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17-04-2024 15:08

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17-04-2024 15:08

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Analysis

  • max time kernel
    1193s
  • max time network
    1124s
  • platform
    windows10-1703_x64
  • resource
    win10-20240404-en
  • resource tags

    arch:x64arch:x86image:win10-20240404-enlocale:en-usos:windows10-1703-x64system
  • submitted
    17-04-2024 15:08

General

  • Target

    3d4d462dbc7dbfd12af693f8176e9fd6814560ed763448fa75fa6dad026567f4.exe

  • Size

    1.2MB

  • MD5

    c722f0a20113bb1488382daefda9a358

  • SHA1

    4d269f0ec76a564f952c348b32a3b59c34bab2b4

  • SHA256

    3d4d462dbc7dbfd12af693f8176e9fd6814560ed763448fa75fa6dad026567f4

  • SHA512

    534a1acdd94846138086a9912f8c2bcf154e0765f80d0a8432004687c76909fa9ab95adef24b8ec67b10cdff2aa59c50d0bf086e034e3b12f4ea484c7605e991

  • SSDEEP

    24576:IIvEq8jlEBPkNShzxh7QjO+NhXh1l/JFfnE88smv:najiNOsbQjOuXh1lvESw

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.

  • Modifies Installed Components in the registry 2 TTPs 1 IoCs
  • 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 3 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
  • Drops file in Windows directory 3 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Checks SCSI registry key(s) 3 TTPs 26 IoCs

    SCSI information is often read in order to detect sandboxing environments.

  • Enumerates system info in registry 2 TTPs 2 IoCs
  • Interacts with shadow copies 2 TTPs 3 IoCs

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

  • Modifies Internet Explorer settings 1 TTPs 1 IoCs
  • Modifies registry class 32 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 43 IoCs
  • Suspicious use of FindShellTrayWindow 44 IoCs
  • Suspicious use of SendNotifyMessage 23 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 6 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\3d4d462dbc7dbfd12af693f8176e9fd6814560ed763448fa75fa6dad026567f4.exe
    "C:\Users\Admin\AppData\Local\Temp\3d4d462dbc7dbfd12af693f8176e9fd6814560ed763448fa75fa6dad026567f4.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 WriteProcessMemory
    PID:408
    • C:\Windows\system32\vssadmin.exe
      C:\Windows\system32\vssadmin.exe List Shadows
      2⤵
      • Interacts with shadow copies
      PID:3544
    • C:\Windows\system32\vssadmin.exe
      C:\Windows\system32\vssadmin.exe Delete Shadows /All /Quiet
      2⤵
      • Interacts with shadow copies
      PID:4484
    • C:\Windows\system32\vssadmin.exe
      C:\Windows\system32\vssadmin.exe List Shadows
      2⤵
      • Interacts with shadow copies
      PID:4656
  • C:\Windows\system32\vssvc.exe
    C:\Windows\system32\vssvc.exe
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:2216
  • C:\Windows\explorer.exe
    explorer.exe
    1⤵
    • Modifies Installed Components in the registry
    • Enumerates connected drives
    • Drops file in Windows directory
    • Checks SCSI registry key(s)
    • Modifies registry class
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    PID:1704
  • C:\Windows\SystemApps\Microsoft.Windows.Cortana_cw5n1h2txyewy\SearchUI.exe
    "C:\Windows\SystemApps\Microsoft.Windows.Cortana_cw5n1h2txyewy\SearchUI.exe" -ServerName:CortanaUI.AppXa50dqqa5gqv4a428c9y1jjw7m3btvepj.mca
    1⤵
    • Drops file in Windows directory
    • Enumerates system info in registry
    • Modifies Internet Explorer settings
    • Modifies registry class
    • Suspicious use of SetWindowsHookEx
    PID:4924

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\ProgramData\System32\xfs

    Filesize

    125KB

    MD5

    0971d479cc5aaa50c56679cfdfeafc57

    SHA1

    52a69bcecfc4578bcb30440416f2454fcfcd71d0

    SHA256

    8b7479954b9dab68f0db270b7482f8fc3c763d32822785c79102c69b0a15af6c

    SHA512

    b87f29602953d9291c6a276a1210882b60eabbc760f593e3f3c71fcbd93ab79925845348ee0209869038b2884c0568c901f54df0f5a5338c70f76019ab5dba7a

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\Explorer\iconcache_48.db

    Filesize

    1024KB

    MD5

    45780e7a7272a93d79ffcb62299ac764

    SHA1

    35269860aa2fc01b004ef58c7f28daca783b06bb

    SHA256

    d5e9a5186a2f800e2e34b083c7d24ffe57d48a7044b18a479420b624e7a28c59

    SHA512

    e9debfdc7badd8b88c4bb155071c58ec0a020a92d329e616916e1d52abc0c7e4b218005cdf4b26fcd150f1e993c77d5c1f37445b8a056e38575e1e494858b5d1

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\Explorer\iconcache_idx.db

    Filesize

    7KB

    MD5

    dc5b3ce252f2b233958f03ea3bb12a07

    SHA1

    6d91575f8da4e1f407c7082c538af24544adac2a

    SHA256

    8316147893d16addd1cf077df64b9d227a69886e842ac828cd2bfb8c591471e5

    SHA512

    a3574ef68d6270eab20c77b71c9d4e7eb775599dc382eef4376fb196e044168633cacbdfe6c88363edb72b2a7c936e8f4abe47857b2c790024478e6ddceaa0c6

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\Explorer\iconcache_idx.db

    Filesize

    7KB

    MD5

    dfb0e7f4862d141f560cbf415d375f06

    SHA1

    3d7df7a369ee0820c04f0c3dbab106255a1d9c66

    SHA256

    f5497d08ada0a8d89c1f395a2d90c368b4d0fabef395562be4385a99fb956b15

    SHA512

    5ed6eaa20940254d0fbde91f4d2e7bc9092e9175a894ba24d898373e35e6e3fa3ee02ee8a2e855ca501edcbf6555f74e4b64262334f703c02569485f8f25f61c

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\Explorer\thumbcache_48.db

    Filesize

    24B

    MD5

    ae6fbded57f9f7d048b95468ddee47ca

    SHA1

    c4473ea845be2fb5d28a61efd72f19d74d5fc82e

    SHA256

    d3c9d1ff7b54b653c6a1125cac49f52070338a2dd271817bba8853e99c0f33a9

    SHA512

    f119d5ad9162f0f5d376e03a9ea15e30658780e18dd86e81812dda8ddf59addd1daa0706b2f5486df8f17429c2c60aa05d4f041a2082fd2ec6ea8cc9469fade3

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\Explorer\thumbcache_idx.db

    Filesize

    7KB

    MD5

    ac55afa8805451ed8c829f69e33b915f

    SHA1

    222d0bc164ee75a1b80db462c077b27627a517db

    SHA256

    a2217c7cd4035accbbbd9ae962db7b30e20bbe08b044b3262c3e9bff560b6474

    SHA512

    2efe7edc68748db50e3105528045562e062371b5553f2437b0bdd39a156b4be7d4edbbdd9f60c69c92dfe337852a44b84fcda8dacf0ace5fbe468ff93b04b8d8

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\Explorer\thumbcache_idx.db

    Filesize

    7KB

    MD5

    5b098d22a892cb3b05338d8e73e89c67

    SHA1

    54d9ce4733405c2b92285c7f42dce8e2baba92d0

    SHA256

    0be4bd555e25deafc1ea9bd4e4d8db35d8d0663ebe831ca8ee70de3514132b96

    SHA512

    1cc595126c104b3875b29c090607376a239ff07b6adb833bfbf508383a36e37e8d09b6eebb6a66830914cdd43b8b0a814b5d3998cb5a995c962621c2821fc054

  • C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.Cortana_cw5n1h2txyewy\AC\Microsoft\Internet Explorer\DOMStore\QMMJTN6P\microsoft.windows[1].xml

    Filesize

    97B

    MD5

    59085502ff3acd72235557dad76da791

    SHA1

    35760eca251081901ecf0b03be88a9f56f52b95e

    SHA256

    7e169b67f5233c4f2127b247a14f7313441fb9dd73e0e091b8473e12a9d16fb5

    SHA512

    0ac164b58c9e26d8d10021ce9239ccee384c423f0700abc04c477e6856cbe3c4cc0aae591a4e3656b7cac35ec2352f921292a2ddba4da7dd1232861a0af22781

  • C:\Users\Admin\AppData\Roaming\FC1574E1FC1574E1.bmp

    Filesize

    2.6MB

    MD5

    993cc909a89f0fb7fe90acc3703c2105

    SHA1

    f422cdcb426718b235a19080b0daf71c9b448768

    SHA256

    4aa6cdb9ce95410f85a05b21967d224cfd49cf8c7fa18d9998304a16d4e4b5d8

    SHA512

    5ec562b1e6f91f8774bf8fd00a6a413b4b4b5be2ede17ff9c417fce7097b7d313b136740e525c19a77f220e80fb0e92f8f4d1866ea185c9fc6755c3b41aa9762

  • memory/408-39-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/408-43-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/408-8-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/408-11-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/408-12-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/408-13-0x00000000022D0000-0x00000000023A5000-memory.dmp

    Filesize

    852KB

  • memory/408-14-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/408-15-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/408-16-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/408-17-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/408-18-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/408-19-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/408-22-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/408-23-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/408-24-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/408-25-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/408-26-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/408-27-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/408-28-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/408-29-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/408-30-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/408-31-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/408-32-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/408-33-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/408-34-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/408-35-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/408-36-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/408-37-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/408-38-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/408-4-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/408-40-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/408-41-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/408-42-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/408-5-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/408-44-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/408-45-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/408-46-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/408-47-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/408-48-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/408-49-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/408-50-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/408-51-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/408-52-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/408-53-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/408-54-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/408-55-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/408-56-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/408-57-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/408-58-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/408-59-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/408-60-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/408-61-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/408-62-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/408-63-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/408-64-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/408-65-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/408-66-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/408-67-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/408-3-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/408-2-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/408-1-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/408-0-0x00000000022D0000-0x00000000023A5000-memory.dmp

    Filesize

    852KB

  • memory/408-68-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/408-69-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/408-70-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/408-71-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/408-72-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB