Overview

overview

10

Static

static

3

fa9d27cf93...18.exe

windows7-x64

10

fa9d27cf93...18.exe

windows10-2004-x64

10

Sharing

Copy URL
Twitter E-mail

General

  • Target

    fa9d27cf93f96d92ff552b233428f4d9_JaffaCakes118

  • Size

    12.8MB

  • Sample

    240419-s1gq6aga32

  • MD5

    fa9d27cf93f96d92ff552b233428f4d9

  • SHA1

    8bf2837a74597a168425ba48c4706756d2fb20c6

  • SHA256

    2e6e2a327ff7f6b0b53d80d8c0fe67cef3ea8513f955e536e0f4a7005b6e06f9

  • SHA512

    5c5fbc5534c4434fc8b81294e72fbefe257e4983fc7e7efcfdcdc61c249dbec25f53333921a1de3d98d6a23f0f8d0ee7783f5384ccbd87a02d3a0f2f43ae3f9d

  • SSDEEP

    49152:xkVuhFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF:xk

Score
10/10
tofseeevasionpersistencetrojan

Malware Config

Extracted

Family

tofsee

C2

43.231.4.6

lazystax.ru

Targets

    • Target

      fa9d27cf93f96d92ff552b233428f4d9_JaffaCakes118

    • Size

      12.8MB

    • MD5

      fa9d27cf93f96d92ff552b233428f4d9

    • SHA1

      8bf2837a74597a168425ba48c4706756d2fb20c6

    • SHA256

      2e6e2a327ff7f6b0b53d80d8c0fe67cef3ea8513f955e536e0f4a7005b6e06f9

    • SHA512

      5c5fbc5534c4434fc8b81294e72fbefe257e4983fc7e7efcfdcdc61c249dbec25f53333921a1de3d98d6a23f0f8d0ee7783f5384ccbd87a02d3a0f2f43ae3f9d

    • SSDEEP

      49152:xkVuhFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF:xk

    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