dridex | 4f1eced7de0881e6db4b1f20c73885124853f8976df0be2136ad28fcda33e556

Analysis

max time kernel
73s
max time network
112s
platform
windows10_x64
resource
win10v20210408
submitted
21/04/2021, 09:45

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General

Target
4f1eced7de0881e6db4b1f20c73885124853f8976df0be2136ad28fcda33e556.dll
Size 162KB
Sample210421-e1rjdcn9n6
SHA256 4f1eced7de0881e6db4b1f20c73885124853f8976df0be2136ad28fcda33e556
MD5 6b096b1792b1a9799ba6597f14a1865b
SHA1 912df06598c5152bcd7e4455759c0cbf68c77ce8
SHA512 5b9ae0466c6087360189f2922120deb921de756e4ede13cc82ecfc5df812d89b8e17c8993e4e924362ff18f4759278583f2912a6e1ac2ea2c633337314304445
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/1276-115-0x0000000074260000-0x000000007428E000-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 996 wrote to memory of 1276	996	rundll32.exe	70
PID 996 wrote to memory of 1276	996	rundll32.exe	70
PID 996 wrote to memory of 1276	996	rundll32.exe	70

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\4f1eced7de0881e6db4b1f20c73885124853f8976df0be2136ad28fcda33e556.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:996
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\4f1eced7de0881e6db4b1f20c73885124853f8976df0be2136ad28fcda33e556.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:1276

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/1276-115-0x0000000074260000-0x000000007428E000-memory.dmp

Download

memory/1276-117-0x00000000001F0000-0x00000000001F6000-memory.dmp