Resubmissions

25-07-2022 23:14

220725-271bhsfcb9 8

25-07-2022 23:11

220725-26apgafca6 8

Analysis

  • max time kernel
    94s
  • max time network
    92s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220722-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220722-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25-07-2022 23:11

General

  • Target

    s3browser-10-3-1.exe

  • Size

    5.4MB

  • MD5

    a80429d570de461572b85a371edd6c9b

  • SHA1

    4372672a614a7c2ef26971f79c4e1daf357f5903

  • SHA256

    0b813e6f4d5cc9d2898fd9045f577d0f5e750dd960408abf3894b447033143e2

  • SHA512

    f38b02515a22b0aa9262c96b20dd8c70cc212699856b32dd018f8cb4f44e6ab0fb46a147e428f0c1374f6f8a908f787df9c553250b87ded552d92722cacbdf0a

Score
8/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\s3browser-10-3-1.exe
    "C:\Users\Admin\AppData\Local\Temp\s3browser-10-3-1.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4912
    • C:\Users\Admin\AppData\Local\Temp\is-0S5BS.tmp\s3browser-10-3-1.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-0S5BS.tmp\s3browser-10-3-1.tmp" /SL5="$C007A,4787185,831488,C:\Users\Admin\AppData\Local\Temp\s3browser-10-3-1.exe"
      2⤵
      • Executes dropped EXE
      PID:4388

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\is-0S5BS.tmp\s3browser-10-3-1.tmp

    Filesize

    3.0MB

    MD5

    a73b51c3bee773b0db64dfa52432fcc0

    SHA1

    d2d12a4b37156873e02e9981d9c9e45a8916ed6e

    SHA256

    75bff91d9b19195c5e1b528e7e117c2060d2ffd83f27464a1e6f54036181d676

    SHA512

    aaad6011b9ab3c92d9bbf9194eff664c00ea17fcbb25b60579c210f8aaa0cfd3f0b8158cf5a25ebccf97f9b615d0f291f450ec450e3539ca2046acf849070c32

  • memory/4388-135-0x0000000000000000-mapping.dmp

  • memory/4912-132-0x0000000000400000-0x00000000004D8000-memory.dmp

    Filesize

    864KB

  • memory/4912-134-0x0000000000400000-0x00000000004D8000-memory.dmp

    Filesize

    864KB

  • memory/4912-137-0x0000000000400000-0x00000000004D8000-memory.dmp

    Filesize

    864KB