Analysis

  • max time kernel
    151s
  • max time network
    57s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    24-11-2022 04:09

General

  • Target

    873498869229bca668b18e8a51e1ae70429d390e3f7a557a4631300b380e5e13.exe

  • Size

    4.1MB

  • MD5

    3b066172576b44ce0dd4b3e8fd18e45f

  • SHA1

    786380b7ea80726bf05541f6763e1aa3a7d2a928

  • SHA256

    873498869229bca668b18e8a51e1ae70429d390e3f7a557a4631300b380e5e13

  • SHA512

    095c0effa372a85c32cb8ef332aff46e924078e9a668c9428a2ba8f18b27078e85c063f402ad110461fba9c7463524a48f6531bea01173ba66a702e157ae9f81

  • SSDEEP

    98304:AyWG9XDKpfBi8x3Ytva4/qn9qUYiWN7li80QttghDj:zWqXD6fBvada4/UMpHE

Score
8/10

Malware Config

Signatures

  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 17 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 62 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 18 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\873498869229bca668b18e8a51e1ae70429d390e3f7a557a4631300b380e5e13.exe
    "C:\Users\Admin\AppData\Local\Temp\873498869229bca668b18e8a51e1ae70429d390e3f7a557a4631300b380e5e13.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:2032
    • C:\Users\Admin\AppData\Local\Temp\RarSFX0\key.exe
      "C:\Users\Admin\AppData\Local\Temp\RarSFX0\key.exe"
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:1628
      • C:\Windows\SysWOW64\rundll32.exe
        C:\Windows\SysWOW64\rundll32.exe C:\Users\Admin\AppData\Local\Temp\\mdi064.dll,asdasd
        3⤵
        • Loads dropped DLL
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:1240
        • C:\Users\Admin\AppData\Local\Temp\msupdate71\dwm.exe
          C:\Users\Admin\AppData\Local\Temp\msupdate71\dwm.exe -a cryptonight -o stratum+tcp://xmr-usa.dwarfpool.com:8080 -p x -u 48mqxx742xV9MJHqHy7XQVJYKT6j1SmJBJTeJSRD2zfve1NdSg9io4yWUCsc7JJH8bgDg9opBicsJZtLTAGzswRiGZGUJ6v.5 -t 16
          4⤵
          • Executes dropped EXE
          • Loads dropped DLL
          PID:1600

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\RarSFX0\key.exe

    Filesize

    75KB

    MD5

    1e2b3c9a215d839c1867bf59590902c0

    SHA1

    b00410980875883c17dc16c90b453fc923bbbedd

    SHA256

    5d2f484e393bd7f17e229d73f9296af8ceaf2e82534b7219306efee465c4e000

    SHA512

    70290c6e85e4f4b990d29151b74dd57aca322379ce9b91a52c6abcb6bec593fc80b3bcedf1fc6cc2ade120e59f3d210ef4304c5e2c9db3e7a00bf2cbce6a6b12

  • C:\Users\Admin\AppData\Local\Temp\RarSFX0\pcnDovq.gif

    Filesize

    3.9MB

    MD5

    852502cdc423639a21ce5dda8836ac55

    SHA1

    42f159a5e409f0dbe7f07917663c7c8b7793cce3

    SHA256

    e555e98469ed8b457ebee6399b06b7f1c751d5b86b0987a8e0a39245e7cea823

    SHA512

    551d3faca3e55bbf52f234e1c7248a3aa8fcc6c8e2ae6b59ad53c844a9b3b6dd1e2b6ba62521d9903fcce9a823633f8b212e127ebbbf7e6a9baa7d6046f20e89

  • C:\Users\Admin\AppData\Local\Temp\mdi064.dll

    Filesize

    3.8MB

    MD5

    911d846de9a854d93028f9d9e8db479a

    SHA1

    00360e23ed355d61cd5fd1d6fa8144f2b81a3720

    SHA256

    a989d4854e9ec97d6ea7d4a6ddfdf12f0aadaa4283c4895c8d55c0864aae46c2

    SHA512

    eaf0e0b46ffa11a4e1107d9bab6d29fbf91be1949e908a2a16d8336410b8069c133739e2c257d6910747e6a520841c96ae27c4b6fd3a39ebbfa884b2a2cc0049

  • C:\Users\Admin\AppData\Local\Temp\msupdate71\dwm.exe

    Filesize

    892KB

    MD5

    280f8f7783a017ca177b960175ed92d2

    SHA1

    413dad9703f937c90f4aba10b4c7a139214b5fd1

    SHA256

    5d698f9c78f4bd1e84b95b0d67c797ec15183c6c77f04963a7a8fbce52fc70a6

    SHA512

    5c432f7600715023bf97bdbab38fdd03a03ff541357e43ea7231f56c2776b6dfc41aa6c6dc475b8000915e6e4c28a7a88cf81b0a7452fdb16a9e804d4503124d

  • C:\Users\Admin\AppData\Local\Temp\msupdate71\libcurl-4.dl1

    Filesize

    511KB

    MD5

    7424fae1cb2ae5c8c63cdf34006584c9

    SHA1

    d773366a6af5e38f23d6d679a9ea6a68b87ae701

    SHA256

    36bba4597db17fa602332bb9f9b5947be94c9b5f55d084e0160a9de13acbfbd5

    SHA512

    7316a98d1fc13c07bcacfcfc9731e9a21b144935fc24fb0f0f7aefa4804e01490f85ba48d58629d55f9650b0bc7992243721fa280aa5747a153fe9235eb7e0f8

  • C:\Users\Admin\AppData\Local\Temp\msupdate71\libiconv-2.dl1

    Filesize

    927KB

    MD5

    07edeef3e6042265c4de3fd97646f9b5

    SHA1

    14985caf62f83fbb1263c5717887ebc5871c475f

    SHA256

    c48305c56086053cdc59c75c1db3a78d308eba5312168b8586e61c960f9d7d6e

    SHA512

    0daac08592e057eeca357b61a7d8c0d605aa079c22f50eaa1a69f2a4b7eaa60e324ace83974866497ffa401337c9f3f48386ebbce6565ef5336e6bc4fb2da518

  • C:\Users\Admin\AppData\Local\Temp\msupdate71\libidn-11.dl1

    Filesize

    206KB

    MD5

    cdcf4bf6939a71eeedc5e06fbe6c7e25

    SHA1

    c0387a8b01793646ba1a4ae719ecf5069980485b

    SHA256

    ffbbf8c6afd5e4d70e66d978719e3096798b0a8503a8c8f492fc71e468fc4ca9

    SHA512

    f559d5688da4313a4565401ee40c338a652f6361a4a5eee6639545ba0fff7709ef910696689548a9598ea4cb9911646115cdcab04c31c1a737482dc67833a37e

  • C:\Users\Admin\AppData\Local\Temp\msupdate71\libintl-8.dl1

    Filesize

    112KB

    MD5

    ac0ffab1af0959006783344ee03c7305

    SHA1

    16cb4a360faaaf83c90b9466b166c970b48971ac

    SHA256

    f5270156ed8261aecc135417b5e043eea7cabd0251048c87a718c6cd57fe5e4e

    SHA512

    56d93da8e5af20eb5aed2b0ded70630bb43da0553c23243fa08ba796003fc0e41960e624596310ec4f31e3ebd4afbffec83beb86893e25f31b6d677b1a2d7c82

  • C:\Users\Admin\AppData\Local\Temp\msupdate71\libwinpthread-1.dl1

    Filesize

    298KB

    MD5

    2c1ca56436ad413c41e30eff10d65243

    SHA1

    b1c3a9efef5b9bee5bcc1b2758da0c00d8156fec

    SHA256

    506d4a61285958ea387b4ef1feffc872f3d389dff733495a976feabc39e3e445

    SHA512

    30877c77e57ca8e45b311734879111b1d0db39855b05d134456659afa84e92db65c1fe399aae063b39582d6e4e1a6fd43504a41c2c08b75b1b63fb22add7c4ea

  • C:\Users\Admin\AppData\Local\Temp\msupdate71\zlib1.dl1

    Filesize

    113KB

    MD5

    cb0577e362e193cad14c3d23c40c30d4

    SHA1

    65db52c270bc8f1e9435d95456da9f1e45e74fd9

    SHA256

    9e93a45fb249f32d1aac4e69ce84ceae783782e75148e572fdde3bfe2579121c

    SHA512

    4c1cc231599e0928ae67d1e3493417b35c6185739795b00da8cad6580a44f56df3769d652f8dd1798e762c11e87904bf0624fe6c2392b2e35fba15160959b32b

  • \Users\Admin\AppData\Local\Temp\RarSFX0\key.exe

    Filesize

    75KB

    MD5

    1e2b3c9a215d839c1867bf59590902c0

    SHA1

    b00410980875883c17dc16c90b453fc923bbbedd

    SHA256

    5d2f484e393bd7f17e229d73f9296af8ceaf2e82534b7219306efee465c4e000

    SHA512

    70290c6e85e4f4b990d29151b74dd57aca322379ce9b91a52c6abcb6bec593fc80b3bcedf1fc6cc2ade120e59f3d210ef4304c5e2c9db3e7a00bf2cbce6a6b12

  • \Users\Admin\AppData\Local\Temp\RarSFX0\key.exe

    Filesize

    75KB

    MD5

    1e2b3c9a215d839c1867bf59590902c0

    SHA1

    b00410980875883c17dc16c90b453fc923bbbedd

    SHA256

    5d2f484e393bd7f17e229d73f9296af8ceaf2e82534b7219306efee465c4e000

    SHA512

    70290c6e85e4f4b990d29151b74dd57aca322379ce9b91a52c6abcb6bec593fc80b3bcedf1fc6cc2ade120e59f3d210ef4304c5e2c9db3e7a00bf2cbce6a6b12

  • \Users\Admin\AppData\Local\Temp\RarSFX0\key.exe

    Filesize

    75KB

    MD5

    1e2b3c9a215d839c1867bf59590902c0

    SHA1

    b00410980875883c17dc16c90b453fc923bbbedd

    SHA256

    5d2f484e393bd7f17e229d73f9296af8ceaf2e82534b7219306efee465c4e000

    SHA512

    70290c6e85e4f4b990d29151b74dd57aca322379ce9b91a52c6abcb6bec593fc80b3bcedf1fc6cc2ade120e59f3d210ef4304c5e2c9db3e7a00bf2cbce6a6b12

  • \Users\Admin\AppData\Local\Temp\RarSFX0\key.exe

    Filesize

    75KB

    MD5

    1e2b3c9a215d839c1867bf59590902c0

    SHA1

    b00410980875883c17dc16c90b453fc923bbbedd

    SHA256

    5d2f484e393bd7f17e229d73f9296af8ceaf2e82534b7219306efee465c4e000

    SHA512

    70290c6e85e4f4b990d29151b74dd57aca322379ce9b91a52c6abcb6bec593fc80b3bcedf1fc6cc2ade120e59f3d210ef4304c5e2c9db3e7a00bf2cbce6a6b12

  • \Users\Admin\AppData\Local\Temp\mdi064.dll

    Filesize

    3.8MB

    MD5

    911d846de9a854d93028f9d9e8db479a

    SHA1

    00360e23ed355d61cd5fd1d6fa8144f2b81a3720

    SHA256

    a989d4854e9ec97d6ea7d4a6ddfdf12f0aadaa4283c4895c8d55c0864aae46c2

    SHA512

    eaf0e0b46ffa11a4e1107d9bab6d29fbf91be1949e908a2a16d8336410b8069c133739e2c257d6910747e6a520841c96ae27c4b6fd3a39ebbfa884b2a2cc0049

  • \Users\Admin\AppData\Local\Temp\mdi064.dll

    Filesize

    3.8MB

    MD5

    911d846de9a854d93028f9d9e8db479a

    SHA1

    00360e23ed355d61cd5fd1d6fa8144f2b81a3720

    SHA256

    a989d4854e9ec97d6ea7d4a6ddfdf12f0aadaa4283c4895c8d55c0864aae46c2

    SHA512

    eaf0e0b46ffa11a4e1107d9bab6d29fbf91be1949e908a2a16d8336410b8069c133739e2c257d6910747e6a520841c96ae27c4b6fd3a39ebbfa884b2a2cc0049

  • \Users\Admin\AppData\Local\Temp\mdi064.dll

    Filesize

    3.8MB

    MD5

    911d846de9a854d93028f9d9e8db479a

    SHA1

    00360e23ed355d61cd5fd1d6fa8144f2b81a3720

    SHA256

    a989d4854e9ec97d6ea7d4a6ddfdf12f0aadaa4283c4895c8d55c0864aae46c2

    SHA512

    eaf0e0b46ffa11a4e1107d9bab6d29fbf91be1949e908a2a16d8336410b8069c133739e2c257d6910747e6a520841c96ae27c4b6fd3a39ebbfa884b2a2cc0049

  • \Users\Admin\AppData\Local\Temp\mdi064.dll

    Filesize

    3.8MB

    MD5

    911d846de9a854d93028f9d9e8db479a

    SHA1

    00360e23ed355d61cd5fd1d6fa8144f2b81a3720

    SHA256

    a989d4854e9ec97d6ea7d4a6ddfdf12f0aadaa4283c4895c8d55c0864aae46c2

    SHA512

    eaf0e0b46ffa11a4e1107d9bab6d29fbf91be1949e908a2a16d8336410b8069c133739e2c257d6910747e6a520841c96ae27c4b6fd3a39ebbfa884b2a2cc0049

  • \Users\Admin\AppData\Local\Temp\msupdate71\dwm.exe

    Filesize

    892KB

    MD5

    280f8f7783a017ca177b960175ed92d2

    SHA1

    413dad9703f937c90f4aba10b4c7a139214b5fd1

    SHA256

    5d698f9c78f4bd1e84b95b0d67c797ec15183c6c77f04963a7a8fbce52fc70a6

    SHA512

    5c432f7600715023bf97bdbab38fdd03a03ff541357e43ea7231f56c2776b6dfc41aa6c6dc475b8000915e6e4c28a7a88cf81b0a7452fdb16a9e804d4503124d

  • \Users\Admin\AppData\Local\Temp\msupdate71\dwm.exe

    Filesize

    892KB

    MD5

    280f8f7783a017ca177b960175ed92d2

    SHA1

    413dad9703f937c90f4aba10b4c7a139214b5fd1

    SHA256

    5d698f9c78f4bd1e84b95b0d67c797ec15183c6c77f04963a7a8fbce52fc70a6

    SHA512

    5c432f7600715023bf97bdbab38fdd03a03ff541357e43ea7231f56c2776b6dfc41aa6c6dc475b8000915e6e4c28a7a88cf81b0a7452fdb16a9e804d4503124d

  • \Users\Admin\AppData\Local\Temp\msupdate71\dwm.exe

    Filesize

    892KB

    MD5

    280f8f7783a017ca177b960175ed92d2

    SHA1

    413dad9703f937c90f4aba10b4c7a139214b5fd1

    SHA256

    5d698f9c78f4bd1e84b95b0d67c797ec15183c6c77f04963a7a8fbce52fc70a6

    SHA512

    5c432f7600715023bf97bdbab38fdd03a03ff541357e43ea7231f56c2776b6dfc41aa6c6dc475b8000915e6e4c28a7a88cf81b0a7452fdb16a9e804d4503124d

  • \Users\Admin\AppData\Local\Temp\msupdate71\libcurl-4.dl1

    Filesize

    511KB

    MD5

    7424fae1cb2ae5c8c63cdf34006584c9

    SHA1

    d773366a6af5e38f23d6d679a9ea6a68b87ae701

    SHA256

    36bba4597db17fa602332bb9f9b5947be94c9b5f55d084e0160a9de13acbfbd5

    SHA512

    7316a98d1fc13c07bcacfcfc9731e9a21b144935fc24fb0f0f7aefa4804e01490f85ba48d58629d55f9650b0bc7992243721fa280aa5747a153fe9235eb7e0f8

  • \Users\Admin\AppData\Local\Temp\msupdate71\libiconv-2.dl1

    Filesize

    927KB

    MD5

    07edeef3e6042265c4de3fd97646f9b5

    SHA1

    14985caf62f83fbb1263c5717887ebc5871c475f

    SHA256

    c48305c56086053cdc59c75c1db3a78d308eba5312168b8586e61c960f9d7d6e

    SHA512

    0daac08592e057eeca357b61a7d8c0d605aa079c22f50eaa1a69f2a4b7eaa60e324ace83974866497ffa401337c9f3f48386ebbce6565ef5336e6bc4fb2da518

  • \Users\Admin\AppData\Local\Temp\msupdate71\libidn-11.dl1

    Filesize

    206KB

    MD5

    cdcf4bf6939a71eeedc5e06fbe6c7e25

    SHA1

    c0387a8b01793646ba1a4ae719ecf5069980485b

    SHA256

    ffbbf8c6afd5e4d70e66d978719e3096798b0a8503a8c8f492fc71e468fc4ca9

    SHA512

    f559d5688da4313a4565401ee40c338a652f6361a4a5eee6639545ba0fff7709ef910696689548a9598ea4cb9911646115cdcab04c31c1a737482dc67833a37e

  • \Users\Admin\AppData\Local\Temp\msupdate71\libintl-8.dl1

    Filesize

    112KB

    MD5

    ac0ffab1af0959006783344ee03c7305

    SHA1

    16cb4a360faaaf83c90b9466b166c970b48971ac

    SHA256

    f5270156ed8261aecc135417b5e043eea7cabd0251048c87a718c6cd57fe5e4e

    SHA512

    56d93da8e5af20eb5aed2b0ded70630bb43da0553c23243fa08ba796003fc0e41960e624596310ec4f31e3ebd4afbffec83beb86893e25f31b6d677b1a2d7c82

  • \Users\Admin\AppData\Local\Temp\msupdate71\libwinpthread-1.dl1

    Filesize

    298KB

    MD5

    2c1ca56436ad413c41e30eff10d65243

    SHA1

    b1c3a9efef5b9bee5bcc1b2758da0c00d8156fec

    SHA256

    506d4a61285958ea387b4ef1feffc872f3d389dff733495a976feabc39e3e445

    SHA512

    30877c77e57ca8e45b311734879111b1d0db39855b05d134456659afa84e92db65c1fe399aae063b39582d6e4e1a6fd43504a41c2c08b75b1b63fb22add7c4ea

  • \Users\Admin\AppData\Local\Temp\msupdate71\zlib1.dl1

    Filesize

    113KB

    MD5

    cb0577e362e193cad14c3d23c40c30d4

    SHA1

    65db52c270bc8f1e9435d95456da9f1e45e74fd9

    SHA256

    9e93a45fb249f32d1aac4e69ce84ceae783782e75148e572fdde3bfe2579121c

    SHA512

    4c1cc231599e0928ae67d1e3493417b35c6185739795b00da8cad6580a44f56df3769d652f8dd1798e762c11e87904bf0624fe6c2392b2e35fba15160959b32b

  • memory/1240-63-0x0000000000000000-mapping.dmp

  • memory/1600-73-0x0000000000000000-mapping.dmp

  • memory/1600-88-0x0000000000400000-0x00000000004EA000-memory.dmp

    Filesize

    936KB

  • memory/1600-89-0x0000000000400000-0x00000000004EA000-memory.dmp

    Filesize

    936KB

  • memory/1628-66-0x0000000002AF0000-0x0000000002F0E000-memory.dmp

    Filesize

    4.1MB

  • memory/1628-59-0x0000000000000000-mapping.dmp

  • memory/2032-54-0x0000000075C21000-0x0000000075C23000-memory.dmp

    Filesize

    8KB