Overview

overview

10

Static

static

3

f8d62bc2e1...18.exe

windows7-x64

10

f8d62bc2e1...18.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    f8d62bc2e174e624fd63ded004a3ca94_JaffaCakes118

  • Size

    10.1MB

  • Sample

    240418-1vv1laha3z

  • MD5

    f8d62bc2e174e624fd63ded004a3ca94

  • SHA1

    2b3e1baa0a7407f1627e6349d044eada991b5452

  • SHA256

    d4ca44f11b84cb185a779b6beb43f3317ffe91cf08d67a8da639764151a79d1e

  • SHA512

    7b67a2403813a48103fdda53dd665b3e96d9b859dfdfbd044e85f52bdd3e17953f044e78c22e2935e17724df8b10491f9727dbce5d88c8e37ca35f17bef565f6

  • SSDEEP

    24576:6URprj37+W55555555555555555555555555555555555555555555555555555n:1TP

Score
10/10
tofseeevasionpersistencetrojan

Malware Config

Extracted

Family

tofsee

C2

43.231.4.7

lazystax.ru

Targets

    • Target

      f8d62bc2e174e624fd63ded004a3ca94_JaffaCakes118

    • Size

      10.1MB

    • MD5

      f8d62bc2e174e624fd63ded004a3ca94

    • SHA1

      2b3e1baa0a7407f1627e6349d044eada991b5452

    • SHA256

      d4ca44f11b84cb185a779b6beb43f3317ffe91cf08d67a8da639764151a79d1e

    • SHA512

      7b67a2403813a48103fdda53dd665b3e96d9b859dfdfbd044e85f52bdd3e17953f044e78c22e2935e17724df8b10491f9727dbce5d88c8e37ca35f17bef565f6

    • SSDEEP

      24576:6URprj37+W55555555555555555555555555555555555555555555555555555n:1TP

    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