Overview

overview

10

Static

static

3

04d88bfc30...18.exe

windows7-x64

10

04d88bfc30...18.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    04d88bfc300b49a0e992b3dbcd2354d8_JaffaCakes118

  • Size

    12.2MB

  • Sample

    240623-cjv98azakq

  • MD5

    04d88bfc300b49a0e992b3dbcd2354d8

  • SHA1

    eef78b4bae9d140a932d3fcb570e1f90b961b521

  • SHA256

    e5e6cb06a53338127e7bdd9d98203b2e4b736d5ad98da9e2db178a8a26582730

  • SHA512

    29f0f4f897e7181d3956349d64c6e03ae441e35f597735d093f30134e08a89d46c398417c30359b1a263138f6d9645b80fde0206862669444431c149e77f0e79

  • SSDEEP

    196608:nE/vvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvH:nE

Score
10/10
tofseeevasionexecutionpersistenceprivilege_escalationtrojan

Malware Config

Extracted

Family

tofsee

C2

defeatwax.ru

refabyd.info

Targets

    • Target

      04d88bfc300b49a0e992b3dbcd2354d8_JaffaCakes118

    • Size

      12.2MB

    • MD5

      04d88bfc300b49a0e992b3dbcd2354d8

    • SHA1

      eef78b4bae9d140a932d3fcb570e1f90b961b521

    • SHA256

      e5e6cb06a53338127e7bdd9d98203b2e4b736d5ad98da9e2db178a8a26582730

    • SHA512

      29f0f4f897e7181d3956349d64c6e03ae441e35f597735d093f30134e08a89d46c398417c30359b1a263138f6d9645b80fde0206862669444431c149e77f0e79

    • SSDEEP

      196608:nE/vvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvH:nE

    Score
    10/10
    tofseeevasionexecutionpersistenceprivilege_escalationtrojan

    • Tofsee

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

      trojantofsee

    • Windows security bypass

      evasiontrojan

    • Creates new service(s)

      persistenceexecution

    • 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 Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

System Services

1
T1569

Service Execution

1
T1569.002

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Create or Modify System Process

2
T1543

Windows Service

2
T1543.003

Event Triggered Execution

1
T1546

Netsh Helper DLL

1
T1546.007

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Create or Modify System Process

2
T1543

Windows Service

2
T1543.003

Event Triggered Execution

1
T1546

Netsh Helper DLL

1
T1546.007

Defense Evasion

Impair Defenses

2
T1562

Disable or Modify System Firewall

1
T1562.004

Disable or Modify Tools

1
T1562.001

Modify Registry

2
T1112

Credential Access

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Tasks