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Analysis

  • max time kernel
    120s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    06/03/2024, 20:53 UTC

General

  • Target

    b82a0e42b0eb0678a07caaf7a0d0a080.exe

  • Size

    59KB

  • MD5

    b82a0e42b0eb0678a07caaf7a0d0a080

  • SHA1

    89fb159e755fc102256e364c3f8f38e38a777cb0

  • SHA256

    fb0cbdb972cadfc93d73e29f52393295b891651b39f3d543344cff3a2cc059d2

  • SHA512

    cbc3d26f4cb5452e48691c41e1a4c030e4e76d85fbf397c016fcbc8396383a1a37933a27083de6820d07bfe4d3f524367510bcaa6992bcfdc676a4414099480c

  • SSDEEP

    1536:qfDn0YhvSI0PL2ItwJ/EoLM39pr1qb122j+ObJa:gn0YZPQ2ItwJ/a7w122lbM

Score
7/10
upx

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • UPX packed file 4 IoCs

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

  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of UnmapMainImage 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b82a0e42b0eb0678a07caaf7a0d0a080.exe
    "C:\Users\Admin\AppData\Local\Temp\b82a0e42b0eb0678a07caaf7a0d0a080.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:1680
    • C:\Users\Admin\AppData\Local\Temp\b82a0e42b0eb0678a07caaf7a0d0a080.exe
      C:\Users\Admin\AppData\Local\Temp\b82a0e42b0eb0678a07caaf7a0d0a080.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Suspicious use of UnmapMainImage
      PID:3036

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • \Users\Admin\AppData\Local\Temp\b82a0e42b0eb0678a07caaf7a0d0a080.exe

    Filesize

    59KB

    MD5

    2fbf7eefcd41e9a9f44a1531d6fe633d

    SHA1

    a291275b04d29ad617d6f89dacaa81b6bb845c7e

    SHA256

    f2fb855e100402d26984831bd6024e04226ac4b18b0e8d961fe4747daa524310

    SHA512

    4e7b19a407ab4b888f83f4840f668e44fcf472250d4e3a034904511f09c4d685c6c35838198d1e40113d41d6b17096f2410c8d6cab0c790b146ba26bf3c5f016

  • memory/1680-0-0x0000000000400000-0x000000000043D000-memory.dmp

    Filesize

    244KB

  • memory/1680-2-0x0000000000400000-0x000000000041D000-memory.dmp

    Filesize

    116KB

  • memory/1680-1-0x0000000000030000-0x000000000003F000-memory.dmp

    Filesize

    60KB

  • memory/1680-12-0x0000000000160000-0x000000000019D000-memory.dmp

    Filesize

    244KB

  • memory/1680-16-0x0000000000400000-0x000000000041D000-memory.dmp

    Filesize

    116KB

  • memory/3036-17-0x0000000000400000-0x000000000043D000-memory.dmp

    Filesize

    244KB

  • memory/3036-18-0x0000000000400000-0x000000000041D000-memory.dmp

    Filesize

    116KB

  • memory/3036-19-0x0000000000030000-0x000000000003F000-memory.dmp

    Filesize

    60KB

  • memory/3036-24-0x0000000000400000-0x000000000040E000-memory.dmp

    Filesize

    56KB

  • memory/3036-29-0x00000000001F0000-0x000000000020D000-memory.dmp

    Filesize

    116KB

  • memory/3036-30-0x0000000000400000-0x000000000043D000-memory.dmp

    Filesize

    244KB

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