Analysis

  • max time kernel
    299s
  • max time network
    212s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250313-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250313-enlocale:en-usos:windows10-2004-x64system
  • submitted
    14/04/2025, 08:04

General

  • Target

    315176345_2025-04-13-5522441.exe

  • Size

    645KB

  • MD5

    619e2fa8cf181dcce7df16e5fee4065a

  • SHA1

    7c72e48804fbd2bd8b4f28e69f916d910afd5cc7

  • SHA256

    8e6c5f4651741758b6b141da89e4c27fa244eccce3d9beaf4b1ae0e48f13d5a0

  • SHA512

    9840537924bf3858b21771945798f49b2e907b8efee4fe4e7ae5a0762c5ff451543b95d9750e31d0203ec485da45535c03d8cfbeba88ca70533ddb19ac4ad303

  • SSDEEP

    12288:u+q6+b0201LM+OryHE3WrRMnSUO8nmCeud3f2KHTlt1A:u+qlA20WyGEyltnmCe8fJ31A

Malware Config

Extracted

Family

vipkeylogger

C2

https://api.telegram.org/bot7940557245:AAGEVNBuuGDhlbTi3PPq7irUInwmQ9JgMqQ/sendMessage?chat_id=7590946867

Signatures

  • Guloader family
  • Guloader,Cloudeye

    A shellcode based downloader first seen in 2020.

  • VIPKeylogger

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

  • Vipkeylogger family
  • Loads dropped DLL 2 IoCs
  • Reads user/profile data of local email clients 2 TTPs

    Email clients store some user data on disk where infostealers will often target it.

  • Reads user/profile data of web browsers 3 TTPs

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

  • Accesses Microsoft Outlook profiles 1 TTPs 3 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
  • 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 2 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\315176345_2025-04-13-5522441.exe
    "C:\Users\Admin\AppData\Local\Temp\315176345_2025-04-13-5522441.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of WriteProcessMemory
    PID:1876
    • C:\Users\Admin\AppData\Local\Temp\315176345_2025-04-13-5522441.exe
      "C:\Users\Admin\AppData\Local\Temp\315176345_2025-04-13-5522441.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • 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:5788

Network

MITRE ATT&CK Enterprise v16

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\nsi8186.tmp\System.dll

    Filesize

    12KB

    MD5

    9b38a1b07a0ebc5c7e59e63346ecc2db

    SHA1

    97332a2ffcf12a3e3f27e7c05213b5d7faa13735

    SHA256

    8b4c47c4cf5e76ec57dd5a050d5acd832a0d532ee875d7b44f6cdaf68f90d37c

    SHA512

    26e77f8e10f6d8693c92bd036b53a3f6e0c523090ef8dfe479815f556ecd2b57fc90ce9f7cceebe70460d464decb27ad1fe240819fd56997764e96506b6a439c

  • C:\Users\Admin\AppData\Local\Temp\nsn81F6.tmp

    Filesize

    56B

    MD5

    29a28ce2b1e65d140f33352d68603e6f

    SHA1

    6c018cc95d5c6145b253dc0ecf7788ba60a186e8

    SHA256

    703e34699df3afe05877ed93aa2f8d37e2868411d55397a921fb45a0509816a2

    SHA512

    4285dd432573efdabf9e11d787a75db6eea018c7c427237012e3e0b89a589c1f79c5fb2f437f5d8f5d4af404f8dd72f7d14cc6012b877550f3291f325a0fe1d3

  • C:\Users\Admin\AppData\Local\Temp\nst81C7.tmp

    Filesize

    60B

    MD5

    6003c892b3f3e6857b44804bb171e32b

    SHA1

    e5388e8d8163b149dcc9c496a3bf2a4a23a0ad77

    SHA256

    6aca13da7c0fef80812c437ed6ebfc24e9ab6dc53f36b8f42c6b7071f84e3ca8

    SHA512

    e935627de21df33244c6aed2fdd8e2d8750bdff40574c1063c02334e2059649b7338e1ff2732efb8b0b0110e53e0a67c25390ee8de314b601aa13e37095cf4c7

  • C:\Users\Admin\AppData\Local\Temp\nst82B3.tmp

    Filesize

    10B

    MD5

    fa5eb52a9735c883abcf72a7f9cf2254

    SHA1

    a043e3d3df1605300a2f5629ad7a302082814956

    SHA256

    40ccdff1a037de0fb10d03ea9fe79c2c96e7f18c3c7dffd92b42c2f0ed749116

    SHA512

    983e3f605f34f74e95db170da28f2584a74bf4d0047ea76c905c409e624d9db2a439e70beb07d8f879fb25549da52bb9cac6304281e2582d6e5b1b4f12ac21f2

  • C:\Users\Admin\AppData\Local\Temp\nst82B3.tmp

    Filesize

    30B

    MD5

    f15bfdebb2df02d02c8491bde1b4e9bd

    SHA1

    93bd46f57c3316c27cad2605ddf81d6c0bde9301

    SHA256

    c87f2ff45bb530577fb8856df1760edaf1060ae4ee2934b17fdd21b7d116f043

    SHA512

    1757ed4ae4d47d0c839511c18be5d75796224d4a3049e2d8853650ace2c5057c42040de6450bf90dd4969862e9ebb420cd8a34f8dd9c970779ed2e5459e8f2f1

  • C:\Users\Admin\AppData\Local\Temp\nsy8147.tmp

    Filesize

    74B

    MD5

    16d513397f3c1f8334e8f3e4fc49828f

    SHA1

    4ee15afca81ca6a13af4e38240099b730d6931f0

    SHA256

    d3c781a1855c8a70f5aca88d9e2c92afffa80541334731f62caa9494aa8a0c36

    SHA512

    4a350b790fdd2fe957e9ab48d5969b217ab19fc7f93f3774f1121a5f140ff9a9eaaa8fa30e06a9ef40ad776e698c2e65a05323c3adf84271da1716e75f5183c3

  • C:\Users\Admin\AppData\Local\Temp\nsy8147.tmp

    Filesize

    18B

    MD5

    1a42166fa1e8a360271d4fb25c78fbda

    SHA1

    f4d1ad6ecdc1202a2c08c03514ec814072b818d2

    SHA256

    b271abd85535886a3753ee0a5e8957a1bf2e502c4a275d1d8f7f5ddf3b7de292

    SHA512

    ee3342a9a407bfe56e7c65c1f1c0b15624fbffc60c88ff9e404a1dbebcfd606f42de8cb61624f992f57fca2e05d75a64611a78e508c7772ffaeb9c5924c87c0c

  • C:\Users\Admin\AppData\Local\Temp\nsy8147.tmp

    Filesize

    27B

    MD5

    b93641813851b1ad166b8163e5aeddc9

    SHA1

    642d989ceea62bcfd70fb74f3c62ade0c1c41d78

    SHA256

    1628c6bee5afc85044309f45e34190bc9ce8bd9516e30792460e14362657d42d

    SHA512

    eee31a0d51df3a7ba35ab4025f8d458c4d12b6f46412982ad34aef31d9e83c7070056a07777ed4b62fb3b92b376b618099374901ffe4f988fe0f853a0e57c8ec

  • C:\Users\Admin\AppData\Local\Temp\nsy8147.tmp

    Filesize

    38B

    MD5

    306942073b8a4457561e12735efb9411

    SHA1

    b1cd498c9febaeb7c2aa4e57c30f118f50eaacb6

    SHA256

    2f68a110d1297ef0a5752507719512451b5a9f00bf25e1392ad5ad3be968ea34

    SHA512

    29b4c8dc5a083fde8e809ad3e87b76057116fa9820c15fbddb25913543d93d9475ce07137cd382d6ba9c71741f706bf5be4e13909e231b32164a189fdf95271c

  • C:\Users\Admin\AppData\Local\Temp\nsy8147.tmp

    Filesize

    44B

    MD5

    a11292439456c3877dd223273f88ce2f

    SHA1

    cbde8e81b850762530c0d960a82eda5ca399e538

    SHA256

    d02310dee3ced92a0be280296fb733c94858c06d62a6eb7fe22cdd38f3fe8ae5

    SHA512

    e4cc180decc607ff549be52de094226d8f2080124fe2e3391a371ab5293294373d910a17f8578dce50ab5e8b20061913f6c378b7258f599a6d9d8ff968f61e7d

  • C:\Users\Admin\AppData\Local\Temp\nsy8147.tmp

    Filesize

    57B

    MD5

    0b66f70a086797e3c9d810089c376755

    SHA1

    aa9a99dcae2c50513922413999a555bc89af69b1

    SHA256

    80eb66b392cf670bb4afede5a57488fc9e9166f9a8c492f290d150c834e1e6aa

    SHA512

    83461cf2e760708cbdf9a083594c63f55e4b2d90166d5ba3b3f06e1e35e3b9be2c6d1a97da5b7ac04a444d4c6ab04da11adf8a0a1a268597c1e6f3022c8445f1

  • C:\Users\Admin\AppData\Local\Temp\nsy8197.tmp

    Filesize

    24B

    MD5

    60f65c2cd21dde8cc4ce815633d832e0

    SHA1

    c1196320458557d8c4f65ba6810953b1037a822b

    SHA256

    7f0f042b1879b1b8f04a5e6051e577a1e691ec322789c4d98d52494cfd906ce7

    SHA512

    301ead9a6620deccb0be51bbe4eb760ca9d48d029cded0c6cdc7115a4353f4d9330f2ca92df2519a78a7d5aa24975ca6fa19c0269cc411026739b3f733f8d8f2

  • C:\Users\Admin\AppData\Local\Temp\nsy8197.tmp

    Filesize

    28B

    MD5

    d5c1c43dcbca7900a2751441b73a1402

    SHA1

    2ad884601eb948b72f2e980a05e6c05bfc4f04d7

    SHA256

    334995ac57ad095abcfa5ba0e9216285fc87f9026ea3ef2c67a42d1ed7ddf855

    SHA512

    1627d2cd136c30ba55dd3a336c05f20f90432bb0340ee75d2782328e2edc45e1213f9a315f7b5b61ce5340412f88109d5d13c833116835c3251d1751fce8854c

  • C:\Users\Admin\AppData\Local\Temp\nsy8197.tmp

    Filesize

    31B

    MD5

    bebdffa37358b59c6d03d4e3947c6f6c

    SHA1

    bb3d6a0095f4d6d2dac15bb64ffd4775952bf547

    SHA256

    3e3573216f1f8de74e0c00566b297b31f2c5b0e1015114d370fb84cfcdbe97d3

    SHA512

    651f98e9cf38c74647806c574f807c6a84d3b60c25aa701c00ad0cac409ff99fa490169ee033ba4ab1aa97dd8010c887d21d1dd1219bbfe5ae81ab39991efdbd

  • C:\Users\Admin\AppData\Local\Temp\nsy8197.tmp

    Filesize

    39B

    MD5

    3e930ca30f900b15da4ef96902f9b347

    SHA1

    92c4cd5b76b9be895152fdb3adcd165192daa552

    SHA256

    688f5bdbcde116a168af5f0ea57296f14181abe8fb92292eaf11febd498e3d42

    SHA512

    40bcbeea8dcf22201d275e68be32deadc953a2383f11788947d10aabf4469d61d8e3b86ded7e7369a9d413974d90e628aa1a4a6e6bc2b60c2de20bbd896fd489

  • C:\Users\Admin\AppData\Local\Temp\nsy8197.tmp

    Filesize

    44B

    MD5

    a34dd33a1fabfd2c2a268ca5dafab94f

    SHA1

    4d321237095816d8ad7a3e8c16154286bcb161e9

    SHA256

    dfc902cecc7c8eba5bd0d37e27541823ba74c67ac26cd263568f9b4880ab6f1b

    SHA512

    e22f1a71835ce0fd8add953d182b1999f65db2c8c434beadc7e1db39dda17ddf669c8bd2ba266b17c0b6eac4cf44480b307b17fbc32b1521a505c49bab5af7fe

  • C:\Users\Admin\AppData\Local\Temp\nsy8197.tmp

    Filesize

    52B

    MD5

    5d04a35d3950677049c7a0cf17e37125

    SHA1

    cafdd49a953864f83d387774b39b2657a253470f

    SHA256

    a9493973dd293917f3ebb932ab255f8cac40121707548de100d5969956bb1266

    SHA512

    c7b1afd95299c0712bdbc67f9d2714926d6ec9f71909af615affc400d8d2216ab76f6ac35057088836435de36e919507e1b25be87b07c911083f964eb67e003b

  • memory/1876-568-0x0000000074985000-0x0000000074986000-memory.dmp

    Filesize

    4KB

  • memory/1876-566-0x0000000077B21000-0x0000000077C41000-memory.dmp

    Filesize

    1.1MB

  • memory/1876-567-0x0000000077B21000-0x0000000077C41000-memory.dmp

    Filesize

    1.1MB

  • memory/5788-586-0x0000000000460000-0x00000000004AA000-memory.dmp

    Filesize

    296KB

  • memory/5788-587-0x00000000386B0000-0x0000000038C54000-memory.dmp

    Filesize

    5.6MB

  • memory/5788-571-0x0000000077BC5000-0x0000000077BC6000-memory.dmp

    Filesize

    4KB

  • memory/5788-581-0x0000000000460000-0x00000000016B4000-memory.dmp

    Filesize

    18.3MB

  • memory/5788-583-0x0000000077B21000-0x0000000077C41000-memory.dmp

    Filesize

    1.1MB

  • memory/5788-582-0x0000000000460000-0x00000000016B4000-memory.dmp

    Filesize

    18.3MB

  • memory/5788-585-0x0000000072A1E000-0x0000000072A1F000-memory.dmp

    Filesize

    4KB

  • memory/5788-584-0x00000000016C0000-0x0000000005982000-memory.dmp

    Filesize

    66.8MB

  • memory/5788-569-0x00000000016C0000-0x0000000005982000-memory.dmp

    Filesize

    66.8MB

  • memory/5788-570-0x0000000077BA8000-0x0000000077BA9000-memory.dmp

    Filesize

    4KB

  • memory/5788-588-0x00000000385D0000-0x000000003866C000-memory.dmp

    Filesize

    624KB

  • memory/5788-589-0x0000000072A10000-0x00000000731C0000-memory.dmp

    Filesize

    7.7MB

  • memory/5788-591-0x00000000391D0000-0x0000000039392000-memory.dmp

    Filesize

    1.8MB

  • memory/5788-592-0x00000000393A0000-0x00000000393F0000-memory.dmp

    Filesize

    320KB

  • memory/5788-593-0x00000000395A0000-0x0000000039ACC000-memory.dmp

    Filesize

    5.2MB

  • memory/5788-594-0x0000000072A1E000-0x0000000072A1F000-memory.dmp

    Filesize

    4KB

  • memory/5788-595-0x0000000072A10000-0x00000000731C0000-memory.dmp

    Filesize

    7.7MB

  • memory/5788-596-0x0000000039B30000-0x0000000039BC2000-memory.dmp

    Filesize

    584KB

  • memory/5788-597-0x0000000039C20000-0x0000000039C2A000-memory.dmp

    Filesize

    40KB