Analysis

  • max time kernel
    126s
  • max time network
    144s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230703-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-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 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 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 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 11 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 behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:5076
    • C:\Users\Admin\AppData\Local\Temp\62be48d55ce8452ccc11ebafef61b9229995eb863b4da994f5db249227f2045eexe_JC.exe
      "C:\Users\Admin\AppData\Local\Temp\62be48d55ce8452ccc11ebafef61b9229995eb863b4da994f5db249227f2045eexe_JC.exe"
      2⤵
        PID:5056
      • 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:1288

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • memory/1288-142-0x0000000000400000-0x0000000000426000-memory.dmp

            Filesize

            152KB

          • memory/1288-149-0x0000000005B70000-0x0000000005B80000-memory.dmp

            Filesize

            64KB

          • memory/1288-148-0x0000000075350000-0x0000000075B00000-memory.dmp

            Filesize

            7.7MB

          • memory/1288-147-0x0000000006DB0000-0x0000000006F72000-memory.dmp

            Filesize

            1.8MB

          • memory/1288-146-0x0000000005B70000-0x0000000005B80000-memory.dmp

            Filesize

            64KB

          • memory/1288-144-0x0000000075350000-0x0000000075B00000-memory.dmp

            Filesize

            7.7MB

          • memory/5076-137-0x0000000004CE0000-0x0000000004CF0000-memory.dmp

            Filesize

            64KB

          • memory/5076-140-0x0000000075350000-0x0000000075B00000-memory.dmp

            Filesize

            7.7MB

          • memory/5076-141-0x0000000004CE0000-0x0000000004CF0000-memory.dmp

            Filesize

            64KB

          • memory/5076-139-0x00000000059B0000-0x0000000005A4C000-memory.dmp

            Filesize

            624KB

          • memory/5076-138-0x00000000051C0000-0x00000000051CA000-memory.dmp

            Filesize

            40KB

          • memory/5076-145-0x0000000075350000-0x0000000075B00000-memory.dmp

            Filesize

            7.7MB

          • memory/5076-133-0x00000000002F0000-0x000000000036E000-memory.dmp

            Filesize

            504KB

          • memory/5076-136-0x0000000004D60000-0x0000000004DF2000-memory.dmp

            Filesize

            584KB

          • memory/5076-135-0x0000000005310000-0x00000000058B4000-memory.dmp

            Filesize

            5.6MB

          • memory/5076-134-0x0000000075350000-0x0000000075B00000-memory.dmp

            Filesize

            7.7MB