Analysis

  • max time kernel
    203s
  • max time network
    139s
  • platform
    windows7_x64
  • resource
    win7-20231023-en
  • resource tags

    arch:x64arch:x86image:win7-20231023-enlocale:en-usos:windows7-x64system
  • submitted
    05-11-2023 07:30

General

  • Target

    NEAS.1a177e44ce0af6e9a0de20d7e8b854b0.exe

  • Size

    171KB

  • MD5

    1a177e44ce0af6e9a0de20d7e8b854b0

  • SHA1

    e5dbcb6bc0c5c0bd4eaabc5c4e47743d8b015343

  • SHA256

    b771f04baa0225541d0e377d07843b6cee0fbd67ba0917b5db424afeed4f901a

  • SHA512

    dedb45de432a31178ad4098fcef00b81b13fedbeee4321cfae45c8da27e84051f48121b1b7bcc4419a7a6f051ec84598bf4b52137ac3e000aaf140694380d065

  • SSDEEP

    3072:S2qTc8JsfA/rpTeieAp0jVMz52M7I2yOUXjbF3dz8mrvX54IE:SvTc8J0WpTedSz5dc2yOUTxFnrvX54/

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Drops file in Program Files directory 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of UnmapMainImage 2 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of AdjustPrivilegeToken
    PID:1376
    • C:\Users\Admin\AppData\Local\Temp\NEAS.1a177e44ce0af6e9a0de20d7e8b854b0.exe
      "C:\Users\Admin\AppData\Local\Temp\NEAS.1a177e44ce0af6e9a0de20d7e8b854b0.exe"
      2⤵
      • Drops file in Program Files directory
      • Suspicious use of UnmapMainImage
      PID:2820
  • C:\Windows\system32\taskeng.exe
    taskeng.exe {FBF9E662-F7D1-4564-91AB-542A266E6708} S-1-5-21-3425689832-2386927309-2650718742-1000:AWDHTXES\Admin:Interactive:[1]
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2760
    • C:\PROGRA~3\Mozilla\pwhehon.exe
      C:\PROGRA~3\Mozilla\pwhehon.exe -arzwbsb
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of UnmapMainImage
      • Suspicious use of WriteProcessMemory
      PID:2740

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • C:\PROGRA~3\Mozilla\pwhehon.exe

    Filesize

    171KB

    MD5

    b56acd96fcf955573169c4e6283f3bf1

    SHA1

    938f2fd5b97512329b0f7e49501c8c3c096991aa

    SHA256

    89d14246ea11029d556104173431d95a626e20c5fb25685aa33d109070fbd59e

    SHA512

    086bb26cbdaebe449ff4446b70c49edf615182708495282d523751a7db1507b9abcf17ed40912586c5bed6f4038ce73afcfbd78683707dd3fc0c38b201024b69

  • C:\PROGRA~3\Mozilla\pwhehon.exe

    Filesize

    171KB

    MD5

    b56acd96fcf955573169c4e6283f3bf1

    SHA1

    938f2fd5b97512329b0f7e49501c8c3c096991aa

    SHA256

    89d14246ea11029d556104173431d95a626e20c5fb25685aa33d109070fbd59e

    SHA512

    086bb26cbdaebe449ff4446b70c49edf615182708495282d523751a7db1507b9abcf17ed40912586c5bed6f4038ce73afcfbd78683707dd3fc0c38b201024b69

  • memory/1376-10-0x0000000002610000-0x000000000262C000-memory.dmp

    Filesize

    112KB

  • memory/1376-12-0x0000000002610000-0x000000000262C000-memory.dmp

    Filesize

    112KB

  • memory/2740-9-0x0000000000400000-0x000000000045F000-memory.dmp

    Filesize

    380KB

  • memory/2740-8-0x0000000001C70000-0x0000000001CCF000-memory.dmp

    Filesize

    380KB

  • memory/2740-14-0x0000000000400000-0x000000000045F000-memory.dmp

    Filesize

    380KB

  • memory/2740-15-0x0000000001C70000-0x0000000001CCF000-memory.dmp

    Filesize

    380KB

  • memory/2820-4-0x0000000000400000-0x000000000045F000-memory.dmp

    Filesize

    380KB

  • memory/2820-5-0x0000000000400000-0x000000000045F000-memory.dmp

    Filesize

    380KB

  • memory/2820-3-0x0000000000460000-0x00000000004BF000-memory.dmp

    Filesize

    380KB

  • memory/2820-1-0x0000000000400000-0x000000000045F000-memory.dmp

    Filesize

    380KB

  • memory/2820-0-0x0000000000460000-0x00000000004BF000-memory.dmp

    Filesize

    380KB