Overview

overview

10

Static

static

3ad64df00a...1c.exe

windows7_x64

10

3ad64df00a...1c.exe

windows10_x64

10

Sharing

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General

  • Target

    3ad64df00abee547d055fb8b837633ad54f9bb5c91f1823e9f08d490b2fa791c

  • Size

    13.7MB

  • Sample

    201115-qt74xcnmnj

  • MD5

    dc79c526ee5281646de2e4c87c05cf3f

  • SHA1

    e4bb9d69c62f981917d920d82d7522baaa5ebbb1

  • SHA256

    3ad64df00abee547d055fb8b837633ad54f9bb5c91f1823e9f08d490b2fa791c

  • SHA512

    246dc3cf352cdfa45398e461d3e3a48546aba9fc8381c464b0174ad1bb37fb5814e63ad89635a112fa718cbb3966f214c05774a5ca2cdd8bba26c9facf1bb5b2

Score
10/10
tofseeevasionpersistencetrojan

Malware Config

Targets

    • Target

      3ad64df00abee547d055fb8b837633ad54f9bb5c91f1823e9f08d490b2fa791c

    • Size

      13.7MB

    • MD5

      dc79c526ee5281646de2e4c87c05cf3f

    • SHA1

      e4bb9d69c62f981917d920d82d7522baaa5ebbb1

    • SHA256

      3ad64df00abee547d055fb8b837633ad54f9bb5c91f1823e9f08d490b2fa791c

    • SHA512

      246dc3cf352cdfa45398e461d3e3a48546aba9fc8381c464b0174ad1bb37fb5814e63ad89635a112fa718cbb3966f214c05774a5ca2cdd8bba26c9facf1bb5b2

    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

    • Drops file in System32 directory

    • Modifies service

      persistence

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

New Service

1
T1050

Modify Existing Service

2
T1031

Registry Run Keys / Startup Folder

1
T1060

Privilege Escalation

New Service

1
T1050

Defense Evasion

Disabling Security Tools

1
T1089

Modify Registry

3
T1112

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks