dridex | ff8078f3fdbdc103be04cd00b8757e283d955ed092d6011034df21582ccdbc0f

Analysis

max time kernel
63s
max time network
69s
platform
windows10_x64
resource
win10v20210408
submitted
03/05/2021, 17:04

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General

Target
15f42088_by_Libranalysis.dll
Size 162KB
Sample210503-xlsay6r2he
SHA256 ff8078f3fdbdc103be04cd00b8757e283d955ed092d6011034df21582ccdbc0f
MD5 15f42088c04fecfc23d544358ed1b5ae
SHA1 a0d74462e6cae573048bf712c7c321c1cbf76ad6
SHA512 59e464b22832dd3421833c7b021e8e6ff4f4f532f462397c724e967b1a1daa23d1f69128c7ea2c432425b80ee969bd49d90bab2f80ab3ddecfa147cd57c2efef
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/1184-115-0x00000000738F0000-0x000000007391E000-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 856 wrote to memory of 1184	856	rundll32.exe	69
PID 856 wrote to memory of 1184	856	rundll32.exe	69
PID 856 wrote to memory of 1184	856	rundll32.exe	69

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\15f42088_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:856
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\15f42088_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:1184

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/1184-115-0x00000000738F0000-0x000000007391E000-memory.dmp

Download

memory/1184-117-0x0000000000E20000-0x0000000000E26000-memory.dmp