Analysis

  • max time kernel
    44s
  • max time network
    49s
  • platform
    windows7_x64
  • resource
    win7-20220901-en
  • resource tags

    arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
  • submitted
    25-11-2022 15:49

General

  • Target

    e636f837a3a32beed0a71b3fe2b86acdc058df5f7791ac1bf5ee6e00a2de0508.exe

  • Size

    1.2MB

  • MD5

    08802c270fdbcfb412a6183a2686664f

  • SHA1

    674949c9f9bfc90dd17af77c9b534d8b05759c6f

  • SHA256

    e636f837a3a32beed0a71b3fe2b86acdc058df5f7791ac1bf5ee6e00a2de0508

  • SHA512

    9d84452c3226d44f75076c5a1bd44259dabf8e881d06e5e61085e413bf2e60ed4683c059e822df7bf4cb8a24e935dc740513c98b9bab4a5354cca7134baab76c

  • SSDEEP

    24576:RI52II85Pvt3I4xGOqd52pIQShnCrbb4vWH0HgUdr7:60k55I4EdThbWHElr

Malware Config

Signatures

  • NirSoft MailPassView 9 IoCs

    Password recovery tool for various email clients

  • NirSoft WebBrowserPassView 10 IoCs

    Password recovery tool for various web browsers

  • Nirsoft 18 IoCs
  • Executes dropped EXE 4 IoCs
  • Loads dropped DLL 4 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 4 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 43 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\e636f837a3a32beed0a71b3fe2b86acdc058df5f7791ac1bf5ee6e00a2de0508.exe
    "C:\Users\Admin\AppData\Local\Temp\e636f837a3a32beed0a71b3fe2b86acdc058df5f7791ac1bf5ee6e00a2de0508.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1396
    • C:\Users\Admin\AppData\Local\Temp\notepad .exe
      "C:\Users\Admin\AppData\Local\Temp\notepad .exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious use of SetThreadContext
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:900
      • C:\Users\Admin\AppData\Local\Temp\notepad .exe
        /stext "C:\Users\Admin\AppData\Roaming\s.txt"
        3⤵
        • Executes dropped EXE
        PID:1680
      • C:\Users\Admin\AppData\Local\Temp\notepad .exe
        /stext "C:\Users\Admin\AppData\Roaming\m.txt"
        3⤵
        • Executes dropped EXE
        • Accesses Microsoft Outlook accounts
        PID:1644
      • C:\Users\Admin\AppData\Local\Temp\notepad .exe
        /stext "C:\Users\Admin\AppData\Roaming\d.txt"
        3⤵
        • Executes dropped EXE
        PID:1904
    • C:\Windows\SysWOW64\cmd.exe
      cmd /c C:\Users\Admin\AppData\Local\Temp\#folder#\melt.bat
      2⤵
        PID:320

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\notepad .exe

      Filesize

      54KB

      MD5

      0f01571a3e4c71eb4313175aae86488e

      SHA1

      2ba648afe2cd52edf5f25e304f77d457abf7ac0e

      SHA256

      8cc51c4c2efc8c6a401aa83a0aeced0925d5d9d2a43192f35561893cdf704022

      SHA512

      159dfbb7d385bf92f4fc48ca389b89d69f6c2616e90dfa056e725d7da78a3702694a28f9c5cab7b55adc4d4dbd7bfe5d272c8b1c9931e3ac95f6326d74576794

    • C:\Users\Admin\AppData\Local\Temp\notepad .exe

      Filesize

      54KB

      MD5

      0f01571a3e4c71eb4313175aae86488e

      SHA1

      2ba648afe2cd52edf5f25e304f77d457abf7ac0e

      SHA256

      8cc51c4c2efc8c6a401aa83a0aeced0925d5d9d2a43192f35561893cdf704022

      SHA512

      159dfbb7d385bf92f4fc48ca389b89d69f6c2616e90dfa056e725d7da78a3702694a28f9c5cab7b55adc4d4dbd7bfe5d272c8b1c9931e3ac95f6326d74576794

    • C:\Users\Admin\AppData\Local\Temp\notepad .exe

      Filesize

      54KB

      MD5

      0f01571a3e4c71eb4313175aae86488e

      SHA1

      2ba648afe2cd52edf5f25e304f77d457abf7ac0e

      SHA256

      8cc51c4c2efc8c6a401aa83a0aeced0925d5d9d2a43192f35561893cdf704022

      SHA512

      159dfbb7d385bf92f4fc48ca389b89d69f6c2616e90dfa056e725d7da78a3702694a28f9c5cab7b55adc4d4dbd7bfe5d272c8b1c9931e3ac95f6326d74576794

    • C:\Users\Admin\AppData\Local\Temp\notepad .exe

      Filesize

      54KB

      MD5

      0f01571a3e4c71eb4313175aae86488e

      SHA1

      2ba648afe2cd52edf5f25e304f77d457abf7ac0e

      SHA256

      8cc51c4c2efc8c6a401aa83a0aeced0925d5d9d2a43192f35561893cdf704022

      SHA512

      159dfbb7d385bf92f4fc48ca389b89d69f6c2616e90dfa056e725d7da78a3702694a28f9c5cab7b55adc4d4dbd7bfe5d272c8b1c9931e3ac95f6326d74576794

    • C:\Users\Admin\AppData\Local\Temp\notepad .exe

      Filesize

      54KB

      MD5

      0f01571a3e4c71eb4313175aae86488e

      SHA1

      2ba648afe2cd52edf5f25e304f77d457abf7ac0e

      SHA256

      8cc51c4c2efc8c6a401aa83a0aeced0925d5d9d2a43192f35561893cdf704022

      SHA512

      159dfbb7d385bf92f4fc48ca389b89d69f6c2616e90dfa056e725d7da78a3702694a28f9c5cab7b55adc4d4dbd7bfe5d272c8b1c9931e3ac95f6326d74576794

    • C:\Users\Admin\AppData\Roaming\d.txt

      Filesize

      2B

      MD5

      f3b25701fe362ec84616a93a45ce9998

      SHA1

      d62636d8caec13f04e28442a0a6fa1afeb024bbb

      SHA256

      b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209

      SHA512

      98c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84

    • \Users\Admin\AppData\Local\Temp\notepad .exe

      Filesize

      54KB

      MD5

      0f01571a3e4c71eb4313175aae86488e

      SHA1

      2ba648afe2cd52edf5f25e304f77d457abf7ac0e

      SHA256

      8cc51c4c2efc8c6a401aa83a0aeced0925d5d9d2a43192f35561893cdf704022

      SHA512

      159dfbb7d385bf92f4fc48ca389b89d69f6c2616e90dfa056e725d7da78a3702694a28f9c5cab7b55adc4d4dbd7bfe5d272c8b1c9931e3ac95f6326d74576794

    • \Users\Admin\AppData\Local\Temp\notepad .exe

      Filesize

      54KB

      MD5

      0f01571a3e4c71eb4313175aae86488e

      SHA1

      2ba648afe2cd52edf5f25e304f77d457abf7ac0e

      SHA256

      8cc51c4c2efc8c6a401aa83a0aeced0925d5d9d2a43192f35561893cdf704022

      SHA512

      159dfbb7d385bf92f4fc48ca389b89d69f6c2616e90dfa056e725d7da78a3702694a28f9c5cab7b55adc4d4dbd7bfe5d272c8b1c9931e3ac95f6326d74576794

    • \Users\Admin\AppData\Local\Temp\notepad .exe

      Filesize

      54KB

      MD5

      0f01571a3e4c71eb4313175aae86488e

      SHA1

      2ba648afe2cd52edf5f25e304f77d457abf7ac0e

      SHA256

      8cc51c4c2efc8c6a401aa83a0aeced0925d5d9d2a43192f35561893cdf704022

      SHA512

      159dfbb7d385bf92f4fc48ca389b89d69f6c2616e90dfa056e725d7da78a3702694a28f9c5cab7b55adc4d4dbd7bfe5d272c8b1c9931e3ac95f6326d74576794

    • \Users\Admin\AppData\Local\Temp\notepad .exe

      Filesize

      54KB

      MD5

      0f01571a3e4c71eb4313175aae86488e

      SHA1

      2ba648afe2cd52edf5f25e304f77d457abf7ac0e

      SHA256

      8cc51c4c2efc8c6a401aa83a0aeced0925d5d9d2a43192f35561893cdf704022

      SHA512

      159dfbb7d385bf92f4fc48ca389b89d69f6c2616e90dfa056e725d7da78a3702694a28f9c5cab7b55adc4d4dbd7bfe5d272c8b1c9931e3ac95f6326d74576794

    • memory/320-69-0x0000000000000000-mapping.dmp

    • memory/900-60-0x0000000000400000-0x000000000049D000-memory.dmp

      Filesize

      628KB

    • memory/900-68-0x0000000000400000-0x000000000049D000-memory.dmp

      Filesize

      628KB

    • memory/900-65-0x0000000000401FE0-mapping.dmp

    • memory/900-126-0x0000000000400000-0x000000000049D000-memory.dmp

      Filesize

      628KB

    • memory/900-64-0x0000000000400000-0x000000000049D000-memory.dmp

      Filesize

      628KB

    • memory/900-91-0x0000000000400000-0x000000000049D000-memory.dmp

      Filesize

      628KB

    • memory/900-58-0x0000000000400000-0x000000000049D000-memory.dmp

      Filesize

      628KB

    • memory/900-57-0x0000000000400000-0x000000000049D000-memory.dmp

      Filesize

      628KB

    • memory/1396-72-0x0000000074720000-0x0000000074CCB000-memory.dmp

      Filesize

      5.7MB

    • memory/1396-63-0x0000000074720000-0x0000000074CCB000-memory.dmp

      Filesize

      5.7MB

    • memory/1396-54-0x00000000760E1000-0x00000000760E3000-memory.dmp

      Filesize

      8KB

    • memory/1396-55-0x0000000074720000-0x0000000074CCB000-memory.dmp

      Filesize

      5.7MB

    • memory/1644-107-0x0000000000400000-0x000000000041B000-memory.dmp

      Filesize

      108KB

    • memory/1644-94-0x0000000000400000-0x000000000041B000-memory.dmp

      Filesize

      108KB

    • memory/1644-106-0x0000000000400000-0x000000000041B000-memory.dmp

      Filesize

      108KB

    • memory/1644-93-0x0000000000400000-0x000000000041B000-memory.dmp

      Filesize

      108KB

    • memory/1644-99-0x0000000000400000-0x000000000041B000-memory.dmp

      Filesize

      108KB

    • memory/1644-98-0x0000000000400000-0x000000000041B000-memory.dmp

      Filesize

      108KB

    • memory/1644-102-0x0000000000411654-mapping.dmp

    • memory/1644-101-0x0000000000400000-0x000000000041B000-memory.dmp

      Filesize

      108KB

    • memory/1644-96-0x0000000000400000-0x000000000041B000-memory.dmp

      Filesize

      108KB

    • memory/1680-82-0x0000000000400000-0x0000000000458000-memory.dmp

      Filesize

      352KB

    • memory/1680-78-0x0000000000400000-0x0000000000458000-memory.dmp

      Filesize

      352KB

    • memory/1680-85-0x0000000000442628-mapping.dmp

    • memory/1680-89-0x0000000000400000-0x0000000000458000-memory.dmp

      Filesize

      352KB

    • memory/1680-90-0x0000000000400000-0x0000000000458000-memory.dmp

      Filesize

      352KB

    • memory/1680-76-0x0000000000400000-0x0000000000458000-memory.dmp

      Filesize

      352KB

    • memory/1680-125-0x0000000000400000-0x0000000000458000-memory.dmp

      Filesize

      352KB

    • memory/1680-80-0x0000000000400000-0x0000000000458000-memory.dmp

      Filesize

      352KB

    • memory/1680-75-0x0000000000400000-0x0000000000458000-memory.dmp

      Filesize

      352KB

    • memory/1680-84-0x0000000000400000-0x0000000000458000-memory.dmp

      Filesize

      352KB

    • memory/1904-122-0x0000000000400000-0x0000000000415000-memory.dmp

      Filesize

      84KB

    • memory/1904-112-0x0000000000400000-0x0000000000415000-memory.dmp

      Filesize

      84KB

    • memory/1904-110-0x0000000000400000-0x0000000000415000-memory.dmp

      Filesize

      84KB

    • memory/1904-123-0x0000000000400000-0x0000000000415000-memory.dmp

      Filesize

      84KB

    • memory/1904-109-0x0000000000400000-0x0000000000415000-memory.dmp

      Filesize

      84KB

    • memory/1904-114-0x0000000000400000-0x0000000000415000-memory.dmp

      Filesize

      84KB

    • memory/1904-117-0x0000000000400000-0x0000000000415000-memory.dmp

      Filesize

      84KB

    • memory/1904-118-0x000000000040C2A8-mapping.dmp

    • memory/1904-115-0x0000000000400000-0x0000000000415000-memory.dmp

      Filesize

      84KB