Analysis

  • max time kernel
    189s
  • max time network
    183s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20221111-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26-11-2022 22:03

General

  • Target

    ae38c742cbea7e24ba93f0d5fe44f4af94d98a406eb1d2a7d5153c42ec5717fb.exe

  • Size

    1.2MB

  • MD5

    fac02fb099ef48e12b71d3440864fc02

  • SHA1

    743726663066be95712394780925d291e0bc78e9

  • SHA256

    ae38c742cbea7e24ba93f0d5fe44f4af94d98a406eb1d2a7d5153c42ec5717fb

  • SHA512

    d4308c7164ccf18817bb558d0bf7a98a6aba37f3360613f3d0927fc54f3915963fe3dbf260870efcb3e10cf325d2bd5cb80a347a2e192d84f0df0a9d11f0eec2

  • SSDEEP

    24576:lXrcXAu40R59zq/n6cZd8YJXifgdECN973ApQfaJPnIcIVQy:6bzYnJQUoPnIzVZ

Malware Config

Signatures

  • HawkEye

    HawkEye is a malware kit that has seen continuous development since at least 2013.

  • Executes dropped EXE 1 IoCs
  • Checks computer location settings 2 TTPs 2 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Reads local data of messenger clients 2 TTPs

    Infostealers often target stored data of messaging applications, which can include saved credentials and account information.

  • Reads user/profile data of web browsers 2 TTPs

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

  • Uses the VBS compiler for execution 1 TTPs
  • Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Looks up external IP address via web service 2 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Suspicious use of SetThreadContext 3 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Creates scheduled task(s) 1 TTPs 2 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 5 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 35 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ae38c742cbea7e24ba93f0d5fe44f4af94d98a406eb1d2a7d5153c42ec5717fb.exe
    "C:\Users\Admin\AppData\Local\Temp\ae38c742cbea7e24ba93f0d5fe44f4af94d98a406eb1d2a7d5153c42ec5717fb.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4000
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Update\Google Update" /XML "C:\Users\Admin\AppData\Local\Temp\aNNNNN.xml"
      2⤵
      • Creates scheduled task(s)
      PID:1316
    • C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
      "C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe"
      2⤵
      • Adds Run key to start application
      • Suspicious use of SetThreadContext
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2980
      • C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
        "C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe" -f "C:\Users\Admin\AppData\Local\Temp\holdermail.txt"
        3⤵
        • Accesses Microsoft Outlook accounts
        • Suspicious use of AdjustPrivilegeToken
        PID:524
      • C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
        "C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe" -f "C:\Users\Admin\AppData\Local\Temp\holdermail.txt"
        3⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:1748
    • C:\Users\Admin\AppData\Local\Temp\sql_support.exe
      "C:\Users\Admin\AppData\Local\Temp\sql_support.exe" -woohoo 2980 C:\Users\Admin\AppData\Local\Temp\chrome.exe
      2⤵
      • Executes dropped EXE
      • Checks computer location settings
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1604
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\System32\schtasks.exe" /Create /TN "Update\Google Update" /XML "C:\Users\Admin\AppData\Local\Temp\a22222.xml"
        3⤵
        • Creates scheduled task(s)
        PID:1132

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\ProgramData\chrome.exe
    Filesize

    1.2MB

    MD5

    fac02fb099ef48e12b71d3440864fc02

    SHA1

    743726663066be95712394780925d291e0bc78e9

    SHA256

    ae38c742cbea7e24ba93f0d5fe44f4af94d98a406eb1d2a7d5153c42ec5717fb

    SHA512

    d4308c7164ccf18817bb558d0bf7a98a6aba37f3360613f3d0927fc54f3915963fe3dbf260870efcb3e10cf325d2bd5cb80a347a2e192d84f0df0a9d11f0eec2

  • C:\Users\Admin\AppData\Local\Temp\a22222.xml
    Filesize

    1KB

    MD5

    b81111e91a68ccd06712feab8bb4077a

    SHA1

    0b375d9be8161cc9aa9ecc4198e6fdb9c2d68725

    SHA256

    efb3d9ac63bda95d2c49286287588e72d39e8799566ab7a826d495cb9df2362b

    SHA512

    b40ea6cc704889d3dd34636c88cb2c3b68c2724318e0b5bdd429e2b12af33b84d614d77d8060a58b41e95c18e2386b86f8105a675917dcb9a38140b2c51da3e9

  • C:\Users\Admin\AppData\Local\Temp\aNNNNN.xml
    Filesize

    1KB

    MD5

    b81111e91a68ccd06712feab8bb4077a

    SHA1

    0b375d9be8161cc9aa9ecc4198e6fdb9c2d68725

    SHA256

    efb3d9ac63bda95d2c49286287588e72d39e8799566ab7a826d495cb9df2362b

    SHA512

    b40ea6cc704889d3dd34636c88cb2c3b68c2724318e0b5bdd429e2b12af33b84d614d77d8060a58b41e95c18e2386b86f8105a675917dcb9a38140b2c51da3e9

  • C:\Users\Admin\AppData\Local\Temp\holdermail.txt
    Filesize

    327B

    MD5

    1265c5140a2f68b05b92aa1a25a2abb6

    SHA1

    627a660e9d2a41c8c4a662ca44fdb68a1356bc82

    SHA256

    694bae0c1ebf6f8eeb8d902b1bfad57ed9a42dea6d3e327a0137a1c9f4f0c6b9

    SHA512

    ad6a1dd57ec84459f28926d07e25f2c4f49dc67ff95b8400e85c3bcb8eccc471dbac5e2b1a2758fb563866ecacc2fae4657dfb85197fb4cd2547eef334b8a216

  • C:\Users\Admin\AppData\Local\Temp\holdermail.txt
    Filesize

    1KB

    MD5

    01e7975c708365983265ae40d604beb4

    SHA1

    f1c793c9b7a312d355cd944928ba9272bbeec44e

    SHA256

    95d7aeb5f67dc33d0b62d02b26a5d469436f58f2246fd95189a8b86220bc9a40

    SHA512

    9c67c306fbb0e191ea7af01388c6a99714c353590d99887ddd0b0ceee3f6cd3af2e7b2c8d1d22a5a34dac746e4b2156876d935a658afc9a1d38597fd4922e023

  • C:\Users\Admin\AppData\Local\Temp\sql_support.exe
    Filesize

    1.2MB

    MD5

    fac02fb099ef48e12b71d3440864fc02

    SHA1

    743726663066be95712394780925d291e0bc78e9

    SHA256

    ae38c742cbea7e24ba93f0d5fe44f4af94d98a406eb1d2a7d5153c42ec5717fb

    SHA512

    d4308c7164ccf18817bb558d0bf7a98a6aba37f3360613f3d0927fc54f3915963fe3dbf260870efcb3e10cf325d2bd5cb80a347a2e192d84f0df0a9d11f0eec2

  • C:\Users\Admin\AppData\Local\Temp\sql_support.exe
    Filesize

    1.2MB

    MD5

    fac02fb099ef48e12b71d3440864fc02

    SHA1

    743726663066be95712394780925d291e0bc78e9

    SHA256

    ae38c742cbea7e24ba93f0d5fe44f4af94d98a406eb1d2a7d5153c42ec5717fb

    SHA512

    d4308c7164ccf18817bb558d0bf7a98a6aba37f3360613f3d0927fc54f3915963fe3dbf260870efcb3e10cf325d2bd5cb80a347a2e192d84f0df0a9d11f0eec2

  • memory/524-156-0x0000000000400000-0x000000000048E000-memory.dmp
    Filesize

    568KB

  • memory/524-153-0x0000000000400000-0x000000000048E000-memory.dmp
    Filesize

    568KB

  • memory/524-154-0x0000000000400000-0x000000000048E000-memory.dmp
    Filesize

    568KB

  • memory/524-152-0x0000000000400000-0x000000000048E000-memory.dmp
    Filesize

    568KB

  • memory/524-151-0x0000000000000000-mapping.dmp
  • memory/1132-147-0x0000000000000000-mapping.dmp
  • memory/1316-134-0x0000000000000000-mapping.dmp
  • memory/1604-141-0x0000000000000000-mapping.dmp
  • memory/1604-144-0x0000000074870000-0x0000000074E21000-memory.dmp
    Filesize

    5.7MB

  • memory/1604-148-0x0000000074870000-0x0000000074E21000-memory.dmp
    Filesize

    5.7MB

  • memory/1748-157-0x0000000000000000-mapping.dmp
  • memory/1748-158-0x0000000000400000-0x000000000048B000-memory.dmp
    Filesize

    556KB

  • memory/1748-164-0x0000000000400000-0x000000000048B000-memory.dmp
    Filesize

    556KB

  • memory/1748-162-0x0000000000400000-0x000000000048B000-memory.dmp
    Filesize

    556KB

  • memory/1748-161-0x0000000000400000-0x000000000048B000-memory.dmp
    Filesize

    556KB

  • memory/1748-160-0x0000000000400000-0x000000000048B000-memory.dmp
    Filesize

    556KB

  • memory/1748-159-0x0000000000400000-0x000000000048B000-memory.dmp
    Filesize

    556KB

  • memory/2980-138-0x0000000000400000-0x0000000000522000-memory.dmp
    Filesize

    1.1MB

  • memory/2980-136-0x0000000000000000-mapping.dmp
  • memory/2980-137-0x0000000000400000-0x0000000000522000-memory.dmp
    Filesize

    1.1MB

  • memory/2980-149-0x0000000074870000-0x0000000074E21000-memory.dmp
    Filesize

    5.7MB

  • memory/2980-139-0x0000000000400000-0x0000000000522000-memory.dmp
    Filesize

    1.1MB

  • memory/2980-146-0x0000000074870000-0x0000000074E21000-memory.dmp
    Filesize

    5.7MB

  • memory/4000-132-0x0000000074870000-0x0000000074E21000-memory.dmp
    Filesize

    5.7MB

  • memory/4000-133-0x0000000074870000-0x0000000074E21000-memory.dmp
    Filesize

    5.7MB