Overview

overview

10

Static

static

3

fe4a4a499a...18.exe

windows7-x64

10

fe4a4a499a...18.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    fe4a4a499a04e7ef84ef18e1f28ee277_JaffaCakes118

  • Size

    12.6MB

  • Sample

    240421-dpr1eshg5t

  • MD5

    fe4a4a499a04e7ef84ef18e1f28ee277

  • SHA1

    35a1f33b81186f69b71ebb2aa0e24b7a8ec993cc

  • SHA256

    cc2d96296d66489f49ab2fdd16adf7efd8f76144e9decd6bc9f64d8805a8400f

  • SHA512

    99bf924ab0e9a21d5e026a287fb2fc2822e6ca72f1081c0fadf3a5b06c9d7955ad775e4b2439da13876897ed5e0689622aca643a9bcbf967c5a3e3602f8fd2ba

  • SSDEEP

    24576:SUqa71YB5DHlommmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmm2:SF15

Score
10/10
tofseeevasionpersistencetrojan

Malware Config

Extracted

Family

tofsee

C2

defeatwax.ru

refabyd.info

Targets

    • Target

      fe4a4a499a04e7ef84ef18e1f28ee277_JaffaCakes118

    • Size

      12.6MB

    • MD5

      fe4a4a499a04e7ef84ef18e1f28ee277

    • SHA1

      35a1f33b81186f69b71ebb2aa0e24b7a8ec993cc

    • SHA256

      cc2d96296d66489f49ab2fdd16adf7efd8f76144e9decd6bc9f64d8805a8400f

    • SHA512

      99bf924ab0e9a21d5e026a287fb2fc2822e6ca72f1081c0fadf3a5b06c9d7955ad775e4b2439da13876897ed5e0689622aca643a9bcbf967c5a3e3602f8fd2ba

    • SSDEEP

      24576:SUqa71YB5DHlommmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmm2:SF15

    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