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29/01/2023, 18:20

230129-wy2v4aab6s 10

Analysis

  • max time kernel
    1196s
  • max time network
    1164s
  • platform
    windows10-1703_x64
  • resource
    win10-20240404-en
  • resource tags

    arch:x64arch:x86image:win10-20240404-enlocale:en-usos:windows10-1703-x64system
  • submitted
    14/04/2024, 12:11

General

  • Target

    629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe

  • Size

    1.2MB

  • MD5

    969305f9f01a46e8eee82885d9bde2bd

  • SHA1

    a5cf52711faec6b7ec152ac074496a7a6e825765

  • SHA256

    629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70

  • SHA512

    a916a1ef2bc9c77e9cb3476def54747dcf9c6819c9dd436d8e7ec4f9c3046ce850db7727fc97f820aba070015e06975540f5cacbf6e7341a3ffb787560590ba2

  • SSDEEP

    24576:U0Xy5spQBcumH3iA537SEHKa3RoMF/tM7duvJkdV4KL:U0iupecuYSAt2E53WMF/+duvJIV4S

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 63 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\629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe
    "C:\Users\Admin\AppData\Local\Temp\629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.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:3636
    • C:\Windows\system32\vssadmin.exe
      C:\Windows\system32\vssadmin.exe List Shadows
      2⤵
      • Interacts with shadow copies
      PID:4732
    • C:\Windows\system32\vssadmin.exe
      C:\Windows\system32\vssadmin.exe Delete Shadows /All /Quiet
      2⤵
      • Interacts with shadow copies
      PID:3180
    • C:\Windows\system32\vssadmin.exe
      C:\Windows\system32\vssadmin.exe List Shadows
      2⤵
      • Interacts with shadow copies
      PID:3680
  • C:\Windows\system32\vssvc.exe
    C:\Windows\system32\vssvc.exe
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:1472
  • 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:2700
  • 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:3668

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\ProgramData\System32\xfs

    Filesize

    185KB

    MD5

    f8c6f1a2aaf065c71100fce4581a245b

    SHA1

    778f5319003c53c6c40497f63a2e6d75eb20d77a

    SHA256

    4f2e2e2b7942f2f6cb54b1febb90efae67e52f3da53d22c3146d6ac9f98940fd

    SHA512

    44c65a3a2e589f0dafbda60d21ff1b3d594cb017f2df83f667398c195ba233aea2a01742530489eceedbb7a422385e3c265724457ce2f0dc47bb60ff6a864de5

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

    Filesize

    1024KB

    MD5

    46e05c055d0133fa7f0cff39ff3d9cb9

    SHA1

    26c73e09bd432874c7090f6966a6b491b9052599

    SHA256

    39d32cdc639d4024c8716ff95a032b42e331a46bdcec2d8287e94e7b65c57736

    SHA512

    18cefebe5edbd2006f460769c992b6ef15ec0a963f32f99faae613cfc9d24eccf3179978dd587110823ea837c2d06d1d79665242010a77d4179f424eec380db2

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

    Filesize

    7KB

    MD5

    a525bf7ee848eb0b525a4ad60a49a01f

    SHA1

    d160a288dba24a6305aacc5df1e6507d15078b03

    SHA256

    610674197ee571b7f129461e71f2dfe2527e93fd0186d9ae0a74125404f289a6

    SHA512

    c9b9f2865a45a0d286a16508056a3bf0b4c28d5c08643edbb2b6422ed83676d183f8fa19b8c87ee99039c423cfd41e362e7c3d78cfd12404a95622ca6dc6a197

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\Explorer\thumbcache_16.db

    Filesize

    1024KB

    MD5

    00962796e8e6a67848fe922af39dab36

    SHA1

    5c6ef18bee17287befd41bd8d963b1ff9c06a768

    SHA256

    4244481bf9223510abb20c966740da6b6cdf71e927812b71d72ec1521d04cd3f

    SHA512

    e1c699041911cb6b04997bd2c24aee1dc79c3a05196b4565adaf829e38b87d0ca79482e845c08aa0aea8e4564c3c90824f99c2aec76eac18e1bbeac5d1eebe26

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\Explorer\thumbcache_256.db

    Filesize

    1024KB

    MD5

    26d861c6988cb478c573e3fff56d13f0

    SHA1

    05fb8403f842c0b222f80972f9168fb1e2e33dbf

    SHA256

    2ae98b086b1bd71a33e73176052788132ebece623b7fcc126641a14187790a7a

    SHA512

    912946adcd25e85cbf64604968c0f38dde5fcab00298c095dc5838239268ef7cff44c1fce9f89c79b4b10a360e0c23a8ef83e562d88f66cc4d0e58d7a10828e0

  • 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

    612647ab3768a5c0527bbe2367b06b8f

    SHA1

    c3081d90599de8dd1982a9c1749e438ba31ecec2

    SHA256

    20186be403f663c1c19a61b040d49f199747b5a0de9010699bad10071071ba38

    SHA512

    2c6c2fe53df99c83b5115dbf626edfd68416e6b55a8de72505dc8a417bcc47c8533fbdc789fcf4959b0878a0dee542ac2da8552fc0a7156da7a65ea708859a6a

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

    Filesize

    7KB

    MD5

    8f8b8d856c7e28ad4cb6d33c904007db

    SHA1

    c2dc3ac85202381bf1783cbcc9e0f241e0336eac

    SHA256

    e18c06e46e12cfd92bba9a13a590fdfcc72de51c83a5118e55ef39f98b876714

    SHA512

    bd7270e1edb30739a76f0bfae41fa956b0f49a0ee6f0afa92bf79a44ddc2d502b1d7908301971c85a71011f96c260e2892a5b0aa7a52aedb2fbef770b723dad1

  • C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.Cortana_cw5n1h2txyewy\AC\Microsoft\Internet Explorer\DOMStore\D1ASO0I0\microsoft.windows[1].xml

    Filesize

    97B

    MD5

    20187d336f3faca6c96b99f44e76a02f

    SHA1

    f0f3b6ea7edc26f718017c4c4268d01ade195cfa

    SHA256

    7dd8c6c6a1922a5195a09a8a84764f1b0c1d3a3c528771e5bb4228fce1278d62

    SHA512

    bb464b0050983b33b437d4ceba0ec19512b3087bd3bf8ab6acca14192229cb5e81f359957ef0163458fa934fa67e5d42e2743a1e5a7d459c32420ebd26e72ae7

  • C:\Users\Admin\AppData\Roaming\AB4AF5A6AB4AF5A6.bmp

    Filesize

    2.6MB

    MD5

    993cc909a89f0fb7fe90acc3703c2105

    SHA1

    f422cdcb426718b235a19080b0daf71c9b448768

    SHA256

    4aa6cdb9ce95410f85a05b21967d224cfd49cf8c7fa18d9998304a16d4e4b5d8

    SHA512

    5ec562b1e6f91f8774bf8fd00a6a413b4b4b5be2ede17ff9c417fce7097b7d313b136740e525c19a77f220e80fb0e92f8f4d1866ea185c9fc6755c3b41aa9762

  • memory/3636-38-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/3636-43-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/3636-8-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/3636-11-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/3636-12-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/3636-13-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/3636-14-0x00000000022E0000-0x00000000023B5000-memory.dmp

    Filesize

    852KB

  • memory/3636-15-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/3636-16-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/3636-17-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/3636-20-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/3636-21-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/3636-22-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/3636-23-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/3636-24-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/3636-25-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/3636-26-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/3636-27-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/3636-28-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/3636-29-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/3636-30-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/3636-31-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/3636-32-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/3636-33-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/3636-34-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/3636-35-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/3636-36-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/3636-37-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/3636-5-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/3636-39-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/3636-40-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/3636-41-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/3636-42-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/3636-6-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/3636-44-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/3636-45-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/3636-46-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/3636-47-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/3636-48-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/3636-49-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/3636-50-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/3636-51-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/3636-52-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/3636-53-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/3636-54-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/3636-55-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/3636-56-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/3636-57-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/3636-58-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/3636-59-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/3636-60-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/3636-61-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/3636-62-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/3636-63-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/3636-64-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/3636-65-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/3636-66-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/3636-3-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/3636-4-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/3636-2-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/3636-1-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/3636-0-0x00000000022E0000-0x00000000023B5000-memory.dmp

    Filesize

    852KB

  • memory/3636-67-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/3636-68-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/3636-69-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/3636-70-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/3636-71-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB