Analysis

  • max time kernel
    144s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230703-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19/07/2023, 06:23

General

  • Target

    DHL AWB 5016240032.exe

  • Size

    593KB

  • MD5

    886fab64c6bbcf0791e49b5c030a8c99

  • SHA1

    7185f370d3fe7b50e75a3b108f24576bb4fe07bb

  • SHA256

    8a22014ada2999b66ab041f0aa93f42fb50b481778ce709272209dc9a96a9135

  • SHA512

    31f53738e6bc184aff978ce2cd087281a5eb9aa0d83e2ee0f448fc86b8fa00366941b9511ffee0916efe6ba525521606425c406a566815ce19e06376a033282a

  • SSDEEP

    12288:VPYPfY7Q+N3y/VmTcMub+c1buATna6do3wKCMKpcDAhe:VPYPgdN3ypZb++6ATna6dYwT2Ahe

Malware Config

Extracted

Family

snakekeylogger

Credentials

Signatures

  • Snake Keylogger

    Keylogger and Infostealer first seen in November 2020.

  • Snake Keylogger payload 1 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.

  • 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.

  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\DHL AWB 5016240032.exe
    "C:\Users\Admin\AppData\Local\Temp\DHL AWB 5016240032.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:372
    • C:\Users\Admin\AppData\Local\Temp\DHL AWB 5016240032.exe
      "C:\Users\Admin\AppData\Local\Temp\DHL AWB 5016240032.exe"
      2⤵
        PID:3332
      • C:\Users\Admin\AppData\Local\Temp\DHL AWB 5016240032.exe
        "C:\Users\Admin\AppData\Local\Temp\DHL AWB 5016240032.exe"
        2⤵
          PID:5004
        • C:\Users\Admin\AppData\Local\Temp\DHL AWB 5016240032.exe
          "C:\Users\Admin\AppData\Local\Temp\DHL AWB 5016240032.exe"
          2⤵
          • Accesses Microsoft Outlook profiles
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          • outlook_office_path
          • outlook_win_path
          PID:2136

      Network

            MITRE ATT&CK Enterprise v6

            Replay Monitor

            Loading Replay Monitor...

            Downloads

            • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\DHL AWB 5016240032.exe.log

              Filesize

              1KB

              MD5

              8ec831f3e3a3f77e4a7b9cd32b48384c

              SHA1

              d83f09fd87c5bd86e045873c231c14836e76a05c

              SHA256

              7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

              SHA512

              26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

            • memory/372-141-0x000000000A880000-0x000000000A91C000-memory.dmp

              Filesize

              624KB

            • memory/372-134-0x0000000000B80000-0x0000000000C1A000-memory.dmp

              Filesize

              616KB

            • memory/372-136-0x00000000055F0000-0x0000000005682000-memory.dmp

              Filesize

              584KB

            • memory/372-137-0x0000000005740000-0x0000000005750000-memory.dmp

              Filesize

              64KB

            • memory/372-138-0x00000000055D0000-0x00000000055DA000-memory.dmp

              Filesize

              40KB

            • memory/372-139-0x0000000074C20000-0x00000000753D0000-memory.dmp

              Filesize

              7.7MB

            • memory/372-135-0x0000000005C50000-0x00000000061F4000-memory.dmp

              Filesize

              5.6MB

            • memory/372-140-0x0000000005740000-0x0000000005750000-memory.dmp

              Filesize

              64KB

            • memory/372-146-0x0000000074C20000-0x00000000753D0000-memory.dmp

              Filesize

              7.7MB

            • memory/372-133-0x0000000074C20000-0x00000000753D0000-memory.dmp

              Filesize

              7.7MB

            • memory/2136-145-0x0000000074C20000-0x00000000753D0000-memory.dmp

              Filesize

              7.7MB

            • memory/2136-142-0x0000000000400000-0x0000000000426000-memory.dmp

              Filesize

              152KB

            • memory/2136-147-0x00000000058E0000-0x00000000058F0000-memory.dmp

              Filesize

              64KB

            • memory/2136-148-0x0000000006980000-0x0000000006B42000-memory.dmp

              Filesize

              1.8MB

            • memory/2136-149-0x0000000074C20000-0x00000000753D0000-memory.dmp

              Filesize

              7.7MB

            • memory/2136-150-0x00000000058E0000-0x00000000058F0000-memory.dmp

              Filesize

              64KB