Overview

overview

10

Static

static

3

fad02e5129...18.exe

windows7-x64

10

fad02e5129...18.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    fad02e51291b3038659473cff47e29d0_JaffaCakes118

  • Size

    13.3MB

  • Sample

    240419-v3r11saf89

  • MD5

    fad02e51291b3038659473cff47e29d0

  • SHA1

    5ab067004bc8296c68fd9371eb5be7a35925b51a

  • SHA256

    93a0cf66597311ab47acf053542131ad5ed2410d1e25c67b1e77e7b324bd9e88

  • SHA512

    dc8203a4281d15e5ffb791a9260917cd92e67db1658948f4da74e61ec0365a40263fe5a98d809ddf97173d243f7289b442041f4ae094a33009b05400169a69aa

  • SSDEEP

    49152:EHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHH:

Score
10/10
tofseeevasionpersistencetrojan

Malware Config

Extracted

Family

tofsee

C2

43.231.4.6

lazystax.ru

Targets

    • Target

      fad02e51291b3038659473cff47e29d0_JaffaCakes118

    • Size

      13.3MB

    • MD5

      fad02e51291b3038659473cff47e29d0

    • SHA1

      5ab067004bc8296c68fd9371eb5be7a35925b51a

    • SHA256

      93a0cf66597311ab47acf053542131ad5ed2410d1e25c67b1e77e7b324bd9e88

    • SHA512

      dc8203a4281d15e5ffb791a9260917cd92e67db1658948f4da74e61ec0365a40263fe5a98d809ddf97173d243f7289b442041f4ae094a33009b05400169a69aa

    • SSDEEP

      49152:EHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHH:

    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