Analysis

  • max time kernel
    122s
  • max time network
    130s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    05/08/2024, 20:51

General

  • Target

    $PLUGINSDIR/OWInstaller.exe

  • Size

    301KB

  • MD5

    0e3b14dc59e65b57eeee705bc9003f2c

  • SHA1

    583656f84f9b17441efbd23175638009e638cb26

  • SHA256

    86d31a5cec2410c544d7cf5099e6e117da8a9982f7a51e03f1b9b1c3d6eff07a

  • SHA512

    06b74c2fdd22fa7172a439ad7b4f40bce707c1653c3e1a99fbe43b0e03e09dd50108ca9980f0b94705295baa8ede9363ff4992dea81209549e094980b908f0d0

  • SSDEEP

    6144:jczyBUDsrUODYRVxGxZ9bKFoSIm9u0Uqq2zCpleycm:joc4kYoSO0jF

Score
4/10

Malware Config

Signatures

  • Drops file in Windows directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Modifies Internet Explorer settings 1 TTPs 1 IoCs
  • Modifies registry class 34 IoCs
  • Modifies system certificate store 2 TTPs 8 IoCs
  • Suspicious behavior: EnumeratesProcesses 8 IoCs
  • Suspicious use of AdjustPrivilegeToken 8 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\OWInstaller.exe
    "C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\OWInstaller.exe"
    1⤵
    • Modifies Internet Explorer settings
    • Modifies system certificate store
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2076
    • C:\Windows\System32\DxDiag.exe
      "C:\Windows\System32\DxDiag.exe" /tC:\Users\Admin\AppData\Local\Overwolf\Temp\DxDiagOutput.txt
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2724
      • C:\Windows\SysWOW64\dxdiag.exe
        "C:\Windows\SysWOW64\dxdiag.exe" /tC:\Users\Admin\AppData\Local\Overwolf\Temp\DxDiagOutput.txt
        3⤵
        • Drops file in Windows directory
        • System Location Discovery: System Language Discovery
        • Modifies registry class
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        PID:2836

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

    Filesize

    342B

    MD5

    b7869a74cd1e5938c0f2cd847f2f9f98

    SHA1

    cef8e9ab1ebd1487e71c2fb38e18b1e06f232e20

    SHA256

    698a377324c928e2173f76ff17f1d1e4c9e6c0bc2e65a52eaa500cd5d59b0100

    SHA512

    5aaf5a86267eb8053b3189e762ee53ac0a0319e563cf369d7313c52980690a1d2cc8bbc19cc4aecc4c69adefd3b6b74105cb90165a6caa926f7beae1711001b0

  • C:\Users\Admin\AppData\Local\Overwolf\Log\InstallerTrace_2024-08-05_20-51_2076.log

    Filesize

    462B

    MD5

    f9b0fd39eb265bee73929b1d308dec71

    SHA1

    d1f1fd4d3b611b37ad38dbabe02b9c61f34e2ba6

    SHA256

    9dbe57e5688fc2b2f7c4701e04344bf2640a9b6c08093ff93dcc335a7fab84f2

    SHA512

    c4c5699f53c05cefc630905dd83a17a534514df3c79fcbc234caecdb5ee70a217f26a4d9a2fe54f27f134f10873c40725d84c1dffe774b24fc87342791d02013

  • C:\Users\Admin\AppData\Local\Overwolf\Settings\SettingsPageBasic.xml

    Filesize

    752B

    MD5

    5ca40640e2664f5dc5fd08294605c09c

    SHA1

    273620a15a97a57e780e7c5c14f1423503b3a14b

    SHA256

    167a297eb03a47f0a2ce4493f0521ccc1b17b9dc39c5c716fd2b67b5bc8c50ce

    SHA512

    5574997ff6454ce2e24944e5160a99ee84f25a4de99fb37cfeb37ba4a5eb98360751f29843d67326f6e9aa018345d34fcafcd98099370c4ea7281a5612205d84

  • C:\Users\Admin\AppData\Local\Overwolf\Temp\DxDiagOutput.txt

    Filesize

    15KB

    MD5

    3995fb57841bd9a1b023bfa289dee4d1

    SHA1

    5eb51f5e9df3577dd6765b5a4fc653779c463921

    SHA256

    66526b2a506f0742e1fb9c51d5ed9ded66a136477ffa124e684fca3b6249dd05

    SHA512

    b131d0326dbccb8af8627b99998213d528715510f02ba9080d79715e810463fa94ed42a39b7c8eb956bc769bda110c28ec0f85ac045fb105977f06108fa850ab

  • C:\Users\Admin\AppData\Local\Temp\CabD6DF.tmp

    Filesize

    70KB

    MD5

    49aebf8cbd62d92ac215b2923fb1b9f5

    SHA1

    1723be06719828dda65ad804298d0431f6aff976

    SHA256

    b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

    SHA512

    bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

  • C:\Users\Admin\AppData\Local\Temp\TarD79D.tmp

    Filesize

    181KB

    MD5

    4ea6026cf93ec6338144661bf1202cd1

    SHA1

    a1dec9044f750ad887935a01430bf49322fbdcb7

    SHA256

    8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

    SHA512

    6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

  • memory/2076-4-0x0000000002380000-0x0000000002398000-memory.dmp

    Filesize

    96KB

  • memory/2076-13-0x000000001BB80000-0x000000001BC30000-memory.dmp

    Filesize

    704KB

  • memory/2076-10-0x000007FEF50F0000-0x000007FEF5ADC000-memory.dmp

    Filesize

    9.9MB

  • memory/2076-38-0x0000000026420000-0x0000000026BC6000-memory.dmp

    Filesize

    7.6MB

  • memory/2076-278-0x000007FEF50F0000-0x000007FEF5ADC000-memory.dmp

    Filesize

    9.9MB

  • memory/2076-277-0x000007FEF50F3000-0x000007FEF50F4000-memory.dmp

    Filesize

    4KB

  • memory/2076-0-0x000007FEF50F3000-0x000007FEF50F4000-memory.dmp

    Filesize

    4KB

  • memory/2076-3-0x0000000000A70000-0x0000000000AB6000-memory.dmp

    Filesize

    280KB

  • memory/2076-2-0x00000000005B0000-0x0000000000654000-memory.dmp

    Filesize

    656KB

  • memory/2076-1-0x000000013FBB0000-0x000000013FBFC000-memory.dmp

    Filesize

    304KB

  • memory/2836-53-0x0000000000360000-0x000000000036A000-memory.dmp

    Filesize

    40KB

  • memory/2836-56-0x00000000024D0000-0x000000000252C000-memory.dmp

    Filesize

    368KB

  • memory/2836-68-0x00000000003E0000-0x000000000040A000-memory.dmp

    Filesize

    168KB

  • memory/2836-67-0x00000000003E0000-0x000000000040A000-memory.dmp

    Filesize

    168KB

  • memory/2836-69-0x00000000002B0000-0x00000000002B5000-memory.dmp

    Filesize

    20KB

  • memory/2836-55-0x00000000024D0000-0x000000000252C000-memory.dmp

    Filesize

    368KB

  • memory/2836-54-0x00000000024D0000-0x000000000252C000-memory.dmp

    Filesize

    368KB

  • memory/2836-52-0x0000000000360000-0x000000000036A000-memory.dmp

    Filesize

    40KB

  • memory/2836-39-0x00000000002B0000-0x00000000002BA000-memory.dmp

    Filesize

    40KB

  • memory/2836-40-0x00000000002B0000-0x00000000002BA000-memory.dmp

    Filesize

    40KB