General

  • Target

    Akh.exe

  • Size

    1.7MB

  • Sample

    231007-fpfnhabe33

  • MD5

    7fda347e567d0e6afc821f5ca436af48

  • SHA1

    6e5f7bd1e770512fe7b6c5dcbd1a55de973e1512

  • SHA256

    127e5531f968cd67deecb3855f48b7fc5624ddf30573934426980f99ac549a0d

  • SHA512

    943c332aa48e91a29fa0526454983a8b84f6858c7f47559714244e070597450ec517c6e94e6196948d2d62c60b4a9251bf02c4fb261fed6643117830ea2a46a5

  • SSDEEP

    49152:XVUcRe5FButokI73BVsfb7SMGpT+0k5TA:XVUoe5f6oV3sfb7SpTuA

Malware Config

Extracted

Family

smokeloader

Botnet

pub1

Extracted

Family

smokeloader

Version

2020

C2

http://host-file-host6.com/

http://host-host-file8.com/

rc4.i32
rc4.i32

Extracted

Family

fabookie

C2

http://app.nnnaajjjgc.com/check/safe

Targets

    • Target

      Akh.exe

    • Size

      1.7MB

    • MD5

      7fda347e567d0e6afc821f5ca436af48

    • SHA1

      6e5f7bd1e770512fe7b6c5dcbd1a55de973e1512

    • SHA256

      127e5531f968cd67deecb3855f48b7fc5624ddf30573934426980f99ac549a0d

    • SHA512

      943c332aa48e91a29fa0526454983a8b84f6858c7f47559714244e070597450ec517c6e94e6196948d2d62c60b4a9251bf02c4fb261fed6643117830ea2a46a5

    • SSDEEP

      49152:XVUcRe5FButokI73BVsfb7SMGpT+0k5TA:XVUoe5f6oV3sfb7SpTuA

    • Detect Fabookie payload

    • Fabookie

      Fabookie is facebook account info stealer.

    • Glupteba

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

    • Glupteba payload

    • PrivateLoader

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

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • UAC bypass

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

    • Downloads MZ/PE file

    • Modifies Windows Firewall

    • Stops running service(s)

    • Checks BIOS information in registry

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

    • Drops startup file

    • Executes dropped EXE

    • 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.

    • UPX packed file

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

    • 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