Overview

overview

10

Static

static

3

fd4589d275...18.exe

windows7-x64

10

fd4589d275...18.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    fd4589d275f0e0321e31a8b317ea8695_JaffaCakes118

  • Size

    11.8MB

  • Sample

    240420-v8dqksec4x

  • MD5

    fd4589d275f0e0321e31a8b317ea8695

  • SHA1

    8e5e57f7aa3e5554072e2de2a00d0ba039c3a56d

  • SHA256

    d27317496cdfcf567823853f13ba4cca1d89c026034ffff2b9e776374d388010

  • SHA512

    11b1fd8542ae7bb85447f51571307303162f3ea5f8d21015cc801d267e5d519832cca8bdbdc99202a0353963c580e9da864824a3922166a0b1c5093c8d0541a4

  • SSDEEP

    12288:dl5qOcvT9o+egMU+HoWfprc0sssssssssssssssssssssssssssssssssssssssX:vcvT9ofeqrc

Score
10/10
tofseeevasionpersistencetrojan

Malware Config

Extracted

Family

tofsee

C2

defeatwax.ru

refabyd.info

Targets

    • Target

      fd4589d275f0e0321e31a8b317ea8695_JaffaCakes118

    • Size

      11.8MB

    • MD5

      fd4589d275f0e0321e31a8b317ea8695

    • SHA1

      8e5e57f7aa3e5554072e2de2a00d0ba039c3a56d

    • SHA256

      d27317496cdfcf567823853f13ba4cca1d89c026034ffff2b9e776374d388010

    • SHA512

      11b1fd8542ae7bb85447f51571307303162f3ea5f8d21015cc801d267e5d519832cca8bdbdc99202a0353963c580e9da864824a3922166a0b1c5093c8d0541a4

    • SSDEEP

      12288:dl5qOcvT9o+egMU+HoWfprc0sssssssssssssssssssssssssssssssssssssssX:vcvT9ofeqrc

    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