Overview

overview

10

Static

static

1b0010a96b...9a.exe

windows7_x64

10

1b0010a96b...9a.exe

windows10_x64

10

Sharing

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General

  • Target

    1b0010a96b91f0095afecaa9b873255808297d7e5a156773f69136a12138639a

  • Size

    12.6MB

  • Sample

    201115-a6rdmrb966

  • MD5

    16545f182e30d00281716f297e67d50f

  • SHA1

    19658aaee010ff6cd78896a8bf555cb559f10379

  • SHA256

    1b0010a96b91f0095afecaa9b873255808297d7e5a156773f69136a12138639a

  • SHA512

    fe4466a14aeec1acaf23d9f0a12bb92ea015d80b04fe623d11f4a19e818782696ab41455a47fbce3837923cd8f463b623527a75a916a726dbd79d8d0e8c0976b

Score
10/10
tofseeevasionpersistencetrojan

Malware Config

Targets

    • Target

      1b0010a96b91f0095afecaa9b873255808297d7e5a156773f69136a12138639a

    • Size

      12.6MB

    • MD5

      16545f182e30d00281716f297e67d50f

    • SHA1

      19658aaee010ff6cd78896a8bf555cb559f10379

    • SHA256

      1b0010a96b91f0095afecaa9b873255808297d7e5a156773f69136a12138639a

    • SHA512

      fe4466a14aeec1acaf23d9f0a12bb92ea015d80b04fe623d11f4a19e818782696ab41455a47fbce3837923cd8f463b623527a75a916a726dbd79d8d0e8c0976b

    Score
    10/10
    tofseeevasionpersistencetrojan

    • Tofsee

      Backdoor/botnet which carries out malicious activities based on commands from a C2 server.

      trojantofsee

    • Windows security bypass

      evasiontrojan

    • Creates new service(s)

      persistence

    • Executes dropped EXE

    • Modifies Windows Firewall

      evasion

    • Sets service image path in registry

      persistence

    • Deletes itself

    • 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

    • Modifies service

      persistence

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Enterprise v6

Tasks