Analysis

  • max time kernel
    147s
  • max time network
    154s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03-04-2024 14:21

General

  • Target

    c91949910f477e57ea7f4e38b81f98dee405da84502dabdd39ff9bc621db5df9.exe

  • Size

    1.0MB

  • MD5

    89761f3fa995c9344721da2f4ba79ff5

  • SHA1

    4b310755f57dc212cc9739511c15e89f44cf7a14

  • SHA256

    c91949910f477e57ea7f4e38b81f98dee405da84502dabdd39ff9bc621db5df9

  • SHA512

    a119adde67a547ee086a9a3570f9833b8fa75bac7874e82bf34f78e29255ce654a6e45105b7323885cfe6cfed6781c039cda24eb052051abd58fb34ab9b52253

  • SSDEEP

    12288:zhkDgouVA2nxKkorvdRgQriDwOIxmxiZnYQE7PJcbNPCV68Lua13KVsrOQW60ZtV:5RmJkcoQricOIQxiZY1WNPk2F2rBjmB3

Malware Config

Extracted

Family

snakekeylogger

C2

https://scratchdreams.tk

Signatures

  • Snake Keylogger

    Keylogger and Infostealer first seen in November 2020.

  • Snake Keylogger payload 34 IoCs
  • Drops startup file 1 IoCs
  • Executes dropped EXE 2 IoCs
  • Accesses Microsoft Outlook profiles 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.

  • AutoIT Executable 3 IoCs

    AutoIT scripts compiled to PE executables.

  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: MapViewOfSection 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 8 IoCs
  • Suspicious use of SendNotifyMessage 8 IoCs
  • Suspicious use of WriteProcessMemory 13 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\c91949910f477e57ea7f4e38b81f98dee405da84502dabdd39ff9bc621db5df9.exe
    "C:\Users\Admin\AppData\Local\Temp\c91949910f477e57ea7f4e38b81f98dee405da84502dabdd39ff9bc621db5df9.exe"
    1⤵
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:2400
    • C:\Users\Admin\AppData\Local\Dunlop\harrowment.exe
      "C:\Users\Admin\AppData\Local\Temp\c91949910f477e57ea7f4e38b81f98dee405da84502dabdd39ff9bc621db5df9.exe"
      2⤵
      • Drops startup file
      • Executes dropped EXE
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of WriteProcessMemory
      PID:772
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
        "C:\Users\Admin\AppData\Local\Temp\c91949910f477e57ea7f4e38b81f98dee405da84502dabdd39ff9bc621db5df9.exe"
        3⤵
          PID:4852
        • C:\Users\Admin\AppData\Local\Dunlop\harrowment.exe
          "C:\Users\Admin\AppData\Local\Dunlop\harrowment.exe"
          3⤵
          • Executes dropped EXE
          • Suspicious use of SetThreadContext
          • Suspicious behavior: MapViewOfSection
          • Suspicious use of FindShellTrayWindow
          • Suspicious use of SendNotifyMessage
          • Suspicious use of WriteProcessMemory
          PID:2356
          • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
            "C:\Users\Admin\AppData\Local\Dunlop\harrowment.exe"
            4⤵
            • Accesses Microsoft Outlook profiles
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            • outlook_office_path
            • outlook_win_path
            PID:3660

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Dunlop\harrowment.exe

      Filesize

      106.0MB

      MD5

      b36afc0928fbd885b2cf39423d05eea3

      SHA1

      6d80c4d4b79595c59fdf2a49560574c28ec834cc

      SHA256

      2f6ddc674b41121d553fd402166b3aa9ca09a340a1c997b727a500db084376c4

      SHA512

      6a5e6cd5280519582b11a95c13f97724c5a0c572dca26215dcaa00923106e9bba7095c2f0a923e3553bb45a8a64f3da028893cfa977b1ecb60f394d1ea0aae56

    • C:\Users\Admin\AppData\Local\Temp\aut87FC.tmp

      Filesize

      212KB

      MD5

      3fd1f3df953be2b23407a08e1e7630e4

      SHA1

      8935a4489250781cfe87f3f879f12c042078b90f

      SHA256

      020bd47fada2ea5119a2b93f947b6942f7840868e347ce973246ef2c6a1322ba

      SHA512

      782256be8836951b12769b527a3c50190078fdd783421952006fb0e5e2914278f87207375e42a187b4ddbacb713b53f0b4476ec8bac831dc856844df80326208

    • C:\Users\Admin\AppData\Local\Temp\aut8A7E.tmp

      Filesize

      9KB

      MD5

      ef2e75184a8617c2fcb300fe25ab51bb

      SHA1

      87c3923cb01ff6c1b3ba7639cd018a0507db38a1

      SHA256

      31e4c59119b264ae7d07837f0867faa88e16e373eb62e837885541b68f2508f8

      SHA512

      7650b91de764a5cb7c97e3c313b8c2eed36ac320391fea2b1c6e4530854e31a1eb6298a90006a01d97da7adf307c9bec0e70fa7a14eac0453e23dfd8b5bf1d70

    • C:\Users\Admin\AppData\Local\Temp\leucoryx

      MD5

      d41d8cd98f00b204e9800998ecf8427e

      SHA1

      da39a3ee5e6b4b0d3255bfef95601890afd80709

      SHA256

      e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

      SHA512

      cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

    • C:\Users\Admin\AppData\Local\Temp\leucoryx

      Filesize

      192KB

      MD5

      684d26ab2684c3696fcb593c00e36631

      SHA1

      3a76debfa1c180144bb02fac9158cea52b9ef489

      SHA256

      8e3182400e11b1df17bab4e2d2ba0db765c5f964b9c31318e3c8b5093d14546d

      SHA512

      30e33a0b3b5361965371457427f96de6a4bfaf65ae9c1199bb24276d920b9a0d1ada7f7f8efcce7eff1583621417a17e11cf639f2f6391a1a8d51a2364f412c2

    • C:\Users\Admin\AppData\Local\Temp\leucoryx

      Filesize

      224KB

      MD5

      2b78e824fa3a6f57ea84ac22caf7d227

      SHA1

      d7c60208f467cfaeb204ccfbeaceaa31f9c599d1

      SHA256

      e812de2b4ebe67e85dd9eb6ec0463697a86b591ed6ee703f650e198088630400

      SHA512

      3e9cc6510ba5004bb3b492e735a7749c8e7424dd32446890e1a9883d704363715fdf8a855bd9081b92a96225c8292ce3522eeef5b5889633af73b1cd98795b1e

    • C:\Users\Admin\AppData\Local\Temp\poufs

      Filesize

      29KB

      MD5

      1097db4d33401c96c8c311d3f86e915e

      SHA1

      c7569551684b84b0a3c5ca8e64bdc4bd75452b2f

      SHA256

      c582dc1cc0ef4806de99dc2c9682f3f59ff42ab54c06d7f1c307cf1818cdfcb5

      SHA512

      3172c4601b57cad15487c69746ac79396838e5af2d1da814636277fd1b8385af7477d1add982d9e57cffd5314d3ecc0324a7428ddd15bd4e21e8d2ac6ae3ee78

    • memory/772-16-0x0000000000400000-0x00000000004E0000-memory.dmp

      Filesize

      896KB

    • memory/2400-0-0x0000000000400000-0x00000000004E0000-memory.dmp

      Filesize

      896KB

    • memory/2400-11-0x00000000032C0000-0x00000000032C4000-memory.dmp

      Filesize

      16KB

    • memory/3660-72-0x0000000005250000-0x0000000005283000-memory.dmp

      Filesize

      204KB

    • memory/3660-86-0x0000000005250000-0x0000000005283000-memory.dmp

      Filesize

      204KB

    • memory/3660-46-0x0000000000400000-0x000000000043D000-memory.dmp

      Filesize

      244KB

    • memory/3660-47-0x0000000000400000-0x000000000043D000-memory.dmp

      Filesize

      244KB

    • memory/3660-49-0x0000000075250000-0x0000000075A00000-memory.dmp

      Filesize

      7.7MB

    • memory/3660-48-0x0000000002CD0000-0x0000000002D0A000-memory.dmp

      Filesize

      232KB

    • memory/3660-51-0x0000000005860000-0x0000000005E04000-memory.dmp

      Filesize

      5.6MB

    • memory/3660-50-0x00000000052A0000-0x00000000052B0000-memory.dmp

      Filesize

      64KB

    • memory/3660-52-0x00000000052A0000-0x00000000052B0000-memory.dmp

      Filesize

      64KB

    • memory/3660-54-0x0000000005250000-0x0000000005288000-memory.dmp

      Filesize

      224KB

    • memory/3660-53-0x00000000052A0000-0x00000000052B0000-memory.dmp

      Filesize

      64KB

    • memory/3660-56-0x0000000005250000-0x0000000005283000-memory.dmp

      Filesize

      204KB

    • memory/3660-58-0x0000000005250000-0x0000000005283000-memory.dmp

      Filesize

      204KB

    • memory/3660-60-0x0000000005250000-0x0000000005283000-memory.dmp

      Filesize

      204KB

    • memory/3660-55-0x0000000005250000-0x0000000005283000-memory.dmp

      Filesize

      204KB

    • memory/3660-62-0x0000000005250000-0x0000000005283000-memory.dmp

      Filesize

      204KB

    • memory/3660-64-0x0000000005250000-0x0000000005283000-memory.dmp

      Filesize

      204KB

    • memory/3660-66-0x0000000005250000-0x0000000005283000-memory.dmp

      Filesize

      204KB

    • memory/3660-68-0x0000000005250000-0x0000000005283000-memory.dmp

      Filesize

      204KB

    • memory/3660-70-0x0000000005250000-0x0000000005283000-memory.dmp

      Filesize

      204KB

    • memory/3660-44-0x0000000000400000-0x000000000043D000-memory.dmp

      Filesize

      244KB

    • memory/3660-74-0x0000000005250000-0x0000000005283000-memory.dmp

      Filesize

      204KB

    • memory/3660-76-0x0000000005250000-0x0000000005283000-memory.dmp

      Filesize

      204KB

    • memory/3660-78-0x0000000005250000-0x0000000005283000-memory.dmp

      Filesize

      204KB

    • memory/3660-82-0x0000000005250000-0x0000000005283000-memory.dmp

      Filesize

      204KB

    • memory/3660-80-0x0000000005250000-0x0000000005283000-memory.dmp

      Filesize

      204KB

    • memory/3660-84-0x0000000005250000-0x0000000005283000-memory.dmp

      Filesize

      204KB

    • memory/3660-45-0x0000000000400000-0x000000000043D000-memory.dmp

      Filesize

      244KB

    • memory/3660-88-0x0000000005250000-0x0000000005283000-memory.dmp

      Filesize

      204KB

    • memory/3660-90-0x0000000005250000-0x0000000005283000-memory.dmp

      Filesize

      204KB

    • memory/3660-94-0x0000000005250000-0x0000000005283000-memory.dmp

      Filesize

      204KB

    • memory/3660-92-0x0000000005250000-0x0000000005283000-memory.dmp

      Filesize

      204KB

    • memory/3660-96-0x0000000005250000-0x0000000005283000-memory.dmp

      Filesize

      204KB

    • memory/3660-100-0x0000000005250000-0x0000000005283000-memory.dmp

      Filesize

      204KB

    • memory/3660-98-0x0000000005250000-0x0000000005283000-memory.dmp

      Filesize

      204KB

    • memory/3660-102-0x0000000005250000-0x0000000005283000-memory.dmp

      Filesize

      204KB

    • memory/3660-104-0x0000000005250000-0x0000000005283000-memory.dmp

      Filesize

      204KB

    • memory/3660-106-0x0000000005250000-0x0000000005283000-memory.dmp

      Filesize

      204KB

    • memory/3660-108-0x0000000005250000-0x0000000005283000-memory.dmp

      Filesize

      204KB

    • memory/3660-112-0x0000000005250000-0x0000000005283000-memory.dmp

      Filesize

      204KB

    • memory/3660-110-0x0000000005250000-0x0000000005283000-memory.dmp

      Filesize

      204KB

    • memory/3660-643-0x0000000005350000-0x00000000053EC000-memory.dmp

      Filesize

      624KB

    • memory/3660-644-0x00000000052A0000-0x00000000052B0000-memory.dmp

      Filesize

      64KB

    • memory/3660-645-0x0000000000400000-0x000000000043D000-memory.dmp

      Filesize

      244KB

    • memory/3660-646-0x0000000075250000-0x0000000075A00000-memory.dmp

      Filesize

      7.7MB

    • memory/3660-647-0x00000000052A0000-0x00000000052B0000-memory.dmp

      Filesize

      64KB

    • memory/3660-648-0x00000000052A0000-0x00000000052B0000-memory.dmp

      Filesize

      64KB

    • memory/3660-649-0x00000000052A0000-0x00000000052B0000-memory.dmp

      Filesize

      64KB

    • memory/3660-650-0x00000000052A0000-0x00000000052B0000-memory.dmp

      Filesize

      64KB

    • memory/3660-651-0x0000000006670000-0x00000000066C0000-memory.dmp

      Filesize

      320KB

    • memory/3660-652-0x0000000006890000-0x0000000006A52000-memory.dmp

      Filesize

      1.8MB

    • memory/3660-653-0x0000000006760000-0x00000000067F2000-memory.dmp

      Filesize

      584KB

    • memory/3660-654-0x0000000006720000-0x000000000672A000-memory.dmp

      Filesize

      40KB