Analysis

  • max time kernel
    151s
  • max time network
    125s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    19-02-2022 20:40

General

  • Target

    53ebba2bdf2eeba274fb53c20d6c28c50d6d4de2fe4575954a7450b86eded193.exe

  • Size

    34KB

  • MD5

    866ee14254b9a348ca6ff997c7e4dffd

  • SHA1

    c5036614648bfb9984d94fba24cead26e2a9d8ba

  • SHA256

    53ebba2bdf2eeba274fb53c20d6c28c50d6d4de2fe4575954a7450b86eded193

  • SHA512

    f59dae9914f43751df9c1b63b5508f7c47c5e994899c65cebd2a655bedfb323699e7af89642144dd3d50b01193d08e57f8e4b2ecb338630fe1f7e5fb6b36535d

Score
10/10

Malware Config

Signatures

  • Upatre

    Upatre is a generic malware downloader.

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

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

  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\53ebba2bdf2eeba274fb53c20d6c28c50d6d4de2fe4575954a7450b86eded193.exe
    "C:\Users\Admin\AppData\Local\Temp\53ebba2bdf2eeba274fb53c20d6c28c50d6d4de2fe4575954a7450b86eded193.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:1740
    • C:\Users\Admin\AppData\Local\Temp\szgfw.exe
      "C:\Users\Admin\AppData\Local\Temp\szgfw.exe"
      2⤵
      • Executes dropped EXE
      PID:1544

Network

MITRE ATT&CK Matrix ATT&CK v6

Discovery

System Information Discovery

1
T1082

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\szgfw.exe
    MD5

    f5d59e93580fdf265710940ccf48657c

    SHA1

    89f44077cb3f5932c804b9a3b51896694ab7844f

    SHA256

    9c2bd0f9b60089627225c7eeec491a264107320080a2c7fa221c57400d83d49c

    SHA512

    9b71d46fb79d9fc25c9e92c5befc79590fdf7b6d6b8c1dbfa39fca8995231d34996cbd04bf6da5bb01ea32cb7ab24a55bdeaa139a9f1aa12f582aa341a3227c6

  • C:\Users\Admin\AppData\Local\Temp\szgfw.exe
    MD5

    f5d59e93580fdf265710940ccf48657c

    SHA1

    89f44077cb3f5932c804b9a3b51896694ab7844f

    SHA256

    9c2bd0f9b60089627225c7eeec491a264107320080a2c7fa221c57400d83d49c

    SHA512

    9b71d46fb79d9fc25c9e92c5befc79590fdf7b6d6b8c1dbfa39fca8995231d34996cbd04bf6da5bb01ea32cb7ab24a55bdeaa139a9f1aa12f582aa341a3227c6

  • \Users\Admin\AppData\Local\Temp\szgfw.exe
    MD5

    f5d59e93580fdf265710940ccf48657c

    SHA1

    89f44077cb3f5932c804b9a3b51896694ab7844f

    SHA256

    9c2bd0f9b60089627225c7eeec491a264107320080a2c7fa221c57400d83d49c

    SHA512

    9b71d46fb79d9fc25c9e92c5befc79590fdf7b6d6b8c1dbfa39fca8995231d34996cbd04bf6da5bb01ea32cb7ab24a55bdeaa139a9f1aa12f582aa341a3227c6

  • \Users\Admin\AppData\Local\Temp\szgfw.exe
    MD5

    f5d59e93580fdf265710940ccf48657c

    SHA1

    89f44077cb3f5932c804b9a3b51896694ab7844f

    SHA256

    9c2bd0f9b60089627225c7eeec491a264107320080a2c7fa221c57400d83d49c

    SHA512

    9b71d46fb79d9fc25c9e92c5befc79590fdf7b6d6b8c1dbfa39fca8995231d34996cbd04bf6da5bb01ea32cb7ab24a55bdeaa139a9f1aa12f582aa341a3227c6

  • memory/1544-60-0x0000000000220000-0x0000000000221000-memory.dmp
    Filesize

    4KB

  • memory/1740-54-0x0000000075D61000-0x0000000075D63000-memory.dmp
    Filesize

    8KB