Overview

overview

10

Static

static

3

8a464a50bc...30.exe

windows7-x64

10

8a464a50bc...30.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    8a464a50bc9eb0ccbcae6b9268bb6c30.bin

  • Size

    12.2MB

  • Sample

    240623-c7rxps1ajp

  • MD5

    8a464a50bc9eb0ccbcae6b9268bb6c30

  • SHA1

    56971bd6026dc018efd0e32e44a4731b0b1c906f

  • SHA256

    95829a10f0e9545aad05bdc05e8cc23a78789aec86a2e280e343721fd9ad0014

  • SHA512

    5b3b034abd6d5304ffe774fac5a2255b4f57d926b197c9d0c2d07656db2bfc160e17b3b4d764a069eea6b06e343d003b032364f22f7749ee7061b1a05b29449a

  • SSDEEP

    6144:X+rWO2zeSPDjMXMH7Ll4aFpWVqIwUAP97GEwHrG2+e1x2:X+r1IeSXMXc7LlxWV4Ug97GZ+ej

Score
10/10
tofseeevasionexecutionpersistenceprivilege_escalationtrojan

Malware Config

Extracted

Family

tofsee

C2

43.231.4.7

lazystax.ru

Targets

    • Target

      8a464a50bc9eb0ccbcae6b9268bb6c30.bin

    • Size

      12.2MB

    • MD5

      8a464a50bc9eb0ccbcae6b9268bb6c30

    • SHA1

      56971bd6026dc018efd0e32e44a4731b0b1c906f

    • SHA256

      95829a10f0e9545aad05bdc05e8cc23a78789aec86a2e280e343721fd9ad0014

    • SHA512

      5b3b034abd6d5304ffe774fac5a2255b4f57d926b197c9d0c2d07656db2bfc160e17b3b4d764a069eea6b06e343d003b032364f22f7749ee7061b1a05b29449a

    • SSDEEP

      6144:X+rWO2zeSPDjMXMH7Ll4aFpWVqIwUAP97GEwHrG2+e1x2:X+r1IeSXMXc7LlxWV4Ug97GZ+ej

    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