Overview

overview

10

Static

static

3

4d2c1c24c6...18.exe

windows7-x64

10

4d2c1c24c6...18.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    4d2c1c24c605c4665deb8fcff2e48d66_JaffaCakes118

  • Size

    10.0MB

  • Sample

    240716-g92l5syfqr

  • MD5

    4d2c1c24c605c4665deb8fcff2e48d66

  • SHA1

    6ce6fa8bd527e8aa529b7a055795416b7e92c73e

  • SHA256

    48a908118164a83256282f2427f094e005bc9c94234548822050645ae072aa58

  • SHA512

    ea56cf46f89714c667d9841a8bd4073c0538c0c2d428e66d7af502b8cbb61a8347af407faba445602d5517a79a85079df017bc416c52656b9bca8b089fec4b99

  • SSDEEP

    24576:SgRjDA0LLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLL:1xD

Score
10/10
tofseeevasionexecutionpersistenceprivilege_escalationtrojan

Malware Config

Extracted

Family

tofsee

C2

defeatwax.ru

refabyd.info

Targets

    • Target

      4d2c1c24c605c4665deb8fcff2e48d66_JaffaCakes118

    • Size

      10.0MB

    • MD5

      4d2c1c24c605c4665deb8fcff2e48d66

    • SHA1

      6ce6fa8bd527e8aa529b7a055795416b7e92c73e

    • SHA256

      48a908118164a83256282f2427f094e005bc9c94234548822050645ae072aa58

    • SHA512

      ea56cf46f89714c667d9841a8bd4073c0538c0c2d428e66d7af502b8cbb61a8347af407faba445602d5517a79a85079df017bc416c52656b9bca8b089fec4b99

    • SSDEEP

      24576:SgRjDA0LLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLL:1xD

    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