Overview

overview

10

Static

static

3

fb725cdde0...18.exe

windows7-x64

10

fb725cdde0...18.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    fb725cdde0c644bf58ed7bc807d400fe_JaffaCakes118

  • Size

    11.0MB

  • Sample

    240419-3w411aag57

  • MD5

    fb725cdde0c644bf58ed7bc807d400fe

  • SHA1

    4c31c781d128da8576b73cb86596720d0faaab3c

  • SHA256

    3b81501b4c22dbf3d58fd6af148aacdc7bc1acf761a3f7209e351b1bde12616b

  • SHA512

    eec1664315a2fb1625705fc7980c007fc790675c9ad2c13c6db01ee5adb7c6114c2b8cdb1f1dd6ac5ecacddce6e35d0616d20d086aac7fe0d78ee02636edb71d

  • SSDEEP

    12288:4IIW7A7qL8SHSIiwN/iZBqAsArTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTT3:5A7qLNNf

Score
10/10
tofseeevasionpersistencetrojan

Malware Config

Extracted

Family

tofsee

C2

defeatwax.ru

refabyd.info

Targets

    • Target

      fb725cdde0c644bf58ed7bc807d400fe_JaffaCakes118

    • Size

      11.0MB

    • MD5

      fb725cdde0c644bf58ed7bc807d400fe

    • SHA1

      4c31c781d128da8576b73cb86596720d0faaab3c

    • SHA256

      3b81501b4c22dbf3d58fd6af148aacdc7bc1acf761a3f7209e351b1bde12616b

    • SHA512

      eec1664315a2fb1625705fc7980c007fc790675c9ad2c13c6db01ee5adb7c6114c2b8cdb1f1dd6ac5ecacddce6e35d0616d20d086aac7fe0d78ee02636edb71d

    • SSDEEP

      12288:4IIW7A7qL8SHSIiwN/iZBqAsArTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTT3:5A7qLNNf

    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

    • Modifies Windows Firewall

      evasion

    • Sets service image path in registry

      persistence

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Deletes itself

    • Executes dropped EXE

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Create or Modify System Process

2
T1543

Windows Service

2
T1543.003

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Privilege Escalation

Create or Modify System Process

2
T1543

Windows Service

2
T1543.003

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Defense Evasion

Impair Defenses

2
T1562

Disable or Modify Tools

1
T1562.001

Disable or Modify System Firewall

1
T1562.004

Modify Registry

2
T1112

Credential Access

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks