General

  • Target

    8e0bf87628ea9c37fd9a0ca40fbbac0bf8d219f2f514efad2f63e0ba90cf7dd4

  • Size

    180KB

  • Sample

    210929-at32psdbf9

  • MD5

    3d36f877680341511604f09550d7dd20

  • SHA1

    09efbeb35ec58e831ac58eeeac41947640d72a9d

  • SHA256

    8e0bf87628ea9c37fd9a0ca40fbbac0bf8d219f2f514efad2f63e0ba90cf7dd4

  • SHA512

    fad0b7ac5e22f2a1d27305ca78297c42dd28709459ba36b74841ca5e5d21bcdfd8991881369afba2a095b88d1e7c0bec69a25a6c9be9f99d7c8f72e13f605a65

Malware Config

Extracted

Family

smokeloader

Version

2020

C2

http://naghenrietti1.top/

http://kimballiett2.top/

http://xadriettany3.top/

http://jebeccallis4.top/

http://nityanneron5.top/

http://umayaniela6.top/

http://lynettaram7.top/

http://sadineyalas8.top/

http://geenaldencia9.top/

http://aradysiusep10.top/

rc4.i32
rc4.i32

Extracted

Family

redline

Botnet

777777

C2

193.56.146.60:18243

Extracted

Family

raccoon

Botnet

5ff0ccb2bc00dc52d1ad09949e9c7663bc9ca4d4

Attributes
  • url4cnc

    https://t.me/agrybirdsgamerept

rc4.plain
rc4.plain

Targets

    • Target

      8e0bf87628ea9c37fd9a0ca40fbbac0bf8d219f2f514efad2f63e0ba90cf7dd4

    • Size

      180KB

    • MD5

      3d36f877680341511604f09550d7dd20

    • SHA1

      09efbeb35ec58e831ac58eeeac41947640d72a9d

    • SHA256

      8e0bf87628ea9c37fd9a0ca40fbbac0bf8d219f2f514efad2f63e0ba90cf7dd4

    • SHA512

      fad0b7ac5e22f2a1d27305ca78297c42dd28709459ba36b74841ca5e5d21bcdfd8991881369afba2a095b88d1e7c0bec69a25a6c9be9f99d7c8f72e13f605a65

    • Raccoon

      Simple but powerful infostealer which was very active in 2019.

    • RedLine

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

    • RedLine Payload

    • ServHelper

      ServHelper is a backdoor written in Delphi and is associated with the hacking group TA505.

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • Turns off Windows Defender SpyNet reporting

    • Windows security bypass

    • xmrig

      XMRig is a high performance, open source, cross platform CPU/GPU miner.

    • Grants admin privileges

      Uses net.exe to modify the user's privileges.

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

    • Nirsoft

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Modifies RDP port number used by Windows

    • Sets DLL path for service in the registry

    • Checks BIOS information in registry

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

    • Deletes itself

    • Drops startup file

    • 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.

    • Themida packer

      Detects Themida, an advanced Windows software protection system.

    • Windows security modification

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • 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.

    • Drops file in System32 directory

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks