Overview

overview

10

Static

static

3

f8d73df41f...18.exe

windows7-x64

10

f8d73df41f...18.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    f8d73df41f2762b31b9de96cfa433aa0_JaffaCakes118

  • Size

    10.4MB

  • Sample

    240418-1xcl2aha7s

  • MD5

    f8d73df41f2762b31b9de96cfa433aa0

  • SHA1

    ae4aa80d63ec0a48f6b834a8cd862e0638afd383

  • SHA256

    eef9674a3b52a43eb0fdfaaa7d431a4c2b7dcf48f4ec3bc0e0f1a5f3c0d65817

  • SHA512

    15a379fdeb3a2900e92553054e9acbf3e68ddbe1e29c6806164e34c8a136c8de0b5f556a15e25ddf9577caec1f7a00b7e06d7d2149c0cc35cc9a5e9419286816

  • SSDEEP

    196608:iE/vvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvH:iE

Score
10/10
tofseeevasionpersistencetrojan

Malware Config

Extracted

Family

tofsee

C2

defeatwax.ru

refabyd.info

Targets

    • Target

      f8d73df41f2762b31b9de96cfa433aa0_JaffaCakes118

    • Size

      10.4MB

    • MD5

      f8d73df41f2762b31b9de96cfa433aa0

    • SHA1

      ae4aa80d63ec0a48f6b834a8cd862e0638afd383

    • SHA256

      eef9674a3b52a43eb0fdfaaa7d431a4c2b7dcf48f4ec3bc0e0f1a5f3c0d65817

    • SHA512

      15a379fdeb3a2900e92553054e9acbf3e68ddbe1e29c6806164e34c8a136c8de0b5f556a15e25ddf9577caec1f7a00b7e06d7d2149c0cc35cc9a5e9419286816

    • SSDEEP

      196608:iE/vvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvH:iE

    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