General

  • Target

    e312af68203fd80a2dd86a69460941ce29709424310abffd66fd7323a2b8ef6e

  • Size

    180KB

  • Sample

    210928-3lhd9adcfn

  • MD5

    e5cf31523f01f3791bf0d2dbf2a232c4

  • SHA1

    d992d4c7ff035d4dc730620924625d58be4bd4a6

  • SHA256

    e312af68203fd80a2dd86a69460941ce29709424310abffd66fd7323a2b8ef6e

  • SHA512

    83df9bc5351733b06adaa04f35bd3027c13ad995ea7bfde9c5ec60405c92bc5174718b80c54d1393917b3039efc26b09620807b5a995154902b3572ac3dda06c

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

Targets

    • Target

      e312af68203fd80a2dd86a69460941ce29709424310abffd66fd7323a2b8ef6e

    • Size

      180KB

    • MD5

      e5cf31523f01f3791bf0d2dbf2a232c4

    • SHA1

      d992d4c7ff035d4dc730620924625d58be4bd4a6

    • SHA256

      e312af68203fd80a2dd86a69460941ce29709424310abffd66fd7323a2b8ef6e

    • SHA512

      83df9bc5351733b06adaa04f35bd3027c13ad995ea7bfde9c5ec60405c92bc5174718b80c54d1393917b3039efc26b09620807b5a995154902b3572ac3dda06c

    • 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

    • suricata: ET MALWARE Amadey CnC Check-In

      suricata: ET MALWARE Amadey CnC Check-In

    • 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 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

    • 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.

    • Drops file in System32 directory

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks