General

  • Target

    Server.exe

  • Size

    93KB

  • Sample

    240627-vpyxeatcmn

  • MD5

    572fc944cc5ef19f9669bf0132c98a93

  • SHA1

    0a0fd5642ffffe9508c70809b859764c8996a30c

  • SHA256

    ca5b63d40c1089aa689ab2f94536f8c5324eabead6c45d4638c95fd5b4fb5e52

  • SHA512

    e1c845e5d781abf327242da0e32ca7cec480bf0913f2d4a21bf4750cd15454987c50b2fa56abb259dd483aa8fec00de64b90a66534f3942bdf5c2af3e601f144

  • SSDEEP

    1536:OVpR8lZc+/2HVzvdzDGffvqjEwzGi1dDcHb/gS:OVpKc+/2HVzFzDGn7i1dWY

Malware Config

Extracted

Family

njrat

Version

0.7d

Botnet

HacKed

C2

hakim32.ddns.net:2000

7.tcp.eu.ngrok.io:11619

Mutex

1a03731b40a3b9b5d705cc71f522e1c3

Attributes
  • reg_key

    1a03731b40a3b9b5d705cc71f522e1c3

  • splitter

    |'|'|

Targets

    • Target

      Server.exe

    • Size

      93KB

    • MD5

      572fc944cc5ef19f9669bf0132c98a93

    • SHA1

      0a0fd5642ffffe9508c70809b859764c8996a30c

    • SHA256

      ca5b63d40c1089aa689ab2f94536f8c5324eabead6c45d4638c95fd5b4fb5e52

    • SHA512

      e1c845e5d781abf327242da0e32ca7cec480bf0913f2d4a21bf4750cd15454987c50b2fa56abb259dd483aa8fec00de64b90a66534f3942bdf5c2af3e601f144

    • SSDEEP

      1536:OVpR8lZc+/2HVzvdzDGffvqjEwzGi1dDcHb/gS:OVpKc+/2HVzFzDGn7i1dWY

    • Disables Task Manager via registry modification

    • Modifies Windows Firewall

    • Deletes itself

    • Executes dropped EXE

    • 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

    • Drops autorun.inf file

      Malware can abuse Windows Autorun to spread further via attached volumes.

MITRE ATT&CK Enterprise v15

Tasks