Analysis

  • max time kernel
    90s
  • max time network
    153s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    23-11-2022 15:40

General

  • Target

    e1945430dceed606ba3a8cff1a38fced69ed4a9ff1eaecbd6b8b1ebc7c918b76.exe

  • Size

    452KB

  • MD5

    d77f2ec9e85a152b9c0bbce2f9e4355c

  • SHA1

    c9a0017ce1cb6570000407894587f9a28162e71e

  • SHA256

    e1945430dceed606ba3a8cff1a38fced69ed4a9ff1eaecbd6b8b1ebc7c918b76

  • SHA512

    5e3b00ec62ec6afda5c4596bd8f5175af28d2ae7d64a7ae20bd50899fec4c965c7ba8b91a0b4e6fb93ef09cedc7f9398e7659f013d1c8cb783330799dd7949e6

  • SSDEEP

    12288:pWVfQmlsMiOaRBaw8zhYkeCzIZMeQYbVd:EVfWMoNk3kZPbv

Malware Config

Signatures

  • HawkEye

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

  • NirSoft MailPassView 15 IoCs

    Password recovery tool for various email clients

  • NirSoft WebBrowserPassView 15 IoCs

    Password recovery tool for various web browsers

  • Nirsoft 20 IoCs
  • Executes dropped EXE 3 IoCs
  • Deletes itself 1 IoCs
  • Loads dropped DLL 3 IoCs
  • Uses the VBS compiler for execution 1 TTPs
  • Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs
  • Looks up external IP address via web service 3 IoCs

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

  • Suspicious use of SetThreadContext 4 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 48 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\e1945430dceed606ba3a8cff1a38fced69ed4a9ff1eaecbd6b8b1ebc7c918b76.exe
    "C:\Users\Admin\AppData\Local\Temp\e1945430dceed606ba3a8cff1a38fced69ed4a9ff1eaecbd6b8b1ebc7c918b76.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1632
    • C:\Users\Admin\AppData\Local\Temp\e1945430dceed606ba3a8cff1a38fced69ed4a9ff1eaecbd6b8b1ebc7c918b76.exe
      "C:\Users\Admin\AppData\Local\Temp\e1945430dceed606ba3a8cff1a38fced69ed4a9ff1eaecbd6b8b1ebc7c918b76.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious use of WriteProcessMemory
      PID:1300
      • C:\Users\Admin\AppData\Roaming\Windows Update.exe
        "C:\Users\Admin\AppData\Roaming\Windows Update.exe"
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Suspicious use of SetThreadContext
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:1516
        • C:\Users\Admin\AppData\Roaming\Windows Update.exe
          "C:\Users\Admin\AppData\Roaming\Windows Update.exe"
          4⤵
          • Executes dropped EXE
          • Deletes itself
          • Suspicious use of SetThreadContext
          • Suspicious use of WriteProcessMemory
          PID:284
          • C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
            C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe /stext "C:\Users\Admin\AppData\Local\Temp\holdermail.txt"
            5⤵
            • Accesses Microsoft Outlook accounts
            PID:1444
          • C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
            C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe /stext "C:\Users\Admin\AppData\Local\Temp\holderwb.txt"
            5⤵
              PID:1552

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\SysInfo.txt

      Filesize

      102B

      MD5

      71e5ab5556c5dbf014afd6ce0c46413a

      SHA1

      92a70d331f0f7e4a733fd7d35720d83e50d56be5

      SHA256

      9abf26831c6e879454c31088fd3678a435903bea31d4ceb2784eccd1c4f061d1

      SHA512

      e6fe9dd7e1194e35560797502850586f8681324ddb7af9c78cff87965898ebc50055ae7d6f44b43ee0a549064db47de1dcf62bd208a8adb37871390a7ac105ba

    • C:\Users\Admin\AppData\Local\Temp\e1945430dceed606ba3a8cff1a38fced69ed4a9ff1eaecbd6b8b1ebc7c918b76.exe

      Filesize

      452KB

      MD5

      d77f2ec9e85a152b9c0bbce2f9e4355c

      SHA1

      c9a0017ce1cb6570000407894587f9a28162e71e

      SHA256

      e1945430dceed606ba3a8cff1a38fced69ed4a9ff1eaecbd6b8b1ebc7c918b76

      SHA512

      5e3b00ec62ec6afda5c4596bd8f5175af28d2ae7d64a7ae20bd50899fec4c965c7ba8b91a0b4e6fb93ef09cedc7f9398e7659f013d1c8cb783330799dd7949e6

    • C:\Users\Admin\AppData\Local\Temp\holderwb.txt

      Filesize

      2B

      MD5

      f3b25701fe362ec84616a93a45ce9998

      SHA1

      d62636d8caec13f04e28442a0a6fa1afeb024bbb

      SHA256

      b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209

      SHA512

      98c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84

    • C:\Users\Admin\AppData\Roaming\Windows Update.exe

      Filesize

      452KB

      MD5

      d77f2ec9e85a152b9c0bbce2f9e4355c

      SHA1

      c9a0017ce1cb6570000407894587f9a28162e71e

      SHA256

      e1945430dceed606ba3a8cff1a38fced69ed4a9ff1eaecbd6b8b1ebc7c918b76

      SHA512

      5e3b00ec62ec6afda5c4596bd8f5175af28d2ae7d64a7ae20bd50899fec4c965c7ba8b91a0b4e6fb93ef09cedc7f9398e7659f013d1c8cb783330799dd7949e6

    • C:\Users\Admin\AppData\Roaming\Windows Update.exe

      Filesize

      452KB

      MD5

      d77f2ec9e85a152b9c0bbce2f9e4355c

      SHA1

      c9a0017ce1cb6570000407894587f9a28162e71e

      SHA256

      e1945430dceed606ba3a8cff1a38fced69ed4a9ff1eaecbd6b8b1ebc7c918b76

      SHA512

      5e3b00ec62ec6afda5c4596bd8f5175af28d2ae7d64a7ae20bd50899fec4c965c7ba8b91a0b4e6fb93ef09cedc7f9398e7659f013d1c8cb783330799dd7949e6

    • C:\Users\Admin\AppData\Roaming\Windows Update.exe

      Filesize

      452KB

      MD5

      d77f2ec9e85a152b9c0bbce2f9e4355c

      SHA1

      c9a0017ce1cb6570000407894587f9a28162e71e

      SHA256

      e1945430dceed606ba3a8cff1a38fced69ed4a9ff1eaecbd6b8b1ebc7c918b76

      SHA512

      5e3b00ec62ec6afda5c4596bd8f5175af28d2ae7d64a7ae20bd50899fec4c965c7ba8b91a0b4e6fb93ef09cedc7f9398e7659f013d1c8cb783330799dd7949e6

    • \Users\Admin\AppData\Local\Temp\e1945430dceed606ba3a8cff1a38fced69ed4a9ff1eaecbd6b8b1ebc7c918b76.exe

      Filesize

      452KB

      MD5

      d77f2ec9e85a152b9c0bbce2f9e4355c

      SHA1

      c9a0017ce1cb6570000407894587f9a28162e71e

      SHA256

      e1945430dceed606ba3a8cff1a38fced69ed4a9ff1eaecbd6b8b1ebc7c918b76

      SHA512

      5e3b00ec62ec6afda5c4596bd8f5175af28d2ae7d64a7ae20bd50899fec4c965c7ba8b91a0b4e6fb93ef09cedc7f9398e7659f013d1c8cb783330799dd7949e6

    • \Users\Admin\AppData\Roaming\Windows Update.exe

      Filesize

      452KB

      MD5

      d77f2ec9e85a152b9c0bbce2f9e4355c

      SHA1

      c9a0017ce1cb6570000407894587f9a28162e71e

      SHA256

      e1945430dceed606ba3a8cff1a38fced69ed4a9ff1eaecbd6b8b1ebc7c918b76

      SHA512

      5e3b00ec62ec6afda5c4596bd8f5175af28d2ae7d64a7ae20bd50899fec4c965c7ba8b91a0b4e6fb93ef09cedc7f9398e7659f013d1c8cb783330799dd7949e6

    • \Users\Admin\AppData\Roaming\Windows Update.exe

      Filesize

      452KB

      MD5

      d77f2ec9e85a152b9c0bbce2f9e4355c

      SHA1

      c9a0017ce1cb6570000407894587f9a28162e71e

      SHA256

      e1945430dceed606ba3a8cff1a38fced69ed4a9ff1eaecbd6b8b1ebc7c918b76

      SHA512

      5e3b00ec62ec6afda5c4596bd8f5175af28d2ae7d64a7ae20bd50899fec4c965c7ba8b91a0b4e6fb93ef09cedc7f9398e7659f013d1c8cb783330799dd7949e6

    • memory/284-100-0x0000000000400000-0x0000000000484000-memory.dmp

      Filesize

      528KB

    • memory/284-93-0x000000000047EACE-mapping.dmp

    • memory/284-102-0x0000000074590000-0x0000000074B3B000-memory.dmp

      Filesize

      5.7MB

    • memory/284-97-0x0000000000400000-0x0000000000484000-memory.dmp

      Filesize

      528KB

    • memory/284-106-0x0000000000725000-0x0000000000736000-memory.dmp

      Filesize

      68KB

    • memory/284-111-0x0000000074590000-0x0000000074B3B000-memory.dmp

      Filesize

      5.7MB

    • memory/284-119-0x0000000000725000-0x0000000000736000-memory.dmp

      Filesize

      68KB

    • memory/1300-85-0x0000000074600000-0x0000000074BAB000-memory.dmp

      Filesize

      5.7MB

    • memory/1300-68-0x0000000000180000-0x0000000000204000-memory.dmp

      Filesize

      528KB

    • memory/1300-60-0x0000000000180000-0x0000000000204000-memory.dmp

      Filesize

      528KB

    • memory/1300-62-0x0000000000180000-0x0000000000204000-memory.dmp

      Filesize

      528KB

    • memory/1300-63-0x0000000000180000-0x0000000000204000-memory.dmp

      Filesize

      528KB

    • memory/1300-75-0x0000000000180000-0x0000000000204000-memory.dmp

      Filesize

      528KB

    • memory/1300-59-0x0000000000180000-0x0000000000204000-memory.dmp

      Filesize

      528KB

    • memory/1300-72-0x0000000000180000-0x0000000000204000-memory.dmp

      Filesize

      528KB

    • memory/1300-79-0x0000000074600000-0x0000000074BAB000-memory.dmp

      Filesize

      5.7MB

    • memory/1300-65-0x000000000047EACE-mapping.dmp

    • memory/1300-67-0x0000000000180000-0x0000000000204000-memory.dmp

      Filesize

      528KB

    • memory/1444-105-0x0000000000411654-mapping.dmp

    • memory/1444-104-0x0000000000400000-0x000000000041B000-memory.dmp

      Filesize

      108KB

    • memory/1444-109-0x0000000000400000-0x000000000041B000-memory.dmp

      Filesize

      108KB

    • memory/1444-110-0x0000000000400000-0x000000000041B000-memory.dmp

      Filesize

      108KB

    • memory/1444-118-0x0000000000400000-0x000000000041B000-memory.dmp

      Filesize

      108KB

    • memory/1516-96-0x0000000074600000-0x0000000074BAB000-memory.dmp

      Filesize

      5.7MB

    • memory/1516-81-0x0000000000000000-mapping.dmp

    • memory/1516-98-0x0000000000126000-0x0000000000137000-memory.dmp

      Filesize

      68KB

    • memory/1552-113-0x0000000000442628-mapping.dmp

    • memory/1552-112-0x0000000000400000-0x0000000000458000-memory.dmp

      Filesize

      352KB

    • memory/1552-116-0x0000000000400000-0x0000000000458000-memory.dmp

      Filesize

      352KB

    • memory/1552-117-0x0000000000400000-0x0000000000458000-memory.dmp

      Filesize

      352KB

    • memory/1552-121-0x0000000000400000-0x0000000000458000-memory.dmp

      Filesize

      352KB

    • memory/1632-78-0x00000000004D6000-0x00000000004E7000-memory.dmp

      Filesize

      68KB

    • memory/1632-57-0x00000000004D6000-0x00000000004E7000-memory.dmp

      Filesize

      68KB

    • memory/1632-54-0x0000000076301000-0x0000000076303000-memory.dmp

      Filesize

      8KB

    • memory/1632-77-0x0000000074600000-0x0000000074BAB000-memory.dmp

      Filesize

      5.7MB

    • memory/1632-56-0x0000000074600000-0x0000000074BAB000-memory.dmp

      Filesize

      5.7MB

    • memory/1632-55-0x0000000074600000-0x0000000074BAB000-memory.dmp

      Filesize

      5.7MB