Overview

overview

10

Static

static

3

36d5664fd3...18.exe

windows7-x64

10

36d5664fd3...18.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    36d5664fd330c5e6cb0d7e31d8e0513f_JaffaCakes118

  • Size

    11.8MB

  • Sample

    240710-3g7tcayckc

  • MD5

    36d5664fd330c5e6cb0d7e31d8e0513f

  • SHA1

    1917c1eba422f9d2076c072162d63f46ecfa5222

  • SHA256

    bfd23b4120f227dfbc5870e08af77db419cd90e3527ca6bb6c31683458602fa8

  • SHA512

    528401bc0cd09b9667d47b973bfa8cc43e727f98eaf69e278efa6ecb3c103aae38dc51a27efb68d7d6b4d8374b38ca97df483e9c6d82e157fa1e9e38ac7eac64

  • SSDEEP

    24576:ZRQITb1qsssssssssssssssssssssssssssssssssssssssssssssssssssssss/:N

Score
10/10
tofseeevasionexecutionpersistenceprivilege_escalationtrojan

Malware Config

Extracted

Family

tofsee

C2

defeatwax.ru

refabyd.info

Targets

    • Target

      36d5664fd330c5e6cb0d7e31d8e0513f_JaffaCakes118

    • Size

      11.8MB

    • MD5

      36d5664fd330c5e6cb0d7e31d8e0513f

    • SHA1

      1917c1eba422f9d2076c072162d63f46ecfa5222

    • SHA256

      bfd23b4120f227dfbc5870e08af77db419cd90e3527ca6bb6c31683458602fa8

    • SHA512

      528401bc0cd09b9667d47b973bfa8cc43e727f98eaf69e278efa6ecb3c103aae38dc51a27efb68d7d6b4d8374b38ca97df483e9c6d82e157fa1e9e38ac7eac64

    • SSDEEP

      24576:ZRQITb1qsssssssssssssssssssssssssssssssssssssssssssssssssssssss/:N

    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