Overview

overview

10

Static

static

3

1ab83e7ec4...18.exe

windows7-x64

10

1ab83e7ec4...18.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    1ab83e7ec4c3ee17c1c634ab184ccb64_JaffaCakes118

  • Size

    10.2MB

  • Sample

    240701-k5rsxsshpe

  • MD5

    1ab83e7ec4c3ee17c1c634ab184ccb64

  • SHA1

    a17551f428f71a31115b2bfe359180c29467e09f

  • SHA256

    69f551998396b69211de7617d4be4fb25eba4d5ccf33f7c2305a90a1c592e944

  • SHA512

    999892fc83da3165b84eb700276b789fa58573c3146da9c395dc40516c499698426c72db199976bfbbae4ea1a7255440e0ba12dfaf5e7d7a1c4ba6dfbc06364c

  • SSDEEP

    49152:9PQwlooooooooooooooooooooooooooooooooooooooooooooooooooooooooooH:dQ

Score
10/10
tofseeevasionexecutionpersistenceprivilege_escalationtrojan

Malware Config

Extracted

Family

tofsee

C2

defeatwax.ru

refabyd.info

Targets

    • Target

      1ab83e7ec4c3ee17c1c634ab184ccb64_JaffaCakes118

    • Size

      10.2MB

    • MD5

      1ab83e7ec4c3ee17c1c634ab184ccb64

    • SHA1

      a17551f428f71a31115b2bfe359180c29467e09f

    • SHA256

      69f551998396b69211de7617d4be4fb25eba4d5ccf33f7c2305a90a1c592e944

    • SHA512

      999892fc83da3165b84eb700276b789fa58573c3146da9c395dc40516c499698426c72db199976bfbbae4ea1a7255440e0ba12dfaf5e7d7a1c4ba6dfbc06364c

    • SSDEEP

      49152:9PQwlooooooooooooooooooooooooooooooooooooooooooooooooooooooooooH:dQ

    Score
    10/10
    tofseeevasionexecutionpersistenceprivilege_escalationtrojan

    • Tofsee

      Backdoor/botnet which carries out malicious activities based on commands from a C2 server.

      trojantofsee

    • Windows security bypass

      evasiontrojan

    • Creates new service(s)

      persistenceexecution

    • 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 Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

System Services

1
T1569

Service Execution

1
T1569.002

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Create or Modify System Process

2
T1543

Windows Service

2
T1543.003

Event Triggered Execution

1
T1546

Netsh Helper DLL

1
T1546.007

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Create or Modify System Process

2
T1543

Windows Service

2
T1543.003

Event Triggered Execution

1
T1546

Netsh Helper DLL

1
T1546.007

Defense Evasion

Impair Defenses

2
T1562

Disable or Modify System Firewall

1
T1562.004

Disable or Modify Tools

1
T1562.001

Modify Registry

2
T1112

Credential Access

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Tasks