Analysis

  • max time kernel
    147s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240319-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240319-enlocale:en-usos:windows10-2004-x64system
  • submitted
    27-03-2024 10:23

General

  • Target

    PT98765445670009.scr.exe

  • Size

    623KB

  • MD5

    90a34e7d570fa7c219eb5f1f193611ba

  • SHA1

    0d5d3955b04174b8f21c7bdd8d80ff21507e409c

  • SHA256

    301271b7db09d4769df8953807ea16c44578a4c4b92ef50f24da27c144f95522

  • SHA512

    75177b9ddf945e4dc46fb20174385faddfc569ea99cc095d1e1f9f4a96b9accc7dfcc1f6a1bd15d5740438e8ef63784ce870dfb3ea8d8c5387cc652324ace955

  • SSDEEP

    12288:npahc5sgNxUQx/rYquAfVCto8UHv/9EeRxDVl5nX:nZsgbFkq2tNUHDFVXX

Malware Config

Extracted

Family

snakekeylogger

Credentials
C2

https://scratchdreams.tk

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.

  • 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 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\PT98765445670009.scr.exe
    "C:\Users\Admin\AppData\Local\Temp\PT98765445670009.scr.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:4184
    • C:\Users\Admin\AppData\Local\Temp\PT98765445670009.scr.exe
      "C:\Users\Admin\AppData\Local\Temp\PT98765445670009.scr.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:1336
  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=4112 --field-trial-handle=2536,i,8161505972217706694,705854963991409854,262144 --variations-seed-version /prefetch:8
    1⤵
      PID:4396

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\PT98765445670009.scr.exe.log

      Filesize

      706B

      MD5

      f8bcaf312de8591707436c1dcebba8e4

      SHA1

      a1269828e5f644601622f4a7a611aec8f2eda0b2

      SHA256

      f0f5a90777c70cdceea22bd66b33c1703a318acc45cb012d0b01585a1ac12b29

      SHA512

      3a714f5950584abbc94a27bbd4623bfc5acb1135c8c9fca4d74e70c8481b71ace7dbc1dfbf101dd07c76a050acfb4852f31dd57fc7ae196382336c5edc9e6413

    • memory/1336-18-0x00000000068D0000-0x00000000068DA000-memory.dmp

      Filesize

      40KB

    • memory/1336-17-0x0000000006A40000-0x0000000006C02000-memory.dmp

      Filesize

      1.8MB

    • memory/1336-16-0x0000000006820000-0x0000000006870000-memory.dmp

      Filesize

      320KB

    • memory/1336-15-0x0000000005540000-0x0000000005550000-memory.dmp

      Filesize

      64KB

    • memory/1336-14-0x0000000074CD0000-0x0000000075480000-memory.dmp

      Filesize

      7.7MB

    • memory/1336-12-0x0000000005540000-0x0000000005550000-memory.dmp

      Filesize

      64KB

    • memory/1336-11-0x0000000074CD0000-0x0000000075480000-memory.dmp

      Filesize

      7.7MB

    • memory/1336-8-0x0000000000400000-0x0000000000426000-memory.dmp

      Filesize

      152KB

    • memory/4184-4-0x0000000005DC0000-0x0000000006364000-memory.dmp

      Filesize

      5.6MB

    • memory/4184-7-0x0000000005700000-0x0000000005708000-memory.dmp

      Filesize

      32KB

    • memory/4184-6-0x00000000058B0000-0x000000000594C000-memory.dmp

      Filesize

      624KB

    • memory/4184-13-0x0000000074CD0000-0x0000000075480000-memory.dmp

      Filesize

      7.7MB

    • memory/4184-5-0x0000000005730000-0x00000000057C2000-memory.dmp

      Filesize

      584KB

    • memory/4184-0-0x0000000000C30000-0x0000000000CD0000-memory.dmp

      Filesize

      640KB

    • memory/4184-3-0x0000000005630000-0x0000000005684000-memory.dmp

      Filesize

      336KB

    • memory/4184-2-0x0000000005800000-0x0000000005810000-memory.dmp

      Filesize

      64KB

    • memory/4184-1-0x0000000074CD0000-0x0000000075480000-memory.dmp

      Filesize

      7.7MB