Analysis

  • max time kernel
    118s
  • max time network
    151s
  • platform
    windows7_x64
  • resource
    win7-20230712-en
  • resource tags

    arch:x64arch:x86image:win7-20230712-enlocale:en-usos:windows7-x64system
  • submitted
    04/08/2023, 17:16

General

  • Target

    62be48d55ce8452ccc11ebafef61b9229995eb863b4da994f5db249227f2045eexe_JC.exe

  • Size

    486KB

  • MD5

    82c115af7f8d3ccac858d2665d546f7e

  • SHA1

    87ba605097a8718208d98c7728e790fa3df2b98f

  • SHA256

    62be48d55ce8452ccc11ebafef61b9229995eb863b4da994f5db249227f2045e

  • SHA512

    f75e495f864fc1fdc574ad6b5b5e90a9cd8119caa15b8cbbb8047f4619cd2cc0282cd11c0ecbb73d64744f643001f2a02fe5b942550c4ab9584b4db22d3704bc

  • SSDEEP

    12288:aq2Vp/eb830mMBGvvNrXg2lElnO4PzuwYy:b2Vl2ObJ3NrQzB

Malware Config

Extracted

Family

snakekeylogger

Credentials

Signatures

  • Snake Keylogger

    Keylogger and Infostealer first seen in November 2020.

  • Snake Keylogger payload 5 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 2 TTPs

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

  • 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 SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\62be48d55ce8452ccc11ebafef61b9229995eb863b4da994f5db249227f2045eexe_JC.exe
    "C:\Users\Admin\AppData\Local\Temp\62be48d55ce8452ccc11ebafef61b9229995eb863b4da994f5db249227f2045eexe_JC.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1712
    • C:\Users\Admin\AppData\Local\Temp\62be48d55ce8452ccc11ebafef61b9229995eb863b4da994f5db249227f2045eexe_JC.exe
      "C:\Users\Admin\AppData\Local\Temp\62be48d55ce8452ccc11ebafef61b9229995eb863b4da994f5db249227f2045eexe_JC.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1772

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/1712-54-0x0000000074CA0000-0x000000007538E000-memory.dmp

          Filesize

          6.9MB

        • memory/1712-55-0x0000000000820000-0x000000000089E000-memory.dmp

          Filesize

          504KB

        • memory/1712-56-0x0000000004A10000-0x0000000004A50000-memory.dmp

          Filesize

          256KB

        • memory/1712-57-0x00000000005D0000-0x00000000005E4000-memory.dmp

          Filesize

          80KB

        • memory/1712-58-0x0000000074CA0000-0x000000007538E000-memory.dmp

          Filesize

          6.9MB

        • memory/1712-59-0x0000000004A10000-0x0000000004A50000-memory.dmp

          Filesize

          256KB

        • memory/1712-60-0x0000000000690000-0x000000000069A000-memory.dmp

          Filesize

          40KB

        • memory/1712-61-0x0000000004950000-0x00000000049B0000-memory.dmp

          Filesize

          384KB

        • memory/1712-73-0x0000000074CA0000-0x000000007538E000-memory.dmp

          Filesize

          6.9MB

        • memory/1772-64-0x0000000000400000-0x0000000000426000-memory.dmp

          Filesize

          152KB

        • memory/1772-63-0x0000000000400000-0x0000000000426000-memory.dmp

          Filesize

          152KB

        • memory/1772-66-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

          Filesize

          4KB

        • memory/1772-65-0x0000000000400000-0x0000000000426000-memory.dmp

          Filesize

          152KB

        • memory/1772-68-0x0000000000400000-0x0000000000426000-memory.dmp

          Filesize

          152KB

        • memory/1772-70-0x0000000000400000-0x0000000000426000-memory.dmp

          Filesize

          152KB

        • memory/1772-72-0x0000000000400000-0x0000000000426000-memory.dmp

          Filesize

          152KB

        • memory/1772-74-0x0000000074CA0000-0x000000007538E000-memory.dmp

          Filesize

          6.9MB

        • memory/1772-62-0x0000000000400000-0x0000000000426000-memory.dmp

          Filesize

          152KB

        • memory/1772-75-0x0000000004A30000-0x0000000004A70000-memory.dmp

          Filesize

          256KB

        • memory/1772-76-0x0000000074CA0000-0x000000007538E000-memory.dmp

          Filesize

          6.9MB

        • memory/1772-77-0x0000000004A30000-0x0000000004A70000-memory.dmp

          Filesize

          256KB