Analysis

  • max time kernel
    147s
  • max time network
    154s
  • platform
    windows7_x64
  • resource
    win7-20220718-en
  • resource tags

    arch:x64arch:x86image:win7-20220718-enlocale:en-usos:windows7-x64system
  • submitted
    31-07-2022 05:20

General

  • Target

    83e2a7ad036af18cfadc0a723ce688507f2079f05f20ef3678708f80322c6d5b.exe

  • Size

    958KB

  • MD5

    a469bc3854c73406e2c2a533cf60de93

  • SHA1

    f3e4070d2f091e44068349e07ffe5532ac1b80b8

  • SHA256

    83e2a7ad036af18cfadc0a723ce688507f2079f05f20ef3678708f80322c6d5b

  • SHA512

    02146bd2d7c094e4470e330028c8e9a06d755f0d85aab6eca3426486eb3f478571fbc5bf74489b7439d299f96d438a3d558eacddee82869246dff00c05ac1b3b

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.yandex.com
  • Port:
    587
  • Username:
    jonasfranklin@yandex.com
  • Password:
    MEGworld.,

Signatures

  • HawkEye

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

  • NirSoft MailPassView 8 IoCs

    Password recovery tool for various email clients

  • NirSoft WebBrowserPassView 8 IoCs

    Password recovery tool for various web browsers

  • Nirsoft 13 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\83e2a7ad036af18cfadc0a723ce688507f2079f05f20ef3678708f80322c6d5b.exe
    "C:\Users\Admin\AppData\Local\Temp\83e2a7ad036af18cfadc0a723ce688507f2079f05f20ef3678708f80322c6d5b.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1356
    • C:\Users\Admin\AppData\Local\Temp\83e2a7ad036af18cfadc0a723ce688507f2079f05f20ef3678708f80322c6d5b.exe
      C:\Users\Admin\AppData\Local\Temp\83e2a7ad036af18cfadc0a723ce688507f2079f05f20ef3678708f80322c6d5b.exe"
      2⤵
      • Loads dropped DLL
      • Suspicious use of UnmapMainImage
      • Suspicious use of WriteProcessMemory
      PID:896
      • 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:1564
        • 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:668
          • 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:760
          • 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:1712

    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

      a9dab103e6e15bfde37c1840dac641fa

      SHA1

      e0daf2f6a1b16eacc062a7f1451ea16664dcc28d

      SHA256

      b8eadf4478db0a4b8e9b499374757b992f938aa0d3beb672a3fc6299434fa05d

      SHA512

      db0af41e5aa3f27d679ae21cb872db3372e38fe6a2ada45ec94dcd67e567265c22507d5f5b549f7294be6789edbbb0edb19e30e47902fff5c96a82d77c2951c7

    • 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

      958KB

      MD5

      a469bc3854c73406e2c2a533cf60de93

      SHA1

      f3e4070d2f091e44068349e07ffe5532ac1b80b8

      SHA256

      83e2a7ad036af18cfadc0a723ce688507f2079f05f20ef3678708f80322c6d5b

      SHA512

      02146bd2d7c094e4470e330028c8e9a06d755f0d85aab6eca3426486eb3f478571fbc5bf74489b7439d299f96d438a3d558eacddee82869246dff00c05ac1b3b

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

      958KB

      MD5

      a469bc3854c73406e2c2a533cf60de93

      SHA1

      f3e4070d2f091e44068349e07ffe5532ac1b80b8

      SHA256

      83e2a7ad036af18cfadc0a723ce688507f2079f05f20ef3678708f80322c6d5b

      SHA512

      02146bd2d7c094e4470e330028c8e9a06d755f0d85aab6eca3426486eb3f478571fbc5bf74489b7439d299f96d438a3d558eacddee82869246dff00c05ac1b3b

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

      958KB

      MD5

      a469bc3854c73406e2c2a533cf60de93

      SHA1

      f3e4070d2f091e44068349e07ffe5532ac1b80b8

      SHA256

      83e2a7ad036af18cfadc0a723ce688507f2079f05f20ef3678708f80322c6d5b

      SHA512

      02146bd2d7c094e4470e330028c8e9a06d755f0d85aab6eca3426486eb3f478571fbc5bf74489b7439d299f96d438a3d558eacddee82869246dff00c05ac1b3b

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

      958KB

      MD5

      a469bc3854c73406e2c2a533cf60de93

      SHA1

      f3e4070d2f091e44068349e07ffe5532ac1b80b8

      SHA256

      83e2a7ad036af18cfadc0a723ce688507f2079f05f20ef3678708f80322c6d5b

      SHA512

      02146bd2d7c094e4470e330028c8e9a06d755f0d85aab6eca3426486eb3f478571fbc5bf74489b7439d299f96d438a3d558eacddee82869246dff00c05ac1b3b

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

      958KB

      MD5

      a469bc3854c73406e2c2a533cf60de93

      SHA1

      f3e4070d2f091e44068349e07ffe5532ac1b80b8

      SHA256

      83e2a7ad036af18cfadc0a723ce688507f2079f05f20ef3678708f80322c6d5b

      SHA512

      02146bd2d7c094e4470e330028c8e9a06d755f0d85aab6eca3426486eb3f478571fbc5bf74489b7439d299f96d438a3d558eacddee82869246dff00c05ac1b3b

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

      958KB

      MD5

      a469bc3854c73406e2c2a533cf60de93

      SHA1

      f3e4070d2f091e44068349e07ffe5532ac1b80b8

      SHA256

      83e2a7ad036af18cfadc0a723ce688507f2079f05f20ef3678708f80322c6d5b

      SHA512

      02146bd2d7c094e4470e330028c8e9a06d755f0d85aab6eca3426486eb3f478571fbc5bf74489b7439d299f96d438a3d558eacddee82869246dff00c05ac1b3b

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

      958KB

      MD5

      a469bc3854c73406e2c2a533cf60de93

      SHA1

      f3e4070d2f091e44068349e07ffe5532ac1b80b8

      SHA256

      83e2a7ad036af18cfadc0a723ce688507f2079f05f20ef3678708f80322c6d5b

      SHA512

      02146bd2d7c094e4470e330028c8e9a06d755f0d85aab6eca3426486eb3f478571fbc5bf74489b7439d299f96d438a3d558eacddee82869246dff00c05ac1b3b

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

      958KB

      MD5

      a469bc3854c73406e2c2a533cf60de93

      SHA1

      f3e4070d2f091e44068349e07ffe5532ac1b80b8

      SHA256

      83e2a7ad036af18cfadc0a723ce688507f2079f05f20ef3678708f80322c6d5b

      SHA512

      02146bd2d7c094e4470e330028c8e9a06d755f0d85aab6eca3426486eb3f478571fbc5bf74489b7439d299f96d438a3d558eacddee82869246dff00c05ac1b3b

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

      958KB

      MD5

      a469bc3854c73406e2c2a533cf60de93

      SHA1

      f3e4070d2f091e44068349e07ffe5532ac1b80b8

      SHA256

      83e2a7ad036af18cfadc0a723ce688507f2079f05f20ef3678708f80322c6d5b

      SHA512

      02146bd2d7c094e4470e330028c8e9a06d755f0d85aab6eca3426486eb3f478571fbc5bf74489b7439d299f96d438a3d558eacddee82869246dff00c05ac1b3b

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

      958KB

      MD5

      a469bc3854c73406e2c2a533cf60de93

      SHA1

      f3e4070d2f091e44068349e07ffe5532ac1b80b8

      SHA256

      83e2a7ad036af18cfadc0a723ce688507f2079f05f20ef3678708f80322c6d5b

      SHA512

      02146bd2d7c094e4470e330028c8e9a06d755f0d85aab6eca3426486eb3f478571fbc5bf74489b7439d299f96d438a3d558eacddee82869246dff00c05ac1b3b

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

      958KB

      MD5

      a469bc3854c73406e2c2a533cf60de93

      SHA1

      f3e4070d2f091e44068349e07ffe5532ac1b80b8

      SHA256

      83e2a7ad036af18cfadc0a723ce688507f2079f05f20ef3678708f80322c6d5b

      SHA512

      02146bd2d7c094e4470e330028c8e9a06d755f0d85aab6eca3426486eb3f478571fbc5bf74489b7439d299f96d438a3d558eacddee82869246dff00c05ac1b3b

    • memory/668-115-0x0000000076FC0000-0x0000000077140000-memory.dmp
      Filesize

      1.5MB

    • memory/668-95-0x0000000000400000-0x0000000000477000-memory.dmp
      Filesize

      476KB

    • memory/668-106-0x0000000074110000-0x00000000746BB000-memory.dmp
      Filesize

      5.7MB

    • memory/668-105-0x0000000076FC0000-0x0000000077140000-memory.dmp
      Filesize

      1.5MB

    • memory/668-127-0x00000000005A5000-0x00000000005B6000-memory.dmp
      Filesize

      68KB

    • memory/668-104-0x0000000076FC0000-0x0000000077140000-memory.dmp
      Filesize

      1.5MB

    • memory/668-118-0x0000000074110000-0x00000000746BB000-memory.dmp
      Filesize

      5.7MB

    • memory/668-86-0x00000000004D32D2-mapping.dmp
    • memory/668-117-0x0000000074110000-0x00000000746BB000-memory.dmp
      Filesize

      5.7MB

    • memory/668-116-0x0000000076FC0000-0x0000000077140000-memory.dmp
      Filesize

      1.5MB

    • memory/668-102-0x0000000009090000-0x0000000009220000-memory.dmp
      Filesize

      1.6MB

    • memory/668-99-0x0000000001FC0000-0x0000000002050000-memory.dmp
      Filesize

      576KB

    • memory/668-110-0x00000000005A5000-0x00000000005B6000-memory.dmp
      Filesize

      68KB

    • memory/760-107-0x0000000000400000-0x000000000041B000-memory.dmp
      Filesize

      108KB

    • memory/760-112-0x0000000000400000-0x000000000041B000-memory.dmp
      Filesize

      108KB

    • memory/760-114-0x0000000000400000-0x000000000041B000-memory.dmp
      Filesize

      108KB

    • memory/760-108-0x0000000000411654-mapping.dmp
    • memory/760-126-0x0000000000400000-0x000000000041B000-memory.dmp
      Filesize

      108KB

    • memory/896-72-0x0000000074190000-0x000000007473B000-memory.dmp
      Filesize

      5.7MB

    • memory/896-66-0x0000000002580000-0x0000000002610000-memory.dmp
      Filesize

      576KB

    • memory/896-70-0x0000000076FC0000-0x0000000077140000-memory.dmp
      Filesize

      1.5MB

    • memory/896-58-0x00000000004D32D2-mapping.dmp
    • memory/896-77-0x0000000076FC0000-0x0000000077140000-memory.dmp
      Filesize

      1.5MB

    • memory/896-79-0x0000000074190000-0x000000007473B000-memory.dmp
      Filesize

      5.7MB

    • memory/896-71-0x0000000008A40000-0x0000000009538000-memory.dmp
      Filesize

      11.0MB

    • memory/896-63-0x0000000000400000-0x0000000000477000-memory.dmp
      Filesize

      476KB

    • memory/896-69-0x0000000076FC0000-0x0000000077140000-memory.dmp
      Filesize

      1.5MB

    • memory/1356-59-0x0000000076FC0000-0x0000000077140000-memory.dmp
      Filesize

      1.5MB

    • memory/1356-56-0x00000000003E0000-0x00000000003E7000-memory.dmp
      Filesize

      28KB

    • memory/1356-57-0x0000000075BF1000-0x0000000075BF3000-memory.dmp
      Filesize

      8KB

    • memory/1564-89-0x0000000076FC0000-0x0000000077140000-memory.dmp
      Filesize

      1.5MB

    • memory/1564-74-0x0000000000000000-mapping.dmp
    • memory/1712-123-0x0000000000400000-0x0000000000458000-memory.dmp
      Filesize

      352KB

    • memory/1712-125-0x0000000000400000-0x0000000000458000-memory.dmp
      Filesize

      352KB

    • memory/1712-120-0x0000000000442628-mapping.dmp
    • memory/1712-119-0x0000000000400000-0x0000000000458000-memory.dmp
      Filesize

      352KB

    • memory/1712-129-0x0000000000400000-0x0000000000458000-memory.dmp
      Filesize

      352KB