Analysis

  • max time kernel
    138s
  • max time network
    46s
  • platform
    windows7_x64
  • resource
    win7-20220901-en
  • resource tags

    arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
  • submitted
    24-11-2022 14:32

General

  • Target

    db51b72a02b5c5d11e15c1a30a8e45b5390c82939621d336e2fb3401438222ad.exe

  • Size

    8.5MB

  • MD5

    9cb2d3290db3855f8453c75761932e29

  • SHA1

    d0991476007d5f0dd45e93a956246454d7138783

  • SHA256

    db51b72a02b5c5d11e15c1a30a8e45b5390c82939621d336e2fb3401438222ad

  • SHA512

    05c2056d9ccbdee7445b12ef120bab0c57031988a3ee1000fc93166ff2097e15eb15349b8554e0969a734c88eca8d6fc2392d18984fb49d3c69d320e5e8f414f

  • SSDEEP

    196608:hSX0XZV9sWoOB0zaHfqa6leXKdhHSklX06F9ZyBSXPgoSbuJAWk:hSkzZ2za/N+eX+H5Xx9Z6SopAAWk

Malware Config

Signatures

  • Executes dropped EXE 3 IoCs
  • Modifies AppInit DLL entries 2 TTPs
  • Loads dropped DLL 20 IoCs
  • Adds Run key to start application 2 TTPs 2 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 33 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Modifies data under HKEY_USERS 51 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 32 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\db51b72a02b5c5d11e15c1a30a8e45b5390c82939621d336e2fb3401438222ad.exe
    "C:\Users\Admin\AppData\Local\Temp\db51b72a02b5c5d11e15c1a30a8e45b5390c82939621d336e2fb3401438222ad.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:1632
    • C:\Users\Admin\AppData\Local\Temp\{BCD43444-C963-43BC-B6A9-EEE390145562}\supoptsetup.exe
      /VERYSILENT
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious use of WriteProcessMemory
      PID:1260
      • C:\Users\Admin\AppData\Local\Temp\is-A0FVL.tmp\supoptsetup.tmp
        "C:\Users\Admin\AppData\Local\Temp\is-A0FVL.tmp\supoptsetup.tmp" /SL5="$60116,7226305,643584,C:\Users\Admin\AppData\Local\Temp\{BCD43444-C963-43BC-B6A9-EEE390145562}\supoptsetup.exe" /VERYSILENT
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Adds Run key to start application
        • Drops file in Program Files directory
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of WriteProcessMemory
        PID:1132
        • C:\Windows\SysWOW64\rundll32.exe
          "C:\Windows\system32\rundll32.exe" "c:\Program Files (x86)\Super Optimizer\SupOptCrash.dll",ENT -install
          4⤵
          • Loads dropped DLL
          PID:572
        • C:\Program Files (x86)\Super Optimizer\SupOptStart.exe
          "C:\Program Files (x86)\Super Optimizer\SupOptStart.exe"
          4⤵
          • Executes dropped EXE
          PID:1356
  • C:\Windows\system32\rundll32.exe
    "C:\Windows\system32\rundll32.exe" "c:\Program Files (x86)\Super Optimizer\SupOptCrash.dll",ENT
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1600
    • C:\Windows\SysWOW64\rundll32.exe
      "C:\Windows\system32\rundll32.exe" "c:\Program Files (x86)\Super Optimizer\SupOptCrash.dll",ENT
      2⤵
      • Loads dropped DLL
      • Modifies data under HKEY_USERS
      • Suspicious behavior: EnumeratesProcesses
      PID:392

Network

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Registry Run Keys / Startup Folder

2
T1060

Defense Evasion

Modify Registry

2
T1112

Discovery

Query Registry

1
T1012

System Information Discovery

1
T1082

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Program Files (x86)\Super Optimizer\SupOptStart.exe
    Filesize

    1.1MB

    MD5

    d5ba50dcf68c6a32a6454143737cd7d1

    SHA1

    962fd06b079a90cb782f2617b70bd2778460208f

    SHA256

    a7f01c46b7d9b6b1dcc3f6f734b8b6eba7df52669a9fe9dda274ff92023db54f

    SHA512

    0d6fea0101e7b8f92c7f2a65c1723422f3c74463756e96d1d833356b7dfdc5bc784aa08d889b1de94d64aa8098535a7736a2127c8d790b4186dc58a21e69fc26

  • C:\Users\Admin\AppData\Local\Temp\is-A0FVL.tmp\supoptsetup.tmp
    Filesize

    1.6MB

    MD5

    0b6042a0d575c24ca67657fefb70649a

    SHA1

    58bca3c01571945cc60904e7c4274070a8c1c564

    SHA256

    b2461953108aa78a1ed07ab0652bfa21e1902ea45d403e4789901027e3605cef

    SHA512

    3d5b8737d21681c178fd82770589c14b4e09e7ed526e4b82d87d187030ac9b61212a046f697b7cb80b62771af88a9cc738388195b59c34c63d666f1624bdc328

  • C:\Users\Admin\AppData\Local\Temp\is-A0FVL.tmp\supoptsetup.tmp
    Filesize

    1.6MB

    MD5

    0b6042a0d575c24ca67657fefb70649a

    SHA1

    58bca3c01571945cc60904e7c4274070a8c1c564

    SHA256

    b2461953108aa78a1ed07ab0652bfa21e1902ea45d403e4789901027e3605cef

    SHA512

    3d5b8737d21681c178fd82770589c14b4e09e7ed526e4b82d87d187030ac9b61212a046f697b7cb80b62771af88a9cc738388195b59c34c63d666f1624bdc328

  • C:\Users\Admin\AppData\Local\Temp\{BCD43444-C963-43BC-B6A9-EEE390145562}\supoptsetup.exe
    Filesize

    7.5MB

    MD5

    74a2f97a1ad83d19a9ba09826846ccf7

    SHA1

    25fc422ea21b5de0bb14e9ec2b34edd0fbcbaff4

    SHA256

    57dc6f82e0bbe3e456c16e4cd2625b80756ae6074489754d6c0e19b0319bfb1f

    SHA512

    e4087dd7d441a487922b9e78f892d621b25384e5c7125e9112d9c84038038ab51cf427e89336bf8286f54142d325a57db868c2f27f5c38e6602d476995e4b12f

  • C:\Users\Admin\AppData\Local\Temp\{BCD43444-C963-43BC-B6A9-EEE390145562}\supoptsetup.exe
    Filesize

    7.5MB

    MD5

    74a2f97a1ad83d19a9ba09826846ccf7

    SHA1

    25fc422ea21b5de0bb14e9ec2b34edd0fbcbaff4

    SHA256

    57dc6f82e0bbe3e456c16e4cd2625b80756ae6074489754d6c0e19b0319bfb1f

    SHA512

    e4087dd7d441a487922b9e78f892d621b25384e5c7125e9112d9c84038038ab51cf427e89336bf8286f54142d325a57db868c2f27f5c38e6602d476995e4b12f

  • \??\c:\Program Files (x86)\Super Optimizer\SupOptCrash.dll
    Filesize

    3.8MB

    MD5

    87a2604a3b414f8817016d33b06a31f9

    SHA1

    96b5db8bc388fdb38b197bdd140fc25528c2bf10

    SHA256

    1e8808d8ce63b3a57f06f1de1dd861bdb39bb9b84c3708373e8e5cea22e64e88

    SHA512

    cd4103c0b74b6397363df979bfe132f89dcdc45bdb09c33fe28de37574b5bb2eadae5c18e873ae6f0b7dbd866c62a9053d14a11b964a3bddb4e6d1fca247b662

  • \Program Files (x86)\Super Optimizer\SupOptCrash.dll
    Filesize

    3.8MB

    MD5

    87a2604a3b414f8817016d33b06a31f9

    SHA1

    96b5db8bc388fdb38b197bdd140fc25528c2bf10

    SHA256

    1e8808d8ce63b3a57f06f1de1dd861bdb39bb9b84c3708373e8e5cea22e64e88

    SHA512

    cd4103c0b74b6397363df979bfe132f89dcdc45bdb09c33fe28de37574b5bb2eadae5c18e873ae6f0b7dbd866c62a9053d14a11b964a3bddb4e6d1fca247b662

  • \Program Files (x86)\Super Optimizer\SupOptCrash.dll
    Filesize

    3.8MB

    MD5

    87a2604a3b414f8817016d33b06a31f9

    SHA1

    96b5db8bc388fdb38b197bdd140fc25528c2bf10

    SHA256

    1e8808d8ce63b3a57f06f1de1dd861bdb39bb9b84c3708373e8e5cea22e64e88

    SHA512

    cd4103c0b74b6397363df979bfe132f89dcdc45bdb09c33fe28de37574b5bb2eadae5c18e873ae6f0b7dbd866c62a9053d14a11b964a3bddb4e6d1fca247b662

  • \Program Files (x86)\Super Optimizer\SupOptCrash.dll
    Filesize

    3.8MB

    MD5

    87a2604a3b414f8817016d33b06a31f9

    SHA1

    96b5db8bc388fdb38b197bdd140fc25528c2bf10

    SHA256

    1e8808d8ce63b3a57f06f1de1dd861bdb39bb9b84c3708373e8e5cea22e64e88

    SHA512

    cd4103c0b74b6397363df979bfe132f89dcdc45bdb09c33fe28de37574b5bb2eadae5c18e873ae6f0b7dbd866c62a9053d14a11b964a3bddb4e6d1fca247b662

  • \Program Files (x86)\Super Optimizer\SupOptCrash.dll
    Filesize

    3.8MB

    MD5

    87a2604a3b414f8817016d33b06a31f9

    SHA1

    96b5db8bc388fdb38b197bdd140fc25528c2bf10

    SHA256

    1e8808d8ce63b3a57f06f1de1dd861bdb39bb9b84c3708373e8e5cea22e64e88

    SHA512

    cd4103c0b74b6397363df979bfe132f89dcdc45bdb09c33fe28de37574b5bb2eadae5c18e873ae6f0b7dbd866c62a9053d14a11b964a3bddb4e6d1fca247b662

  • \Program Files (x86)\Super Optimizer\SupOptCrash.dll
    Filesize

    3.8MB

    MD5

    87a2604a3b414f8817016d33b06a31f9

    SHA1

    96b5db8bc388fdb38b197bdd140fc25528c2bf10

    SHA256

    1e8808d8ce63b3a57f06f1de1dd861bdb39bb9b84c3708373e8e5cea22e64e88

    SHA512

    cd4103c0b74b6397363df979bfe132f89dcdc45bdb09c33fe28de37574b5bb2eadae5c18e873ae6f0b7dbd866c62a9053d14a11b964a3bddb4e6d1fca247b662

  • \Program Files (x86)\Super Optimizer\SupOptCrash.dll
    Filesize

    3.8MB

    MD5

    87a2604a3b414f8817016d33b06a31f9

    SHA1

    96b5db8bc388fdb38b197bdd140fc25528c2bf10

    SHA256

    1e8808d8ce63b3a57f06f1de1dd861bdb39bb9b84c3708373e8e5cea22e64e88

    SHA512

    cd4103c0b74b6397363df979bfe132f89dcdc45bdb09c33fe28de37574b5bb2eadae5c18e873ae6f0b7dbd866c62a9053d14a11b964a3bddb4e6d1fca247b662

  • \Program Files (x86)\Super Optimizer\SupOptCrash.dll
    Filesize

    3.8MB

    MD5

    87a2604a3b414f8817016d33b06a31f9

    SHA1

    96b5db8bc388fdb38b197bdd140fc25528c2bf10

    SHA256

    1e8808d8ce63b3a57f06f1de1dd861bdb39bb9b84c3708373e8e5cea22e64e88

    SHA512

    cd4103c0b74b6397363df979bfe132f89dcdc45bdb09c33fe28de37574b5bb2eadae5c18e873ae6f0b7dbd866c62a9053d14a11b964a3bddb4e6d1fca247b662

  • \Program Files (x86)\Super Optimizer\SupOptCrash.dll
    Filesize

    3.8MB

    MD5

    87a2604a3b414f8817016d33b06a31f9

    SHA1

    96b5db8bc388fdb38b197bdd140fc25528c2bf10

    SHA256

    1e8808d8ce63b3a57f06f1de1dd861bdb39bb9b84c3708373e8e5cea22e64e88

    SHA512

    cd4103c0b74b6397363df979bfe132f89dcdc45bdb09c33fe28de37574b5bb2eadae5c18e873ae6f0b7dbd866c62a9053d14a11b964a3bddb4e6d1fca247b662

  • \Program Files (x86)\Super Optimizer\SupOptCrash.dll
    Filesize

    3.8MB

    MD5

    87a2604a3b414f8817016d33b06a31f9

    SHA1

    96b5db8bc388fdb38b197bdd140fc25528c2bf10

    SHA256

    1e8808d8ce63b3a57f06f1de1dd861bdb39bb9b84c3708373e8e5cea22e64e88

    SHA512

    cd4103c0b74b6397363df979bfe132f89dcdc45bdb09c33fe28de37574b5bb2eadae5c18e873ae6f0b7dbd866c62a9053d14a11b964a3bddb4e6d1fca247b662

  • \Program Files (x86)\Super Optimizer\SupOptStart.exe
    Filesize

    1.1MB

    MD5

    d5ba50dcf68c6a32a6454143737cd7d1

    SHA1

    962fd06b079a90cb782f2617b70bd2778460208f

    SHA256

    a7f01c46b7d9b6b1dcc3f6f734b8b6eba7df52669a9fe9dda274ff92023db54f

    SHA512

    0d6fea0101e7b8f92c7f2a65c1723422f3c74463756e96d1d833356b7dfdc5bc784aa08d889b1de94d64aa8098535a7736a2127c8d790b4186dc58a21e69fc26

  • \Program Files (x86)\Super Optimizer\SupOptStart.exe
    Filesize

    1.1MB

    MD5

    d5ba50dcf68c6a32a6454143737cd7d1

    SHA1

    962fd06b079a90cb782f2617b70bd2778460208f

    SHA256

    a7f01c46b7d9b6b1dcc3f6f734b8b6eba7df52669a9fe9dda274ff92023db54f

    SHA512

    0d6fea0101e7b8f92c7f2a65c1723422f3c74463756e96d1d833356b7dfdc5bc784aa08d889b1de94d64aa8098535a7736a2127c8d790b4186dc58a21e69fc26

  • \Program Files (x86)\Super Optimizer\SuperOptimizer.exe
    Filesize

    4.3MB

    MD5

    4d7ccc28bd91b405eddff13ffdc2e498

    SHA1

    bb9afbd2efe1be437777e0d4b3ac3fa7625da782

    SHA256

    b4a7948070262b6a84fe43839586da2117b698d389fa86892a0323c59947132e

    SHA512

    226936c3daf5803d97f41dd4919a019b6a2a82b6b536158628ffd5e63955bec61a4e766bf89a1cff220bdbc63ddfb1b4f3bc00d1b6fd592b71b27828909bd0bc

  • \Program Files (x86)\Super Optimizer\SuperOptimizer.exe
    Filesize

    4.3MB

    MD5

    4d7ccc28bd91b405eddff13ffdc2e498

    SHA1

    bb9afbd2efe1be437777e0d4b3ac3fa7625da782

    SHA256

    b4a7948070262b6a84fe43839586da2117b698d389fa86892a0323c59947132e

    SHA512

    226936c3daf5803d97f41dd4919a019b6a2a82b6b536158628ffd5e63955bec61a4e766bf89a1cff220bdbc63ddfb1b4f3bc00d1b6fd592b71b27828909bd0bc

  • \Program Files (x86)\Super Optimizer\SuperOptimizer.exe
    Filesize

    4.3MB

    MD5

    4d7ccc28bd91b405eddff13ffdc2e498

    SHA1

    bb9afbd2efe1be437777e0d4b3ac3fa7625da782

    SHA256

    b4a7948070262b6a84fe43839586da2117b698d389fa86892a0323c59947132e

    SHA512

    226936c3daf5803d97f41dd4919a019b6a2a82b6b536158628ffd5e63955bec61a4e766bf89a1cff220bdbc63ddfb1b4f3bc00d1b6fd592b71b27828909bd0bc

  • \Program Files (x86)\Super Optimizer\unins000.exe
    Filesize

    1.6MB

    MD5

    0b6042a0d575c24ca67657fefb70649a

    SHA1

    58bca3c01571945cc60904e7c4274070a8c1c564

    SHA256

    b2461953108aa78a1ed07ab0652bfa21e1902ea45d403e4789901027e3605cef

    SHA512

    3d5b8737d21681c178fd82770589c14b4e09e7ed526e4b82d87d187030ac9b61212a046f697b7cb80b62771af88a9cc738388195b59c34c63d666f1624bdc328

  • \Users\Admin\AppData\Local\Temp\is-8O2GU.tmp\SupOptCrash.dll
    Filesize

    3.8MB

    MD5

    87a2604a3b414f8817016d33b06a31f9

    SHA1

    96b5db8bc388fdb38b197bdd140fc25528c2bf10

    SHA256

    1e8808d8ce63b3a57f06f1de1dd861bdb39bb9b84c3708373e8e5cea22e64e88

    SHA512

    cd4103c0b74b6397363df979bfe132f89dcdc45bdb09c33fe28de37574b5bb2eadae5c18e873ae6f0b7dbd866c62a9053d14a11b964a3bddb4e6d1fca247b662

  • \Users\Admin\AppData\Local\Temp\is-8O2GU.tmp\_isetup\_shfoldr.dll
    Filesize

    22KB

    MD5

    92dc6ef532fbb4a5c3201469a5b5eb63

    SHA1

    3e89ff837147c16b4e41c30d6c796374e0b8e62c

    SHA256

    9884e9d1b4f8a873ccbd81f8ad0ae257776d2348d027d811a56475e028360d87

    SHA512

    9908e573921d5dbc3454a1c0a6c969ab8a81cc2e8b5385391d46b1a738fb06a76aa3282e0e58d0d2ffa6f27c85668cd5178e1500b8a39b1bbae04366ae6a86d3

  • \Users\Admin\AppData\Local\Temp\is-8O2GU.tmp\_isetup\_shfoldr.dll
    Filesize

    22KB

    MD5

    92dc6ef532fbb4a5c3201469a5b5eb63

    SHA1

    3e89ff837147c16b4e41c30d6c796374e0b8e62c

    SHA256

    9884e9d1b4f8a873ccbd81f8ad0ae257776d2348d027d811a56475e028360d87

    SHA512

    9908e573921d5dbc3454a1c0a6c969ab8a81cc2e8b5385391d46b1a738fb06a76aa3282e0e58d0d2ffa6f27c85668cd5178e1500b8a39b1bbae04366ae6a86d3

  • \Users\Admin\AppData\Local\Temp\is-A0FVL.tmp\supoptsetup.tmp
    Filesize

    1.6MB

    MD5

    0b6042a0d575c24ca67657fefb70649a

    SHA1

    58bca3c01571945cc60904e7c4274070a8c1c564

    SHA256

    b2461953108aa78a1ed07ab0652bfa21e1902ea45d403e4789901027e3605cef

    SHA512

    3d5b8737d21681c178fd82770589c14b4e09e7ed526e4b82d87d187030ac9b61212a046f697b7cb80b62771af88a9cc738388195b59c34c63d666f1624bdc328

  • \Users\Admin\AppData\Local\Temp\{BCD43444-C963-43BC-B6A9-EEE390145562}\supoptsetup.exe
    Filesize

    7.5MB

    MD5

    74a2f97a1ad83d19a9ba09826846ccf7

    SHA1

    25fc422ea21b5de0bb14e9ec2b34edd0fbcbaff4

    SHA256

    57dc6f82e0bbe3e456c16e4cd2625b80756ae6074489754d6c0e19b0319bfb1f

    SHA512

    e4087dd7d441a487922b9e78f892d621b25384e5c7125e9112d9c84038038ab51cf427e89336bf8286f54142d325a57db868c2f27f5c38e6602d476995e4b12f

  • memory/392-92-0x0000000000000000-mapping.dmp
  • memory/392-98-0x00000000009A0000-0x0000000000CE7000-memory.dmp
    Filesize

    3.3MB

  • memory/572-87-0x0000000001FA0000-0x00000000022E7000-memory.dmp
    Filesize

    3.3MB

  • memory/572-80-0x0000000000000000-mapping.dmp
  • memory/1132-63-0x0000000000000000-mapping.dmp
  • memory/1132-74-0x0000000074B21000-0x0000000074B23000-memory.dmp
    Filesize

    8KB

  • memory/1132-72-0x0000000003BE0000-0x0000000003F27000-memory.dmp
    Filesize

    3.3MB

  • memory/1260-62-0x0000000000400000-0x00000000004A8000-memory.dmp
    Filesize

    672KB

  • memory/1260-58-0x0000000000400000-0x00000000004A8000-memory.dmp
    Filesize

    672KB

  • memory/1260-57-0x0000000076BA1000-0x0000000076BA3000-memory.dmp
    Filesize

    8KB

  • memory/1260-108-0x0000000000400000-0x00000000004A8000-memory.dmp
    Filesize

    672KB

  • memory/1260-55-0x0000000000000000-mapping.dmp
  • memory/1356-105-0x0000000000000000-mapping.dmp