Analysis

  • max time kernel
    148s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    29-08-2024 18:25

General

  • Target

    c806086192b9e3d2c9333805b2c5b374d664176ad47a2615792864a6550400e2.msi

  • Size

    34.2MB

  • MD5

    b7c427b7a03f39652a2e09760b56e04a

  • SHA1

    3fdb4661b9821e126bce1642e1bc8d95f5a947d0

  • SHA256

    c806086192b9e3d2c9333805b2c5b374d664176ad47a2615792864a6550400e2

  • SHA512

    956ee5c954bdf038ee6f615987f15bcb7e47db39a7f5cea0ee0760314fb78b9936c111034bccb35dbc4d31850849a3f5ee530d67f8ba39018adf548311868f6d

  • SSDEEP

    786432:Ct9pUyTDXySTjxA4Ztx2+G+N0WYQYBXPByttH+dktHEDv0yvl0J7:Ct9d7xVLYjsp+ikJvG

Malware Config

Signatures

  • Blocklisted process makes network request 2 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 Windows directory 15 IoCs
  • Loads dropped DLL 7 IoCs
  • Event Triggered Execution: Installer Packages 2 TTPs 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\msiexec.exe
    msiexec.exe /I C:\Users\Admin\AppData\Local\Temp\c806086192b9e3d2c9333805b2c5b374d664176ad47a2615792864a6550400e2.msi
    1⤵
    • Enumerates connected drives
    • Event Triggered Execution: Installer Packages
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    PID:4008
  • C:\Windows\system32\msiexec.exe
    C:\Windows\system32\msiexec.exe /V
    1⤵
    • Enumerates connected drives
    • Drops file in Windows directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4992
    • C:\Windows\syswow64\MsiExec.exe
      C:\Windows\syswow64\MsiExec.exe -Embedding 7FDE6F03D767E9B32D0F8BD4284432DE
      2⤵
      • Blocklisted process makes network request
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      PID:4088

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Config.Msi\e576eab.rbs

    Filesize

    25KB

    MD5

    50ed54eca30fca4d44347bfbc614ac13

    SHA1

    56f573d3a8c616a3deeec2062bd9185bd6b21257

    SHA256

    cd159c5084164682ad6c09b4651206b57a6ae5ba744161b93d959ebe3af917cc

    SHA512

    6160ccebeaf0e3fde69beacdb7d4dee298305c2e3e973631eeffd4a3b1e2db84612bd646b0d2f91dd6d349d4100d06f1ccdcb21f40a3d55dc6c052a323952a19

  • C:\Windows\Installer\MSI6F06.tmp

    Filesize

    738KB

    MD5

    b158d8d605571ea47a238df5ab43dfaa

    SHA1

    bb91ae1f2f7142b9099e3cc285f4f5b84de568e4

    SHA256

    ca763693cc25d316f14a9ebad80ebf00590329550c45adb7e5205486533c2504

    SHA512

    56aef59c198acf2fcd0d95ea6e32ce1c706e5098a0800feff13ddb427bfb4d538de1c415a5cb5496b09a5825155e3abb1c13c8c37dc31549604bd4d63cb70591

  • C:\Windows\Installer\MSI8999.tmp

    Filesize

    364KB

    MD5

    54d74546c6afe67b3d118c3c477c159a

    SHA1

    957f08beb7e27e657cd83d8ee50388b887935fae

    SHA256

    f9956417af079e428631a6c921b79716d960c3b4917c6b7d17ff3cb945f18611

    SHA512

    d27750b913cc2b7388e9948f42385d0b4124e48335ae7fc0bc6971f4f807dbc9af63fe88675bc440eb42b9a92551bf2d77130b1633ddda90866616b583ae924f

  • C:\Windows\Installer\e576ea8.msi

    Filesize

    34.2MB

    MD5

    b7c427b7a03f39652a2e09760b56e04a

    SHA1

    3fdb4661b9821e126bce1642e1bc8d95f5a947d0

    SHA256

    c806086192b9e3d2c9333805b2c5b374d664176ad47a2615792864a6550400e2

    SHA512

    956ee5c954bdf038ee6f615987f15bcb7e47db39a7f5cea0ee0760314fb78b9936c111034bccb35dbc4d31850849a3f5ee530d67f8ba39018adf548311868f6d