Analysis

  • max time kernel
    132s
  • max time network
    148s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    16-03-2024 04:03

General

  • Target

    1fc2d.exe

  • Size

    3.5MB

  • MD5

    8f94297c9a87de5c84a3c6b2d43a3809

  • SHA1

    611cb3591c6a428f01f82c08c4bea4972635445f

  • SHA256

    e1eda5c9ef3158ecc5dabc82b244def26c0a938c797a1c97752ff32505b0f048

  • SHA512

    033e87be95251798d567dc80d2582880126372668dc021bd008be439d73768b94340301e1ceee3ed2833f73cc35fafc5b522147ddd25a3b685508cd3c363e4a5

  • SSDEEP

    1536:U6+o7BcTd7F+jNFIuj+pVlw4lNJz1VD3zzvizZ5systS34UfNS34Uf:UmFCsZF1jg7TJz15PNyxs

Malware Config

Signatures

  • Panda Stealer payload 7 IoCs
  • PandaStealer

    Panda Stealer is a fork of CollectorProject Stealer written in C++.

  • Shurk

    Shurk is an infostealer, written in C++ which appeared in 2021.

  • Shurk Stealer payload 8 IoCs
  • Detects executables containing SQL queries to confidential data stores. Observed in infostealers 7 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

  • Suspicious use of NtSetInformationThreadHideFromDebugger 8 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 1 IoCs
  • Delays execution with timeout.exe 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 23 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\1fc2d.exe
    "C:\Users\Admin\AppData\Local\Temp\1fc2d.exe"
    1⤵
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2140
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c timeout 1
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2736
      • C:\Windows\SysWOW64\timeout.exe
        timeout 1
        3⤵
        • Delays execution with timeout.exe
        PID:284
    • C:\Users\Admin\AppData\Local\Temp\1fc2d.exe
      "C:\Users\Admin\AppData\Local\Temp\1fc2d.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      PID:2788
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2140 -s 872
      2⤵
      • Program crash
      PID:1488

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/2140-0-0x00000000008D0000-0x0000000000C50000-memory.dmp

    Filesize

    3.5MB

  • memory/2140-1-0x0000000073F60000-0x000000007464E000-memory.dmp

    Filesize

    6.9MB

  • memory/2140-2-0x0000000007520000-0x0000000007560000-memory.dmp

    Filesize

    256KB

  • memory/2140-3-0x00000000021E0000-0x0000000002262000-memory.dmp

    Filesize

    520KB

  • memory/2140-26-0x0000000007520000-0x0000000007560000-memory.dmp

    Filesize

    256KB

  • memory/2140-25-0x0000000073F60000-0x000000007464E000-memory.dmp

    Filesize

    6.9MB

  • memory/2788-7-0x0000000000400000-0x0000000000470000-memory.dmp

    Filesize

    448KB

  • memory/2788-8-0x0000000000400000-0x0000000000470000-memory.dmp

    Filesize

    448KB

  • memory/2788-9-0x0000000000400000-0x0000000000470000-memory.dmp

    Filesize

    448KB

  • memory/2788-6-0x0000000000400000-0x0000000000470000-memory.dmp

    Filesize

    448KB

  • memory/2788-4-0x0000000000400000-0x0000000000470000-memory.dmp

    Filesize

    448KB

  • memory/2788-12-0x0000000000400000-0x0000000000470000-memory.dmp

    Filesize

    448KB

  • memory/2788-14-0x0000000000400000-0x0000000000470000-memory.dmp

    Filesize

    448KB

  • memory/2788-15-0x0000000000400000-0x0000000000470000-memory.dmp

    Filesize

    448KB

  • memory/2788-10-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2788-5-0x0000000000400000-0x0000000000470000-memory.dmp

    Filesize

    448KB

  • memory/2788-27-0x0000000000400000-0x0000000000470000-memory.dmp

    Filesize

    448KB