Analysis

  • max time kernel
    135s
  • max time network
    140s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-en-20220113
  • submitted
    29-03-2022 20:25

General

  • Target

    d90e61034a0d2a070caa0f70c4cf5b42dfe9ba973ec1294d3bed0b8507e99cfb.exe

  • Size

    818KB

  • MD5

    d122b765deff93952e715492ba5ec371

  • SHA1

    5cc5e1aad31e9c12c2f7bc4e2639248a03b0c1ae

  • SHA256

    d90e61034a0d2a070caa0f70c4cf5b42dfe9ba973ec1294d3bed0b8507e99cfb

  • SHA512

    09236e28f0eb84230c91aaacdfa9d4fcfb3f7786eeda3a11c5a1a1c9a49ecc64cb887d6a80b713e6faf967f5fe36fa41d6765bc1a81e2d662a58278dabbc329b

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Reads user/profile data of web browsers 2 TTPs

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

  • Accesses Microsoft Outlook profiles 1 TTPs 42 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Looks up external IP address via web service 1 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Suspicious behavior: EnumeratesProcesses 9 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\d90e61034a0d2a070caa0f70c4cf5b42dfe9ba973ec1294d3bed0b8507e99cfb.exe
    "C:\Users\Admin\AppData\Local\Temp\d90e61034a0d2a070caa0f70c4cf5b42dfe9ba973ec1294d3bed0b8507e99cfb.exe"
    1⤵
    • Checks computer location settings
    • Accesses Microsoft Outlook profiles
    • Adds Run key to start application
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    • outlook_office_path
    • outlook_win_path
    PID:1360
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "powershell" Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData\Local\Temp\d90e61034a0d2a070caa0f70c4cf5b42dfe9ba973ec1294d3bed0b8507e99cfb.exe'
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2512
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "powershell" Start-Sleep -Seconds 2; Remove-Item -path 'C:\Users\Admin\AppData\Local\Temp\d90e61034a0d2a070caa0f70c4cf5b42dfe9ba973ec1294d3bed0b8507e99cfb.exe'
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1292

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log

    Filesize

    2KB

    MD5

    25604a2821749d30ca35877a7669dff9

    SHA1

    49c624275363c7b6768452db6868f8100aa967be

    SHA256

    7f036b1837d205690b992027eb8b81939ba0228fc296d3f30039eeba00bd4476

    SHA512

    206d70af0b332208ace2565699f5b5da82b6a3806ffa51dd05f16ab568a887d63449da79bbaeb46183038837446a49515d62cb6615e5c5b27563cd5f774b93f5

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

    Filesize

    18KB

    MD5

    61f1b0f7ed8078e34675efc74cb3c0a3

    SHA1

    d3fd14214eb6dce82d0cd2e367b901d6ba226ff1

    SHA256

    bd118c65d4a63f38d16ca1da4741d13f58366aa170bec674b7a6e07e98de5bb5

    SHA512

    4fb82e467e1b47468c859cb9c0474302c237e6eeee6465409e5249aff223e61e0f1a31daaa3a382b0034eb9315ce93a3b561c35c63418d7b0f0c140f5cd9a515

  • memory/1292-154-0x00000000069D0000-0x00000000069F2000-memory.dmp

    Filesize

    136KB

  • memory/1292-151-0x0000000002175000-0x0000000002177000-memory.dmp

    Filesize

    8KB

  • memory/1292-148-0x0000000005EB0000-0x0000000005ECA000-memory.dmp

    Filesize

    104KB

  • memory/1292-146-0x0000000007050000-0x00000000076CA000-memory.dmp

    Filesize

    6.5MB

  • memory/1360-138-0x0000000008850000-0x00000000088EC000-memory.dmp

    Filesize

    624KB

  • memory/1360-136-0x0000000008760000-0x00000000087B0000-memory.dmp

    Filesize

    320KB

  • memory/1360-131-0x0000000005510000-0x0000000005AB4000-memory.dmp

    Filesize

    5.6MB

  • memory/1360-132-0x0000000004F60000-0x0000000004FF2000-memory.dmp

    Filesize

    584KB

  • memory/1360-133-0x0000000004EA0000-0x0000000004EAA000-memory.dmp

    Filesize

    40KB

  • memory/1360-142-0x0000000004F60000-0x0000000005504000-memory.dmp

    Filesize

    5.6MB

  • memory/1360-130-0x0000000000560000-0x0000000000632000-memory.dmp

    Filesize

    840KB

  • memory/1360-134-0x0000000008330000-0x0000000008396000-memory.dmp

    Filesize

    408KB

  • memory/2512-150-0x00000000044E5000-0x00000000044E7000-memory.dmp

    Filesize

    8KB

  • memory/2512-152-0x0000000006DF0000-0x0000000006DFA000-memory.dmp

    Filesize

    40KB

  • memory/2512-137-0x00000000044A0000-0x00000000044D6000-memory.dmp

    Filesize

    216KB

  • memory/2512-149-0x0000000006010000-0x000000000602E000-memory.dmp

    Filesize

    120KB

  • memory/2512-147-0x0000000070480000-0x00000000704CC000-memory.dmp

    Filesize

    304KB

  • memory/2512-144-0x00000000047C0000-0x00000000047DE000-memory.dmp

    Filesize

    120KB

  • memory/2512-145-0x0000000006070000-0x00000000060A2000-memory.dmp

    Filesize

    200KB

  • memory/2512-153-0x0000000007000000-0x0000000007096000-memory.dmp

    Filesize

    600KB

  • memory/2512-141-0x00000000052C0000-0x0000000005326000-memory.dmp

    Filesize

    408KB

  • memory/2512-155-0x0000000006FB0000-0x0000000006FBE000-memory.dmp

    Filesize

    56KB

  • memory/2512-156-0x00000000070C0000-0x00000000070DA000-memory.dmp

    Filesize

    104KB

  • memory/2512-157-0x00000000070A0000-0x00000000070A8000-memory.dmp

    Filesize

    32KB

  • memory/2512-140-0x0000000004AD0000-0x0000000004AF2000-memory.dmp

    Filesize

    136KB

  • memory/2512-139-0x0000000004B20000-0x0000000005148000-memory.dmp

    Filesize

    6.2MB