Analysis

  • max time kernel
    117s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7-20220414-en
  • submitted
    25-06-2022 05:28

General

  • Target

    7fa356cd947b0938ba71bed468c957b589540fe0c2110a38590984531dd598f4.exe

  • Size

    954KB

  • MD5

    857ccc88699a94fbc755a2593e501f41

  • SHA1

    97d7024a4798987a741c4a69fa4bf16e6bb64419

  • SHA256

    7fa356cd947b0938ba71bed468c957b589540fe0c2110a38590984531dd598f4

  • SHA512

    43e646d1fbfc7d31a3129742c8a8d62a3dcd7306aac56cbe25783d19777aa2ceb11bdbd44f3c0562d5665d7df901741c276533cae078902a5fed599d76348512

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.yandex.com
  • Port:
    587
  • Username:
    newyearlogin@yandex.com
  • Password:
    ifeanyi1987

Signatures

  • HawkEye

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

  • NirSoft MailPassView 10 IoCs

    Password recovery tool for various email clients

  • NirSoft WebBrowserPassView 9 IoCs

    Password recovery tool for various web browsers

  • Nirsoft 14 IoCs
  • Executes dropped EXE 2 IoCs
  • Deletes itself 1 IoCs
  • Loads dropped DLL 8 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 use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of UnmapMainImage 2 IoCs
  • Suspicious use of WriteProcessMemory 44 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\7fa356cd947b0938ba71bed468c957b589540fe0c2110a38590984531dd598f4.exe
    "C:\Users\Admin\AppData\Local\Temp\7fa356cd947b0938ba71bed468c957b589540fe0c2110a38590984531dd598f4.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1756
    • C:\Users\Admin\AppData\Local\Temp\7fa356cd947b0938ba71bed468c957b589540fe0c2110a38590984531dd598f4.exe
      C:\Users\Admin\AppData\Local\Temp\7fa356cd947b0938ba71bed468c957b589540fe0c2110a38590984531dd598f4.exe"
      2⤵
      • Loads dropped DLL
      • Suspicious use of UnmapMainImage
      • Suspicious use of WriteProcessMemory
      PID:240
      • 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 use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:2012
        • C:\Users\Admin\AppData\Roaming\Windows Update.exe
          C:\Users\Admin\AppData\Roaming\Windows Update.exe"
          4⤵
          • Executes dropped EXE
          • Deletes itself
          • Loads dropped DLL
          • Suspicious use of SetThreadContext
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of SetWindowsHookEx
          • Suspicious use of UnmapMainImage
          • Suspicious use of WriteProcessMemory
          PID:1220
          • 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:1692
          • 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:1152

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Execution

    Scripting

    1
    T1064

    Defense Evasion

    Scripting

    1
    T1064

    Discovery

    System Information Discovery

    1
    T1082

    Collection

    Email Collection

    1
    T1114

    Replay Monitor

    Loading Replay Monitor...

    Downloads

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

      102B

      MD5

      7836b72e8e80a17634209846332d5116

      SHA1

      995f4d8dd5c16098de86d4399ec587cdc5635689

      SHA256

      416c48f33f22032faafde6fba1f38167fe605575bf3ef3d0a5b77e8f20954e10

      SHA512

      02a312319d22cfc41cbd17c7264e0d6d426bd857ee1c4d80e2aee84afe1449daa99688ff352f8a0d52250df81d82fab84c14cd18db4b610845ac8b70ef74e92f

    • 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

      954KB

      MD5

      857ccc88699a94fbc755a2593e501f41

      SHA1

      97d7024a4798987a741c4a69fa4bf16e6bb64419

      SHA256

      7fa356cd947b0938ba71bed468c957b589540fe0c2110a38590984531dd598f4

      SHA512

      43e646d1fbfc7d31a3129742c8a8d62a3dcd7306aac56cbe25783d19777aa2ceb11bdbd44f3c0562d5665d7df901741c276533cae078902a5fed599d76348512

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

      954KB

      MD5

      857ccc88699a94fbc755a2593e501f41

      SHA1

      97d7024a4798987a741c4a69fa4bf16e6bb64419

      SHA256

      7fa356cd947b0938ba71bed468c957b589540fe0c2110a38590984531dd598f4

      SHA512

      43e646d1fbfc7d31a3129742c8a8d62a3dcd7306aac56cbe25783d19777aa2ceb11bdbd44f3c0562d5665d7df901741c276533cae078902a5fed599d76348512

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

      954KB

      MD5

      857ccc88699a94fbc755a2593e501f41

      SHA1

      97d7024a4798987a741c4a69fa4bf16e6bb64419

      SHA256

      7fa356cd947b0938ba71bed468c957b589540fe0c2110a38590984531dd598f4

      SHA512

      43e646d1fbfc7d31a3129742c8a8d62a3dcd7306aac56cbe25783d19777aa2ceb11bdbd44f3c0562d5665d7df901741c276533cae078902a5fed599d76348512

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

      954KB

      MD5

      857ccc88699a94fbc755a2593e501f41

      SHA1

      97d7024a4798987a741c4a69fa4bf16e6bb64419

      SHA256

      7fa356cd947b0938ba71bed468c957b589540fe0c2110a38590984531dd598f4

      SHA512

      43e646d1fbfc7d31a3129742c8a8d62a3dcd7306aac56cbe25783d19777aa2ceb11bdbd44f3c0562d5665d7df901741c276533cae078902a5fed599d76348512

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

      954KB

      MD5

      857ccc88699a94fbc755a2593e501f41

      SHA1

      97d7024a4798987a741c4a69fa4bf16e6bb64419

      SHA256

      7fa356cd947b0938ba71bed468c957b589540fe0c2110a38590984531dd598f4

      SHA512

      43e646d1fbfc7d31a3129742c8a8d62a3dcd7306aac56cbe25783d19777aa2ceb11bdbd44f3c0562d5665d7df901741c276533cae078902a5fed599d76348512

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

      954KB

      MD5

      857ccc88699a94fbc755a2593e501f41

      SHA1

      97d7024a4798987a741c4a69fa4bf16e6bb64419

      SHA256

      7fa356cd947b0938ba71bed468c957b589540fe0c2110a38590984531dd598f4

      SHA512

      43e646d1fbfc7d31a3129742c8a8d62a3dcd7306aac56cbe25783d19777aa2ceb11bdbd44f3c0562d5665d7df901741c276533cae078902a5fed599d76348512

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

      954KB

      MD5

      857ccc88699a94fbc755a2593e501f41

      SHA1

      97d7024a4798987a741c4a69fa4bf16e6bb64419

      SHA256

      7fa356cd947b0938ba71bed468c957b589540fe0c2110a38590984531dd598f4

      SHA512

      43e646d1fbfc7d31a3129742c8a8d62a3dcd7306aac56cbe25783d19777aa2ceb11bdbd44f3c0562d5665d7df901741c276533cae078902a5fed599d76348512

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

      954KB

      MD5

      857ccc88699a94fbc755a2593e501f41

      SHA1

      97d7024a4798987a741c4a69fa4bf16e6bb64419

      SHA256

      7fa356cd947b0938ba71bed468c957b589540fe0c2110a38590984531dd598f4

      SHA512

      43e646d1fbfc7d31a3129742c8a8d62a3dcd7306aac56cbe25783d19777aa2ceb11bdbd44f3c0562d5665d7df901741c276533cae078902a5fed599d76348512

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

      954KB

      MD5

      857ccc88699a94fbc755a2593e501f41

      SHA1

      97d7024a4798987a741c4a69fa4bf16e6bb64419

      SHA256

      7fa356cd947b0938ba71bed468c957b589540fe0c2110a38590984531dd598f4

      SHA512

      43e646d1fbfc7d31a3129742c8a8d62a3dcd7306aac56cbe25783d19777aa2ceb11bdbd44f3c0562d5665d7df901741c276533cae078902a5fed599d76348512

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

      954KB

      MD5

      857ccc88699a94fbc755a2593e501f41

      SHA1

      97d7024a4798987a741c4a69fa4bf16e6bb64419

      SHA256

      7fa356cd947b0938ba71bed468c957b589540fe0c2110a38590984531dd598f4

      SHA512

      43e646d1fbfc7d31a3129742c8a8d62a3dcd7306aac56cbe25783d19777aa2ceb11bdbd44f3c0562d5665d7df901741c276533cae078902a5fed599d76348512

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

      954KB

      MD5

      857ccc88699a94fbc755a2593e501f41

      SHA1

      97d7024a4798987a741c4a69fa4bf16e6bb64419

      SHA256

      7fa356cd947b0938ba71bed468c957b589540fe0c2110a38590984531dd598f4

      SHA512

      43e646d1fbfc7d31a3129742c8a8d62a3dcd7306aac56cbe25783d19777aa2ceb11bdbd44f3c0562d5665d7df901741c276533cae078902a5fed599d76348512

    • memory/240-59-0x00000000004D3E11-mapping.dmp
    • memory/240-76-0x00000000778E0000-0x0000000077A60000-memory.dmp
      Filesize

      1.5MB

    • memory/240-77-0x0000000074940000-0x0000000074EEB000-memory.dmp
      Filesize

      5.7MB

    • memory/240-71-0x0000000074940000-0x0000000074EEB000-memory.dmp
      Filesize

      5.7MB

    • memory/240-70-0x00000000778E0000-0x0000000077A60000-memory.dmp
      Filesize

      1.5MB

    • memory/240-68-0x0000000000480000-0x0000000000510000-memory.dmp
      Filesize

      576KB

    • memory/240-67-0x0000000000482000-0x000000000050A000-memory.dmp
      Filesize

      544KB

    • memory/240-64-0x0000000000400000-0x0000000000477000-memory.dmp
      Filesize

      476KB

    • memory/1152-126-0x0000000000400000-0x0000000000458000-memory.dmp
      Filesize

      352KB

    • memory/1152-123-0x0000000000400000-0x0000000000458000-memory.dmp
      Filesize

      352KB

    • memory/1152-120-0x0000000000442628-mapping.dmp
    • memory/1152-119-0x0000000000400000-0x0000000000458000-memory.dmp
      Filesize

      352KB

    • memory/1220-103-0x00000000778E0000-0x0000000077A60000-memory.dmp
      Filesize

      1.5MB

    • memory/1220-113-0x0000000006A05000-0x0000000006A16000-memory.dmp
      Filesize

      68KB

    • memory/1220-95-0x0000000000400000-0x0000000000477000-memory.dmp
      Filesize

      476KB

    • memory/1220-99-0x0000000000482000-0x000000000050A000-memory.dmp
      Filesize

      544KB

    • memory/1220-100-0x0000000000480000-0x0000000000510000-memory.dmp
      Filesize

      576KB

    • memory/1220-102-0x0000000008C50000-0x0000000009748000-memory.dmp
      Filesize

      11.0MB

    • memory/1220-127-0x0000000006A05000-0x0000000006A16000-memory.dmp
      Filesize

      68KB

    • memory/1220-104-0x00000000778E0000-0x0000000077A60000-memory.dmp
      Filesize

      1.5MB

    • memory/1220-105-0x00000000748C0000-0x0000000074E6B000-memory.dmp
      Filesize

      5.7MB

    • memory/1220-86-0x00000000004D3E11-mapping.dmp
    • memory/1220-117-0x00000000748C0000-0x0000000074E6B000-memory.dmp
      Filesize

      5.7MB

    • memory/1220-116-0x00000000778E0000-0x0000000077A60000-memory.dmp
      Filesize

      1.5MB

    • memory/1220-115-0x00000000778E0000-0x0000000077A60000-memory.dmp
      Filesize

      1.5MB

    • memory/1692-114-0x0000000000400000-0x000000000041B000-memory.dmp
      Filesize

      108KB

    • memory/1692-111-0x0000000000400000-0x000000000041B000-memory.dmp
      Filesize

      108KB

    • memory/1692-107-0x0000000000400000-0x000000000041B000-memory.dmp
      Filesize

      108KB

    • memory/1692-108-0x0000000000411654-mapping.dmp
    • memory/1692-118-0x0000000000400000-0x000000000041B000-memory.dmp
      Filesize

      108KB

    • memory/1756-58-0x00000000778E0000-0x0000000077A60000-memory.dmp
      Filesize

      1.5MB

    • memory/1756-56-0x0000000000680000-0x0000000000687000-memory.dmp
      Filesize

      28KB

    • memory/1756-60-0x00000000778E0000-0x0000000077A60000-memory.dmp
      Filesize

      1.5MB

    • memory/1756-57-0x0000000076571000-0x0000000076573000-memory.dmp
      Filesize

      8KB

    • memory/2012-88-0x00000000778E0000-0x0000000077A60000-memory.dmp
      Filesize

      1.5MB

    • memory/2012-84-0x00000000002C0000-0x00000000003AE000-memory.dmp
      Filesize

      952KB

    • memory/2012-73-0x0000000000000000-mapping.dmp