Overview

overview

10

Static

static

3

f32ca9eb5d...18.exe

windows7-x64

10

f32ca9eb5d...18.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    f32ca9eb5d903eab1e1a44925ad6b06d_JaffaCakes118

  • Size

    14.4MB

  • Sample

    240416-la7rbsga7s

  • MD5

    f32ca9eb5d903eab1e1a44925ad6b06d

  • SHA1

    bfade70a1efc8b1e6080ba077b11ded84c6459e5

  • SHA256

    bbabfa154211eda8107840625da2a440e6c9ba85aab42a8d870a5f862caf4dbe

  • SHA512

    a22e9a2ed01b8021f5f74af0dded81523a63c907742242d298c1290feaf616f305b4af045a6b31ff862722bd1907f3a9d338ed8707d0f04c721e9a3d44f39ffd

  • SSDEEP

    49152:lc67fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffv:lc6

Score
10/10
tofseeevasionpersistencetrojan

Malware Config

Extracted

Family

tofsee

C2

43.231.4.6

lazystax.ru

Targets

    • Target

      f32ca9eb5d903eab1e1a44925ad6b06d_JaffaCakes118

    • Size

      14.4MB

    • MD5

      f32ca9eb5d903eab1e1a44925ad6b06d

    • SHA1

      bfade70a1efc8b1e6080ba077b11ded84c6459e5

    • SHA256

      bbabfa154211eda8107840625da2a440e6c9ba85aab42a8d870a5f862caf4dbe

    • SHA512

      a22e9a2ed01b8021f5f74af0dded81523a63c907742242d298c1290feaf616f305b4af045a6b31ff862722bd1907f3a9d338ed8707d0f04c721e9a3d44f39ffd

    • SSDEEP

      49152:lc67fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffv:lc6

    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