Overview

overview

10

Static

static

3

6bcb97b4ba...cs.exe

windows7-x64

10

6bcb97b4ba...cs.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    6bcb97b4bae806ab196a1d3a3e8d1d314b4ae3f402dc05134efd0975f501efbb_NeikiAnalytics.exe

  • Size

    9.9MB

  • Sample

    240627-j9ztna1brd

  • MD5

    321425758bf169622c1ec163c25fec20

  • SHA1

    1f8ad447de403940420a4b30c45acafbd70cfcf2

  • SHA256

    6bcb97b4bae806ab196a1d3a3e8d1d314b4ae3f402dc05134efd0975f501efbb

  • SHA512

    52f4c945b61a3bb318811b1f463c8ea132c9554d8a3b8bf9587747058feeea3f7e62f36d7492cb483d5c8be81508c2ca366b9de906fa541f15e1a63e50a64e46

  • SSDEEP

    196608:snt6666666666666666666666666666666666666666666666666666666666:snt6666666666666666666666666666T

Score
10/10
tofseeevasionexecutionpersistenceprivilege_escalationtrojan

Malware Config

Extracted

Family

tofsee

C2

vanaheim.cn

jotunheim.name

Targets

    • Target

      6bcb97b4bae806ab196a1d3a3e8d1d314b4ae3f402dc05134efd0975f501efbb_NeikiAnalytics.exe

    • Size

      9.9MB

    • MD5

      321425758bf169622c1ec163c25fec20

    • SHA1

      1f8ad447de403940420a4b30c45acafbd70cfcf2

    • SHA256

      6bcb97b4bae806ab196a1d3a3e8d1d314b4ae3f402dc05134efd0975f501efbb

    • SHA512

      52f4c945b61a3bb318811b1f463c8ea132c9554d8a3b8bf9587747058feeea3f7e62f36d7492cb483d5c8be81508c2ca366b9de906fa541f15e1a63e50a64e46

    • SSDEEP

      196608:snt6666666666666666666666666666666666666666666666666666666666:snt6666666666666666666666666666T

    Score
    10/10
    tofseeevasionexecutionpersistenceprivilege_escalationtrojan

    • Tofsee

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

      trojantofsee

    • Windows security bypass

      evasiontrojan

    • 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

    • Drops file in System32 directory

    • 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

2
T1562

Disable or Modify System Firewall

1
T1562.004

Disable or Modify Tools

1
T1562.001

Modify Registry

2
T1112

Credential Access

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Tasks