dridex | eb310b1436e76a6a1347524200cd8a6b3f3364a0638784faed9915f88da2185d

Analysis

max time kernel
30s
max time network
113s
platform
windows10_x64
resource
win10v20210410
submitted
08/05/2021, 01:01

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General

Target
7618e609_by_Libranalysis.dll
Size 158KB
Sample210508-lrh7wbc3fx
SHA256 eb310b1436e76a6a1347524200cd8a6b3f3364a0638784faed9915f88da2185d
MD5 7618e6091deb8c151d630bf76825958e
SHA1 f48cb9a2e3fc8734757658e1ba1a4b8cc43f4fda
SHA512 6f3f9485cac1ff489ed3af6ab5e795e5645e2b731cd2df9fbe4245fc17db01189c1a5db3f7fbbc6a402fdf0c045d3a436e856f525420b3fe9bb1ab82a323127d
MD5 SHA1 SHA512

Score

10^/10

dridex 40111 botnet evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40111

8.210.53.215:443
72.249.22.245:2303
188.40.137.206:8172

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/504-115-0x00000000739D0000-0x00000000739FD000-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 3180 wrote to memory of 504	3180	rundll32.exe	72
PID 3180 wrote to memory of 504	3180	rundll32.exe	72
PID 3180 wrote to memory of 504	3180	rundll32.exe	72

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\7618e609_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3180
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\7618e609_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:504

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/504-115-0x00000000739D0000-0x00000000739FD000-memory.dmp

Download

memory/504-117-0x0000000002B70000-0x0000000002B76000-memory.dmp