Overview

overview

10

Static

static

3

f2908395b8...18.exe

windows7-x64

10

f2908395b8...18.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    f2908395b8a8846d7c3752da7ffcc9ad_JaffaCakes118

  • Size

    12.9MB

  • Sample

    240416-dtvl4saa3w

  • MD5

    f2908395b8a8846d7c3752da7ffcc9ad

  • SHA1

    16c1bc4e5ac73414c889c3d49de2a67f3b88f517

  • SHA256

    c02ce7fba728b8b8d459ff2a48fbbd0986cd474a16e339457b4d0e7ca538036d

  • SHA512

    edb752d6c9e28dd06331882d407a0636c92cb97d38298610f8d3ea7fee8d94d7490498ceb4d5432e0ca06f90b9de1d0c592186bd1abce277d4904f18d22f8476

  • SSDEEP

    24576:perU5sWbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbr:psW

Score
10/10
tofseeevasionpersistencetrojan

Malware Config

Extracted

Family

tofsee

C2

defeatwax.ru

refabyd.info

Targets

    • Target

      f2908395b8a8846d7c3752da7ffcc9ad_JaffaCakes118

    • Size

      12.9MB

    • MD5

      f2908395b8a8846d7c3752da7ffcc9ad

    • SHA1

      16c1bc4e5ac73414c889c3d49de2a67f3b88f517

    • SHA256

      c02ce7fba728b8b8d459ff2a48fbbd0986cd474a16e339457b4d0e7ca538036d

    • SHA512

      edb752d6c9e28dd06331882d407a0636c92cb97d38298610f8d3ea7fee8d94d7490498ceb4d5432e0ca06f90b9de1d0c592186bd1abce277d4904f18d22f8476

    • SSDEEP

      24576:perU5sWbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbr:psW

    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