Overview

overview

10

Static

static

3

f53aeee66a...18.exe

windows7-x64

10

f53aeee66a...18.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    f53aeee66a0b0dc9cdf6dd537f48287c_JaffaCakes118

  • Size

    333KB

  • Sample

    240417-hq2y8sgc99

  • MD5

    f53aeee66a0b0dc9cdf6dd537f48287c

  • SHA1

    e7e29654829306c7c1633190833d1fe8fc0c44b5

  • SHA256

    a3eb89c5fe1e820b0ba694c4aeab1351999630b490d988b4dd698753ab8eb7dc

  • SHA512

    6d7a5f77650886803623ae6c3f7aae73a6a4d641b47cbe4707df91d5ed150b55da4a79be0abcdaa4ad2418037579abf966baf451c56eeb41c1a1183916eba04a

  • SSDEEP

    6144:/Q41aFOBM9gLaaxfOcWB4KsjKTzcbbyXoAsy6mOnbe3q:o44FuX+axfOcWKhjKncb+vsTmql

Score
10/10
tofseeevasionpersistencetrojan

Malware Config

Extracted

Family

tofsee

C2

quadoil.ru

lakeflex.ru

Targets

    • Target

      f53aeee66a0b0dc9cdf6dd537f48287c_JaffaCakes118

    • Size

      333KB

    • MD5

      f53aeee66a0b0dc9cdf6dd537f48287c

    • SHA1

      e7e29654829306c7c1633190833d1fe8fc0c44b5

    • SHA256

      a3eb89c5fe1e820b0ba694c4aeab1351999630b490d988b4dd698753ab8eb7dc

    • SHA512

      6d7a5f77650886803623ae6c3f7aae73a6a4d641b47cbe4707df91d5ed150b55da4a79be0abcdaa4ad2418037579abf966baf451c56eeb41c1a1183916eba04a

    • SSDEEP

      6144:/Q41aFOBM9gLaaxfOcWB4KsjKTzcbbyXoAsy6mOnbe3q:o44FuX+axfOcWKhjKncb+vsTmql

    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