dridex | eb69ac06d97ff1d48607a9615ecf290f66808de72213b57f3b70d604f650c574

Analysis

max time kernel
62s
max time network
113s
platform
windows10_x64
resource
win10v20210408
submitted
28/04/2021, 21:38

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General

Target
9dc6d350_by_Libranalysis.dll
Size 162KB
Sample210428-8yaay9gdbe
SHA256 eb69ac06d97ff1d48607a9615ecf290f66808de72213b57f3b70d604f650c574
MD5 9dc6d350d21454845b8ba9d354205189
SHA1 f820399906309849be067857b5309170413c6f56
SHA512 a8031720b4d0c91aaf32f3f980c14bee8103d3c0ceeb2a6b5b63b8293f703c7a9e5d786a08ce68a94087210c748ab01c5c1869396102cea11c6449d9b6cffc6d
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/1224-115-0x0000000074260000-0x000000007428E000-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 424 wrote to memory of 1224	424	rundll32.exe	69
PID 424 wrote to memory of 1224	424	rundll32.exe	69
PID 424 wrote to memory of 1224	424	rundll32.exe	69

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\9dc6d350_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:424
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\9dc6d350_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:1224

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/1224-115-0x0000000074260000-0x000000007428E000-memory.dmp

Download

memory/1224-117-0x00000000011E0000-0x00000000011E6000-memory.dmp