Overview

overview

10

Static

static

3

228ba403b1...18.exe

windows7-x64

10

228ba403b1...18.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    228ba403b156f13f60ec39a0072329e5_JaffaCakes118

  • Size

    11.4MB

  • Sample

    240703-qys1aszajg

  • MD5

    228ba403b156f13f60ec39a0072329e5

  • SHA1

    8230053a7c4821d017611ab010611b348a8e2a28

  • SHA256

    d98a54b16d8ca038eac0ff89f08c054877975660f0104747a5d717d8c6668037

  • SHA512

    0ce127888ae89259fe88430a4b77016e4cb6b2b5d1a99d3bb59a35c51c1d9aca3560f67a8ea57b023e183ad0b365fb395dddae7611db0daa814bc4c48b1c0e52

  • SSDEEP

    196608:bffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff/:

Score
10/10
tofseeevasionexecutionpersistenceprivilege_escalationtrojan

Malware Config

Extracted

Family

tofsee

C2

defeatwax.ru

refabyd.info

Targets

    • Target

      228ba403b156f13f60ec39a0072329e5_JaffaCakes118

    • Size

      11.4MB

    • MD5

      228ba403b156f13f60ec39a0072329e5

    • SHA1

      8230053a7c4821d017611ab010611b348a8e2a28

    • SHA256

      d98a54b16d8ca038eac0ff89f08c054877975660f0104747a5d717d8c6668037

    • SHA512

      0ce127888ae89259fe88430a4b77016e4cb6b2b5d1a99d3bb59a35c51c1d9aca3560f67a8ea57b023e183ad0b365fb395dddae7611db0daa814bc4c48b1c0e52

    • SSDEEP

      196608:bffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff/:

    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