Analysis

  • max time kernel
    148s
  • max time network
    147s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    22-10-2024 12:20

General

  • Target

    001_215_EA2047939_202410210815.exe

  • Size

    867KB

  • MD5

    25da279ad7ee7cc3b8d3e5cd5aa4b5b2

  • SHA1

    d1fc6cbe8d8cca235ed29de6b109a0cb951eb5f3

  • SHA256

    963d35a92ffdbbdd35c71fc392a73ce49e242ca1b80f94204ef714cc42bbf8d0

  • SHA512

    db074cfe6c006f194b8b4ca983fb83a88229beb229504c8eba07140fe490974e90dfe75b66b9c4d81bd319fdaaccc822473064771b7ac8d333012859f139498e

  • SSDEEP

    12288:l9Zwb4/I1H06OdtVQuqilUSDFOIBETeVlCE7vkQymGwSW01hXqvjoaCi7lnsZz0W:/dPFtVtOIB+alCJmvulW6Nd0vu

Malware Config

Extracted

Family

vipkeylogger

Credentials

Signatures

  • VIPKeylogger

    VIPKeylogger is a keylogger and infostealer written in C# and it resembles SnakeKeylogger that was found in 2020.

  • Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

    Run Powershell and hide display window.

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Blocklisted process makes network request 13 IoCs
  • Legitimate hosting services abused for malware hosting/C2 1 TTPs 3 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 use of NtCreateThreadExHideFromDebugger 2 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 4 IoCs
  • Browser Information Discovery 1 TTPs

    Enumerate browser information.

  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 18 IoCs
  • Suspicious behavior: MapViewOfSection 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 45 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\001_215_EA2047939_202410210815.exe
    "C:\Users\Admin\AppData\Local\Temp\001_215_EA2047939_202410210815.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:5088
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "powershell.exe" -windowstyle hidden "$Seppo=Get-Content -raw 'C:\Users\Admin\AppData\Roaming\underarmsmusklens\Edriophthalmian\Kontokurantens.Unc';$Underviseren=$Seppo.SubString(52189,3);.$Underviseren($Seppo)"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1436
      • C:\Windows\SysWOW64\msiexec.exe
        "C:\Windows\SysWOW64\msiexec.exe"
        3⤵
        • Accesses Microsoft Outlook profiles
        • Blocklisted process makes network request
        • Suspicious use of NtCreateThreadExHideFromDebugger
        • Suspicious use of NtSetInformationThreadHideFromDebugger
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • outlook_office_path
        • outlook_win_path
        PID:4360
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "powershell.exe" -windowstyle hidden "$Seppo=Get-Content -raw 'C:\Users\Admin\AppData\Roaming\underarmsmusklens\Edriophthalmian\Kontokurantens.Unc';$Underviseren=$Seppo.SubString(52189,3);.$Underviseren($Seppo)"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2660
      • C:\Windows\SysWOW64\msiexec.exe
        "C:\Windows\SysWOW64\msiexec.exe"
        3⤵
        • Blocklisted process makes network request
        • Suspicious use of NtCreateThreadExHideFromDebugger
        • Suspicious use of NtSetInformationThreadHideFromDebugger
        • System Location Discovery: System Language Discovery
        PID:4372
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4372 -s 2024
          4⤵
          • Program crash
          PID:1400
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4372 -ip 4372
    1⤵
      PID:2444

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\05DDC6AA91765AACACDB0A5F96DF8199

      Filesize

      854B

      MD5

      e935bc5762068caf3e24a2683b1b8a88

      SHA1

      82b70eb774c0756837fe8d7acbfeec05ecbf5463

      SHA256

      a8accfcfeb51bd73df23b91f4d89ff1a9eb7438ef5b12e8afda1a6ff1769e89d

      SHA512

      bed4f6f5357b37662623f1f8afed1a3ebf3810630b2206a0292052a2e754af9dcfe34ee15c289e3d797a8f33330e47c14cbefbc702f74028557ace29bf855f9e

    • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\24BD96D5497F70B3F510A6B53CD43F3E_3A89246FB90C5EE6620004F1AE0EB0EA

      Filesize

      1KB

      MD5

      9de7476fdc0bdfcc7b78c40eb0b7ae9c

      SHA1

      e95ecafe1e4f0da7b4cd6d238d75d367f7c9b5cc

      SHA256

      8f4a054cea59ba5bc892962f7ee8c79dafd4ea7e182af0d7fbe3ce89f93750bc

      SHA512

      5bc6682c81b5cdea27a198215d02df7e64a53ca5c92d272d2b1140d32deea3d112b596e8eb35e6f79dc609964a32dab6a4ef83b3845b1057b86bd17537cd2cc2

    • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\4FA45AE1010E09657982D8D28B3BD38E_B60DAD4239F8DBB7FDA230724F9F9DFD

      Filesize

      471B

      MD5

      d27e8f4f186e50ed883dc1676cbb4038

      SHA1

      4dc99e2f5a1b7eafbceb0b837d9030424d67d8a4

      SHA256

      ea5e76383ebf4550a6d4f3e561534cdbda582899df18c32c1ae085e0b1ff9ed8

      SHA512

      3f6c599fdc2eaf4b42b1b594226438cc4d9b3a7846577b16307023c355757b794b1305b260c0d9e0071483e709dc7d5d190ba89ef3808185b4cd2d529c932372

    • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\DDE8B1B7E253A9758EC380BD648952AF_3459237E893F04A4596206DC25825D64

      Filesize

      472B

      MD5

      fff9aba6fe7a03ac24297af4a6ef7600

      SHA1

      7ed4438da3b2bd2080a577c149f0029337d68fe8

      SHA256

      510ed87ce53d8777b77a0de99754d355529f7f2f9e9a05690b927d1ced4dbe92

      SHA512

      86b21267b1379717e414a374f113556c779246026569ab0adbda017d68532a62bd8999e5deb49f059b76c0c10ea15ca40e251f7efc5bdddbac7114ee002342c8

    • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\05DDC6AA91765AACACDB0A5F96DF8199

      Filesize

      170B

      MD5

      289f70c79cd3e954b833d33501de9a2e

      SHA1

      b3c2ad1f1ae4c0a85d7b1272c585b9de545a0d89

      SHA256

      74d592f8d989fb63e5b732028d7101f66e773654d69421c4a7fd9447afe52446

      SHA512

      67f49c543241a5125fdc42d29968d0f68c7a4534fae3836be853320f129c4868a6f109d2e0f6ac17604f8b16fbf55123be053700c555b0cddaebf262f696e81d

    • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\24BD96D5497F70B3F510A6B53CD43F3E_3A89246FB90C5EE6620004F1AE0EB0EA

      Filesize

      410B

      MD5

      314e6c7a9b2e8e977c3012ae2c92a73d

      SHA1

      15ed7eafddb45c2063bda843c7aef3b1abaa415e

      SHA256

      b8f830c056f20d40288d3601c6ec2b796649c3121c77f143a7f9571c18c9dc8d

      SHA512

      473f176d407fe41231a53e4ef190ab87a72ee7bfb0b6ee368b6782a08c57341f70181c26429554196e410c3f2cc7692306f4166a7ad915bde02f0d99bb095882

    • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\4FA45AE1010E09657982D8D28B3BD38E_B60DAD4239F8DBB7FDA230724F9F9DFD

      Filesize

      406B

      MD5

      831bfa8c46326829da481ddf47de6750

      SHA1

      7e533e3733c928714e38c056e50c44520acae93a

      SHA256

      615559aa045cc3bb50ebffbc7545a70068a9533f118204f420599758f3b48733

      SHA512

      4279da0c01b155cccf59247ce0c71a23e886553be01fa19302fcb71d97f7a2c011ff392286724e6cad6ffe3dcd5fff7b42b5156423a3bcac47c8a285eb400be6

    • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\DDE8B1B7E253A9758EC380BD648952AF_3459237E893F04A4596206DC25825D64

      Filesize

      402B

      MD5

      f002a947c787884888e16ffbeb09413c

      SHA1

      43aecaed52d8cc065e9b733071a6b3fe4af7b945

      SHA256

      997782a3f7b46a9b0e8dbcd1fef717fcd4ec910277790e656aa66bb422ce363b

      SHA512

      2bc953481bcf7b6a62d9b0950b762bb1eee60f6c701115577248df1d64ecf90f23a7de38ae50c2e5ae91641318dbaa9287600c270eaeb44fd4e18a7b7a6436d1

    • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\ModuleAnalysisCache

      Filesize

      53KB

      MD5

      01404e51f6442f60e478c306b1e6e52e

      SHA1

      37f234ccf5611b8309023410ceb9e76ad81f5678

      SHA256

      d4356dd23aa2e811712132f9718786331661a1bd0d062c49cb76807b9563928b

      SHA512

      94a9d843ae4055e2a9b412f03cba85e2d7b804ec3106f059d14ca50b15ae4acc6cd452f9461c2e21d1632d06848c969732c539aea17869b8b3a2f5ab93b891d7

    • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_kjalbq2s.wpb.ps1

      Filesize

      60B

      MD5

      d17fe0a3f47be24a6453e9ef58c94641

      SHA1

      6ab83620379fc69f80c0242105ddffd7d98d5d9d

      SHA256

      96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

      SHA512

      5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

    • C:\Users\Admin\AppData\Roaming\underarmsmusklens\Edriophthalmian\Associerendes.Lov

      Filesize

      334KB

      MD5

      8dc34d1e450d9695f44738379365b189

      SHA1

      9e77d26860ba038a647b6670fd0ddd2c961d0666

      SHA256

      fb8575b17a714bab821f43e25454975876348a6ccf9fb580f25351311d09690b

      SHA512

      f842056d5dcd6f43c88ff6ba91eb6207d3fa48b4e38f050a756fbe3d281cf8483def8a4221f63407953d589be05a7505c31fc6df12a0ed77dd64581e27722f08

    • C:\Users\Admin\AppData\Roaming\underarmsmusklens\Edriophthalmian\Kontokurantens.Unc

      Filesize

      50KB

      MD5

      8a4da8bab6993bc24f8ba89b1a5035ba

      SHA1

      0266616ebaff76b9027bdf4a52742bbb6d7dbf90

      SHA256

      d19add8d848501931650d9c2f77d4519b15ffe2399a161dac88ea99c07f1b62d

      SHA512

      1f604a65b0fb4543feab6eb9584aab3c47c5ebcabf251492c7be827e3c5d547f310ff05354bf30837fe8192be427c1855ec22783a0be14db15b40b1f05a13c50

    • memory/1436-73-0x0000000008260000-0x0000000008284000-memory.dmp

      Filesize

      144KB

    • memory/1436-12-0x0000000005580000-0x00000000055A2000-memory.dmp

      Filesize

      136KB

    • memory/1436-38-0x0000000007520000-0x00000000075B6000-memory.dmp

      Filesize

      600KB

    • memory/1436-39-0x0000000006A40000-0x0000000006A5A000-memory.dmp

      Filesize

      104KB

    • memory/1436-40-0x0000000006A90000-0x0000000006AB2000-memory.dmp

      Filesize

      136KB

    • memory/1436-41-0x0000000007CB0000-0x0000000008254000-memory.dmp

      Filesize

      5.6MB

    • memory/1436-36-0x0000000006550000-0x000000000656E000-memory.dmp

      Filesize

      120KB

    • memory/1436-43-0x00000000088E0000-0x0000000008F5A000-memory.dmp

      Filesize

      6.5MB

    • memory/1436-44-0x0000000007980000-0x00000000079B2000-memory.dmp

      Filesize

      200KB

    • memory/1436-47-0x0000000070790000-0x0000000070AE4000-memory.dmp

      Filesize

      3.3MB

    • memory/1436-46-0x00000000701E0000-0x000000007022C000-memory.dmp

      Filesize

      304KB

    • memory/1436-45-0x0000000073D50000-0x0000000074500000-memory.dmp

      Filesize

      7.7MB

    • memory/1436-58-0x0000000073D50000-0x0000000074500000-memory.dmp

      Filesize

      7.7MB

    • memory/1436-57-0x0000000007960000-0x000000000797E000-memory.dmp

      Filesize

      120KB

    • memory/1436-60-0x00000000079D0000-0x0000000007A73000-memory.dmp

      Filesize

      652KB

    • memory/1436-8-0x0000000002C10000-0x0000000002C46000-memory.dmp

      Filesize

      216KB

    • memory/1436-9-0x0000000005760000-0x0000000005D88000-memory.dmp

      Filesize

      6.2MB

    • memory/1436-10-0x0000000073D50000-0x0000000074500000-memory.dmp

      Filesize

      7.7MB

    • memory/1436-72-0x0000000007C70000-0x0000000007C9A000-memory.dmp

      Filesize

      168KB

    • memory/1436-7-0x0000000073D5E000-0x0000000073D5F000-memory.dmp

      Filesize

      4KB

    • memory/1436-11-0x0000000073D50000-0x0000000074500000-memory.dmp

      Filesize

      7.7MB

    • memory/1436-76-0x0000000073D5E000-0x0000000073D5F000-memory.dmp

      Filesize

      4KB

    • memory/1436-37-0x0000000006570000-0x00000000065BC000-memory.dmp

      Filesize

      304KB

    • memory/1436-78-0x0000000073D50000-0x0000000074500000-memory.dmp

      Filesize

      7.7MB

    • memory/1436-13-0x0000000005620000-0x0000000005686000-memory.dmp

      Filesize

      408KB

    • memory/1436-14-0x0000000005690000-0x00000000056F6000-memory.dmp

      Filesize

      408KB

    • memory/1436-20-0x0000000005F10000-0x0000000006264000-memory.dmp

      Filesize

      3.3MB

    • memory/1436-91-0x0000000073D50000-0x0000000074500000-memory.dmp

      Filesize

      7.7MB

    • memory/1436-84-0x0000000073D50000-0x0000000074500000-memory.dmp

      Filesize

      7.7MB

    • memory/1436-85-0x0000000073D50000-0x0000000074500000-memory.dmp

      Filesize

      7.7MB

    • memory/2660-59-0x00000000701E0000-0x000000007022C000-memory.dmp

      Filesize

      304KB

    • memory/2660-81-0x0000000073D50000-0x0000000074500000-memory.dmp

      Filesize

      7.7MB

    • memory/2660-86-0x0000000073D50000-0x0000000074500000-memory.dmp

      Filesize

      7.7MB

    • memory/2660-82-0x0000000008E30000-0x000000000DF97000-memory.dmp

      Filesize

      81.4MB

    • memory/2660-61-0x0000000070790000-0x0000000070AE4000-memory.dmp

      Filesize

      3.3MB

    • memory/2660-80-0x0000000073D50000-0x0000000074500000-memory.dmp

      Filesize

      7.7MB

    • memory/2660-79-0x0000000073D50000-0x0000000074500000-memory.dmp

      Filesize

      7.7MB

    • memory/2660-26-0x0000000073D50000-0x0000000074500000-memory.dmp

      Filesize

      7.7MB

    • memory/2660-74-0x0000000073D50000-0x0000000074500000-memory.dmp

      Filesize

      7.7MB

    • memory/2660-71-0x0000000007AE0000-0x0000000007AEA000-memory.dmp

      Filesize

      40KB

    • memory/2660-90-0x0000000073D50000-0x0000000074500000-memory.dmp

      Filesize

      7.7MB

    • memory/2660-25-0x0000000073D50000-0x0000000074500000-memory.dmp

      Filesize

      7.7MB

    • memory/4360-125-0x0000000000D90000-0x0000000001FE4000-memory.dmp

      Filesize

      18.3MB

    • memory/4360-128-0x0000000000D90000-0x0000000000DD8000-memory.dmp

      Filesize

      288KB

    • memory/4360-129-0x00000000249E0000-0x0000000024A7C000-memory.dmp

      Filesize

      624KB

    • memory/4360-127-0x0000000000D90000-0x0000000001FE4000-memory.dmp

      Filesize

      18.3MB

    • memory/4360-133-0x0000000025610000-0x00000000257D2000-memory.dmp

      Filesize

      1.8MB

    • memory/4360-134-0x0000000024EC0000-0x0000000024F10000-memory.dmp

      Filesize

      320KB

    • memory/4360-136-0x00000000257E0000-0x0000000025872000-memory.dmp

      Filesize

      584KB

    • memory/4360-137-0x0000000024F80000-0x0000000024F8A000-memory.dmp

      Filesize

      40KB

    • memory/4372-130-0x0000000001000000-0x0000000002254000-memory.dmp

      Filesize

      18.3MB