Overview

overview

10

Static

static

53e637996d...93.exe

windows7-x64

10

53e637996d...93.exe

windows10-2004-x64

10

Sharing

Copy URL
Twitter E-mail

General

  • Target

    53e637996db3df92d3ef579b52fc63f38902c2d9522295ef07bbb3594cad2593

  • Size

    98KB

  • Sample

    220726-xa39pagaf6

  • MD5

    d9edc460194b4e171f4d802203dba4d4

  • SHA1

    6ff3775eae4005c8c6684f7520ccccf747985836

  • SHA256

    53e637996db3df92d3ef579b52fc63f38902c2d9522295ef07bbb3594cad2593

  • SHA512

    f6d648c86d4ecfb9c18b8fee28706b3ca01f74bb623c35ae295b7196b7eba3d2db896960dacfb6b6e4626f8198480b429e71a2d05e4ca7ba0bce7bcd4b8d57dd

Score
10/10
tofseeevasionpersistencetrojan

Malware Config

Extracted

Family

tofsee

C2

43.231.4.7

lazystax.ru

Targets

    • Target

      53e637996db3df92d3ef579b52fc63f38902c2d9522295ef07bbb3594cad2593

    • Size

      98KB

    • MD5

      d9edc460194b4e171f4d802203dba4d4

    • SHA1

      6ff3775eae4005c8c6684f7520ccccf747985836

    • SHA256

      53e637996db3df92d3ef579b52fc63f38902c2d9522295ef07bbb3594cad2593

    • SHA512

      f6d648c86d4ecfb9c18b8fee28706b3ca01f74bb623c35ae295b7196b7eba3d2db896960dacfb6b6e4626f8198480b429e71a2d05e4ca7ba0bce7bcd4b8d57dd

    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

    • Executes dropped EXE

    • 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

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

New Service

1
T1050

Modify Existing Service

1
T1031

Registry Run Keys / Startup Folder

1
T1060

Privilege Escalation

New Service

1
T1050

Defense Evasion

Disabling Security Tools

1
T1089

Modify Registry

2
T1112

Credential Access

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks