Overview

overview

10

Static

static

3

ff075df77f...18.exe

windows7-x64

10

ff075df77f...18.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    ff075df77fab0160980f37ef43349a38_JaffaCakes118

  • Size

    10.9MB

  • Sample

    240421-l2r5ysgg9z

  • MD5

    ff075df77fab0160980f37ef43349a38

  • SHA1

    e52baf5a86caa2e97cfa1523f1d33c9ae146e2de

  • SHA256

    9c6f6cff204e5bc37c30d879e38c328d44a15040deab3fccf7d0b49bd3d0a24d

  • SHA512

    f4c0ee4fcfe5ecc8c87052164d9fb0fbfe9abafb47839a8e79b1d06e971904d5205d904790c0b425e0929a285c11b252b98cb4a1d2a3ddc3a220a1b32a503af8

  • SSDEEP

    24576:ijDuKnh7YzbKBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBH:inh

Score
10/10
tofseeevasionpersistencetrojan

Malware Config

Extracted

Family

tofsee

C2

defeatwax.ru

refabyd.info

Targets

    • Target

      ff075df77fab0160980f37ef43349a38_JaffaCakes118

    • Size

      10.9MB

    • MD5

      ff075df77fab0160980f37ef43349a38

    • SHA1

      e52baf5a86caa2e97cfa1523f1d33c9ae146e2de

    • SHA256

      9c6f6cff204e5bc37c30d879e38c328d44a15040deab3fccf7d0b49bd3d0a24d

    • SHA512

      f4c0ee4fcfe5ecc8c87052164d9fb0fbfe9abafb47839a8e79b1d06e971904d5205d904790c0b425e0929a285c11b252b98cb4a1d2a3ddc3a220a1b32a503af8

    • SSDEEP

      24576:ijDuKnh7YzbKBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBH:inh

    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