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Overview

overview

9

Static

static

8190b1e77f...d4.exe

windows7-x64

9

8190b1e77f...d4.exe

windows10-2004-x64

7

Analysis

  • max time kernel
    100s
  • max time network
    130s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220901-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
  • submitted
    16/10/2022, 07:22

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General

  • Target

    8190b1e77f9e7b16db8e97ec8311affb789ac369d0d92c158b5b3b77e79e83d4.exe

  • Size

    1.2MB

  • MD5

    a36815cebb90bdd7fa089e352653c453

  • SHA1

    550ac30c3b1d84bd0860ce1fab40121b6efa5ae6

  • SHA256

    8190b1e77f9e7b16db8e97ec8311affb789ac369d0d92c158b5b3b77e79e83d4

  • SHA512

    71655a3f1d5a4ee6f3e258d2f4f2356e1d91bfd96aff9e060cffdfb3e6359e4e521881534a381d3e37a8b5d37ea31f4aa21d31fb274cbf89f7016475f824479d

  • SSDEEP

    24576:lKKKKKKKKKKKKut89TMFZ2qrQHTdocJVZUrK2MtENe:Ut89TMn24QHTdRJVZUrK2MtENe

Score
7/10
spywarestealer

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Drops startup file 2 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

    spywarestealer
  • Drops autorun.inf file 1 TTPs 3 IoCs

    Malware can abuse Windows Autorun to spread further via attached volumes.

  • Drops file in Program Files directory 64 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\8190b1e77f9e7b16db8e97ec8311affb789ac369d0d92c158b5b3b77e79e83d4.exe
    "C:\Users\Admin\AppData\Local\Temp\8190b1e77f9e7b16db8e97ec8311affb789ac369d0d92c158b5b3b77e79e83d4.exe"
    1⤵
    • Checks computer location settings
    • Drops startup file
    • Drops file in Program Files directory
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3476
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /C vssadmin delete shadows /all /quiet && wmic shadowcopy delete
      2⤵
        PID:4948
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\System32\cmd.exe" /C echo ^[autorun^] >autorun.inf
        2⤵
        • Drops autorun.inf file
        PID:4888
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\System32\cmd.exe" /C echo ^open^=KasperskyScan^.exe >>autorun.inf
        2⤵
        • Drops autorun.inf file
        PID:4372
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\System32\cmd.exe" /C echo ^execute=^KasperskyScan^.exe >>autorun.inf
        2⤵
        • Drops autorun.inf file
        PID:2376

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Local\Temp\autorun.inf
      Filesize

      37B

      MD5

      3883f693b2911e7b9cabaf1d89601ebd

      SHA1

      a733bc5b66e5b7beb1ab54ce430ff16cdb935fcb

      SHA256

      747ea7ec54ee0bc9b637867de0c451df65c840f757988f5a3b6e3fe6c73ab1b6

      SHA512

      41fb0555004f392f2c67fd7675d2aea2a7a28a4f51d92237fdaff2d60624c559a5401335887b66f49a721dff669f8f9bd150fde0afe0845eb366309ca1088a98

      Download Submit

    • C:\Users\Admin\AppData\Local\Temp\autorun.inf
      Filesize

      65B

      MD5

      fbefa88e6b51c05dd63d97dfdbeb3589

      SHA1

      67e09918d878c6615befab5dc9194439027f268d

      SHA256

      3861acedffd29452d2fdb96728f7347652bde9353915d3873a7414843f49b8b1

      SHA512

      58f8c1a64f2eb21be7b96db335d1ade0ce0878566a8386b3689b650132ca28e14761b20fdfe50f2af9915dff2bdd3a5b07f6f3ed082e4e6998ec5f0cd052f12f

      Download Submit

    • C:\Users\Admin\AppData\Local\Temp\autorun.inf
      Filesize

      65B

      MD5

      fbefa88e6b51c05dd63d97dfdbeb3589

      SHA1

      67e09918d878c6615befab5dc9194439027f268d

      SHA256

      3861acedffd29452d2fdb96728f7347652bde9353915d3873a7414843f49b8b1

      SHA512

      58f8c1a64f2eb21be7b96db335d1ade0ce0878566a8386b3689b650132ca28e14761b20fdfe50f2af9915dff2bdd3a5b07f6f3ed082e4e6998ec5f0cd052f12f

      Download Submit

    • memory/3476-132-0x0000000000070000-0x0000000000078000-memory.dmp

      Filesize

      32KB

      Download

    • memory/3476-133-0x0000000005180000-0x0000000005724000-memory.dmp

      Filesize

      5.6MB

      Download

    • memory/3476-134-0x0000000004AB0000-0x0000000004B42000-memory.dmp

      Filesize

      584KB

      Download

    • memory/3476-135-0x00000000025E0000-0x00000000025EA000-memory.dmp

      Filesize

      40KB

      Download