Overview

overview

10

Static

static

3

f4379df92e...18.exe

windows7-x64

10

f4379df92e...18.exe

windows10-2004-x64

10

Sharing

Copy URL
Twitter E-mail

General

  • Target

    f4379df92ea34be1cb41c7e3536ecb0c_JaffaCakes118

  • Size

    12.8MB

  • Sample

    240416-ypme6abb57

  • MD5

    f4379df92ea34be1cb41c7e3536ecb0c

  • SHA1

    82206de9b5c6c49ed2d50670f5c7864d3c5b8585

  • SHA256

    9eaf3abe529ee8d32d56010c1995a57c5b471e45590d6186cbbc32f734fcd2fc

  • SHA512

    611aae0075b43c8903d3a2637b1927009ed7742999784548a167deff7e7d73f04def46ce802757c4372cfa1238f32d275279afec9de6f4f865c343021da3e986

  • SSDEEP

    24576:PUqa71YB5DHlommmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmX:PF15

Score
10/10
tofseeevasionpersistencetrojan

Malware Config

Extracted

Family

tofsee

C2

defeatwax.ru

refabyd.info

Targets

    • Target

      f4379df92ea34be1cb41c7e3536ecb0c_JaffaCakes118

    • Size

      12.8MB

    • MD5

      f4379df92ea34be1cb41c7e3536ecb0c

    • SHA1

      82206de9b5c6c49ed2d50670f5c7864d3c5b8585

    • SHA256

      9eaf3abe529ee8d32d56010c1995a57c5b471e45590d6186cbbc32f734fcd2fc

    • SHA512

      611aae0075b43c8903d3a2637b1927009ed7742999784548a167deff7e7d73f04def46ce802757c4372cfa1238f32d275279afec9de6f4f865c343021da3e986

    • SSDEEP

      24576:PUqa71YB5DHlommmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmX:PF15

    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