Overview

overview

10

Static

static

1d8bdb66f3...ed.exe

windows7_x64

10

1d8bdb66f3...ed.exe

windows10-2004_x64

3

Sharing

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General

  • Target

    1d8bdb66f386e4a13eccbd5bd5d4a006da0b24350792b652767bf71499e3caed

  • Size

    143KB

  • Sample

    220607-dssfcsegb4

  • MD5

    060bd7824d33fece88d0b30173fa9552

  • SHA1

    79b6fc5843fa02d997733389cee31708cc709d34

  • SHA256

    1d8bdb66f386e4a13eccbd5bd5d4a006da0b24350792b652767bf71499e3caed

  • SHA512

    95cf4e435b9085b1ebf346c9c302e8b418113a737fb5976f3767b21e25a6070d8ee4ecbb9a13bc4428cac2c062518f1f38a7a824cc7b1c4d89dad462e9a749e6

Score
10/10
tofseepersistencetrojan

Malware Config

Extracted

Family

tofsee

C2

91.218.38.245

188.165.132.183

rgtryhbgddtyh.biz

wertdghbyrukl.ch

Targets

    • Target

      1d8bdb66f386e4a13eccbd5bd5d4a006da0b24350792b652767bf71499e3caed

    • Size

      143KB

    • MD5

      060bd7824d33fece88d0b30173fa9552

    • SHA1

      79b6fc5843fa02d997733389cee31708cc709d34

    • SHA256

      1d8bdb66f386e4a13eccbd5bd5d4a006da0b24350792b652767bf71499e3caed

    • SHA512

      95cf4e435b9085b1ebf346c9c302e8b418113a737fb5976f3767b21e25a6070d8ee4ecbb9a13bc4428cac2c062518f1f38a7a824cc7b1c4d89dad462e9a749e6

    Score
    10/10
    tofseepersistencetrojan

    • Tofsee

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

      trojantofsee

    • Executes dropped EXE

    • Deletes itself

    • Loads dropped DLL

    • Adds Run key to start application

      persistence

    • Maps connected drives based on registry

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

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1
T1060

Privilege Escalation

Defense Evasion

Modify Registry

1
T1112

Credential Access

Discovery

Query Registry

1
T1012

Peripheral Device Discovery

1
T1120

System Information Discovery

2
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks