Analysis

  • max time kernel
    135s
  • max time network
    154s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02/04/2023, 20:31

General

  • Target

    65de0e27904578fbbab715e069f88db046652bc3055de4e613243b53ccb03f5d.exe

  • Size

    2.7MB

  • MD5

    d346a21558c864e9fa022476e30b6803

  • SHA1

    6c49eb394014c05b1b3077b8007c9948649d3323

  • SHA256

    65de0e27904578fbbab715e069f88db046652bc3055de4e613243b53ccb03f5d

  • SHA512

    2d3bb9bf48c84eb9f113ac31606d92b9e69aab7e8aa5c024bbe7b6993ab34d808c62a811f48ec4f248f0e859986242436e7d61ae538a819d47f2a976c316a87f

  • SSDEEP

    49152:atHO022KBw1urIj3SN4asY6DwOBfrnvV7UeWtxhsTbtLvp9YmVdfjQZdeCYq+gGT:FyiNIYiwOBpIeWRsTpLhd872XD

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\65de0e27904578fbbab715e069f88db046652bc3055de4e613243b53ccb03f5d.exe
    "C:\Users\Admin\AppData\Local\Temp\65de0e27904578fbbab715e069f88db046652bc3055de4e613243b53ccb03f5d.exe"
    1⤵
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1140
    • C:\Users\Admin\AppData\Local\Temp\7z.exe
      C:\Users\Admin\AppData\Local\Temp\\7z.exe x "C:\Users\Admin\AppData\Local\Temp\65de0e27904578fbbab715e069f88db046652bc3055de4e613243b53ccb03f5d.exe" -y -o"C:\Users\Admin\AppData\Local"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      PID:3580

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\7z.dll

    Filesize

    893KB

    MD5

    04ad4b80880b32c94be8d0886482c774

    SHA1

    344faf61c3eb76f4a2fb6452e83ed16c9cce73e0

    SHA256

    a1e1d1f0fff4fcccfbdfa313f3bdfea4d3dfe2c2d9174a615bbc39a0a6929338

    SHA512

    3e3aaf01b769471b18126e443a721c9e9a0269e9f5e48d0a10251bc1ee309855bd71ede266caa6828b007359b21ba562c2a5a3469078760f564fb7bd43acabfb

  • C:\Users\Admin\AppData\Local\Temp\7z.dll

    Filesize

    893KB

    MD5

    04ad4b80880b32c94be8d0886482c774

    SHA1

    344faf61c3eb76f4a2fb6452e83ed16c9cce73e0

    SHA256

    a1e1d1f0fff4fcccfbdfa313f3bdfea4d3dfe2c2d9174a615bbc39a0a6929338

    SHA512

    3e3aaf01b769471b18126e443a721c9e9a0269e9f5e48d0a10251bc1ee309855bd71ede266caa6828b007359b21ba562c2a5a3469078760f564fb7bd43acabfb

  • C:\Users\Admin\AppData\Local\Temp\7z.exe

    Filesize

    160KB

    MD5

    a51d90f2f9394f5ea0a3acae3bd2b219

    SHA1

    20fea1314dbed552d5fedee096e2050369172ee1

    SHA256

    ac9674feb8f2fad20c1e046de67f899419276ae79a60e8cc021a4bf472ae044f

    SHA512

    c11f981136db7d9bde01046b1953fd924ff29447d41257da09dd762451e27390cea9b69e43206a8fff825ebcd4ddec5a6247bb502aefbd6e8285622caa985bf6

  • C:\Users\Admin\AppData\Local\Temp\7z.exe

    Filesize

    160KB

    MD5

    a51d90f2f9394f5ea0a3acae3bd2b219

    SHA1

    20fea1314dbed552d5fedee096e2050369172ee1

    SHA256

    ac9674feb8f2fad20c1e046de67f899419276ae79a60e8cc021a4bf472ae044f

    SHA512

    c11f981136db7d9bde01046b1953fd924ff29447d41257da09dd762451e27390cea9b69e43206a8fff825ebcd4ddec5a6247bb502aefbd6e8285622caa985bf6