General

  • Target

    28a5c5f27383f604c6bea9e51b8cf63639af1655bac19d58244b83b5ac64dcc7

  • Size

    1.9MB

  • Sample

    240913-m381jaydrm

  • MD5

    79964e3bd7d452b619c563e501a9c4ce

  • SHA1

    0b2e2e9d8553e5f9e7aa2a2191aa323f372135d6

  • SHA256

    28a5c5f27383f604c6bea9e51b8cf63639af1655bac19d58244b83b5ac64dcc7

  • SHA512

    c1250f8e79d7c2311dd46c72910be28cbb016e84ca8a36c30fb1301bc83e7dc027af154de717a53de2471dde861544bcf1bafe8225d01bd02e58352308de1ee5

  • SSDEEP

    49152:02DK+c1yDfkCb3MP8ckLBz7zViPgiZ6ZwLqNPfaoaYrq:02mmAuBbEPgDwLqlRa8q

Malware Config

Extracted

Family

amadey

Version

4.41

Botnet

c7817d

C2

http://31.41.244.10

Attributes
  • install_dir

    0e8d0864aa

  • install_file

    svoutse.exe

  • strings_key

    5481b88a6ef75bcf21333988a4e47048

  • url_paths

    /Dem7kTu/index.php

rc4.plain

Extracted

Family

stealc

Botnet

rave

C2

http://185.215.113.103

Attributes
  • url_path

    /e2b1563c6670f193.php

Targets

    • Target

      28a5c5f27383f604c6bea9e51b8cf63639af1655bac19d58244b83b5ac64dcc7

    • Size

      1.9MB

    • MD5

      79964e3bd7d452b619c563e501a9c4ce

    • SHA1

      0b2e2e9d8553e5f9e7aa2a2191aa323f372135d6

    • SHA256

      28a5c5f27383f604c6bea9e51b8cf63639af1655bac19d58244b83b5ac64dcc7

    • SHA512

      c1250f8e79d7c2311dd46c72910be28cbb016e84ca8a36c30fb1301bc83e7dc027af154de717a53de2471dde861544bcf1bafe8225d01bd02e58352308de1ee5

    • SSDEEP

      49152:02DK+c1yDfkCb3MP8ckLBz7zViPgiZ6ZwLqNPfaoaYrq:02mmAuBbEPgDwLqlRa8q

    • Amadey

      Amadey bot is a simple trojan bot primarily used for collecting reconnaissance information.

    • Stealc

      Stealc is an infostealer written in C++.

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

    • Downloads MZ/PE file

    • 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.

    • Executes dropped EXE

    • Identifies Wine through registry keys

      Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

    • Adds Run key to start application

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v15

Tasks