dridex | 22f28c9f517c1df69da59299fde42f206f58a528b7b22ba95ed5286cfcbca56c

Analysis

max time kernel
108s
max time network
111s
platform
windows10_x64
resource
win10v20210410
submitted
20/04/2021, 19:30

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General

Target
22f28c9f517c1df69da59299fde42f206f58a528b7b22ba95ed5286cfcbca56c.dll
Size 162KB
Sample210420-j3phw589ee
SHA256 22f28c9f517c1df69da59299fde42f206f58a528b7b22ba95ed5286cfcbca56c
MD5 338d6a4ed02aada5509e71e10eb2f2a6
SHA1 3507bd0baee365cee5791d2f92fb32a5ba51cbec
SHA512 e6c10cdf62559074ad7d083a675234d40ddae88ea3d7deeb78e0b829dc7740ad5ec4b3a63e9c3c3d92a1573b4baf770b9eaab4a0c1d3158faade21b44e8050da
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/1704-115-0x00000000739D0000-0x00000000739FE000-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 3244 wrote to memory of 1704	3244	rundll32.exe	69
PID 3244 wrote to memory of 1704	3244	rundll32.exe	69
PID 3244 wrote to memory of 1704	3244	rundll32.exe	69

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\22f28c9f517c1df69da59299fde42f206f58a528b7b22ba95ed5286cfcbca56c.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3244
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\22f28c9f517c1df69da59299fde42f206f58a528b7b22ba95ed5286cfcbca56c.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:1704

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/1704-115-0x00000000739D0000-0x00000000739FE000-memory.dmp

Download

memory/1704-117-0x0000000003600000-0x0000000003606000-memory.dmp