Analysis

  • max time kernel
    140s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    28-05-2024 17:13

General

  • Target

    9d736ea2310a978dd03952a34ceed2e2b189305cfa52b5bd055e12d530e4ff1d.exe

  • Size

    6.1MB

  • MD5

    019a22413204f5bd60a38281764c5405

  • SHA1

    1cc6fccbd64ad47867f8cfa3c12fa10a86f63580

  • SHA256

    9d736ea2310a978dd03952a34ceed2e2b189305cfa52b5bd055e12d530e4ff1d

  • SHA512

    76e8141c60689eb1aa0f20dc03312622426d084ffd5258164bdbb9edf4dcf45e2b2f9a6a041ac8e3e256abfc614b661e98bbfdb420fc7eeb7d269488b814ccd5

  • SSDEEP

    98304:ocfIsUtkyBXIunZXaoX90PE0Pno0PbvH8FpRDCP1nxJGV:ocfIsYkXunwbfDcT41n6

Score
10/10

Malware Config

Signatures

  • Detects HijackLoader (aka IDAT Loader) 2 IoCs
  • HijackLoader

    HijackLoader is a multistage loader first seen in 2023.

  • ACProtect 1.3x - 1.4x DLL software 1 IoCs

    Detects file using ACProtect software.

  • Loads dropped DLL 1 IoCs
  • UPX packed file 3 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Enumerates connected drives 3 TTPs 1 IoCs

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

  • Drops file in Program Files directory 1 IoCs
  • Modifies system certificate store 2 TTPs 5 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\9d736ea2310a978dd03952a34ceed2e2b189305cfa52b5bd055e12d530e4ff1d.exe
    "C:\Users\Admin\AppData\Local\Temp\9d736ea2310a978dd03952a34ceed2e2b189305cfa52b5bd055e12d530e4ff1d.exe"
    1⤵
    • Loads dropped DLL
    • Enumerates connected drives
    • Drops file in Program Files directory
    • Modifies system certificate store
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:3048

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Program Files\Common Files\System\symsrv.dll

    Filesize

    67KB

    MD5

    7574cf2c64f35161ab1292e2f532aabf

    SHA1

    14ba3fa927a06224dfe587014299e834def4644f

    SHA256

    de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085

    SHA512

    4db19f2d8d5bc1c7bbb812d3fa9c43b80fa22140b346d2760f090b73aed8a5177edb4bddc647a6ebd5a2db8565be5a1a36a602b0d759e38540d9a584ba5896ab

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\94308059B57B3142E455B38A6EB92015

    Filesize

    68KB

    MD5

    29f65ba8e88c063813cc50a4ea544e93

    SHA1

    05a7040d5c127e68c25d81cc51271ffb8bef3568

    SHA256

    1ed81fa8dfb6999a9fedc6e779138ffd99568992e22d300acd181a6d2c8de184

    SHA512

    e29b2e92c496245bed3372578074407e8ef8882906ce10c35b3c8deebfefe01b5fd7f3030acaa693e175f4b7aca6cd7d8d10ae1c731b09c5fa19035e005de3aa

  • C:\Users\Admin\AppData\Local\Temp\Tar8740.tmp

    Filesize

    177KB

    MD5

    435a9ac180383f9fa094131b173a2f7b

    SHA1

    76944ea657a9db94f9a4bef38f88c46ed4166983

    SHA256

    67dc37ed50b8e63272b49a254a6039ee225974f1d767bb83eb1fd80e759a7c34

    SHA512

    1a6b277611959720a9c71114957620517ad94541302f164eb872bd322292a952409bafb8bc2ac793b16ad5f25d83f8594ccff2b7834e3c2b2b941e6fc84c009a

  • memory/3048-3-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/3048-68-0x0000000000400000-0x0000000000F08000-memory.dmp

    Filesize

    11.0MB

  • memory/3048-69-0x0000000000400000-0x0000000000F08000-memory.dmp

    Filesize

    11.0MB

  • memory/3048-72-0x0000000074A50000-0x0000000074BC4000-memory.dmp

    Filesize

    1.5MB

  • memory/3048-74-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB