Windows 7 deprecation

Windows 7 will be removed from tria.ge on 2025-03-31

Analysis

  • max time kernel
    101s
  • max time network
    137s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    25/11/2022, 11:04

General

  • Target

    file.exe

  • Size

    1.5MB

  • MD5

    3ec8cc709e2c6c399995935a26b1424c

  • SHA1

    e326e1dc24819ff6b2833452b38598c943c62197

  • SHA256

    43918d8c4473265ec9b69efd8070a14e6732bafb4e7dd39f26213217c26e9796

  • SHA512

    b59a4414d9bebffad20d4c0ecd2b19ab42a8734333826c9d0447003e2536f41baefcce8537719264c5c10ee88a36ff29fc0db2e6a02a03bdd914ec87678569bc

  • SSDEEP

    24576:Bizcbc+fYNbvGln0RPYdctjmb+3G2UQeIFB+4Bz1U9vetEckQjj/jCsvdfaY6z7O:qkffYNjen0RMc9mSCi+4ZtV/3/2svdfj

Score
10/10

Malware Config

Extracted

Family

nymaim

C2

45.139.105.171

85.31.46.167

Signatures

  • NyMaim

    NyMaim is a malware with various capabilities written in C++ and first seen in 2013.

  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 10 IoCs
  • Checks installed software on the system 1 TTPs

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

  • Drops file in Program Files directory 9 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Kills process with taskkill 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 35 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\file.exe
    "C:\Users\Admin\AppData\Local\Temp\file.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:1712
    • C:\Users\Admin\AppData\Local\Temp\is-TGBLM.tmp\is-TIJ7R.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-TGBLM.tmp\is-TIJ7R.tmp" /SL4 $60122 "C:\Users\Admin\AppData\Local\Temp\file.exe" 1289975 51712
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in Program Files directory
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1532
      • C:\Program Files (x86)\PrintFolders\PrintFolders.exe
        "C:\Program Files (x86)\PrintFolders\PrintFolders.exe"
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:1740
        • C:\Users\Admin\AppData\Roaming\{846ee340-7039-11de-9d20-806e6f6e6963}\ZCpaqQdNio.exe
          4⤵
          • Executes dropped EXE
          • Loads dropped DLL
          PID:524
        • C:\Windows\SysWOW64\cmd.exe
          "C:\Windows\System32\cmd.exe" /c taskkill /im "PrintFolders.exe" /f & erase "C:\Program Files (x86)\PrintFolders\PrintFolders.exe" & exit
          4⤵
          • Suspicious use of WriteProcessMemory
          PID:1288
          • C:\Windows\SysWOW64\taskkill.exe
            taskkill /im "PrintFolders.exe" /f
            5⤵
            • Kills process with taskkill
            • Suspicious use of AdjustPrivilegeToken
            PID:1392

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Program Files (x86)\PrintFolders\PrintFolders.exe

    Filesize

    1.7MB

    MD5

    eb85e6a62b372f6c784e55d9d7ffafad

    SHA1

    92064fd395302ce3f40db1decabeb5d69173a732

    SHA256

    917dd8561fba8dbb2386d3c92589328bf1f96f7d93a7ae26019247cab7d1331d

    SHA512

    5ff353943e2c24260e2e98b48fdd2d958f53ccdebbf934322c1123ec417500c113e787548c8a84e85b7d746c75bc7a28cec8f4a1c447f1edcfa773fba693421e

  • C:\Program Files (x86)\PrintFolders\PrintFolders.exe

    Filesize

    1.7MB

    MD5

    eb85e6a62b372f6c784e55d9d7ffafad

    SHA1

    92064fd395302ce3f40db1decabeb5d69173a732

    SHA256

    917dd8561fba8dbb2386d3c92589328bf1f96f7d93a7ae26019247cab7d1331d

    SHA512

    5ff353943e2c24260e2e98b48fdd2d958f53ccdebbf934322c1123ec417500c113e787548c8a84e85b7d746c75bc7a28cec8f4a1c447f1edcfa773fba693421e

  • C:\Users\Admin\AppData\Local\Temp\is-TGBLM.tmp\is-TIJ7R.tmp

    Filesize

    643KB

    MD5

    85b94e72c3f2d2b5464e2aaf3c9e242a

    SHA1

    ce7ccae5f50a990d059d59292d4a332979e162ba

    SHA256

    1441464feeef365573af18802c464769b7d3107624fde24604f57e386f97f1a7

    SHA512

    c0c27189989db482be9bda5b6b8b1441bdc5e9b0f3a414ccab4c4be516e7f99e25717845361a5b196114502faaaf21bec7aca91b497acd2e2396f49c31850880

  • C:\Users\Admin\AppData\Local\Temp\is-TGBLM.tmp\is-TIJ7R.tmp

    Filesize

    643KB

    MD5

    85b94e72c3f2d2b5464e2aaf3c9e242a

    SHA1

    ce7ccae5f50a990d059d59292d4a332979e162ba

    SHA256

    1441464feeef365573af18802c464769b7d3107624fde24604f57e386f97f1a7

    SHA512

    c0c27189989db482be9bda5b6b8b1441bdc5e9b0f3a414ccab4c4be516e7f99e25717845361a5b196114502faaaf21bec7aca91b497acd2e2396f49c31850880

  • C:\Users\Admin\AppData\Roaming\{846ee340-7039-11de-9d20-806e6f6e6963}\ZCpaqQdNio.exe

    Filesize

    72KB

    MD5

    3fb36cb0b7172e5298d2992d42984d06

    SHA1

    439827777df4a337cbb9fa4a4640d0d3fa1738b7

    SHA256

    27ae813ceff8aa56e9fa68c8e50bb1c6c4a01636015eac4bd8bf444afb7020d6

    SHA512

    6b39cb32d77200209a25080ac92bc71b1f468e2946b651023793f3585ee6034adc70924dbd751cf4a51b5e71377854f1ab43c2dd287d4837e7b544ff886f470c

  • C:\Users\Admin\AppData\Roaming\{846ee340-7039-11de-9d20-806e6f6e6963}\ZCpaqQdNio.exe

    Filesize

    72KB

    MD5

    3fb36cb0b7172e5298d2992d42984d06

    SHA1

    439827777df4a337cbb9fa4a4640d0d3fa1738b7

    SHA256

    27ae813ceff8aa56e9fa68c8e50bb1c6c4a01636015eac4bd8bf444afb7020d6

    SHA512

    6b39cb32d77200209a25080ac92bc71b1f468e2946b651023793f3585ee6034adc70924dbd751cf4a51b5e71377854f1ab43c2dd287d4837e7b544ff886f470c

  • \Program Files (x86)\PrintFolders\PrintFolders.exe

    Filesize

    1.7MB

    MD5

    eb85e6a62b372f6c784e55d9d7ffafad

    SHA1

    92064fd395302ce3f40db1decabeb5d69173a732

    SHA256

    917dd8561fba8dbb2386d3c92589328bf1f96f7d93a7ae26019247cab7d1331d

    SHA512

    5ff353943e2c24260e2e98b48fdd2d958f53ccdebbf934322c1123ec417500c113e787548c8a84e85b7d746c75bc7a28cec8f4a1c447f1edcfa773fba693421e

  • \Program Files (x86)\PrintFolders\PrintFolders.exe

    Filesize

    1.7MB

    MD5

    eb85e6a62b372f6c784e55d9d7ffafad

    SHA1

    92064fd395302ce3f40db1decabeb5d69173a732

    SHA256

    917dd8561fba8dbb2386d3c92589328bf1f96f7d93a7ae26019247cab7d1331d

    SHA512

    5ff353943e2c24260e2e98b48fdd2d958f53ccdebbf934322c1123ec417500c113e787548c8a84e85b7d746c75bc7a28cec8f4a1c447f1edcfa773fba693421e

  • \Program Files (x86)\PrintFolders\PrintFolders.exe

    Filesize

    1.7MB

    MD5

    eb85e6a62b372f6c784e55d9d7ffafad

    SHA1

    92064fd395302ce3f40db1decabeb5d69173a732

    SHA256

    917dd8561fba8dbb2386d3c92589328bf1f96f7d93a7ae26019247cab7d1331d

    SHA512

    5ff353943e2c24260e2e98b48fdd2d958f53ccdebbf934322c1123ec417500c113e787548c8a84e85b7d746c75bc7a28cec8f4a1c447f1edcfa773fba693421e

  • \Users\Admin\AppData\Local\Temp\is-K683E.tmp\_iscrypt.dll

    Filesize

    2KB

    MD5

    a69559718ab506675e907fe49deb71e9

    SHA1

    bc8f404ffdb1960b50c12ff9413c893b56f2e36f

    SHA256

    2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

    SHA512

    e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

  • \Users\Admin\AppData\Local\Temp\is-K683E.tmp\_isetup\_shfoldr.dll

    Filesize

    22KB

    MD5

    92dc6ef532fbb4a5c3201469a5b5eb63

    SHA1

    3e89ff837147c16b4e41c30d6c796374e0b8e62c

    SHA256

    9884e9d1b4f8a873ccbd81f8ad0ae257776d2348d027d811a56475e028360d87

    SHA512

    9908e573921d5dbc3454a1c0a6c969ab8a81cc2e8b5385391d46b1a738fb06a76aa3282e0e58d0d2ffa6f27c85668cd5178e1500b8a39b1bbae04366ae6a86d3

  • \Users\Admin\AppData\Local\Temp\is-K683E.tmp\_isetup\_shfoldr.dll

    Filesize

    22KB

    MD5

    92dc6ef532fbb4a5c3201469a5b5eb63

    SHA1

    3e89ff837147c16b4e41c30d6c796374e0b8e62c

    SHA256

    9884e9d1b4f8a873ccbd81f8ad0ae257776d2348d027d811a56475e028360d87

    SHA512

    9908e573921d5dbc3454a1c0a6c969ab8a81cc2e8b5385391d46b1a738fb06a76aa3282e0e58d0d2ffa6f27c85668cd5178e1500b8a39b1bbae04366ae6a86d3

  • \Users\Admin\AppData\Local\Temp\is-TGBLM.tmp\is-TIJ7R.tmp

    Filesize

    643KB

    MD5

    85b94e72c3f2d2b5464e2aaf3c9e242a

    SHA1

    ce7ccae5f50a990d059d59292d4a332979e162ba

    SHA256

    1441464feeef365573af18802c464769b7d3107624fde24604f57e386f97f1a7

    SHA512

    c0c27189989db482be9bda5b6b8b1441bdc5e9b0f3a414ccab4c4be516e7f99e25717845361a5b196114502faaaf21bec7aca91b497acd2e2396f49c31850880

  • \Users\Admin\AppData\Roaming\{846ee340-7039-11de-9d20-806e6f6e6963}\ZCpaqQdNio.exe

    Filesize

    72KB

    MD5

    3fb36cb0b7172e5298d2992d42984d06

    SHA1

    439827777df4a337cbb9fa4a4640d0d3fa1738b7

    SHA256

    27ae813ceff8aa56e9fa68c8e50bb1c6c4a01636015eac4bd8bf444afb7020d6

    SHA512

    6b39cb32d77200209a25080ac92bc71b1f468e2946b651023793f3585ee6034adc70924dbd751cf4a51b5e71377854f1ab43c2dd287d4837e7b544ff886f470c

  • \Users\Admin\AppData\Roaming\{846ee340-7039-11de-9d20-806e6f6e6963}\ZCpaqQdNio.exe

    Filesize

    72KB

    MD5

    3fb36cb0b7172e5298d2992d42984d06

    SHA1

    439827777df4a337cbb9fa4a4640d0d3fa1738b7

    SHA256

    27ae813ceff8aa56e9fa68c8e50bb1c6c4a01636015eac4bd8bf444afb7020d6

    SHA512

    6b39cb32d77200209a25080ac92bc71b1f468e2946b651023793f3585ee6034adc70924dbd751cf4a51b5e71377854f1ab43c2dd287d4837e7b544ff886f470c

  • \Users\Admin\AppData\Roaming\{846ee340-7039-11de-9d20-806e6f6e6963}\ZCpaqQdNio.exe

    Filesize

    72KB

    MD5

    3fb36cb0b7172e5298d2992d42984d06

    SHA1

    439827777df4a337cbb9fa4a4640d0d3fa1738b7

    SHA256

    27ae813ceff8aa56e9fa68c8e50bb1c6c4a01636015eac4bd8bf444afb7020d6

    SHA512

    6b39cb32d77200209a25080ac92bc71b1f468e2946b651023793f3585ee6034adc70924dbd751cf4a51b5e71377854f1ab43c2dd287d4837e7b544ff886f470c

  • memory/1532-73-0x0000000003040000-0x0000000003FF6000-memory.dmp

    Filesize

    15.7MB

  • memory/1532-86-0x0000000003040000-0x0000000003FF6000-memory.dmp

    Filesize

    15.7MB

  • memory/1712-96-0x0000000000400000-0x0000000000413000-memory.dmp

    Filesize

    76KB

  • memory/1712-54-0x0000000075771000-0x0000000075773000-memory.dmp

    Filesize

    8KB

  • memory/1712-55-0x0000000000400000-0x0000000000413000-memory.dmp

    Filesize

    76KB

  • memory/1712-65-0x0000000000400000-0x0000000000413000-memory.dmp

    Filesize

    76KB

  • memory/1740-75-0x0000000001A50000-0x0000000002A06000-memory.dmp

    Filesize

    15.7MB

  • memory/1740-74-0x0000000000400000-0x00000000013B6000-memory.dmp

    Filesize

    15.7MB

  • memory/1740-77-0x0000000000400000-0x00000000013B6000-memory.dmp

    Filesize

    15.7MB

  • memory/1740-87-0x0000000000400000-0x00000000013B6000-memory.dmp

    Filesize

    15.7MB

  • memory/1740-88-0x0000000010000000-0x000000001001B000-memory.dmp

    Filesize

    108KB

  • memory/1740-76-0x0000000001A50000-0x0000000002A06000-memory.dmp

    Filesize

    15.7MB

  • memory/1740-95-0x0000000000400000-0x00000000013B6000-memory.dmp

    Filesize

    15.7MB

  • memory/1740-78-0x0000000000400000-0x00000000013B6000-memory.dmp

    Filesize

    15.7MB