Analysis

  • max time kernel
    141s
  • max time network
    163s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10-04-2024 13:03

General

  • Target

    a2234ee40097fa832eb3a533840e86de3933cf216fbf8445d2946cb7b61c887b.exe

  • Size

    1.3MB

  • MD5

    70ef45cb31af0b6f37be051de4170839

  • SHA1

    1539d0c2657b60a8f75d130faf4ae1468263d103

  • SHA256

    a2234ee40097fa832eb3a533840e86de3933cf216fbf8445d2946cb7b61c887b

  • SHA512

    f9ec1b19e701fa27e7c4060cd22b99cbb4d710e909f97839c4bfb5b1e70d6216b20a19f6b302cbd0f39cd58a8a42c8d6f91154281fee0676720ae85501df36aa

  • SSDEEP

    24576:PQH3XnBXnXwS64TJxaAZNdaV9m7R4OaJR+zrwC/vNw6mpe:PQHHBXVd4A1bD

Malware Config

Extracted

Family

eternity

C2

http://lightnogu5owjjllyo4tj2sfos6fchnmcidlgo6c7e6fz2hgryhfhoyd.onion

Signatures

  • Detects Eternity stealer 1 IoCs
  • Eternity

    Eternity Project is a malware kit offering an info stealer, clipper, worm, coin miner, ransomware, and DDoS bot.

  • Reads WinSCP keys stored on the system 2 TTPs

    Tries to access WinSCP stored sessions.

  • 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
  • Program crash 1 IoCs
  • Checks processor information in registry 2 TTPs 2 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Suspicious behavior: EnumeratesProcesses 14 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a2234ee40097fa832eb3a533840e86de3933cf216fbf8445d2946cb7b61c887b.exe
    "C:\Users\Admin\AppData\Local\Temp\a2234ee40097fa832eb3a533840e86de3933cf216fbf8445d2946cb7b61c887b.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1404
    • C:\Users\Admin\AppData\Local\Temp\a2234ee40097fa832eb3a533840e86de3933cf216fbf8445d2946cb7b61c887b.exe
      "C:\Users\Admin\AppData\Local\Temp\a2234ee40097fa832eb3a533840e86de3933cf216fbf8445d2946cb7b61c887b.exe"
      2⤵
        PID:3620
      • C:\Users\Admin\AppData\Local\Temp\a2234ee40097fa832eb3a533840e86de3933cf216fbf8445d2946cb7b61c887b.exe
        "C:\Users\Admin\AppData\Local\Temp\a2234ee40097fa832eb3a533840e86de3933cf216fbf8445d2946cb7b61c887b.exe"
        2⤵
        • Accesses Microsoft Outlook profiles
        • Checks processor information in registry
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • outlook_office_path
        • outlook_win_path
        PID:4944
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4944 -s 1396
          3⤵
          • Program crash
          PID:2184
    • 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=4232 --field-trial-handle=2656,i,16940681401824032220,151921362336696246,262144 --variations-seed-version /prefetch:8
      1⤵
        PID:3816
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 180 -p 4944 -ip 4944
        1⤵
          PID:3344

        Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\AppData\Local\Temp\tmpF994.tmp

          Filesize

          220KB

          MD5

          1f1d78f86bd33bf2e469c379bf4bab09

          SHA1

          b0d946750103160860fb58f2a288777d748aa8a8

          SHA256

          2973932f73100e6fdefb0a9f656617764607cee2bec4bf6bff24c055d5dbef39

          SHA512

          b45846405dabb2d3a2955be476b77cb470a36dc01f321f821a404e1ed6a60a307477b9f35a1cd51c0fa5b67e0bd634bfb2d6ca047993b42871179637401f2b29

        • C:\Users\Admin\AppData\Local\Temp\tmpF9A4.tmp

          Filesize

          4KB

          MD5

          e4e9b850ebc449efc63af9cba2b60667

          SHA1

          a208175bde23984a6c3f263b230513709cbed135

          SHA256

          8d6f476cf09ec31174551fe223fbf1927f36becca0cf6d1fcb890adf2a987ab0

          SHA512

          cecc91f6d41fdaee5a3d96fb726208f60d84483441bc5858119f54334ee8dbbb5cf11b3eb65f192a2cc321381505e0ca5f7c7c7ad36a8984964cab648a4525c5

        • memory/1404-13-0x0000000074D90000-0x0000000075540000-memory.dmp

          Filesize

          7.7MB

        • memory/1404-0-0x0000000074D90000-0x0000000075540000-memory.dmp

          Filesize

          7.7MB

        • memory/1404-4-0x00000000059E0000-0x0000000005AC4000-memory.dmp

          Filesize

          912KB

        • memory/1404-5-0x0000000074D90000-0x0000000075540000-memory.dmp

          Filesize

          7.7MB

        • memory/1404-6-0x0000000003380000-0x0000000003396000-memory.dmp

          Filesize

          88KB

        • memory/1404-7-0x0000000006560000-0x0000000006B04000-memory.dmp

          Filesize

          5.6MB

        • memory/1404-1-0x0000000000E00000-0x0000000000F5A000-memory.dmp

          Filesize

          1.4MB

        • memory/1404-9-0x0000000005B60000-0x0000000005B70000-memory.dmp

          Filesize

          64KB

        • memory/1404-2-0x0000000005940000-0x00000000059DC000-memory.dmp

          Filesize

          624KB

        • memory/1404-3-0x0000000005B60000-0x0000000005B70000-memory.dmp

          Filesize

          64KB

        • memory/4944-11-0x00000000015D0000-0x00000000015E0000-memory.dmp

          Filesize

          64KB

        • memory/4944-14-0x0000000005C00000-0x0000000005C66000-memory.dmp

          Filesize

          408KB

        • memory/4944-15-0x0000000005F10000-0x0000000005FA2000-memory.dmp

          Filesize

          584KB

        • memory/4944-16-0x0000000006190000-0x00000000061E0000-memory.dmp

          Filesize

          320KB

        • memory/4944-10-0x0000000074D90000-0x0000000075540000-memory.dmp

          Filesize

          7.7MB

        • memory/4944-8-0x0000000000400000-0x00000000004A6000-memory.dmp

          Filesize

          664KB

        • memory/4944-38-0x0000000074D90000-0x0000000075540000-memory.dmp

          Filesize

          7.7MB