Analysis

  • max time kernel
    119s
  • max time network
    120s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05-08-2024 12:38

General

  • Target

    8eae236245771e00d90048d98d9a0610N.exe

  • Size

    78KB

  • MD5

    8eae236245771e00d90048d98d9a0610

  • SHA1

    a00ab96a21645b310e20a72a9005ab1bf5a32e51

  • SHA256

    ccd3836e4cf4bf924e3e5e00910fae8282207056ca181423e57571abcbcea288

  • SHA512

    973171e636fe7b3bc8b6eeea6a5a29d56d3e101407082b58ce273d7b75ec586561e4aca2c58b82d23eb3dd98da7c7b86750fb1c287c05a177993909539410d72

  • SSDEEP

    1536:2HFo6638dy0MochZDsC8Kl/99Z242UdIAkn3jKZPjoYaoQt99/2VhB1Ts:2HFo53Ln7N041Qqhg99/B

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 1 IoCs
  • Uses the VBS compiler for execution 1 TTPs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\8eae236245771e00d90048d98d9a0610N.exe
    "C:\Users\Admin\AppData\Local\Temp\8eae236245771e00d90048d98d9a0610N.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4468
    • C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
      "C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe" /noconfig @"C:\Users\Admin\AppData\Local\Temp\euk-kzoe.cmdline"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:1476
      • C:\Windows\Microsoft.NET\Framework\v2.0.50727\cvtres.exe
        C:\Windows\Microsoft.NET\Framework\v2.0.50727\cvtres.exe /NOLOGO /READONLY /MACHINE:IX86 "/OUT:C:\Users\Admin\AppData\Local\Temp\RES6755.tmp" "C:\Users\Admin\AppData\Local\Temp\vbc2AF8D08EA84F4D39BCA1F52E7CC75A0.TMP"
        3⤵
        • System Location Discovery: System Language Discovery
        PID:4932
    • C:\Users\Admin\AppData\Local\Temp\tmp65DE.tmp.exe
      "C:\Users\Admin\AppData\Local\Temp\tmp65DE.tmp.exe" C:\Users\Admin\AppData\Local\Temp\8eae236245771e00d90048d98d9a0610N.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      PID:4952

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\RES6755.tmp

    Filesize

    1KB

    MD5

    6344c4e398d687096c47f3f490ba9ff0

    SHA1

    34447384f76de0b7e4ed8a70bb0ff1d167569c3b

    SHA256

    8b197897107718cb3e680c2d8df15e0ae10d0028e83ba1da235c297be0aa8ad5

    SHA512

    71ba221ef55f6e5b524c813a3bdc741958f6f480bd718c45ee51ef83e0e4a8729fa27d5939ea3539c349138b50c37b0b5dafbefb2b5e416a70356e0c5ea0cd8a

  • C:\Users\Admin\AppData\Local\Temp\euk-kzoe.0.vb

    Filesize

    15KB

    MD5

    d7fff3cfb6deb8c38f8ddbeb517f383f

    SHA1

    ef83fc7661b5a7ce2ebd44c99777419f68180139

    SHA256

    05ff2dd0c74df248b226046141c2d0db0220a823a7105e3a962413ec544d6d02

    SHA512

    40107bddd40c2504f41c241d44a42bff518c28784742cc5ec0caf02d90b96dd1778b2503c9936b0f8f9c382a6871aae2d7441a6657427bae373bb9e9f1ccb52c

  • C:\Users\Admin\AppData\Local\Temp\euk-kzoe.cmdline

    Filesize

    266B

    MD5

    08cf23deb4dbe385972152d45728891b

    SHA1

    b06bbcce32e433a685108a52542bef6c06099a98

    SHA256

    4b6c9ff7beb8705f5c456285c60a35482358adb1d21e3713cd657e040973af41

    SHA512

    2eb39989d844a9416a0640dd75fb442bc757146e94c3a33b0dee8dada2c071fbc6700947b0d57f4893589164e41e5c31207020cbbc7f349e3bbc818b9bdbdd7e

  • C:\Users\Admin\AppData\Local\Temp\tmp65DE.tmp.exe

    Filesize

    78KB

    MD5

    2ad81112864ba8b1261abe070bc1da99

    SHA1

    d0750900c0185574cdbdfdf7ff11089bda9856c7

    SHA256

    4e7d6bb8baff716b1c64c0fccb3d2fc8f511e5249abc4dfc4262f1941ac76f7b

    SHA512

    6e0a5234117d796678d850769f1bc371bfae170324bbb2a80948b5db2023f79a5fba6995141904d594a9f9e2d6fb6801df82d7ef5bf98a6aa8d0356a902fce53

  • C:\Users\Admin\AppData\Local\Temp\vbc2AF8D08EA84F4D39BCA1F52E7CC75A0.TMP

    Filesize

    660B

    MD5

    77c687a70ab4548fc2f981a8b19b1c5c

    SHA1

    f6c9e621cb998537267f457f0a53b7a5b5e0416a

    SHA256

    085de9dd0aaf09da274259ae966f738cbd3f1394803b7db049ebdee63f405adb

    SHA512

    f57bb1bb6d8f9638ed89388d239b439f5a14178ca00f58e488ceb89ebf946a76a4be18e0736f58d5cbc1f9213678f9e9df8ae905fc26ad94ae1f7fb420af7a03

  • C:\Users\Admin\AppData\Local\Temp\zCom.resources

    Filesize

    62KB

    MD5

    aa4bdac8c4e0538ec2bb4b7574c94192

    SHA1

    ef76d834232b67b27ebd75708922adea97aeacce

    SHA256

    d7dbe167a7b64a4d11e76d172c8c880020fe7e4bc9cae977ac06982584a6b430

    SHA512

    0ec342286c9dbe78dd7a371afaf405232ff6242f7e024c6640b265ba2288771297edbb5a6482848daad5007aef503e92508f1a7e1a8b8ff3fe20343b21421a65

  • memory/1476-8-0x0000000074BF0000-0x00000000751A1000-memory.dmp

    Filesize

    5.7MB

  • memory/1476-18-0x0000000074BF0000-0x00000000751A1000-memory.dmp

    Filesize

    5.7MB

  • memory/4468-0-0x0000000074BF2000-0x0000000074BF3000-memory.dmp

    Filesize

    4KB

  • memory/4468-2-0x0000000074BF0000-0x00000000751A1000-memory.dmp

    Filesize

    5.7MB

  • memory/4468-1-0x0000000074BF0000-0x00000000751A1000-memory.dmp

    Filesize

    5.7MB

  • memory/4468-22-0x0000000074BF0000-0x00000000751A1000-memory.dmp

    Filesize

    5.7MB

  • memory/4952-23-0x0000000074BF0000-0x00000000751A1000-memory.dmp

    Filesize

    5.7MB

  • memory/4952-24-0x0000000074BF0000-0x00000000751A1000-memory.dmp

    Filesize

    5.7MB

  • memory/4952-26-0x0000000074BF0000-0x00000000751A1000-memory.dmp

    Filesize

    5.7MB

  • memory/4952-27-0x0000000074BF0000-0x00000000751A1000-memory.dmp

    Filesize

    5.7MB

  • memory/4952-28-0x0000000074BF0000-0x00000000751A1000-memory.dmp

    Filesize

    5.7MB