Analysis

  • max time kernel
    144s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250314-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250314-enlocale:en-usos:windows10-2004-x64system
  • submitted
    14/04/2025, 14:23

General

  • Target

    e891f78a266e0c72e86cc6164dbd199f98e6c3f1a830b0185c1e5118092c461a.exe

  • Size

    1013KB

  • MD5

    200d9fd5a05344273a986a42a29d6043

  • SHA1

    463c1215a8473d4c135af40a5c583544a32a3f17

  • SHA256

    e891f78a266e0c72e86cc6164dbd199f98e6c3f1a830b0185c1e5118092c461a

  • SHA512

    16102a69aaf1289360f7551badf7b334a654481fb318d17b8d8c14004d325d92a052f70068ddc33fa005299fdbe89523cd67b09216d3a6a410736aa9b777db64

  • SSDEEP

    24576:jG8VwDHu09EfvV973tch85j+nJuhUwY+s6iA4GuaJjt8+:qyjvV97dcyjIJuJ26Id+

Malware Config

Extracted

Family

snakekeylogger

C2

https://api.telegram.org/bot7861423597:AAGuw8X75R5fZU_ucABf62dLoKBIKdyyem0/sendMessage?chat_id=7451270736

Signatures

  • Snake Keylogger

    Keylogger and Infostealer first seen in November 2020.

  • Snake Keylogger payload 2 IoCs
  • Snakekeylogger family
  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Run Powershell and hide display window.

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Blocklisted process makes network request 6 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 Program Files directory 2 IoCs
  • 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 11 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\e891f78a266e0c72e86cc6164dbd199f98e6c3f1a830b0185c1e5118092c461a.exe
    "C:\Users\Admin\AppData\Local\Temp\e891f78a266e0c72e86cc6164dbd199f98e6c3f1a830b0185c1e5118092c461a.exe"
    1⤵
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1812
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      powershell.exe -windowstyle hidden "$Muyans=gc -raw 'C:\Users\Admin\AppData\Roaming\varices\Pneumatolitic.Fib';$Hjspndings=$Muyans.SubString(72053,3);.$Hjspndings($Muyans)
      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:2816
      • 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:1848

Network

MITRE ATT&CK Enterprise v16

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_qgfhrcpm.hfz.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • C:\Users\Admin\AppData\Roaming\varices\Lyophilizer.Con

    Filesize

    400KB

    MD5

    c457123e080949ec00063dfac53cc939

    SHA1

    cf7a8c8c85e38cc5f1668aa22354dcdf87598ab6

    SHA256

    65b67401e21bac769fb1f4f03ebb41f6b47e85bdf476360082319aa0d32737e2

    SHA512

    b28e6283ba605d5df46bfeb11009fb875414b0fb22ea78c3ef1c0a52bebfe66261f7ab315713fa3ad8f2b30ce94ad2a084422b3931b303aa3dd06dcd6a1e2e3d

  • C:\Users\Admin\AppData\Roaming\varices\Pneumatolitic.Fib

    Filesize

    70KB

    MD5

    9e7e0b03768d2807c27c66ccbdbc1bdd

    SHA1

    8904168aa88dc30a0a347429a441709c159a5234

    SHA256

    53b64aa048464f619ed0f4027a0f8efa7d03c715d15e9521ff68ed40d2df77b2

    SHA512

    66da94e4e3c662f80b4943cee0aab295e0c14f0bb9487f2c532cca845ba75b6d30a9b0d0b9a23d5fefdcee7492f083aacc9d2f4f7257d92f2daf375fef61d450

  • memory/1848-83-0x00000000010A0000-0x00000000022F4000-memory.dmp

    Filesize

    18.3MB

  • memory/1848-87-0x00000000010A0000-0x00000000022F4000-memory.dmp

    Filesize

    18.3MB

  • memory/1848-94-0x00000000259E0000-0x00000000259EA000-memory.dmp

    Filesize

    40KB

  • memory/1848-93-0x0000000025A80000-0x0000000025B12000-memory.dmp

    Filesize

    584KB

  • memory/1848-92-0x0000000025BB0000-0x0000000025D72000-memory.dmp

    Filesize

    1.8MB

  • memory/1848-91-0x0000000025990000-0x00000000259E0000-memory.dmp

    Filesize

    320KB

  • memory/1848-89-0x0000000024F10000-0x0000000024FAC000-memory.dmp

    Filesize

    624KB

  • memory/1848-88-0x00000000010A0000-0x00000000010C6000-memory.dmp

    Filesize

    152KB

  • memory/2816-55-0x0000000007390000-0x0000000007433000-memory.dmp

    Filesize

    652KB

  • memory/2816-59-0x0000000007630000-0x000000000763E000-memory.dmp

    Filesize

    56KB

  • memory/2816-31-0x0000000074250000-0x0000000074A00000-memory.dmp

    Filesize

    7.7MB

  • memory/2816-33-0x0000000005F20000-0x0000000005F3E000-memory.dmp

    Filesize

    120KB

  • memory/2816-34-0x0000000005FC0000-0x000000000600C000-memory.dmp

    Filesize

    304KB

  • memory/2816-35-0x0000000006F00000-0x0000000006F96000-memory.dmp

    Filesize

    600KB

  • memory/2816-36-0x0000000006410000-0x000000000642A000-memory.dmp

    Filesize

    104KB

  • memory/2816-37-0x0000000006480000-0x00000000064A2000-memory.dmp

    Filesize

    136KB

  • memory/2816-38-0x0000000007780000-0x0000000007D24000-memory.dmp

    Filesize

    5.6MB

  • memory/2816-40-0x00000000083B0000-0x0000000008A2A000-memory.dmp

    Filesize

    6.5MB

  • memory/2816-43-0x0000000074250000-0x0000000074A00000-memory.dmp

    Filesize

    7.7MB

  • memory/2816-53-0x0000000007360000-0x000000000737E000-memory.dmp

    Filesize

    120KB

  • memory/2816-54-0x0000000074250000-0x0000000074A00000-memory.dmp

    Filesize

    7.7MB

  • memory/2816-21-0x00000000058D0000-0x0000000005936000-memory.dmp

    Filesize

    408KB

  • memory/2816-42-0x00000000706E0000-0x000000007072C000-memory.dmp

    Filesize

    304KB

  • memory/2816-41-0x0000000007320000-0x0000000007352000-memory.dmp

    Filesize

    200KB

  • memory/2816-56-0x0000000074250000-0x0000000074A00000-memory.dmp

    Filesize

    7.7MB

  • memory/2816-57-0x0000000007490000-0x000000000749A000-memory.dmp

    Filesize

    40KB

  • memory/2816-58-0x00000000075F0000-0x0000000007601000-memory.dmp

    Filesize

    68KB

  • memory/2816-32-0x0000000005940000-0x0000000005C94000-memory.dmp

    Filesize

    3.3MB

  • memory/2816-60-0x0000000007640000-0x0000000007654000-memory.dmp

    Filesize

    80KB

  • memory/2816-62-0x0000000007670000-0x0000000007678000-memory.dmp

    Filesize

    32KB

  • memory/2816-61-0x00000000076A0000-0x00000000076BA000-memory.dmp

    Filesize

    104KB

  • memory/2816-64-0x00000000076D0000-0x00000000076F4000-memory.dmp

    Filesize

    144KB

  • memory/2816-63-0x00000000076A0000-0x00000000076CA000-memory.dmp

    Filesize

    168KB

  • memory/2816-65-0x0000000074250000-0x0000000074A00000-memory.dmp

    Filesize

    7.7MB

  • memory/2816-67-0x0000000074250000-0x0000000074A00000-memory.dmp

    Filesize

    7.7MB

  • memory/2816-69-0x0000000074250000-0x0000000074A00000-memory.dmp

    Filesize

    7.7MB

  • memory/2816-70-0x000000007425E000-0x000000007425F000-memory.dmp

    Filesize

    4KB

  • memory/2816-72-0x0000000074250000-0x0000000074A00000-memory.dmp

    Filesize

    7.7MB

  • memory/2816-71-0x0000000008A30000-0x000000000D6B2000-memory.dmp

    Filesize

    76.5MB

  • memory/2816-73-0x0000000074250000-0x0000000074A00000-memory.dmp

    Filesize

    7.7MB

  • memory/2816-19-0x0000000005060000-0x0000000005082000-memory.dmp

    Filesize

    136KB

  • memory/2816-20-0x0000000005100000-0x0000000005166000-memory.dmp

    Filesize

    408KB

  • memory/2816-18-0x0000000074250000-0x0000000074A00000-memory.dmp

    Filesize

    7.7MB

  • memory/2816-17-0x00000000051F0000-0x0000000005818000-memory.dmp

    Filesize

    6.2MB

  • memory/2816-16-0x0000000002920000-0x0000000002956000-memory.dmp

    Filesize

    216KB

  • memory/2816-15-0x000000007425E000-0x000000007425F000-memory.dmp

    Filesize

    4KB

  • memory/2816-74-0x0000000074250000-0x0000000074A00000-memory.dmp

    Filesize

    7.7MB

  • memory/2816-76-0x0000000074250000-0x0000000074A00000-memory.dmp

    Filesize

    7.7MB