Resubmissions

06-04-2024 15:17

240406-sn66aadg54 10

06-04-2024 15:17

240406-sn27bsdg46 10

06-04-2024 15:16

240406-snv31sda6x 10

06-04-2024 15:16

240406-snretsda6s 10

30-06-2022 18:18

220630-wxv16ahdh2 10

Analysis

  • max time kernel
    369s
  • max time network
    441s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    06-04-2024 15:16

General

  • Target

    3fe4d9fa4f05d8d12333821a43f91e25bd32f07dc00983183289acffe6b2d229.exe

  • Size

    1.5MB

  • MD5

    c13629942b30c7773b827380a7ffc045

  • SHA1

    1c0127290effd2571710cef81b95bee140a99f7f

  • SHA256

    3fe4d9fa4f05d8d12333821a43f91e25bd32f07dc00983183289acffe6b2d229

  • SHA512

    6e188f90eaa811fca22a646c1ed17266647f931a05166218df002e5d51168f2eb1a5ce3a9881baf51126087a6793d8cc0d9c5b0a51296cc27257903e93eb6d11

  • SSDEEP

    24576:9JSlxEJLbyy1BEEmuOdScyLmYBSnMVJKg3WtDI78Q:9JSlR8OdSPL4n6Isq07/

Malware Config

Signatures

  • Troldesh, Shade, Encoder.858

    Troldesh is a ransomware spread by malspam.

  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • UPX packed file 9 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of UnmapMainImage 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\3fe4d9fa4f05d8d12333821a43f91e25bd32f07dc00983183289acffe6b2d229.exe
    "C:\Users\Admin\AppData\Local\Temp\3fe4d9fa4f05d8d12333821a43f91e25bd32f07dc00983183289acffe6b2d229.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of UnmapMainImage
    PID:1620

Network

MITRE ATT&CK Matrix ATT&CK v13

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Defense Evasion

Modify Registry

1
T1112

Credential Access

Unsecured Credentials

1
T1552

Credentials In Files

1
T1552.001

Discovery

Query Registry

1
T1012

System Information Discovery

1
T1082

Collection

Data from Local System

1
T1005

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1620-0-0x00000000007E0000-0x00000000008B5000-memory.dmp
    Filesize

    852KB

  • memory/1620-1-0x0000000000400000-0x0000000000608000-memory.dmp
    Filesize

    2.0MB

  • memory/1620-2-0x0000000000400000-0x0000000000608000-memory.dmp
    Filesize

    2.0MB

  • memory/1620-3-0x0000000000400000-0x0000000000608000-memory.dmp
    Filesize

    2.0MB

  • memory/1620-4-0x0000000000400000-0x0000000000608000-memory.dmp
    Filesize

    2.0MB

  • memory/1620-6-0x0000000000400000-0x0000000000608000-memory.dmp
    Filesize

    2.0MB

  • memory/1620-5-0x0000000000400000-0x0000000000608000-memory.dmp
    Filesize

    2.0MB

  • memory/1620-7-0x0000000000400000-0x0000000000608000-memory.dmp
    Filesize

    2.0MB

  • memory/1620-11-0x00000000007E0000-0x00000000008B5000-memory.dmp
    Filesize

    852KB

  • memory/1620-12-0x0000000000400000-0x0000000000608000-memory.dmp
    Filesize

    2.0MB

  • memory/1620-13-0x0000000000400000-0x0000000000608000-memory.dmp
    Filesize

    2.0MB