Analysis

  • max time kernel
    12s
  • max time network
    46s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    23-11-2022 13:04

General

  • Target

    ce2edab323345c50f3cbfa91dcad2f22a7134cda799e694c074e63aec59a839b.exe

  • Size

    3.0MB

  • MD5

    c08127490354a53d7a9011c71f6ddcdb

  • SHA1

    a06266b3044d56c27ad834e7bf599199ec9c05e6

  • SHA256

    ce2edab323345c50f3cbfa91dcad2f22a7134cda799e694c074e63aec59a839b

  • SHA512

    df52e43913606b0e6040814b89e6b390df40037ab2eb172ea03e67659358e2810671d427e81aede89428831eeae77a9c01504141724d5eb3c8aeb1483e5b4411

  • SSDEEP

    49152:HVulgOaEUiwghIrWFZfToxu2FwfmqW8ntcJd1s65QwJv5NfsQ:1GUiwWiWXb7278ntcn13b

Malware Config

Signatures

  • Registers COM server for autorun 1 TTPs 4 IoCs
  • Loads dropped DLL 3 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Drops Chrome extension 3 IoCs
  • Installs/modifies Browser Helper Object 2 TTPs 8 IoCs

    BHOs are DLL modules which act as plugins for Internet Explorer.

  • Drops file in System32 directory 4 IoCs
  • Drops file in Program Files directory 8 IoCs
  • Modifies Internet Explorer settings 1 TTPs 8 IoCs
  • Modifies registry class 64 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs
  • System policy modification 1 TTPs 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ce2edab323345c50f3cbfa91dcad2f22a7134cda799e694c074e63aec59a839b.exe
    "C:\Users\Admin\AppData\Local\Temp\ce2edab323345c50f3cbfa91dcad2f22a7134cda799e694c074e63aec59a839b.exe"
    1⤵
    • Loads dropped DLL
    • Drops Chrome extension
    • Installs/modifies Browser Helper Object
    • Drops file in System32 directory
    • Drops file in Program Files directory
    • Modifies Internet Explorer settings
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    • System policy modification
    PID:1880
    • C:\Windows\SysWOW64\regsvr32.exe
      regsvr32.exe /s "C:\Program Files (x86)\GooSavee\LpaWyNb67KIVwX.x64.dll"
      2⤵
      • Loads dropped DLL
      • Suspicious use of WriteProcessMemory
      PID:1820
      • C:\Windows\system32\regsvr32.exe
        /s "C:\Program Files (x86)\GooSavee\LpaWyNb67KIVwX.x64.dll"
        3⤵
        • Registers COM server for autorun
        • Loads dropped DLL
        • Installs/modifies Browser Helper Object
        • Modifies Internet Explorer settings
        • Modifies registry class
        PID:524

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Program Files (x86)\GooSavee\LpaWyNb67KIVwX.dat

    Filesize

    4KB

    MD5

    a15bfbaaf696bc021bf480810932666d

    SHA1

    18f81b24f766c5e6596174b78118fe4473cdec94

    SHA256

    1643894d7613ceac24b19ea8797567de86e1c879434f9f117ad5840c4a6a127d

    SHA512

    c8c3e891f57087544ace186cad6da1ef4590a05c7522f766937c132ea274c73a11839a8d621997c25c6722fd5ebfdf363735abdf6bb2c6809c4081546275edda

  • C:\Program Files (x86)\GooSavee\LpaWyNb67KIVwX.tlb

    Filesize

    3KB

    MD5

    92756a87f506c53ffa4f08473e79b5ae

    SHA1

    125c2f2d08520c51f8746ede70f746ef8a6de3cf

    SHA256

    7e1a9e2e2faea603ec96b5d3a906eb86a495cbe2ca4be8bc6a902e7bf2981877

    SHA512

    1aaef6b900b931ed65d48b7258558ca3dad7b47c3f269f5b3af78210fbf07f438db132dfe8f5cf3f24d75b9ef5a537fa5c057f43d04c068220d4cfb8d93b192e

  • C:\Program Files (x86)\GooSavee\LpaWyNb67KIVwX.x64.dll

    Filesize

    689KB

    MD5

    343075f940027d076b1a8a928e4ecd7c

    SHA1

    2c544aa0b1c2872afdaf49e966fc46bf1a0b348f

    SHA256

    8c2ec31e34cd2bfc4c9a3464abf774d7e13796c29cd615042ae8661b3530e3b0

    SHA512

    3a0a2076b991582e9c355426673950e06ccb1d9c7efc7be37ada2330b28152661d0535292f6e00f63045639e69d47de200cd2d378194e65b56317921e3fd675f

  • \Program Files (x86)\GooSavee\LpaWyNb67KIVwX.dll

    Filesize

    610KB

    MD5

    44786626cc0757d485d2ae91232f06e7

    SHA1

    f8416c9f7d1647afa38f3304510f7ad9456af2c0

    SHA256

    5b0d904dbc30696d9ef9326edb60bb068514bc858a348534c4d91b5435618906

    SHA512

    f4dd00c5ca0bdf9f3f32d8c2ffcbe57bedf8bfbb1c1454a7af39d4c0bdc6e59de2dc98be304708272e7dd980f46e1b964497e40579f1406999aca49f3c054cdf

  • \Program Files (x86)\GooSavee\LpaWyNb67KIVwX.x64.dll

    Filesize

    689KB

    MD5

    343075f940027d076b1a8a928e4ecd7c

    SHA1

    2c544aa0b1c2872afdaf49e966fc46bf1a0b348f

    SHA256

    8c2ec31e34cd2bfc4c9a3464abf774d7e13796c29cd615042ae8661b3530e3b0

    SHA512

    3a0a2076b991582e9c355426673950e06ccb1d9c7efc7be37ada2330b28152661d0535292f6e00f63045639e69d47de200cd2d378194e65b56317921e3fd675f

  • \Program Files (x86)\GooSavee\LpaWyNb67KIVwX.x64.dll

    Filesize

    689KB

    MD5

    343075f940027d076b1a8a928e4ecd7c

    SHA1

    2c544aa0b1c2872afdaf49e966fc46bf1a0b348f

    SHA256

    8c2ec31e34cd2bfc4c9a3464abf774d7e13796c29cd615042ae8661b3530e3b0

    SHA512

    3a0a2076b991582e9c355426673950e06ccb1d9c7efc7be37ada2330b28152661d0535292f6e00f63045639e69d47de200cd2d378194e65b56317921e3fd675f

  • memory/524-81-0x000007FEFC481000-0x000007FEFC483000-memory.dmp

    Filesize

    8KB

  • memory/524-80-0x0000000000000000-mapping.dmp

  • memory/1820-76-0x0000000000000000-mapping.dmp

  • memory/1880-64-0x0000000000632000-0x0000000000636000-memory.dmp

    Filesize

    16KB

  • memory/1880-66-0x0000000000632000-0x0000000000636000-memory.dmp

    Filesize

    16KB

  • memory/1880-69-0x0000000000632000-0x0000000000636000-memory.dmp

    Filesize

    16KB

  • memory/1880-70-0x0000000000636000-0x0000000000639000-memory.dmp

    Filesize

    12KB

  • memory/1880-71-0x0000000000636000-0x0000000000639000-memory.dmp

    Filesize

    12KB

  • memory/1880-72-0x0000000000636000-0x0000000000639000-memory.dmp

    Filesize

    12KB

  • memory/1880-73-0x0000000000636000-0x0000000000639000-memory.dmp

    Filesize

    12KB

  • memory/1880-74-0x0000000000636000-0x0000000000639000-memory.dmp

    Filesize

    12KB

  • memory/1880-67-0x0000000000632000-0x0000000000636000-memory.dmp

    Filesize

    16KB

  • memory/1880-68-0x0000000000632000-0x0000000000636000-memory.dmp

    Filesize

    16KB

  • memory/1880-65-0x0000000000632000-0x0000000000636000-memory.dmp

    Filesize

    16KB

  • memory/1880-54-0x0000000076DC1000-0x0000000076DC3000-memory.dmp

    Filesize

    8KB

  • memory/1880-63-0x0000000000632000-0x0000000000636000-memory.dmp

    Filesize

    16KB

  • memory/1880-62-0x0000000000632000-0x0000000000636000-memory.dmp

    Filesize

    16KB

  • memory/1880-61-0x0000000000632000-0x0000000000636000-memory.dmp

    Filesize

    16KB

  • memory/1880-60-0x0000000000632000-0x0000000000636000-memory.dmp

    Filesize

    16KB

  • memory/1880-55-0x00000000008A0000-0x0000000000941000-memory.dmp

    Filesize

    644KB