dridex | ea36fd40b98fddd20bf009a36b26183e360fd4d71dbd2b649bf6d08bc746813b

Analysis

max time kernel
26s
max time network
110s
platform
windows10_x64
resource
win10v20210408
submitted
16/04/2021, 20:36

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General

Target
ea36fd40b98fddd20bf009a36b26183e360fd4d71dbd2b649bf6d08bc746813b.dll
Size 162KB
Sample210416-ddq4xdlm16
SHA256 ea36fd40b98fddd20bf009a36b26183e360fd4d71dbd2b649bf6d08bc746813b
MD5 b3864b8d1476a9f073a36a681d61176b
SHA1 f76373f78b43254fe5e511a583eecffe356bff60
SHA512 89dbb477a7cbfa7f72de901c4406f59dfdac542498279c798d66d41f2c980dfc806c0239223d5e46ea4ec5c0e4fbd6acef2f1f55200bfba764a019ec84a4522d
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/688-115-0x0000000073530000-0x000000007355E000-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 4024 wrote to memory of 688	4024	rundll32.exe	69
PID 4024 wrote to memory of 688	4024	rundll32.exe	69
PID 4024 wrote to memory of 688	4024	rundll32.exe	69

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\ea36fd40b98fddd20bf009a36b26183e360fd4d71dbd2b649bf6d08bc746813b.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4024
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\ea36fd40b98fddd20bf009a36b26183e360fd4d71dbd2b649bf6d08bc746813b.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:688

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/688-115-0x0000000073530000-0x000000007355E000-memory.dmp

Download

memory/688-117-0x0000000000D50000-0x0000000000D56000-memory.dmp