dridex | 585d05b11f40457b07bcadbe973ba8eb9b8fffe893e74bc9df0d891fd27bc632

Analysis

max time kernel
120s
max time network
120s
platform
windows10_x64
resource
win10v20210410
submitted
12/05/2021, 20:02

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General

Target
badcbb83_by_Libranalysis.dll
Size 162KB
Sample210512-8l5ftakd9e
SHA256 585d05b11f40457b07bcadbe973ba8eb9b8fffe893e74bc9df0d891fd27bc632
MD5 badcbb837d28a9372ca9ef1f4f7d4706
SHA1 a5bfeda157695264f200f32139c6d7d50b62b556
SHA512 6ea0b9e3503106affac32b6dd2f1e73cc1461c5f3b7c08db6a72ba6f6d1a62ba9d992767712ecc33e00deef74ff381440f834853796cf56eb85907853a9e8f94
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/772-115-0x0000000073BF0000-0x0000000073C1E000-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 3152 wrote to memory of 772	3152	rundll32.exe	43
PID 3152 wrote to memory of 772	3152	rundll32.exe	43
PID 3152 wrote to memory of 772	3152	rundll32.exe	43

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\badcbb83_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3152
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\badcbb83_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:772

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/772-115-0x0000000073BF0000-0x0000000073C1E000-memory.dmp

Download

memory/772-117-0x00000000027F0000-0x00000000027F6000-memory.dmp