Overview

overview

10

Static

static

145ac82c16...07.exe

windows7-x64

10

145ac82c16...07.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    145ac82c16544ac72d563e62eafda00d3564a7bb54df5ee27d32899441cf1e07

  • Size

    209KB

  • Sample

    221130-v6hxhsbb73

  • MD5

    f2a6a8592a13fca12320d80df66a4fa8

  • SHA1

    1a31a7b1abed366476ffc624367a78adaccddb0b

  • SHA256

    145ac82c16544ac72d563e62eafda00d3564a7bb54df5ee27d32899441cf1e07

  • SHA512

    4b0349f7fdd9e16f6b1b8c7bd407cc4437378e64de4a88b095f91cd7b9526eae2ec930f20e99ca606dc35b04300cda9f6de1e455c036bff0b75d0ec89dc965b9

  • SSDEEP

    3072:HbJ08rWCZeFkOWQQnwVTPt/G5ebEC3I4ZYm4k8ufx4RQ0ayjQdDfly2KgFkOz1R:HbJ3KCZIkO1QnA5+yskfWafXrFkOz

Score
10/10
tofseepersistencetrojan

Malware Config

Extracted

Family

tofsee

C2

64.20.54.234

rgtryhbgddtyh.biz

wertdghbyrukl.ch

Targets

    • Target

      145ac82c16544ac72d563e62eafda00d3564a7bb54df5ee27d32899441cf1e07

    • Size

      209KB

    • MD5

      f2a6a8592a13fca12320d80df66a4fa8

    • SHA1

      1a31a7b1abed366476ffc624367a78adaccddb0b

    • SHA256

      145ac82c16544ac72d563e62eafda00d3564a7bb54df5ee27d32899441cf1e07

    • SHA512

      4b0349f7fdd9e16f6b1b8c7bd407cc4437378e64de4a88b095f91cd7b9526eae2ec930f20e99ca606dc35b04300cda9f6de1e455c036bff0b75d0ec89dc965b9

    • SSDEEP

      3072:HbJ08rWCZeFkOWQQnwVTPt/G5ebEC3I4ZYm4k8ufx4RQ0ayjQdDfly2KgFkOz1R:HbJ3KCZIkO1QnA5+yskfWafXrFkOz

    Score
    10/10
    tofseepersistencetrojan

    • Tofsee

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

      trojantofsee

    • Executes dropped EXE

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Deletes itself

    • Loads dropped DLL

    • Adds Run key to start application

      persistence

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1
T1060

Privilege Escalation

Defense Evasion

Modify Registry

1
T1112

Credential Access

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks