Resubmissions

05-11-2023 12:17

231105-pf2daaef81 10

24-10-2023 23:16

231024-29g8qabd97 10

24-10-2023 23:01

231024-2zjzkacb7s 10

General

  • Target

    file.exe

  • Size

    1.5MB

  • Sample

    231105-pf2daaef81

  • MD5

    1b438e034879220d999d39613ae678b8

  • SHA1

    827047c1557554f0afacfd0109bce4913e4c0d76

  • SHA256

    53f135c8b723864adcb0ae7aa5d1ec5b3358c3ed37022fd5dc14f7ce2d0429b0

  • SHA512

    e785d3db5af52dbfd225bda0bdce809b1ac7dd77bd739f54831e4e1b45e02a901170cb5703bf8369d184723f244a6fd43e2d3d4d9d856e1051287926d2f9d538

  • SSDEEP

    24576:3yPozbf3AxyTF4sVBKhkAHR9WAWm0eW25jDRvXgIBV7LkV3J8nDLv4snaGgJML10:CPof3Cy5KksWd/QDRoS12cLDnaFMLX

Malware Config

Extracted

Family

smokeloader

Version

2022

C2

http://77.91.68.29/fks/

rc4.i32
rc4.i32

Extracted

Family

redline

Botnet

grome

C2

77.91.124.86:19084

Extracted

Family

amadey

Version

3.89

C2

http://77.91.124.1/theme/index.php

Attributes
  • install_dir

    fefffe8cea

  • install_file

    explothe.exe

  • strings_key

    36a96139c1118a354edf72b1080d4b2f

rc4.plain

Targets

    • Target

      file.exe

    • Size

      1.5MB

    • MD5

      1b438e034879220d999d39613ae678b8

    • SHA1

      827047c1557554f0afacfd0109bce4913e4c0d76

    • SHA256

      53f135c8b723864adcb0ae7aa5d1ec5b3358c3ed37022fd5dc14f7ce2d0429b0

    • SHA512

      e785d3db5af52dbfd225bda0bdce809b1ac7dd77bd739f54831e4e1b45e02a901170cb5703bf8369d184723f244a6fd43e2d3d4d9d856e1051287926d2f9d538

    • SSDEEP

      24576:3yPozbf3AxyTF4sVBKhkAHR9WAWm0eW25jDRvXgIBV7LkV3J8nDLv4snaGgJML10:CPof3Cy5KksWd/QDRoS12cLDnaFMLX

    • Amadey

      Amadey bot is a simple trojan bot primarily used for collecting reconnaissance information.

    • Detected google phishing page

    • Modifies Windows Defender Real-time Protection settings

    • RedLine

      RedLine Stealer is a malware family written in C#, first appearing in early 2020.

    • RedLine payload

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • Executes dropped EXE

    • Adds Run key to start application

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v13

Execution

Scheduled Task/Job

1
T1053

Persistence

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Scheduled Task/Job

1
T1053

Privilege Escalation

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Scheduled Task/Job

1
T1053

Defense Evasion

Modify Registry

3
T1112

Impair Defenses

1
T1562

Disable or Modify Tools

1
T1562.001

Discovery

System Information Discovery

2
T1082

Query Registry

1
T1012

Peripheral Device Discovery

1
T1120

Tasks