dridex | 29ffed288d6fcb7415525a691b5a3ac5bc4ef8b549f6227f2e68bdcfdedddd49

Analysis

max time kernel
120s
max time network
122s
platform
windows10_x64
resource
win10v20210410
submitted
08/05/2021, 07:01

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General

Target
57721a0b_by_Libranalysis.dll
Size 158KB
Sample210508-9mxagap92s
SHA256 29ffed288d6fcb7415525a691b5a3ac5bc4ef8b549f6227f2e68bdcfdedddd49
MD5 57721a0b7319a633b7e6c130b0dd4edd
SHA1 a732496c0cd64824648acee794c17ee27c947e58
SHA512 477edf0d7633689bdc0c08ec233225ecf77df9cb9ed8bc820c492af9454d5b87ff38a676fecc549783b84e2fca79daa7cd46d12161a4cca33d73bf9477b2766f
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/512-115-0x00000000736D0000-0x00000000736FD000-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 1892 wrote to memory of 512	1892	rundll32.exe	72
PID 1892 wrote to memory of 512	1892	rundll32.exe	72
PID 1892 wrote to memory of 512	1892	rundll32.exe	72

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\57721a0b_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1892
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\57721a0b_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:512

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/512-115-0x00000000736D0000-0x00000000736FD000-memory.dmp

Download

memory/512-117-0x0000000003090000-0x0000000003096000-memory.dmp