Overview

overview

9

Static

static

1ba17dfb31...aa.exe

windows7-x64

9

1ba17dfb31...aa.exe

windows10-2004-x64

7

Analysis

  • max time kernel
    151s
  • max time network
    50s
  • platform
    windows7_x64
  • resource
    win7-20220901-en
  • resource tags

    arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
  • submitted
    07/11/2022, 20:00

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General

  • Target

    1ba17dfb313109752362090a212337ed3ad2c351a59c23b0cdea5ada086df3aa.exe

  • Size

    2.0MB

  • MD5

    169524becb4d074550f341be956b4a47

  • SHA1

    4675487258390535bb89df38d5b5dbd81667b3ab

  • SHA256

    1ba17dfb313109752362090a212337ed3ad2c351a59c23b0cdea5ada086df3aa

  • SHA512

    263665e5efce786c59438add00043c6b4101c229da65cf97c6fbdb75ebce5f49aeee0007d91e21e747a7b3e5cdffddca4c6a76eb3bc29fef0bab52e88bb4035c

  • SSDEEP

    49152:rt89TMn24QHTdRJVZUmxOiK65dbFzffvo/:rpEjhK2w

Score
9/10
ransomwarespywarestealer

Malware Config

Signatures

  • Deletes shadow copies 2 TTPs

    Ransomware often targets backup files to inhibit system recovery.

    ransomware
  • 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.

  • Interacts with shadow copies 2 TTPs 1 IoCs

    Shadow copies are often targeted by ransomware to inhibit system recovery.

    ransomware
  • Suspicious use of AdjustPrivilegeToken 5 IoCs
  • Suspicious use of WriteProcessMemory 20 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\1ba17dfb313109752362090a212337ed3ad2c351a59c23b0cdea5ada086df3aa.exe
    "C:\Users\Admin\AppData\Local\Temp\1ba17dfb313109752362090a212337ed3ad2c351a59c23b0cdea5ada086df3aa.exe"
    1⤵
    • Drops startup file
    • Drops file in Program Files directory
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1352
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /C vssadmin delete shadows /all /quiet && wmic shadowcopy delete
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1684
      • C:\Windows\SysWOW64\vssadmin.exe
        vssadmin delete shadows /all /quiet
        3⤵
        • Interacts with shadow copies
        PID:916
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /C echo ^[autorun^] >autorun.inf
      2⤵
      • Drops autorun.inf file
      PID:1168
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /C echo ^open^=KasperskyScan^.exe >>autorun.inf
      2⤵
      • Drops autorun.inf file
      PID:2020
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /C echo ^execute=^KasperskyScan^.exe >>autorun.inf
      2⤵
      • Drops autorun.inf file
      PID:632
  • C:\Windows\system32\vssvc.exe
    C:\Windows\system32\vssvc.exe
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:1616

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

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  • 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

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  • memory/1352-54-0x0000000000E50000-0x0000000000E58000-memory.dmp

    Filesize

    32KB

    Download

  • memory/1352-55-0x0000000075B51000-0x0000000075B53000-memory.dmp

    Filesize

    8KB

    Download