Overview

overview

10

Static

static

3

f427dd2a74...18.exe

windows7-x64

10

f427dd2a74...18.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    f427dd2a74d5dc82ea884b973d2df32b_JaffaCakes118

  • Size

    12.9MB

  • Sample

    240416-x1fw3sbh5x

  • MD5

    f427dd2a74d5dc82ea884b973d2df32b

  • SHA1

    74dbbe53e39aba884a87de297cf6e71fe0a7929a

  • SHA256

    0554a5c223f9ad4748018db751a20f23589c8ed93a5f118941ea6e5a0b794cd1

  • SHA512

    0630e26f057741e8688205d3994c66429804b89aa0d72380e892aecbd275dc8f7d4cf0e2d61eb57855b50aab910208a84b125aa16f76041504e108612cfc934e

  • SSDEEP

    24576:CjDuKnh7YzbKBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBl:Cnh

Score
10/10
tofseeevasionpersistencetrojan

Malware Config

Extracted

Family

tofsee

C2

defeatwax.ru

refabyd.info

Targets

    • Target

      f427dd2a74d5dc82ea884b973d2df32b_JaffaCakes118

    • Size

      12.9MB

    • MD5

      f427dd2a74d5dc82ea884b973d2df32b

    • SHA1

      74dbbe53e39aba884a87de297cf6e71fe0a7929a

    • SHA256

      0554a5c223f9ad4748018db751a20f23589c8ed93a5f118941ea6e5a0b794cd1

    • SHA512

      0630e26f057741e8688205d3994c66429804b89aa0d72380e892aecbd275dc8f7d4cf0e2d61eb57855b50aab910208a84b125aa16f76041504e108612cfc934e

    • SSDEEP

      24576:CjDuKnh7YzbKBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBl:Cnh

    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