General

  • Target

    adwares.rar

  • Size

    14.8MB

  • Sample

    231123-heqf3ahb4w

  • MD5

    a874bf3efeb94482edaa8dcbbbb51a5f

  • SHA1

    4fe5841e47433529a86002dda89fc203702ac3e0

  • SHA256

    f0a17dac24869601564ba23ed962f33e507d79ca4e6a0a31ff54cdb7644b1cc9

  • SHA512

    a6e345055297a7fc2da77d52ee2f23ea92ce7356e83960d72c5b44d2ab8544223c218b445c37b99603bc1c4e951408a9a01afe324ab7aee897644f9ee18ab3db

  • SSDEEP

    393216:VgwOVBWMeYcFNG2z5lzBsWrp5H8xUoaDkx:Vgw6cfG2z5TsWrwUex

Malware Config

Extracted

Family

risepro

C2

194.169.175.123

Targets

    • Target

      adwares.rar

    • Size

      14.8MB

    • MD5

      a874bf3efeb94482edaa8dcbbbb51a5f

    • SHA1

      4fe5841e47433529a86002dda89fc203702ac3e0

    • SHA256

      f0a17dac24869601564ba23ed962f33e507d79ca4e6a0a31ff54cdb7644b1cc9

    • SHA512

      a6e345055297a7fc2da77d52ee2f23ea92ce7356e83960d72c5b44d2ab8544223c218b445c37b99603bc1c4e951408a9a01afe324ab7aee897644f9ee18ab3db

    • SSDEEP

      393216:VgwOVBWMeYcFNG2z5lzBsWrp5H8xUoaDkx:Vgw6cfG2z5TsWrwUex

    • Ammyy Admin

      Remote admin tool with various capabilities.

    • AmmyyAdmin payload

    • FlawedAmmyy RAT

      Remote-access trojan based on leaked code for the Ammyy remote admin software.

    • PrivateLoader

      PrivateLoader is a downloader sold as a pay-per-install malware distribution service.

    • RisePro

      RisePro stealer is an infostealer distributed by PrivateLoader.

    • Identifies VirtualBox via ACPI registry values (likely anti-VM)

    • Blocklisted process makes network request

    • Downloads MZ/PE file

    • Manipulates Digital Signatures

      Attackers can apply techniques such as changing the registry keys of authenticode & Cryptography to obtain their binary as valid.

    • Modifies Installed Components in the registry

    • Stops running service(s)

    • Checks BIOS information in registry

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

    • Checks computer location settings

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

    • Drops startup file

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads user/profile data of local email clients

      Email clients store some user data on disk where infostealers will often target it.

    • Reads user/profile data of web browsers

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

    • Registers COM server for autorun

    • Unexpected DNS network traffic destination

      Network traffic to other servers than the configured DNS servers was detected on the DNS port.

    • Accesses Microsoft Outlook profiles

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Adds Run key to start application

    • 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.

    • Drops file in System32 directory

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks