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Overview

overview

10

Static

static

10

a22ba91353...ca.exe

windows7-x64

9

a22ba91353...ca.exe

windows10-2004-x64

9

Analysis

  • max time kernel
    151s
  • max time network
    151s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    09/04/2024, 00:38

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General

  • Target

    a22ba913534d9c9e438b3f8ce03c17f15cda0643f677708048ca6557987566ca.exe

  • Size

    321KB

  • MD5

    7c96150f051a1423b8663ce8b060d68d

  • SHA1

    8576f3d191cdda7057ef123717f4858e6888f648

  • SHA256

    a22ba913534d9c9e438b3f8ce03c17f15cda0643f677708048ca6557987566ca

  • SHA512

    754ff1ee10ad058a549fdbc990f4eb49ad31d868e654fac577d6fb5b3cea077d15abd7ccdb3f534596fa50c92380dee1a1ea52c00b4a2db10da5df88c9ea7294

  • SSDEEP

    6144:YjluQoStIo5R4nM/40yJhKX0F1YJKgta01Cym9VFV/VYEJPnehEs2uM6iuDjOH2F:YEQoSnqhklJra01CTfNYUneID6iuDiHe

Score
9/10
persistencespywarestealerupx

Malware Config

Signatures

  • UPX dump on OEP (original entry point) 3 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 3 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\a22ba913534d9c9e438b3f8ce03c17f15cda0643f677708048ca6557987566ca.exe
    "C:\Users\Admin\AppData\Local\Temp\a22ba913534d9c9e438b3f8ce03c17f15cda0643f677708048ca6557987566ca.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:948
    • C:\Users\Admin\AppData\Local\Temp\a22ba913534d9c9e438b3f8ce03c17f15cda0643f677708048ca6557987566ca.exe
      "C:\Users\Admin\AppData\Local\Temp\a22ba913534d9c9e438b3f8ce03c17f15cda0643f677708048ca6557987566ca.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:2520
      • C:\Users\Admin\AppData\Local\Temp\a22ba913534d9c9e438b3f8ce03c17f15cda0643f677708048ca6557987566ca.exe
        "C:\Users\Admin\AppData\Local\Temp\a22ba913534d9c9e438b3f8ce03c17f15cda0643f677708048ca6557987566ca.exe"
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:1956

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Program Files\Windows Sidebar\Shared Gadgets\bukkake sleeping beautyfull .avi.exe
    Filesize

    1.8MB

    MD5

    4d551f96cc980005f3ed70c75286fdb9

    SHA1

    6e009a914447083a443412a150110982aecc58d4

    SHA256

    cb3cce2bdc9fe015c13e2112ecb0d53f20dc7dc9b7790d4be89c884a74885673

    SHA512

    51d8506cfeb9f410b3279d556c08991cda8365bc00203e898c02e393e20c66fe3ef7ff330a402d0f4dd27db234e58f49938764869269da62dacfe0592eb91d6c

    Download Submit

  • C:\debug.txt
    Filesize

    183B

    MD5

    898342e387c4845c2e5a0956376f613c

    SHA1

    133ca9768335a250cb1ecd466f78e019177beca5

    SHA256

    e06073e2f1a145aebe65f27b41e0396b803c7e5ea737d73caabff32e6bf5104b

    SHA512

    796ed89f17ff0a84c48765317b66bf94446e9828b45ff0458f5e08e51083d7e040cdef6451ed4b5bc078ffec0919bd28dcbef3d47a5c3ef5f7938c5a033e6300

    Download Submit

  • memory/948-0-0x0000000000400000-0x000000000041E000-memory.dmp

    Filesize

    120KB

    Download

  • memory/2520-19-0x0000000000400000-0x000000000041E000-memory.dmp

    Filesize

    120KB

    Download