dridex | 65a35b6d615b3edbfa94143cddc014263f4fdd428f3cad7186275ffb94e2b4b3

Analysis

max time kernel
110s
max time network
113s
platform
windows10_x64
resource
win10v20210410
submitted
24/05/2021, 11:02

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General

Target
1f30fbf6_by_Libranalysis.dll
Size 162KB
Sample210524-69q89e2wsn
SHA256 65a35b6d615b3edbfa94143cddc014263f4fdd428f3cad7186275ffb94e2b4b3
MD5 1f30fbf62b4e8ea5d45b64539886a561
SHA1 64fd732baab819011e13919008ca5339d2905fd9
SHA512 dd5b0f6ee9a495b91da76ba061bd516cca2b9336ee21b6276a4103f2cb83b0cc68c09560d9775c88071ba6c9c2feeaabd2d12618a068139084559a232c0e099e
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/3628-115-0x00000000739D0000-0x00000000739FE000-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 3616 wrote to memory of 3628	3616	rundll32.exe	69
PID 3616 wrote to memory of 3628	3616	rundll32.exe	69
PID 3616 wrote to memory of 3628	3616	rundll32.exe	69

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\1f30fbf6_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3616
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\1f30fbf6_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:3628

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/3628-115-0x00000000739D0000-0x00000000739FE000-memory.dmp

Download

memory/3628-117-0x0000000002A10000-0x0000000002A16000-memory.dmp