Analysis

  • max time kernel
    151s
  • max time network
    184s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20221111-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
  • submitted
    06-12-2022 14:04

General

  • Target

    a890ba07883c905f6769df4bc6e4303ae6673e932ce870e86a6ae8d730439030.exe

  • Size

    2.3MB

  • MD5

    5ef0c7bb541963f3d65be996fe46509a

  • SHA1

    eb80a5219de04c56ba6676c143e4eaa9a819d3e8

  • SHA256

    a890ba07883c905f6769df4bc6e4303ae6673e932ce870e86a6ae8d730439030

  • SHA512

    57859f7a1fcf05b1e4fc051c340c7844b33f64bf2508889ebf3e830505b00edbeeb849ecafa1896f67632450d278ec57bef21967242b2716ab4c5c99280e9b49

  • SSDEEP

    49152:m0tu52BFGSq465jEAE7nHNujk5KmmRZR09dCu/tnRKShKg2Ag:m0UYtP6ont5DmROdp1nQ89dg

Score
8/10

Malware Config

Signatures

  • Executes dropped EXE 2 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Loads dropped DLL 2 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Drops file in System32 directory 7 IoCs
  • Drops file in Windows directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a890ba07883c905f6769df4bc6e4303ae6673e932ce870e86a6ae8d730439030.exe
    "C:\Users\Admin\AppData\Local\Temp\a890ba07883c905f6769df4bc6e4303ae6673e932ce870e86a6ae8d730439030.exe"
    1⤵
    • Checks computer location settings
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:3876
    • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\SendTo\dx9.0.exe
      "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\SendTo\dx9.0.exe"
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:1716
      • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dxwsetup.exe
        C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dxwsetup.exe
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Drops file in System32 directory
        • Drops file in Windows directory
        PID:4476

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dsetup.dll

    Filesize

    87KB

    MD5

    0a23038ea472ffc938366ef4099d6635

    SHA1

    6499d741776dc4a446c22ea11085842155b34176

    SHA256

    8f2c455c9271290dcde2f68589cf825f9134beecb7e8b7e2ecbcabeab792280a

    SHA512

    dcc1c2ea86fd3a7870cd0369fa42f63d493895c546dcdd492ee19079a0d0696d689bbfe7b686d4fa549841896a54e673fc4581b80783d7aa255dfad765b9dc88

  • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dsetup32.dll

    Filesize

    1.7MB

    MD5

    7672509436485121135c2a0e30b9e9ff

    SHA1

    f557022a9f42fe1303078093e389f21fb693c959

    SHA256

    d7ea3cf1b9b639010005e503877026597a743d1068ae6a453ce77cc202796fea

    SHA512

    e46ff68c4a532017f8ab15b1e46565508f6285b72c7a1cbe964ed5e75320c8e14587d01fee61b3966f43636bfe74cebd21f7665b4a726281e771cf9230e69863

  • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dxwsetup.exe

    Filesize

    487KB

    MD5

    eaa6b5ee297982a6a396354814006761

    SHA1

    780bf9a61c080a335e8712c5544fcbf9c7bdcd72

    SHA256

    d298fd82a39b2385a742ba1992466e081bea0f49e19ece6b2c87c7c262e1fcee

    SHA512

    ebdc887b6b334b7560f85ab2ebd29dc1f3a2dedac7f70042594f2a9bc128b6fca0a0e7704318ed69b7acf097e962533b3ce07713ef80e8acfe09374c13302999

  • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dxwsetup.exe

    Filesize

    487KB

    MD5

    eaa6b5ee297982a6a396354814006761

    SHA1

    780bf9a61c080a335e8712c5544fcbf9c7bdcd72

    SHA256

    d298fd82a39b2385a742ba1992466e081bea0f49e19ece6b2c87c7c262e1fcee

    SHA512

    ebdc887b6b334b7560f85ab2ebd29dc1f3a2dedac7f70042594f2a9bc128b6fca0a0e7704318ed69b7acf097e962533b3ce07713ef80e8acfe09374c13302999

  • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dxwsetup.inf

    Filesize

    477B

    MD5

    ad8982eaa02c7ad4d7cdcbc248caa941

    SHA1

    4ccd8e038d73a5361d754c7598ed238fc040d16b

    SHA256

    d63c35e9b43eb0f28ffc28f61c9c9a306da9c9de3386770a7eb19faa44dbfc00

    SHA512

    5c805d78bafff06c36b5df6286709ddf2d36808280f92e62dc4c285edd9176195a764d5cf0bb000da53ca8bbf66ddd61d852e4259e3113f6529e2d7bdbdd6e28

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\SendTo\dx9.0.exe

    Filesize

    281KB

    MD5

    fd6057b33e15a553ddc5d9873723ce8f

    SHA1

    f90efb623b5abea70af63c470daa8674444fb1df

    SHA256

    111aeddc6a6dbf64b28cb565aa12af9ee3cc0a56ce31e4da0068cf6b474c3288

    SHA512

    d894630c9a4bdb767e9f16d1b701acbdf011e721768ba0dc7a24e6d82a4d062a7ca253b1b334edba38c06187104351203a92c017838bdd9f13905cde30f7d94d

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\SendTo\dx9.0.exe

    Filesize

    281KB

    MD5

    fd6057b33e15a553ddc5d9873723ce8f

    SHA1

    f90efb623b5abea70af63c470daa8674444fb1df

    SHA256

    111aeddc6a6dbf64b28cb565aa12af9ee3cc0a56ce31e4da0068cf6b474c3288

    SHA512

    d894630c9a4bdb767e9f16d1b701acbdf011e721768ba0dc7a24e6d82a4d062a7ca253b1b334edba38c06187104351203a92c017838bdd9f13905cde30f7d94d

  • C:\Windows\SysWOW64\directx\websetup\dsetup.dll

    Filesize

    87KB

    MD5

    0a23038ea472ffc938366ef4099d6635

    SHA1

    6499d741776dc4a446c22ea11085842155b34176

    SHA256

    8f2c455c9271290dcde2f68589cf825f9134beecb7e8b7e2ecbcabeab792280a

    SHA512

    dcc1c2ea86fd3a7870cd0369fa42f63d493895c546dcdd492ee19079a0d0696d689bbfe7b686d4fa549841896a54e673fc4581b80783d7aa255dfad765b9dc88

  • C:\Windows\SysWOW64\directx\websetup\dsetup32.dll

    Filesize

    1.7MB

    MD5

    7672509436485121135c2a0e30b9e9ff

    SHA1

    f557022a9f42fe1303078093e389f21fb693c959

    SHA256

    d7ea3cf1b9b639010005e503877026597a743d1068ae6a453ce77cc202796fea

    SHA512

    e46ff68c4a532017f8ab15b1e46565508f6285b72c7a1cbe964ed5e75320c8e14587d01fee61b3966f43636bfe74cebd21f7665b4a726281e771cf9230e69863

  • memory/1716-136-0x0000000000000000-mapping.dmp

  • memory/3876-139-0x0000000000400000-0x0000000000B7F000-memory.dmp

    Filesize

    7.5MB

  • memory/3876-132-0x0000000000400000-0x0000000000B7F000-memory.dmp

    Filesize

    7.5MB

  • memory/3876-135-0x0000000000400000-0x0000000000B7F000-memory.dmp

    Filesize

    7.5MB

  • memory/3876-134-0x0000000000400000-0x0000000000B7F000-memory.dmp

    Filesize

    7.5MB

  • memory/3876-133-0x0000000000400000-0x0000000000B7F000-memory.dmp

    Filesize

    7.5MB

  • memory/4476-140-0x0000000000000000-mapping.dmp