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17-04-2024 14:56

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17-04-2024 14:56

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17-04-2024 14:56

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17-04-2024 14:56

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06-04-2024 14:44

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Analysis

  • max time kernel
    1557s
  • max time network
    1561s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    17-04-2024 14:56

General

  • Target

    01b654c15c38a907d9966a5c1515fa201472ef1e3b831062d283e6cec2763e38.exe

  • Size

    1.1MB

  • MD5

    1fc2e4c5ff5844410fc7b78c6987cddf

  • SHA1

    52f676fcbfda7f0929385da963df25eb4638d4a4

  • SHA256

    01b654c15c38a907d9966a5c1515fa201472ef1e3b831062d283e6cec2763e38

  • SHA512

    31efba9acfe4b4bfab315a8d2d15b1b7a5ef83f26fc5de17ec37044bb6b61269f291ddb9e20ad90f2e91fff5221360b34bcf1e36e447d369e0d5333de42681fe

  • SSDEEP

    24576:fDbt4YcxdNDjJQqRTE0cZLx4bcWS5PcQV3D14EAKXtRutF3dFJt8:f1yDNXS2T+4c9cQVxnXtIr3f8

Malware Config

Signatures

  • Troldesh, Shade, Encoder.858

    Troldesh is a ransomware spread by malspam.

  • Deletes shadow copies 2 TTPs

    Ransomware often targets backup files to inhibit system recovery.

  • Reads user/profile data of web browsers 2 TTPs

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

  • UPX packed file 64 IoCs

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

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

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

  • Enumerates connected drives 3 TTPs 1 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Sets desktop wallpaper using registry 2 TTPs 1 IoCs
  • Drops file in Program Files directory 64 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Interacts with shadow copies 2 TTPs 3 IoCs

    Shadow copies are often targeted by ransomware to inhibit system recovery.

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of UnmapMainImage 1 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs
  • Uses Volume Shadow Copy service COM API

    The Volume Shadow Copy service is used to manage backups/snapshots.

Processes

  • C:\Users\Admin\AppData\Local\Temp\01b654c15c38a907d9966a5c1515fa201472ef1e3b831062d283e6cec2763e38.exe
    "C:\Users\Admin\AppData\Local\Temp\01b654c15c38a907d9966a5c1515fa201472ef1e3b831062d283e6cec2763e38.exe"
    1⤵
    • Adds Run key to start application
    • Enumerates connected drives
    • Sets desktop wallpaper using registry
    • Drops file in Program Files directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:1760
    • C:\Windows\system32\vssadmin.exe
      C:\Windows\system32\vssadmin.exe List Shadows
      2⤵
      • Interacts with shadow copies
      PID:1456
    • C:\Windows\system32\vssadmin.exe
      C:\Windows\system32\vssadmin.exe Delete Shadows /All /Quiet
      2⤵
      • Interacts with shadow copies
      PID:1752
    • C:\Windows\system32\vssadmin.exe
      C:\Windows\system32\vssadmin.exe List Shadows
      2⤵
      • Interacts with shadow copies
      PID:2336
  • C:\Windows\system32\vssvc.exe
    C:\Windows\system32\vssvc.exe
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:320

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

Indicator Removal

2
T1070

File Deletion

2
T1070.004

Modify Registry

2
T1112

Credential Access

Unsecured Credentials

1
T1552

Credentials In Files

1
T1552.001

Discovery

Query Registry

2
T1012

Peripheral Device Discovery

1
T1120

System Information Discovery

2
T1082

Collection

Data from Local System

1
T1005

Impact

Inhibit System Recovery

2
T1490

Defacement

1
T1491

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\ProgramData\System32\xfs
    Filesize

    51KB

    MD5

    53b74b898d9b4b9f61ba1fc3eb0f3d4d

    SHA1

    d7a4e42238201b450a5e6855ddf2a8b564b4900c

    SHA256

    21421cc61922063214dd78870a7e21b41ae624f78bfb00e36ba3dd01c3d316cb

    SHA512

    745d5404c791427033d947781788343d90375738d1e8d97b6c3427fd4cb5cd1c16de09be600aa951155a0d1b95369d482deda015ae3ca849a3ebe54bf14281ee

  • memory/1760-0-0x0000000000310000-0x00000000003E5000-memory.dmp
    Filesize

    852KB

  • memory/1760-1-0x0000000000400000-0x0000000000608000-memory.dmp
    Filesize

    2.0MB

  • memory/1760-2-0x0000000000400000-0x0000000000608000-memory.dmp
    Filesize

    2.0MB

  • memory/1760-3-0x0000000000400000-0x0000000000608000-memory.dmp
    Filesize

    2.0MB

  • memory/1760-4-0x0000000000400000-0x0000000000608000-memory.dmp
    Filesize

    2.0MB

  • memory/1760-5-0x0000000000400000-0x0000000000608000-memory.dmp
    Filesize

    2.0MB

  • memory/1760-6-0x0000000000400000-0x0000000000608000-memory.dmp
    Filesize

    2.0MB

  • memory/1760-11-0x0000000000310000-0x00000000003E5000-memory.dmp
    Filesize

    852KB

  • memory/1760-12-0x0000000000400000-0x0000000000608000-memory.dmp
    Filesize

    2.0MB

  • memory/1760-13-0x0000000000400000-0x0000000000608000-memory.dmp
    Filesize

    2.0MB

  • memory/1760-16-0x0000000000400000-0x0000000000608000-memory.dmp
    Filesize

    2.0MB

  • memory/1760-37-0x0000000000400000-0x0000000000608000-memory.dmp
    Filesize

    2.0MB

  • memory/1760-38-0x0000000000400000-0x0000000000608000-memory.dmp
    Filesize

    2.0MB

  • memory/1760-39-0x0000000000400000-0x0000000000608000-memory.dmp
    Filesize

    2.0MB

  • memory/1760-41-0x0000000000400000-0x0000000000608000-memory.dmp
    Filesize

    2.0MB

  • memory/1760-40-0x0000000000400000-0x0000000000608000-memory.dmp
    Filesize

    2.0MB

  • memory/1760-42-0x0000000000400000-0x0000000000608000-memory.dmp
    Filesize

    2.0MB

  • memory/1760-43-0x0000000000400000-0x0000000000608000-memory.dmp
    Filesize

    2.0MB

  • memory/1760-44-0x0000000000400000-0x0000000000608000-memory.dmp
    Filesize

    2.0MB

  • memory/1760-45-0x0000000000400000-0x0000000000608000-memory.dmp
    Filesize

    2.0MB

  • memory/1760-46-0x0000000000400000-0x0000000000608000-memory.dmp
    Filesize

    2.0MB

  • memory/1760-47-0x0000000000400000-0x0000000000608000-memory.dmp
    Filesize

    2.0MB

  • memory/1760-48-0x0000000000400000-0x0000000000608000-memory.dmp
    Filesize

    2.0MB

  • memory/1760-50-0x0000000000400000-0x0000000000608000-memory.dmp
    Filesize

    2.0MB

  • memory/1760-51-0x0000000000400000-0x0000000000608000-memory.dmp
    Filesize

    2.0MB

  • memory/1760-53-0x0000000000400000-0x0000000000608000-memory.dmp
    Filesize

    2.0MB

  • memory/1760-52-0x0000000000400000-0x0000000000608000-memory.dmp
    Filesize

    2.0MB

  • memory/1760-54-0x0000000000400000-0x0000000000608000-memory.dmp
    Filesize

    2.0MB

  • memory/1760-55-0x0000000000400000-0x0000000000608000-memory.dmp
    Filesize

    2.0MB

  • memory/1760-56-0x0000000000400000-0x0000000000608000-memory.dmp
    Filesize

    2.0MB

  • memory/1760-49-0x0000000000400000-0x0000000000608000-memory.dmp
    Filesize

    2.0MB

  • memory/1760-59-0x0000000000400000-0x0000000000608000-memory.dmp
    Filesize

    2.0MB

  • memory/1760-60-0x0000000000400000-0x0000000000608000-memory.dmp
    Filesize

    2.0MB

  • memory/1760-58-0x0000000000400000-0x0000000000608000-memory.dmp
    Filesize

    2.0MB

  • memory/1760-57-0x0000000000400000-0x0000000000608000-memory.dmp
    Filesize

    2.0MB

  • memory/1760-61-0x0000000000400000-0x0000000000608000-memory.dmp
    Filesize

    2.0MB

  • memory/1760-62-0x0000000000400000-0x0000000000608000-memory.dmp
    Filesize

    2.0MB

  • memory/1760-63-0x0000000000400000-0x0000000000608000-memory.dmp
    Filesize

    2.0MB

  • memory/1760-64-0x0000000000400000-0x0000000000608000-memory.dmp
    Filesize

    2.0MB

  • memory/1760-65-0x0000000000400000-0x0000000000608000-memory.dmp
    Filesize

    2.0MB

  • memory/1760-67-0x0000000000400000-0x0000000000608000-memory.dmp
    Filesize

    2.0MB

  • memory/1760-69-0x0000000000400000-0x0000000000608000-memory.dmp
    Filesize

    2.0MB

  • memory/1760-70-0x0000000000400000-0x0000000000608000-memory.dmp
    Filesize

    2.0MB

  • memory/1760-71-0x0000000000400000-0x0000000000608000-memory.dmp
    Filesize

    2.0MB

  • memory/1760-72-0x0000000000400000-0x0000000000608000-memory.dmp
    Filesize

    2.0MB

  • memory/1760-68-0x0000000000400000-0x0000000000608000-memory.dmp
    Filesize

    2.0MB

  • memory/1760-66-0x0000000000400000-0x0000000000608000-memory.dmp
    Filesize

    2.0MB

  • memory/1760-74-0x0000000000400000-0x0000000000608000-memory.dmp
    Filesize

    2.0MB

  • memory/1760-73-0x0000000000400000-0x0000000000608000-memory.dmp
    Filesize

    2.0MB

  • memory/1760-75-0x0000000000400000-0x0000000000608000-memory.dmp
    Filesize

    2.0MB

  • memory/1760-76-0x0000000000400000-0x0000000000608000-memory.dmp
    Filesize

    2.0MB

  • memory/1760-77-0x0000000000400000-0x0000000000608000-memory.dmp
    Filesize

    2.0MB

  • memory/1760-78-0x0000000000400000-0x0000000000608000-memory.dmp
    Filesize

    2.0MB

  • memory/1760-79-0x0000000000400000-0x0000000000608000-memory.dmp
    Filesize

    2.0MB

  • memory/1760-80-0x0000000000400000-0x0000000000608000-memory.dmp
    Filesize

    2.0MB

  • memory/1760-83-0x0000000000400000-0x0000000000608000-memory.dmp
    Filesize

    2.0MB

  • memory/1760-84-0x0000000000400000-0x0000000000608000-memory.dmp
    Filesize

    2.0MB

  • memory/1760-85-0x0000000000400000-0x0000000000608000-memory.dmp
    Filesize

    2.0MB

  • memory/1760-86-0x0000000000400000-0x0000000000608000-memory.dmp
    Filesize

    2.0MB

  • memory/1760-87-0x0000000000400000-0x0000000000608000-memory.dmp
    Filesize

    2.0MB

  • memory/1760-89-0x0000000000400000-0x0000000000608000-memory.dmp
    Filesize

    2.0MB

  • memory/1760-91-0x0000000000400000-0x0000000000608000-memory.dmp
    Filesize

    2.0MB

  • memory/1760-92-0x0000000000400000-0x0000000000608000-memory.dmp
    Filesize

    2.0MB

  • memory/1760-90-0x0000000000400000-0x0000000000608000-memory.dmp
    Filesize

    2.0MB

  • memory/1760-88-0x0000000000400000-0x0000000000608000-memory.dmp
    Filesize

    2.0MB

  • memory/1760-82-0x0000000000400000-0x0000000000608000-memory.dmp
    Filesize

    2.0MB

  • memory/1760-81-0x0000000000400000-0x0000000000608000-memory.dmp
    Filesize

    2.0MB