Overview

overview

10

Static

static

3

0e51c9c45b...18.exe

windows7-x64

10

0e51c9c45b...18.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    0e51c9c45b53313e8e6c0576345d3b19_JaffaCakes118

  • Size

    11.0MB

  • Sample

    240625-q7l84stekf

  • MD5

    0e51c9c45b53313e8e6c0576345d3b19

  • SHA1

    55f17718e70dded090e1ced958d4a9d8dc531027

  • SHA256

    67314c47761f224867a6e381e23d77fa7cf662643e5bb801e3f472f6d038c19a

  • SHA512

    41e28eb3d83083c91f065003a0f3a4dca521c9928aa640a746e5ad600d558533afd166b0d165bd8e531a307a101e9eba19128a6d0a78b756991f9617dfb5eb18

  • SSDEEP

    98304:ouuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuu3:

Score
10/10
tofseeevasionexecutionpersistenceprivilege_escalationtrojan

Malware Config

Extracted

Family

tofsee

C2

defeatwax.ru

refabyd.info

Targets

    • Target

      0e51c9c45b53313e8e6c0576345d3b19_JaffaCakes118

    • Size

      11.0MB

    • MD5

      0e51c9c45b53313e8e6c0576345d3b19

    • SHA1

      55f17718e70dded090e1ced958d4a9d8dc531027

    • SHA256

      67314c47761f224867a6e381e23d77fa7cf662643e5bb801e3f472f6d038c19a

    • SHA512

      41e28eb3d83083c91f065003a0f3a4dca521c9928aa640a746e5ad600d558533afd166b0d165bd8e531a307a101e9eba19128a6d0a78b756991f9617dfb5eb18

    • SSDEEP

      98304:ouuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuu3:

    Score
    10/10
    tofseeevasionexecutionpersistenceprivilege_escalationtrojan

    • Tofsee

      Backdoor/botnet which carries out malicious activities based on commands from a C2 server.

      trojantofsee

    • Creates new service(s)

      persistenceexecution

    • 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 Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

System Services

1
T1569

Service Execution

1
T1569.002

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Create or Modify System Process

2
T1543

Windows Service

2
T1543.003

Event Triggered Execution

1
T1546

Netsh Helper DLL

1
T1546.007

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Create or Modify System Process

2
T1543

Windows Service

2
T1543.003

Event Triggered Execution

1
T1546

Netsh Helper DLL

1
T1546.007

Defense Evasion

Impair Defenses

1
T1562

Disable or Modify System Firewall

1
T1562.004

Modify Registry

1
T1112

Credential Access

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Tasks