Analysis

  • max time kernel
    118s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    03-01-2024 20:23

General

  • Target

    a1a75a717953ccb8afbdba7f5dae113dba630c6c90820f927f41d28782ed483b.exe

  • Size

    6.3MB

  • MD5

    4a4f67492c758b1b02984f0f767b73ae

  • SHA1

    693c0ab10732f313f563d67146907f54e4935c3d

  • SHA256

    a1a75a717953ccb8afbdba7f5dae113dba630c6c90820f927f41d28782ed483b

  • SHA512

    2908cba458b21ea19181ffbfe91953d243e7f2b32410dc66f2b5ece7fb6e6e81c5df3112974269b2a54437199359d82784ccfd251e2969f0df8db86294dd9c86

  • SSDEEP

    98304:DesN0L5nGC09I1dIWGiyY3ZxUdSxAQ5EEXZtvLj1/fwGNPfBKlSvZpNDZo4Vl:DeP5GC0u1iWGrUZdBfvP1nhPfsExbD/j

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Delays execution with timeout.exe 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 8 IoCs
  • Suspicious use of WriteProcessMemory 24 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a1a75a717953ccb8afbdba7f5dae113dba630c6c90820f927f41d28782ed483b.exe
    "C:\Users\Admin\AppData\Local\Temp\a1a75a717953ccb8afbdba7f5dae113dba630c6c90820f927f41d28782ed483b.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:2360
    • C:\Windows\SysWOW64\cmd.exe
      cmd /c ""C:\Users\Admin\AppData\Local\Temp\s1tk.0.bat" "
      2⤵
      • Loads dropped DLL
      • Suspicious use of WriteProcessMemory
      PID:3040
      • C:\ProgramData\pinterests\XRJNZC.exe
        "C:\ProgramData\pinterests\XRJNZC.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:2468
        • C:\Windows\SysWOW64\schtasks.exe
          "C:\Windows\System32\schtasks.exe" /create /sc MINUTE /mo 1 /RL HIGHEST /tn "XRJNZC" /tr C:\ProgramData\pinterests\XRJNZC.exe /f
          4⤵
          • Creates scheduled task(s)
          PID:1796
  • C:\Windows\SysWOW64\timeout.exe
    timeout 3
    1⤵
    • Delays execution with timeout.exe
    PID:2688
  • C:\Windows\system32\taskeng.exe
    taskeng.exe {7AC475E2-B263-4671-A60C-EF2F93836E0D} S-1-5-21-3470981204-343661084-3367201002-1000:GLTGRJAG\Admin:Interactive:[1]
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1792
    • C:\ProgramData\pinterests\XRJNZC.exe
      C:\ProgramData\pinterests\XRJNZC.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      PID:2428
    • C:\ProgramData\pinterests\XRJNZC.exe
      C:\ProgramData\pinterests\XRJNZC.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      PID:452

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\ProgramData\pinterests\XRJNZC.exe

    Filesize

    217KB

    MD5

    a41c06d49c01051838820d90c0a34b09

    SHA1

    859181318376f72c1bc461183fdcf70f17fc2cc6

    SHA256

    8c60ac665c92e60d5424a71314ac2ad3e937c5fefd637398812096f5e60641b9

    SHA512

    bd9de96b2c725d6033dd6d99369800f289558a4dad0fac679b1c8c155cc5d2553dc903b586e2b326829af1cc222038def8196c427b66e2c69a26af0f5e51fe8b

  • C:\ProgramData\pinterests\XRJNZC.exe

    Filesize

    894KB

    MD5

    655bf57bc20639f4b001ea278f217f3a

    SHA1

    ef5b6bf2f00da56a450af3401521c44ae5928004

    SHA256

    6c18b117020bcbed3a5d56e4844bd8e47c6372091f56a8d6ccbaf45c2b993e9f

    SHA512

    bff35ce0e1cc2ebb88dc6473f397095270ec6d31b703e8fc54899132fffb6303a6094c0bcdafbb852f741641baf9cebeef014b115f55116b92e708f5deca2b98

  • C:\ProgramData\pinterests\XRJNZC.exe

    Filesize

    92KB

    MD5

    89e633f75fd8121226bf2ac7c3b82464

    SHA1

    e95cec1986796527c887bcd2a5d8177990601eba

    SHA256

    47bf7f9a6a49a69dc64343c50ef40dd64016182ef94fc7f1f4651613a291b0c7

    SHA512

    76f2fa461b13044c316e9ea2e86f4c9a342ed21b22e145935cd4d2019af8900c56b7bbe8b195ebfa5d3993191e9114b915567b5795365020d89371e110b40791

  • C:\Users\Admin\AppData\Local\Temp\s1tk.0.bat

    Filesize

    176B

    MD5

    0083a11c766d67254042b2978be588a5

    SHA1

    31d9c0aa6297a4eff12298dcd5c8b259f72a28cf

    SHA256

    5cd95d21c6a9950e6a4d602b12570dd0ecce5d0b2801aa3fd6e0cbe406e178d5

    SHA512

    f08c988ebcc04c9b63758e4af8054671b8e34890646fd0e0c3893c6137f5cd5fc4570fe53487c70fda0305c17e77d223bd140c2ea6f4c8f5ce995576396873da

  • \ProgramData\pinterests\XRJNZC.exe

    Filesize

    386KB

    MD5

    8b5aa311253d94171a33f3ba9dc5ffe2

    SHA1

    96bf4b7c64774625c34439a44e85425bdf8651aa

    SHA256

    fadec8881f52efaff7250472bafc613e2d9de506fc30fa55befe5bb1fe909ba6

    SHA512

    a864cbc80100ece69a094f0961537b7fd98a71ed3bf0146810c10ca0d3fe40d9bbd041aecb77211e012454c757e919cdf7933fcfae4640ff420116fdd230b9d7

  • \ProgramData\pinterests\XRJNZC.exe

    Filesize

    381KB

    MD5

    d16ad5912fabc5324da3c674a42c3910

    SHA1

    819badb6064ff13c4987f05807199a1c22a743df

    SHA256

    ce5a22ee16a1c6a10192e29f862d7978211077d6f2632a5c96dd8e2d49e46ba7

    SHA512

    fc3ca767c0cb25a07932d389545c5e22bf0110b4cbf863af038a43c24dd0664e5aef1d91b680ae5a4031e5165ba84b82c5b4fdceea76189ca754ef966ea22cdf

  • memory/452-176-0x0000000000D60000-0x000000000193A000-memory.dmp

    Filesize

    11.9MB

  • memory/452-145-0x0000000000D60000-0x000000000193A000-memory.dmp

    Filesize

    11.9MB

  • memory/2360-23-0x00000000000A0000-0x00000000000A1000-memory.dmp

    Filesize

    4KB

  • memory/2360-11-0x0000000000080000-0x0000000000081000-memory.dmp

    Filesize

    4KB

  • memory/2360-25-0x0000000000F10000-0x0000000001AEA000-memory.dmp

    Filesize

    11.9MB

  • memory/2360-26-0x00000000000A0000-0x00000000000A1000-memory.dmp

    Filesize

    4KB

  • memory/2360-29-0x00000000000B0000-0x00000000000B1000-memory.dmp

    Filesize

    4KB

  • memory/2360-31-0x00000000000B0000-0x00000000000B1000-memory.dmp

    Filesize

    4KB

  • memory/2360-34-0x00000000000C0000-0x00000000000C1000-memory.dmp

    Filesize

    4KB

  • memory/2360-36-0x00000000000C0000-0x00000000000C1000-memory.dmp

    Filesize

    4KB

  • memory/2360-50-0x0000000000F10000-0x0000000001AEA000-memory.dmp

    Filesize

    11.9MB

  • memory/2360-15-0x0000000000080000-0x0000000000081000-memory.dmp

    Filesize

    4KB

  • memory/2360-18-0x0000000000090000-0x0000000000091000-memory.dmp

    Filesize

    4KB

  • memory/2360-20-0x0000000000090000-0x0000000000091000-memory.dmp

    Filesize

    4KB

  • memory/2360-13-0x0000000000080000-0x0000000000081000-memory.dmp

    Filesize

    4KB

  • memory/2360-0-0x0000000000F10000-0x0000000001AEA000-memory.dmp

    Filesize

    11.9MB

  • memory/2360-6-0x0000000000070000-0x0000000000071000-memory.dmp

    Filesize

    4KB

  • memory/2360-8-0x0000000000070000-0x0000000000071000-memory.dmp

    Filesize

    4KB

  • memory/2360-10-0x0000000000070000-0x0000000000071000-memory.dmp

    Filesize

    4KB

  • memory/2428-104-0x0000000000D60000-0x000000000193A000-memory.dmp

    Filesize

    11.9MB

  • memory/2428-135-0x0000000000D60000-0x000000000193A000-memory.dmp

    Filesize

    11.9MB

  • memory/2468-81-0x0000000000160000-0x0000000000161000-memory.dmp

    Filesize

    4KB

  • memory/2468-79-0x0000000000160000-0x0000000000161000-memory.dmp

    Filesize

    4KB

  • memory/2468-76-0x00000000000A0000-0x00000000000A1000-memory.dmp

    Filesize

    4KB

  • memory/2468-74-0x00000000000A0000-0x00000000000A1000-memory.dmp

    Filesize

    4KB

  • memory/2468-71-0x0000000000080000-0x0000000000081000-memory.dmp

    Filesize

    4KB

  • memory/2468-94-0x0000000000D60000-0x000000000193A000-memory.dmp

    Filesize

    11.9MB

  • memory/2468-68-0x0000000000D60000-0x000000000193A000-memory.dmp

    Filesize

    11.9MB

  • memory/2468-65-0x0000000000070000-0x0000000000071000-memory.dmp

    Filesize

    4KB

  • memory/2468-55-0x0000000000D60000-0x000000000193A000-memory.dmp

    Filesize

    11.9MB