Analysis

  • max time kernel
    190s
  • max time network
    299s
  • platform
    windows10-1703_x64
  • resource
    win10-20240611-en
  • resource tags

    arch:x64arch:x86image:win10-20240611-enlocale:en-usos:windows10-1703-x64system
  • submitted
    05-09-2024 22:51

General

  • Target

    d61ca384412ecc86e5591e7d338129e92ebd0e46a055d098910a05b0e0855fb7.exe

  • Size

    422KB

  • MD5

    83ebdb7d949d7d7b940eed4b5335a25f

  • SHA1

    5f0659584c1e21c174787df325bce081ad935af4

  • SHA256

    d61ca384412ecc86e5591e7d338129e92ebd0e46a055d098910a05b0e0855fb7

  • SHA512

    cd0ca1007c5450dd67a2a5a7fd7bbdf903649381c7b206b62047b0008fb05b7d95ed83b95a267e5426c99ba6a5c4bf85fc761f2e72cfd3a9e928f28147a40d9b

  • SSDEEP

    6144:IUpGAfa9xFaL7XWsCA+E3XIGYG334C3xH2raAOm556PyVk5ByquZc:IGGAfa9xFavXWa/F4C3xH2Z6aVkmc

Malware Config

Extracted

Family

gcleaner

C2

80.66.75.114

Signatures

  • GCleaner

    GCleaner is a Pay-Per-Install malware loader first discovered in early 2019.

  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 8 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

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

  • Kills process with taskkill 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\d61ca384412ecc86e5591e7d338129e92ebd0e46a055d098910a05b0e0855fb7.exe
    "C:\Users\Admin\AppData\Local\Temp\d61ca384412ecc86e5591e7d338129e92ebd0e46a055d098910a05b0e0855fb7.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1592
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1592 -s 764
      2⤵
      • Program crash
      PID:4248
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1592 -s 796
      2⤵
      • Program crash
      PID:3040
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1592 -s 856
      2⤵
      • Program crash
      PID:2352
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1592 -s 948
      2⤵
      • Program crash
      PID:2252
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1592 -s 992
      2⤵
      • Program crash
      PID:1520
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1592 -s 1116
      2⤵
      • Program crash
      PID:4552
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1592 -s 1132
      2⤵
      • Program crash
      PID:2856
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1592 -s 1272
      2⤵
      • Program crash
      PID:216
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c taskkill /im "d61ca384412ecc86e5591e7d338129e92ebd0e46a055d098910a05b0e0855fb7.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\d61ca384412ecc86e5591e7d338129e92ebd0e46a055d098910a05b0e0855fb7.exe" & exit
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:4628
      • C:\Windows\SysWOW64\taskkill.exe
        taskkill /im "d61ca384412ecc86e5591e7d338129e92ebd0e46a055d098910a05b0e0855fb7.exe" /f
        3⤵
        • System Location Discovery: System Language Discovery
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:4280

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\ZVQ9VIUB\download[1].htm

    Filesize

    1B

    MD5

    cfcd208495d565ef66e7dff9f98764da

    SHA1

    b6589fc6ab0dc82cf12099d1c2d40ab994e8410c

    SHA256

    5feceb66ffc86f38d952786c6d696c79c2dbc239dd4e91b46729d73a27fb57e9

    SHA512

    31bca02094eb78126a517b206a88c73cfa9ec6f704c7030d18212cace820f025f00bf0ea68dbf3f3a5436ca63b53bf7bf80ad8d5de7d8359d0b7fed9dbc3ab99

  • memory/1592-2-0x0000000002200000-0x000000000222D000-memory.dmp

    Filesize

    180KB

  • memory/1592-1-0x0000000000650000-0x0000000000750000-memory.dmp

    Filesize

    1024KB

  • memory/1592-3-0x0000000000400000-0x000000000042F000-memory.dmp

    Filesize

    188KB

  • memory/1592-8-0x0000000000650000-0x0000000000750000-memory.dmp

    Filesize

    1024KB

  • memory/1592-9-0x0000000000400000-0x00000000005FE000-memory.dmp

    Filesize

    2.0MB

  • memory/1592-11-0x0000000002200000-0x000000000222D000-memory.dmp

    Filesize

    180KB

  • memory/1592-12-0x0000000000400000-0x000000000042F000-memory.dmp

    Filesize

    188KB

  • memory/1592-22-0x0000000000400000-0x000000000042F000-memory.dmp

    Filesize

    188KB

  • memory/1592-21-0x0000000000400000-0x00000000005FE000-memory.dmp

    Filesize

    2.0MB