256	rundll32.exe	68

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\934dfc65_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2256
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\934dfc65_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:3552

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/3552-115-0x0000000073F20000-0x0000000073F4E000-memory.dmp

Download

memory/3552-117-0x00000000008B0000-0x00000000008B6000-memory.dmp