Overview

overview

10

Static

static

10

5f2a2db950...20.exe

windows7-x64

9

5f2a2db950...20.exe

windows10-2004-x64

9

Analysis

  • max time kernel
    150s
  • max time network
    152s
  • platform
    windows7_x64
  • resource
    win7-20240220-en
  • resource tags

    arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system
  • submitted
    18-04-2024 22:25

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General

  • Target

    5f2a2db9506f902ae0a5f45516d09358e59235b77353f8e35776bb69ea785320.exe

  • Size

    1.8MB

  • MD5

    34ac95a23504dca1f8c8c57aa5e3d08c

  • SHA1

    40ad5f22efc24b2c8ba8a13c48edf5765edba48f

  • SHA256

    5f2a2db9506f902ae0a5f45516d09358e59235b77353f8e35776bb69ea785320

  • SHA512

    d3dfdcaf53294eb87144f988eb248e50cf9913da49bd23a6e91deeab8f8f4369fdcb01efc7e0d02d69b19dc18a2053952d074de81e0cb941dccb997044f2638f

  • SSDEEP

    49152:jFCANkKStsmkBSln9Y9Tj7Iv8pVbPCOwLwkPZAxMKOyhi:jFlx2slBcC9THIUpVbPZGzZAlOys

Score
9/10
persistencespywarestealerupx

Malware Config

Signatures

  • Detects executables containing possible sandbox analysis VM usernames 3 IoCs
  • UPX dump on OEP (original entry point) 4 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

    spywarestealer
  • UPX packed file 4 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

    upx
  • Adds Run key to start application 2 TTPs 1 IoCs
    persistence
  • Enumerates connected drives 3 TTPs 23 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Drops file in System32 directory 10 IoCs
  • Drops file in Program Files directory 15 IoCs
  • Drops file in Windows directory 64 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\5f2a2db9506f902ae0a5f45516d09358e59235b77353f8e35776bb69ea785320.exe
    "C:\Users\Admin\AppData\Local\Temp\5f2a2db9506f902ae0a5f45516d09358e59235b77353f8e35776bb69ea785320.exe"
    1⤵
    • Adds Run key to start application
    • Enumerates connected drives
    • Drops file in System32 directory
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:2252
    • C:\Users\Admin\AppData\Local\Temp\5f2a2db9506f902ae0a5f45516d09358e59235b77353f8e35776bb69ea785320.exe
      "C:\Users\Admin\AppData\Local\Temp\5f2a2db9506f902ae0a5f45516d09358e59235b77353f8e35776bb69ea785320.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:2820
      • C:\Users\Admin\AppData\Local\Temp\5f2a2db9506f902ae0a5f45516d09358e59235b77353f8e35776bb69ea785320.exe
        "C:\Users\Admin\AppData\Local\Temp\5f2a2db9506f902ae0a5f45516d09358e59235b77353f8e35776bb69ea785320.exe"
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:112

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Program Files\Windows Sidebar\Shared Gadgets\russian cum xxx [free] feet shoes (Karin).rar.exe
    Filesize

    1.4MB

    MD5

    cec51db4449e505b54dc470d23fdc1b5

    SHA1

    6aeda7e406ea119578cdec82ba0ad7edfa3a86f4

    SHA256

    515bb36c8873dc4ff0382beeffb53ccad7583cbf3d33fbe6f4be30b2dc2e3f1f

    SHA512

    91fdb638f48721f23a0f27732f3c8074f032965d32fb16fca19b9e39cee395d6679b2b4eb388ffeaf1d636af86d7063a29fef0ba100dd889fcb86d30549dfb09

    Download Submit

  • C:\debug.txt
    Filesize

    183B

    MD5

    2115898007c96024d40947e202593798

    SHA1

    c95530a101aa79b2d4facd95911a457dc1f884b0

    SHA256

    a76ae5d8d0d0a2fb1a38035b9c8f32e4235fefb38593bc0ff52fd5b055195386

    SHA512

    57b5d2496d93b8649db8faafa8e902a5ca902d2b3f2eda3ea7fe97a35f1c84088e3d6dd0f86c053bbc73256f52b8ec44e1bd0bc9d65cd897b257bb1b699c9b54

    Download Submit

  • memory/112-89-0x0000000000400000-0x0000000000429000-memory.dmp

    Filesize

    164KB

    Download

  • memory/2252-0-0x0000000000400000-0x0000000000429000-memory.dmp

    Filesize

    164KB

    Download

  • memory/2252-75-0x0000000005730000-0x0000000005759000-memory.dmp

    Filesize

    164KB

    Download

  • memory/2820-76-0x0000000000400000-0x0000000000429000-memory.dmp

    Filesize

    164KB

    Download

  • memory/2820-88-0x0000000004DF0000-0x0000000004E19000-memory.dmp

    Filesize

    164KB

    Download