General

  • Target

    Five.exe

  • Size

    347KB

  • Sample

    210410-27yzjrjqx2

  • MD5

    9bd60d8672e34193a3bb35a09d3d4dc5

  • SHA1

    8ca91b14d95b896a7afe2430830ed88c2700d0ab

  • SHA256

    610d9028a1aac20684ad5bf0b6c0212016eceb3d6d4563cead3c398aac441c5b

  • SHA512

    a4f32f18f54119e1b1dc1d13e8a9ca11695cd4fe66880ce3ccc27679d66d4e7ed08a74a2ddc0dded0534f2af8d5336e4cfd062d6f9359059d9f9a9a03815cd63

Malware Config

Extracted

Family

dridex

Botnet

10111

C2

131.100.24.231:443

188.165.17.91:8443

185.148.169.10:2303

rc4.plain
rc4.plain

Extracted

Language
ps1
Deobfuscated
URLs
ps1.dropper

http://labsclub.com/welcome

Extracted

Family

icedid

Campaign

1925120085

C2

zapatiryesa.fun

Extracted

Family

metasploit

Version

windows/single_exec

Targets

    • Target

      Five.exe

    • Size

      347KB

    • MD5

      9bd60d8672e34193a3bb35a09d3d4dc5

    • SHA1

      8ca91b14d95b896a7afe2430830ed88c2700d0ab

    • SHA256

      610d9028a1aac20684ad5bf0b6c0212016eceb3d6d4563cead3c398aac441c5b

    • SHA512

      a4f32f18f54119e1b1dc1d13e8a9ca11695cd4fe66880ce3ccc27679d66d4e7ed08a74a2ddc0dded0534f2af8d5336e4cfd062d6f9359059d9f9a9a03815cd63

    • Dridex

      Dridex(known as Bugat/Cridex) is a form of malware that specializes in stealing bank credentials.

    • Glupteba

      Glupteba is a modular loader written in Golang with various components.

    • Glupteba Payload

    • IcedID, BokBot

      IcedID is a banking trojan capable of stealing credentials.

    • MetaSploit

      Detected malicious payload which is part of the Metasploit Framework, likely generated with msfvenom or similar.

    • RedLine

      RedLine Stealer is a malware family written in C#, first appearing in early 2020.

    • RedLine Payload

    • Suspicious use of NtCreateProcessExOtherParentProcess

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • ACProtect 1.3x - 1.4x DLL software

      Detects file using ACProtect software.

    • Checks for common network interception software

      Looks in the registry for tools like Wireshark or Fiddler commonly used to analyze network activity.

    • Dridex Loader

      Detects Dridex both x86 and x64 loader in memory.

    • IcedID First Stage Loader

    • Blocklisted process makes network request

    • Downloads MZ/PE file

    • Drops file in Drivers directory

    • Executes dropped EXE

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

    • VMProtect packed file

      Detects executables packed with VMProtect commercial packer.

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Loads dropped DLL

    • Reads local data of messenger clients

      Infostealers often target stored data of messaging applications, which can include saved credentials and account information.

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Accesses 2FA software files, possible credential harvesting

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Adds Run key to start application

    • Checks for any installed AV software in registry

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Checks whether UAC is enabled

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Legitimate hosting services abused for malware hosting/C2

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Maps connected drives based on registry

      Disk information is often read in order to detect sandboxing environments.

    • Drops file in System32 directory

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

Modify Registry

3
T1112

Install Root Certificate

1
T1130

Credential Access

Credentials in Files

4
T1081

Discovery

Software Discovery

1
T1518

Query Registry

7
T1012

System Information Discovery

8
T1082

Security Software Discovery

1
T1063

Peripheral Device Discovery

3
T1120

Remote System Discovery

1
T1018

Collection

Data from Local System

4
T1005

Command and Control

Web Service

1
T1102

Tasks