Overview

overview

10

Static

static

3

65550e023e...18.exe

windows7-x64

10

65550e023e...18.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    65550e023e65942000dcc1c5a111c7ea_JaffaCakes118

  • Size

    13.8MB

  • Sample

    240722-3zmwwswfml

  • MD5

    65550e023e65942000dcc1c5a111c7ea

  • SHA1

    fca59ba6b82b3b8e9d36b8b6be8c9e49868393eb

  • SHA256

    89751a7a1ddea2e417a8d1a5bc3f151bb200b7975021fd5d2f660191566dfeb7

  • SHA512

    86bc3b1707f20c47f3d12886e01d00efcbec20662f0e1287883142c51ae41655e1b3795d2d6dfc62c5a94d734991952002f442cb20d7daf0f075b78e71dfb891

  • SSDEEP

    49152:Tyn7x7x7x7x7x7x7x7x7x7x7x7x7x7x7x7x7x7x7x7x7x7x7x7x7x7x7x7x7x7x3:Ty

Score
10/10
tofseeevasionexecutionpersistenceprivilege_escalationtrojan

Malware Config

Extracted

Family

tofsee

C2

43.231.4.7

lazystax.ru

Targets

    • Target

      65550e023e65942000dcc1c5a111c7ea_JaffaCakes118

    • Size

      13.8MB

    • MD5

      65550e023e65942000dcc1c5a111c7ea

    • SHA1

      fca59ba6b82b3b8e9d36b8b6be8c9e49868393eb

    • SHA256

      89751a7a1ddea2e417a8d1a5bc3f151bb200b7975021fd5d2f660191566dfeb7

    • SHA512

      86bc3b1707f20c47f3d12886e01d00efcbec20662f0e1287883142c51ae41655e1b3795d2d6dfc62c5a94d734991952002f442cb20d7daf0f075b78e71dfb891

    • SSDEEP

      49152:Tyn7x7x7x7x7x7x7x7x7x7x7x7x7x7x7x7x7x7x7x7x7x7x7x7x7x7x7x7x7x7x3:Ty

    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