Overview

overview

10

Static

static

3

f3cad536f7...18.exe

windows7-x64

10

f3cad536f7...18.exe

windows10-2004-x64

10

Sharing

Copy URL
Twitter E-mail

General

  • Target

    f3cad536f7b02e9b4585980cb56c4f06_JaffaCakes118

  • Size

    14.9MB

  • Sample

    240416-s3fa4sdg67

  • MD5

    f3cad536f7b02e9b4585980cb56c4f06

  • SHA1

    ab02e0f1058250ff3d1ea6083b965721d8939915

  • SHA256

    8a93c65824b1533d359ad03057a4da0ee83dc4394f624e02cc28ecbc81228c61

  • SHA512

    d941192fb90f982e4891ec4d74cf4ca5979679ceaa7c3c55e3b23ebf62910c51c85799154a5e3d9da3f26f6396f01d36c3dbe76ccbd323532b842adbd90a3552

  • SSDEEP

    6144:/pcqzKUTS5Yde/qyQK8ZtqTMIKC/eUPFwUnyaAjLo7pU6eD:vKUO54e/q60tmT7/xPFwVjs7G6

Score
10/10
tofseeevasionpersistencetrojan

Malware Config

Extracted

Family

tofsee

C2

defeatwax.ru

refabyd.info

Targets

    • Target

      f3cad536f7b02e9b4585980cb56c4f06_JaffaCakes118

    • Size

      14.9MB

    • MD5

      f3cad536f7b02e9b4585980cb56c4f06

    • SHA1

      ab02e0f1058250ff3d1ea6083b965721d8939915

    • SHA256

      8a93c65824b1533d359ad03057a4da0ee83dc4394f624e02cc28ecbc81228c61

    • SHA512

      d941192fb90f982e4891ec4d74cf4ca5979679ceaa7c3c55e3b23ebf62910c51c85799154a5e3d9da3f26f6396f01d36c3dbe76ccbd323532b842adbd90a3552

    • SSDEEP

      6144:/pcqzKUTS5Yde/qyQK8ZtqTMIKC/eUPFwUnyaAjLo7pU6eD:vKUO54e/q60tmT7/xPFwVjs7G6

    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

    • 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 Matrix ATT&CK v13

Initial Access

Execution

Persistence

Create or Modify System Process

2
T1543

Windows Service

2
T1543.003

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Privilege Escalation

Create or Modify System Process

2
T1543

Windows Service

2
T1543.003

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Defense Evasion

Impair Defenses

2
T1562

Disable or Modify Tools

1
T1562.001

Disable or Modify System Firewall

1
T1562.004

Modify Registry

2
T1112

Credential Access

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks