Analysis

  • max time kernel
    151s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    29-12-2023 20:08

General

  • Target

    02992aacd175afd9c31f01ce9a470843.exe

  • Size

    14KB

  • MD5

    02992aacd175afd9c31f01ce9a470843

  • SHA1

    a6e6aac039c9457471a03c4885fed840f4f012ae

  • SHA256

    7de6562b372ec9e0a6986a3006de89241310d29dcd57766e74e0ea8fb544a010

  • SHA512

    8236436824589b539587c8f1d635d4a00ac9ddcf77b7530cf414393e6d8853e1acd5a8dd02b0bd877734e4bb0cb1446aa22b79b98d3f41849a7c0fd2a30bc1b2

  • SSDEEP

    384:GkPujS0KSavK5mqldBneFz5l73V5xkas5Nek+vD2T:5j0xuK5mqF8Nl73ias7

Score
7/10
upx

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • UPX packed file 2 IoCs

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

  • Enumerates physical storage devices 1 TTPs

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

  • Modifies Internet Explorer settings 1 TTPs 39 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SetWindowsHookEx 9 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\02992aacd175afd9c31f01ce9a470843.exe
    "C:\Users\Admin\AppData\Local\Temp\02992aacd175afd9c31f01ce9a470843.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2468
    • C:\Program Files\Internet Explorer\IEXPLORE.EXE
      "C:\Program Files\Internet Explorer\IEXPLORE.EXE" http://www.elionet.cn/cpa/tj/xtdvodleeboo.htm
      2⤵
      • Modifies Internet Explorer settings
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:404
      • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:404 CREDAT:17410 /prefetch:2
        3⤵
        • Modifies Internet Explorer settings
        • Suspicious use of SetWindowsHookEx
        PID:3004

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\VersionManager\ver15C5.tmp

    Filesize

    15KB

    MD5

    1a545d0052b581fbb2ab4c52133846bc

    SHA1

    62f3266a9b9925cd6d98658b92adec673cbe3dd3

    SHA256

    557472aeaebf4c1c800b9df14c190f66d62cbabb011300dbedde2dcddd27a6c1

    SHA512

    bd326d111589d87cd6d019378ec725ac9ac7ad4c36f22453941f7d52f90b747ede4783a83dfff6cae1b3bb46690ad49cffa77f2afda019b22863ac485b406e8d

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\BUOTXRX9\suggestions[1].en-US

    Filesize

    17KB

    MD5

    5a34cb996293fde2cb7a4ac89587393a

    SHA1

    3c96c993500690d1a77873cd62bc639b3a10653f

    SHA256

    c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

    SHA512

    e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

  • C:\Users\Admin\AppData\Local\Temp\leeboo11_514.exe

    Filesize

    1KB

    MD5

    5343c1a8b203c162a3bf3870d9f50fd4

    SHA1

    04b5b886c20d88b57eea6d8ff882624a4ac1e51d

    SHA256

    dc1d54dab6ec8c00f70137927504e4f222c8395f10760b6beecfcfa94e08249f

    SHA512

    e0f50acb6061744e825a4051765cebf23e8c489b55b190739409d8a79bb08dac8f919247a4e5f65a015ea9c57d326bbef7ea045163915129e01f316c4958d949

  • memory/2468-0-0x0000000000400000-0x000000000040D000-memory.dmp

    Filesize

    52KB

  • memory/2468-18-0x0000000000400000-0x000000000040D000-memory.dmp

    Filesize

    52KB