Overview

overview

8

Static

static

8

1e28bb7637...9f.exe

windows7-x64

8

1e28bb7637...9f.exe

windows10-2004-x64

8

Analysis

  • max time kernel
    151s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    29/11/2022, 06:00

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General

  • Target

    1e28bb76379081e670d879e5c43aedfdd38c41828fe8b57b9c062eed83c2bb9f.exe

  • Size

    84KB

  • MD5

    2c0638e54927d3af92d81b9bc4cb3f60

  • SHA1

    f48d69aaa7b4ccd03d95f500f97e287ac2c7297c

  • SHA256

    1e28bb76379081e670d879e5c43aedfdd38c41828fe8b57b9c062eed83c2bb9f

  • SHA512

    4f5a02c755c6511359d40a7b8c9f9ecc4124e948f3b0589a131c6e69abe746002e6a4d0ba4c31a66ca46ab09fa458f37864ca996e693497198322ff2bbb866d9

  • SSDEEP

    1536:6wKKva3L9Q3N1s/B/gjHAl4wS1rILJrA4f4bAgL+CSGRQbgR8dN:6wLvab9GHsJ/54wSt0HCVLFlw

Score
8/10
upx

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • UPX packed file 6 IoCs

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

    upx
  • Drops startup file 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Enumerates connected drives 3 TTPs 44 IoCs

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

  • Drops file in Program Files directory 5 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\1e28bb76379081e670d879e5c43aedfdd38c41828fe8b57b9c062eed83c2bb9f.exe
    "C:\Users\Admin\AppData\Local\Temp\1e28bb76379081e670d879e5c43aedfdd38c41828fe8b57b9c062eed83c2bb9f.exe"
    1⤵
    • Enumerates connected drives
    • Drops file in Program Files directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4200
    • C:\Program Files (x86)\Common Files\Microsoft Shared\explorer.exe
      "C:\Program Files (x86)\Common Files\Microsoft Shared\explorer.exe"
      2⤵
      • Executes dropped EXE
      • Drops startup file
      • Loads dropped DLL
      • Enumerates connected drives
      • Drops file in Program Files directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:4960

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Program Files (x86)\Common Files\Microsoft Shared\explorer.exe
    Filesize

    84KB

    MD5

    2c0638e54927d3af92d81b9bc4cb3f60

    SHA1

    f48d69aaa7b4ccd03d95f500f97e287ac2c7297c

    SHA256

    1e28bb76379081e670d879e5c43aedfdd38c41828fe8b57b9c062eed83c2bb9f

    SHA512

    4f5a02c755c6511359d40a7b8c9f9ecc4124e948f3b0589a131c6e69abe746002e6a4d0ba4c31a66ca46ab09fa458f37864ca996e693497198322ff2bbb866d9

    Download Submit

  • C:\Program Files (x86)\Common Files\Microsoft Shared\explorer.exe
    Filesize

    84KB

    MD5

    2c0638e54927d3af92d81b9bc4cb3f60

    SHA1

    f48d69aaa7b4ccd03d95f500f97e287ac2c7297c

    SHA256

    1e28bb76379081e670d879e5c43aedfdd38c41828fe8b57b9c062eed83c2bb9f

    SHA512

    4f5a02c755c6511359d40a7b8c9f9ecc4124e948f3b0589a131c6e69abe746002e6a4d0ba4c31a66ca46ab09fa458f37864ca996e693497198322ff2bbb866d9

    Download Submit

  • C:\Program Files (x86)\Common Files\uiui8.dll
    Filesize

    17KB

    MD5

    90b1f2289c3121611de1b47a54803e38

    SHA1

    8c1a78e9e777072aa60c365feb94b4eaee93ee8a

    SHA256

    28267ad6e645fd72dcb1a218b709c85bcbe34ebb5468f9533b04ff34d7647e0c

    SHA512

    216423e0647d4e40df227cb1bc6b6efddd2e84f5e9a58048219d7e59ec61f46e43e5e47bc4ea4485ef7af6282052113b0e68b73655c3245ec48d826fb8d905d6

    Download Submit

  • C:\Program Files (x86)\Common Files\uiui8.dll
    Filesize

    17KB

    MD5

    90b1f2289c3121611de1b47a54803e38

    SHA1

    8c1a78e9e777072aa60c365feb94b4eaee93ee8a

    SHA256

    28267ad6e645fd72dcb1a218b709c85bcbe34ebb5468f9533b04ff34d7647e0c

    SHA512

    216423e0647d4e40df227cb1bc6b6efddd2e84f5e9a58048219d7e59ec61f46e43e5e47bc4ea4485ef7af6282052113b0e68b73655c3245ec48d826fb8d905d6

    Download Submit

  • memory/4200-132-0x0000000000400000-0x0000000000451000-memory.dmp

    Filesize

    324KB

    Download

  • memory/4200-140-0x0000000000400000-0x0000000000451000-memory.dmp

    Filesize

    324KB

    Download

  • memory/4960-136-0x0000000000400000-0x0000000000451000-memory.dmp

    Filesize

    324KB

    Download

  • memory/4960-139-0x00000000004B1000-0x00000000004B5000-memory.dmp

    Filesize

    16KB

    Download

  • memory/4960-141-0x0000000000400000-0x0000000000451000-memory.dmp

    Filesize

    324KB

    Download