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Analysis

  • max time kernel
    1793s
  • max time network
    1608s
  • 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 15:10

General

  • Target

    02e8c7af3724ff535da627197920ad14.exe

  • Size

    1.2MB

  • MD5

    02e8c7af3724ff535da627197920ad14

  • SHA1

    794bd6f52a9673e1146321fa2545c580858c0d5f

  • SHA256

    ed801a3e54843afe989aadd69cdab5e6fbf00e8e02742f354519b4b16de8f31c

  • SHA512

    8a8710ffced04c30f5c43c71ebcbcf56f7b096836f67d1a847db4a8df4f39e291f3e7119f45f03fa1ca0abd0021f81abd31bb775fa22fe2340c1cf24f19f2555

  • SSDEEP

    24576:XHtrdKYVVSrqGDohJ3STZG8vIn/sCBGnWsY0Dyk:XHtV7GwBSTc8An/4YFk

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 59 IoCs
  • Suspicious use of FindShellTrayWindow 45 IoCs
  • Suspicious use of SendNotifyMessage 24 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\02e8c7af3724ff535da627197920ad14.exe
    "C:\Users\Admin\AppData\Local\Temp\02e8c7af3724ff535da627197920ad14.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:1768
    • C:\Windows\system32\vssadmin.exe
      C:\Windows\system32\vssadmin.exe List Shadows
      2⤵
      • Interacts with shadow copies
      PID:2616
    • C:\Windows\system32\vssadmin.exe
      C:\Windows\system32\vssadmin.exe Delete Shadows /All /Quiet
      2⤵
      • Interacts with shadow copies
      PID:5052
    • C:\Windows\system32\vssadmin.exe
      C:\Windows\system32\vssadmin.exe List Shadows
      2⤵
      • Interacts with shadow copies
      PID:3012
  • C:\Windows\system32\vssvc.exe
    C:\Windows\system32\vssvc.exe
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:2168
  • 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:3448
  • 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:3724

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\ProgramData\System32\xfs

    Filesize

    276KB

    MD5

    1340b74a1b428fc860b4ca6f1c63a410

    SHA1

    4550c1b3287ecc69965bb9d358ead7585c2ace22

    SHA256

    89eff121a3bed7361da50aaaada5b53f1db20de25a44e325b79f28d7d47942fc

    SHA512

    3a64232346911093b910f4fe0f97b7acfb5a719dad58dd7170cae07966932f75c5fa9527ef85e1752dc730a985e804c09d8391af598577711011a256daf53db6

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

    Filesize

    1024KB

    MD5

    c54cde3ceede65db57e1ef09429038d6

    SHA1

    d40df43ca2538ba8f23eb8d5e6ba48c6cd1a29a7

    SHA256

    80a0bcaaf774d79edb86f7cf3793bb8d584f3b74a67112b7b7b651aa762240eb

    SHA512

    1677ee5d05e7357550bf0b45d5f077557e3835d066ac930692112c69c4719a4f618af33f8531b9b99f202d3e69716e2f53faa7da0c8092ffa22a43b585777f2b

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

    Filesize

    1024KB

    MD5

    c78c6622b020f0115773096962efc665

    SHA1

    d45f61f02b1e7c211ac3df0cfbed00f3f619fc47

    SHA256

    a3b5644670df8a71230f8025336ced4fac0a7567caf69abe37fd7eefdf55baf6

    SHA512

    40797a7c3dc0296149902a8fd98b0adb89144303ce7a4283ea1b881f0f656147c185409b2591a7c917f0c2b435350f75f0b452d513d83b006d3d5d504aeedeac

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

    Filesize

    7KB

    MD5

    53a1264b64e3b5b0d8f3c913e97524e2

    SHA1

    85a684869f8721cb327cf7f6fb3ce8f2b39e80e9

    SHA256

    9353985c11ae4085208fcd8527fe754bf3feda7bc1c93efe0ba0bcf98f37594a

    SHA512

    c50ee6e14cae24769d211e46bebd7bebfc684132baa1f67930434709505acbd1b74885efc28acd8c3c43885f12599e135594dcca89c96ccbd6b7a11689da945a

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

    Filesize

    7KB

    MD5

    0de502d05915f4eacfa5fb0bd76b3543

    SHA1

    1ca0398f70de37dc7dbb331cbd708cd98697dafc

    SHA256

    aae6e35632bd5f40f94762b02bb277dc8396195c18b4967c4edb30dbf06629c9

    SHA512

    7137145af4f3592f28dfd3492dac75534b388c346e7c88321ef05788ff71163799a3d5db91748f64d6cf0cf8bbdd9817ae8dee5fdce9e2c638ffb76c5f1dfbbc

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

    Filesize

    1024KB

    MD5

    a802cd9f9b6815ffd81a9dbd919e6b18

    SHA1

    2c271c0efc1bbe3b3471d6d21ad7d35c114d2c78

    SHA256

    d418e46e6fd2687d8ad5d5a74553f20b1588fd8549ed7d21ea1fbd55fa7d64ea

    SHA512

    7e27ab0cc0b88ee5019169cb07d92a815eaf8643cc253a0d4fd6e90672fd1cf862eefcdf679168c3676cf252ab5fe095050e007c9d93bc34e5951dac8c5863f0

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

    Filesize

    1024KB

    MD5

    9a207e67879bba5a031f82a2d356d91b

    SHA1

    e9ff875e7dd28fff6d2a51b919c4a65d07c56dce

    SHA256

    ec21750dd01ef85ace59b27157711ad01751399ab56677c796ea56cc9d950e7a

    SHA512

    13dbb3df1f3ad3e7732c3bbfbd3b83685bbc4314f14b006285540fab0753397d647b2270cf26dda7daa18d328ce1b704f16b2699b19639a8fbb7333ac5591ec0

  • 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

    9522befc1aad13eb899f4bb05bf4bebe

    SHA1

    c3c22fb61caea0e19fd8ccf57ab67dcd315b224c

    SHA256

    f5d3e82788f15188fe6f5ef010330b74b951111eaab4cc40fdf193d74dffa354

    SHA512

    f4e5b900b85b1d6e2aaa95ba2b459af672c683bd02dd87c01d5b251189f933722d1470f68c98bc275db9ad4b35955c94733d1ab846e6b6ba024ac6b268bf8f63

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

    Filesize

    7KB

    MD5

    13cceb2db65dd4915c6439189cc31c20

    SHA1

    6039a1cbafbfd0925151f89c868589af516aaff9

    SHA256

    21d7625f6e85c275678c4f687b0800664a0c76c9456923b3d4767044baea3cdb

    SHA512

    82e9ada474bd5229f5e13d19515cc37d3dafd5391347e2b913a0c69974366715a44be304f16587168362ce35455fa3dff128ca5a4bfa5c44c31e53c098a99d2a

  • C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.Cortana_cw5n1h2txyewy\AC\Microsoft\Internet Explorer\DOMStore\4GLL2V85\microsoft.windows[1].xml

    Filesize

    97B

    MD5

    8bb7c831391f30ea15d1131aabbdb607

    SHA1

    8ef6827552a4a45a8886ffdc8a7963591c764377

    SHA256

    529377afb7d50220c38425c14c9752915c224ad1eff70886f297e12155250ad7

    SHA512

    44663dd13de8d45fb226d6ecf6614278e0d97dfbd43b0593edb01340530cb2ccd51ab27c2fe0fd2218d2ce77ac9a916b572ea88dd51dc5cc1e5ef1f2b9f1b070

  • C:\Users\Admin\AppData\Roaming\F2E265E0F2E265E0.bmp

    Filesize

    2.6MB

    MD5

    993cc909a89f0fb7fe90acc3703c2105

    SHA1

    f422cdcb426718b235a19080b0daf71c9b448768

    SHA256

    4aa6cdb9ce95410f85a05b21967d224cfd49cf8c7fa18d9998304a16d4e4b5d8

    SHA512

    5ec562b1e6f91f8774bf8fd00a6a413b4b4b5be2ede17ff9c417fce7097b7d313b136740e525c19a77f220e80fb0e92f8f4d1866ea185c9fc6755c3b41aa9762

  • memory/1768-39-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/1768-46-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/1768-13-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/1768-14-0x00000000008F0000-0x00000000009C5000-memory.dmp

    Filesize

    852KB

  • memory/1768-15-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/1768-16-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/1768-17-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/1768-18-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/1768-19-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/1768-22-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/1768-23-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/1768-24-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/1768-25-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/1768-26-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/1768-27-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/1768-28-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/1768-29-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/1768-30-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/1768-31-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/1768-32-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/1768-33-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/1768-34-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/1768-35-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/1768-36-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/1768-37-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/1768-38-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/1768-11-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/1768-40-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/1768-41-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/1768-42-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/1768-43-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/1768-44-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/1768-45-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/1768-12-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/1768-47-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/1768-48-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/1768-49-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/1768-50-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/1768-51-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/1768-52-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/1768-53-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/1768-54-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/1768-55-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/1768-56-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/1768-57-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/1768-58-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/1768-59-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/1768-60-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/1768-61-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/1768-62-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/1768-63-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/1768-64-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/1768-65-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/1768-66-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/1768-67-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/1768-7-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/1768-5-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/1768-4-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/1768-3-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/1768-2-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/1768-1-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/1768-0-0x00000000008F0000-0x00000000009C5000-memory.dmp

    Filesize

    852KB

  • memory/1768-68-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/1768-69-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/1768-70-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/1768-71-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/1768-72-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB