Overview

overview

9

Static

static

7

GGKILLER/GGKiller.exe

windows11-21h2-x64

9

GGKILLER/GGKiller.exe

windows11-21h2-x64

9

install_al...ll.bat

windows11-21h2-x64

7

install_al...64.exe

windows11-21h2-x64

4

install_al...86.exe

windows11-21h2-x64

4

install_al...64.exe

windows11-21h2-x64

7

install_al...86.exe

windows11-21h2-x64

7

install_al...64.exe

windows11-21h2-x64

7

install_al...86.exe

windows11-21h2-x64

7

install_al...64.exe

windows11-21h2-x64

7

install_al...86.exe

windows11-21h2-x64

7

install_al...64.exe

windows11-21h2-x64

7

install_al...86.exe

windows11-21h2-x64

7

install_al...64.exe

windows11-21h2-x64

7

install_al...86.exe

windows11-21h2-x64

7

install_al...64.exe

windows11-21h2-x64

4

install_al...86.exe

windows11-21h2-x64

4

Analysis

  • max time kernel
    82s
  • max time network
    141s
  • platform
    windows11-21h2_x64
  • resource
    win11-20240426-en
  • resource tags

    arch:x64arch:x86image:win11-20240426-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    08-06-2024 17:19

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General

  • Target

    install_all/vcredist2005_x64.exe

  • Size

    3.0MB

  • MD5

    56eaf4e1237c974f6984edc93972c123

  • SHA1

    ee916012783024dac67fc606457377932c826f05

  • SHA256

    0551a61c85b718e1fa015b0c3e3f4c4eea0637055536c00e7969286b4fa663e0

  • SHA512

    f8e15363e34db5b5445c41eea4dd80b2f682642cb8f1046f30ea4fb5f4f51b0b604f7bcb3000a35a7d3ba1d1bcc07df9b25e4533170c65640b2d137c19916736

  • SSDEEP

    49152:+r67+stI6RWGTAdyvlADUrpTmcOgohwJpEM5grO3oc1OXZViFeRyDErkLUMHzkRN:AM9l8pUr9m30L5grOQXZKAsErkbQRN

Score
7/10
persistence

Malware Config

Signatures

  • Loads dropped DLL 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
    persistence
  • Blocklisted process makes network request 1 IoCs
  • Enumerates connected drives 3 TTPs 46 IoCs

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

  • Drops file in Program Files directory 1 IoCs
  • Drops file in Windows directory 61 IoCs
  • Checks SCSI registry key(s) 3 TTPs 5 IoCs

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

  • Modifies data under HKEY_USERS 3 IoCs
  • Modifies registry class 56 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs
  • Uses Volume Shadow Copy service COM API

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

    ransomware

Processes

  • C:\Users\Admin\AppData\Local\Temp\install_all\vcredist2005_x64.exe
    "C:\Users\Admin\AppData\Local\Temp\install_all\vcredist2005_x64.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:4832
    • C:\Windows\SysWOW64\msiexec.exe
      msiexec /i vcredist.msi
      2⤵
      • Blocklisted process makes network request
      • Enumerates connected drives
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      PID:488
  • C:\Windows\system32\msiexec.exe
    C:\Windows\system32\msiexec.exe /V
    1⤵
    • Enumerates connected drives
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • Modifies data under HKEY_USERS
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:560
    • C:\Windows\system32\srtasks.exe
      C:\Windows\system32\srtasks.exe ExecuteScopeRestorePoint /WaitForRestorePoint:2
      2⤵
        PID:1324
      • C:\Windows\syswow64\MsiExec.exe
        C:\Windows\syswow64\MsiExec.exe -Embedding 8DDD0BCEDB621834471070DF081EA490
        2⤵
        • Loads dropped DLL
        PID:412
    • C:\Windows\system32\vssvc.exe
      C:\Windows\system32\vssvc.exe
      1⤵
      • Checks SCSI registry key(s)
      • Suspicious use of AdjustPrivilegeToken
      PID:3412

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vcredis1.cab
      Filesize

      312KB

      MD5

      77a9bff5af149160775741e204734d47

      SHA1

      7b5126af69b5a79593f39db94180f1ff11b0e39d

      SHA256

      20a26ed9a1edf7763a9b515522c5e29720048a482c7fbc8b7ff6bbdd27e61038

      SHA512

      bb0440f58f07e113bddd9a0afb5aab8af6493218784fe5fa6f4032e3a37088f91b7e766dee87cec4a9ea11d425d27b3b536430de3a52222e8bca3e0247d81e3b

      Download Submit

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vcredist.msi
      Filesize

      3.0MB

      MD5

      6dbdf338a0a25cdb236d43ea3ca2395e

      SHA1

      685b6ea61e574e628392eaac8b10aff4309f1081

      SHA256

      200fef5d4994523a02c4daa00060db28eb289b99d47fc6c1305183101e72bdeb

      SHA512

      6b5b31c55cf72ab92b17fb6074b3901a1e6afe0796ef9bc831e4dfb97450376d2889cd24b1cf3fce60eb3c1bcd1b31254b5cfa3ef6107974dfa0b35c233daf5a

      Download Submit

    • C:\Windows\Installer\MSIBCD8.tmp
      Filesize

      28KB

      MD5

      85221b3bcba8dbe4b4a46581aa49f760

      SHA1

      746645c92594bfc739f77812d67cfd85f4b92474

      SHA256

      f6e34a4550e499346f5ab1d245508f16bf765ff24c4988984b89e049ca55737f

      SHA512

      060e35c4de14a03a2cda313f968e372291866cc4acd59977d7a48ac3745494abc54df83fff63cf30be4e10ff69a3b3c8b6c38f43ebd2a8d23d6c86fbee7ba87d

      Download Submit

    • \??\GLOBALROOT\Device\HarddiskVolumeShadowCopy2\System Volume Information\SPP\metadata-2
      Filesize

      12.8MB

      MD5

      62e631925dee55a9958111cd129b60d1

      SHA1

      ddbb7232269ab8cff2b16a474c89e1bef62fd4f2

      SHA256

      2d7888d4e48f1269c00b52e8835260d76574d568dd0ed004d6946b50d2bc026f

      SHA512

      71a77f968e0e58f51011e9e536176a1d4b9d1ca8e9c5efd876f0d5cfacb5ab643f368249fbf81f61f2715265a749d1f992c2e37b9719393c7c2656b4bc7f7884

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    • \??\Volume{74554a1b-0000-0000-0000-d01200000000}\System Volume Information\SPP\OnlineMetadataCache\{45a92bdf-a428-467c-b02a-e339c791f9a8}_OnDiskSnapshotProp
      Filesize

      6KB

      MD5

      1f5607f78b3e252019f746d76ac3574c

      SHA1

      1b60dcb97928ffb0348507bfb28666e197a1c70f

      SHA256

      efa78062ea311f13fe64d5dd761e302382086eb5efd66d4771e181624c326893

      SHA512

      19a3362b7a6ce08dadc1e661f09fc0c5e453e9451359d45a07546cd1335f3d54d04d2882c57e83322a54719672c5314240463c09143c5e546f68b58a6b8232bb

      Download Submit