Analysis

  • max time kernel
    149s
  • max time network
    127s
  • platform
    windows7_x64
  • resource
    win7v20201028
  • submitted
    14-12-2020 17:13

General

  • Target

    f8284b3f320cc80e70e3b01c476da012.exe

  • Size

    316KB

  • MD5

    f8284b3f320cc80e70e3b01c476da012

  • SHA1

    22f630a082d927c357723a43471df1fc985d87cc

  • SHA256

    bb62cacb307f74c1b3c29fc6b878c2ca3f243808a846bf7ba4e5d2eb7691f0d4

  • SHA512

    1c917a4abcef6691972da7c7e0ec152d90427557703662df53daa52b37ef28ae453b4c62249b1e1ae7127a57716356b42d1f15035b815837d085d4e6fd68270f

Score
10/10

Malware Config

Signatures

  • Modifies WinLogon for persistence 2 TTPs 1 IoCs
  • ASPack v2.12-2.42 36 IoCs

    Detects executables packed with ASPack v2.12-2.42

  • Executes dropped EXE 1 IoCs
  • Drops startup file 2 IoCs
  • Loads dropped DLL 31 IoCs
  • Enumerates connected drives 3 TTPs 24 IoCs

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

  • Drops autorun.inf file 1 TTPs

    Malware can abuse Windows Autorun to spread further via attached volumes.

  • Drops file in System32 directory 6 IoCs
  • Drops file in Program Files directory 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\f8284b3f320cc80e70e3b01c476da012.exe
    "C:\Users\Admin\AppData\Local\Temp\f8284b3f320cc80e70e3b01c476da012.exe"
    1⤵
    • Loads dropped DLL
    • Drops file in System32 directory
    • Drops file in Program Files directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:892
    • C:\Windows\SysWOW64\HelpMe.exe
      C:\Windows\system32\HelpMe.exe
      2⤵
      • Modifies WinLogon for persistence
      • Executes dropped EXE
      • Drops startup file
      • Loads dropped DLL
      • Enumerates connected drives
      • Drops file in System32 directory
      • Drops file in Program Files directory
      • Suspicious behavior: EnumeratesProcesses
      PID:1212

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Replication Through Removable Media

1
T1091

Persistence

Winlogon Helper DLL

1
T1004

Defense Evasion

Modify Registry

1
T1112

Discovery

Query Registry

1
T1012

Peripheral Device Discovery

1
T1120

System Information Discovery

1
T1082

Lateral Movement

Replication Through Removable Media

1
T1091

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\$Recycle.Bin\S-1-5-21-3825035466-2522850611-591511364-1000\desktop.ini.exe
    MD5

    eb5cb7710ba6ff61e02b5196801a10b1

    SHA1

    1dba38c3ea98e7eab90e562e631c2cf2e75da1a6

    SHA256

    205986f9ca811788607dd8f5e303d597f155e59f37ab4fe331d24a13742f8b63

    SHA512

    7cc5de009c151b94727299dc729ac555e436b4da7394a8efe700bb21c686d8c1d17be176969caf90425db084460c4ab08f10530016b7dc40166de4219ae5d32a

  • C:\Program Files (x86)\Internet Explorer\iexplore.exe.exe
    MD5

    f985454ed1582492cec04d96a1f627c0

    SHA1

    1b35013e9c41d4ba655884dbe41b985084a88995

    SHA256

    dc8dcaa58673b2ff07ac1f8ab50f9d68d9ae1a04fec854943f33da7e2f99008c

    SHA512

    c5388dfbe4466587ec6daf4b78a95771e11d61c40f7387dfd38d0ddc02a5ac7a76f4877d79ae9e91cb33b966473d7e25dc8256c8b382841339e7b1e7e941be27

  • C:\Windows\SysWOW64\HelpMe.exe
    MD5

    8133b3e4b12a42133167c4d5f2591415

    SHA1

    4b89ae560fc5d50359aa2f226db7aefe3441fbca

    SHA256

    9cef339a376022ddf7476594bf458c842dfd71f7dcab94427674c0b08bd29377

    SHA512

    cb657bb3b9f726af7ebcadcf1697e5768f42eafb74202c510a54e408d1fe697308d0c901ad5488116c5ca9056ef2d0381ef7a33ab73a200bae7a1ea0c3cbf1a8

  • C:\Windows\SysWOW64\HelpMe.exe
    MD5

    8133b3e4b12a42133167c4d5f2591415

    SHA1

    4b89ae560fc5d50359aa2f226db7aefe3441fbca

    SHA256

    9cef339a376022ddf7476594bf458c842dfd71f7dcab94427674c0b08bd29377

    SHA512

    cb657bb3b9f726af7ebcadcf1697e5768f42eafb74202c510a54e408d1fe697308d0c901ad5488116c5ca9056ef2d0381ef7a33ab73a200bae7a1ea0c3cbf1a8

  • C:\Windows\SysWOW64\notepad.exe.exe
    MD5

    9134e1aad1de3b2f808e9304d544a4e9

    SHA1

    4baa23d9b3915fe2b96224a2f2dc3c1b7db99d0c

    SHA256

    f479c9312ad0b350a0932a57415906c753ed7408f39aa199fd7202f11cc4557f

    SHA512

    fd97b10fc69904206a7d27f390d342049680116c8a09068468bf28a0d08c345fdc3de95f7fb53c1d629e7f250a5f15773f0f39bc86f160033b1453fab5969453

  • \Windows\SysWOW64\HelpMe.exe
    MD5

    8133b3e4b12a42133167c4d5f2591415

    SHA1

    4b89ae560fc5d50359aa2f226db7aefe3441fbca

    SHA256

    9cef339a376022ddf7476594bf458c842dfd71f7dcab94427674c0b08bd29377

    SHA512

    cb657bb3b9f726af7ebcadcf1697e5768f42eafb74202c510a54e408d1fe697308d0c901ad5488116c5ca9056ef2d0381ef7a33ab73a200bae7a1ea0c3cbf1a8

  • \Windows\SysWOW64\HelpMe.exe
    MD5

    8133b3e4b12a42133167c4d5f2591415

    SHA1

    4b89ae560fc5d50359aa2f226db7aefe3441fbca

    SHA256

    9cef339a376022ddf7476594bf458c842dfd71f7dcab94427674c0b08bd29377

    SHA512

    cb657bb3b9f726af7ebcadcf1697e5768f42eafb74202c510a54e408d1fe697308d0c901ad5488116c5ca9056ef2d0381ef7a33ab73a200bae7a1ea0c3cbf1a8

  • \Windows\SysWOW64\HelpMe.exe
    MD5

    8133b3e4b12a42133167c4d5f2591415

    SHA1

    4b89ae560fc5d50359aa2f226db7aefe3441fbca

    SHA256

    9cef339a376022ddf7476594bf458c842dfd71f7dcab94427674c0b08bd29377

    SHA512

    cb657bb3b9f726af7ebcadcf1697e5768f42eafb74202c510a54e408d1fe697308d0c901ad5488116c5ca9056ef2d0381ef7a33ab73a200bae7a1ea0c3cbf1a8

  • \Windows\SysWOW64\HelpMe.exe
    MD5

    8133b3e4b12a42133167c4d5f2591415

    SHA1

    4b89ae560fc5d50359aa2f226db7aefe3441fbca

    SHA256

    9cef339a376022ddf7476594bf458c842dfd71f7dcab94427674c0b08bd29377

    SHA512

    cb657bb3b9f726af7ebcadcf1697e5768f42eafb74202c510a54e408d1fe697308d0c901ad5488116c5ca9056ef2d0381ef7a33ab73a200bae7a1ea0c3cbf1a8

  • \Windows\SysWOW64\HelpMe.exe
    MD5

    8133b3e4b12a42133167c4d5f2591415

    SHA1

    4b89ae560fc5d50359aa2f226db7aefe3441fbca

    SHA256

    9cef339a376022ddf7476594bf458c842dfd71f7dcab94427674c0b08bd29377

    SHA512

    cb657bb3b9f726af7ebcadcf1697e5768f42eafb74202c510a54e408d1fe697308d0c901ad5488116c5ca9056ef2d0381ef7a33ab73a200bae7a1ea0c3cbf1a8

  • \Windows\SysWOW64\HelpMe.exe
    MD5

    8133b3e4b12a42133167c4d5f2591415

    SHA1

    4b89ae560fc5d50359aa2f226db7aefe3441fbca

    SHA256

    9cef339a376022ddf7476594bf458c842dfd71f7dcab94427674c0b08bd29377

    SHA512

    cb657bb3b9f726af7ebcadcf1697e5768f42eafb74202c510a54e408d1fe697308d0c901ad5488116c5ca9056ef2d0381ef7a33ab73a200bae7a1ea0c3cbf1a8

  • \Windows\SysWOW64\HelpMe.exe
    MD5

    8133b3e4b12a42133167c4d5f2591415

    SHA1

    4b89ae560fc5d50359aa2f226db7aefe3441fbca

    SHA256

    9cef339a376022ddf7476594bf458c842dfd71f7dcab94427674c0b08bd29377

    SHA512

    cb657bb3b9f726af7ebcadcf1697e5768f42eafb74202c510a54e408d1fe697308d0c901ad5488116c5ca9056ef2d0381ef7a33ab73a200bae7a1ea0c3cbf1a8

  • \Windows\SysWOW64\HelpMe.exe
    MD5

    8133b3e4b12a42133167c4d5f2591415

    SHA1

    4b89ae560fc5d50359aa2f226db7aefe3441fbca

    SHA256

    9cef339a376022ddf7476594bf458c842dfd71f7dcab94427674c0b08bd29377

    SHA512

    cb657bb3b9f726af7ebcadcf1697e5768f42eafb74202c510a54e408d1fe697308d0c901ad5488116c5ca9056ef2d0381ef7a33ab73a200bae7a1ea0c3cbf1a8

  • \Windows\SysWOW64\HelpMe.exe
    MD5

    8133b3e4b12a42133167c4d5f2591415

    SHA1

    4b89ae560fc5d50359aa2f226db7aefe3441fbca

    SHA256

    9cef339a376022ddf7476594bf458c842dfd71f7dcab94427674c0b08bd29377

    SHA512

    cb657bb3b9f726af7ebcadcf1697e5768f42eafb74202c510a54e408d1fe697308d0c901ad5488116c5ca9056ef2d0381ef7a33ab73a200bae7a1ea0c3cbf1a8

  • \Windows\SysWOW64\HelpMe.exe
    MD5

    8133b3e4b12a42133167c4d5f2591415

    SHA1

    4b89ae560fc5d50359aa2f226db7aefe3441fbca

    SHA256

    9cef339a376022ddf7476594bf458c842dfd71f7dcab94427674c0b08bd29377

    SHA512

    cb657bb3b9f726af7ebcadcf1697e5768f42eafb74202c510a54e408d1fe697308d0c901ad5488116c5ca9056ef2d0381ef7a33ab73a200bae7a1ea0c3cbf1a8

  • \Windows\SysWOW64\HelpMe.exe
    MD5

    8133b3e4b12a42133167c4d5f2591415

    SHA1

    4b89ae560fc5d50359aa2f226db7aefe3441fbca

    SHA256

    9cef339a376022ddf7476594bf458c842dfd71f7dcab94427674c0b08bd29377

    SHA512

    cb657bb3b9f726af7ebcadcf1697e5768f42eafb74202c510a54e408d1fe697308d0c901ad5488116c5ca9056ef2d0381ef7a33ab73a200bae7a1ea0c3cbf1a8

  • \Windows\SysWOW64\HelpMe.exe
    MD5

    8133b3e4b12a42133167c4d5f2591415

    SHA1

    4b89ae560fc5d50359aa2f226db7aefe3441fbca

    SHA256

    9cef339a376022ddf7476594bf458c842dfd71f7dcab94427674c0b08bd29377

    SHA512

    cb657bb3b9f726af7ebcadcf1697e5768f42eafb74202c510a54e408d1fe697308d0c901ad5488116c5ca9056ef2d0381ef7a33ab73a200bae7a1ea0c3cbf1a8

  • \Windows\SysWOW64\HelpMe.exe
    MD5

    8133b3e4b12a42133167c4d5f2591415

    SHA1

    4b89ae560fc5d50359aa2f226db7aefe3441fbca

    SHA256

    9cef339a376022ddf7476594bf458c842dfd71f7dcab94427674c0b08bd29377

    SHA512

    cb657bb3b9f726af7ebcadcf1697e5768f42eafb74202c510a54e408d1fe697308d0c901ad5488116c5ca9056ef2d0381ef7a33ab73a200bae7a1ea0c3cbf1a8

  • \Windows\SysWOW64\HelpMe.exe
    MD5

    8133b3e4b12a42133167c4d5f2591415

    SHA1

    4b89ae560fc5d50359aa2f226db7aefe3441fbca

    SHA256

    9cef339a376022ddf7476594bf458c842dfd71f7dcab94427674c0b08bd29377

    SHA512

    cb657bb3b9f726af7ebcadcf1697e5768f42eafb74202c510a54e408d1fe697308d0c901ad5488116c5ca9056ef2d0381ef7a33ab73a200bae7a1ea0c3cbf1a8

  • \Windows\SysWOW64\HelpMe.exe
    MD5

    8133b3e4b12a42133167c4d5f2591415

    SHA1

    4b89ae560fc5d50359aa2f226db7aefe3441fbca

    SHA256

    9cef339a376022ddf7476594bf458c842dfd71f7dcab94427674c0b08bd29377

    SHA512

    cb657bb3b9f726af7ebcadcf1697e5768f42eafb74202c510a54e408d1fe697308d0c901ad5488116c5ca9056ef2d0381ef7a33ab73a200bae7a1ea0c3cbf1a8

  • \Windows\SysWOW64\HelpMe.exe
    MD5

    8133b3e4b12a42133167c4d5f2591415

    SHA1

    4b89ae560fc5d50359aa2f226db7aefe3441fbca

    SHA256

    9cef339a376022ddf7476594bf458c842dfd71f7dcab94427674c0b08bd29377

    SHA512

    cb657bb3b9f726af7ebcadcf1697e5768f42eafb74202c510a54e408d1fe697308d0c901ad5488116c5ca9056ef2d0381ef7a33ab73a200bae7a1ea0c3cbf1a8

  • \Windows\SysWOW64\HelpMe.exe
    MD5

    8133b3e4b12a42133167c4d5f2591415

    SHA1

    4b89ae560fc5d50359aa2f226db7aefe3441fbca

    SHA256

    9cef339a376022ddf7476594bf458c842dfd71f7dcab94427674c0b08bd29377

    SHA512

    cb657bb3b9f726af7ebcadcf1697e5768f42eafb74202c510a54e408d1fe697308d0c901ad5488116c5ca9056ef2d0381ef7a33ab73a200bae7a1ea0c3cbf1a8

  • \Windows\SysWOW64\HelpMe.exe
    MD5

    8133b3e4b12a42133167c4d5f2591415

    SHA1

    4b89ae560fc5d50359aa2f226db7aefe3441fbca

    SHA256

    9cef339a376022ddf7476594bf458c842dfd71f7dcab94427674c0b08bd29377

    SHA512

    cb657bb3b9f726af7ebcadcf1697e5768f42eafb74202c510a54e408d1fe697308d0c901ad5488116c5ca9056ef2d0381ef7a33ab73a200bae7a1ea0c3cbf1a8

  • \Windows\SysWOW64\HelpMe.exe
    MD5

    8133b3e4b12a42133167c4d5f2591415

    SHA1

    4b89ae560fc5d50359aa2f226db7aefe3441fbca

    SHA256

    9cef339a376022ddf7476594bf458c842dfd71f7dcab94427674c0b08bd29377

    SHA512

    cb657bb3b9f726af7ebcadcf1697e5768f42eafb74202c510a54e408d1fe697308d0c901ad5488116c5ca9056ef2d0381ef7a33ab73a200bae7a1ea0c3cbf1a8

  • \Windows\SysWOW64\HelpMe.exe
    MD5

    8133b3e4b12a42133167c4d5f2591415

    SHA1

    4b89ae560fc5d50359aa2f226db7aefe3441fbca

    SHA256

    9cef339a376022ddf7476594bf458c842dfd71f7dcab94427674c0b08bd29377

    SHA512

    cb657bb3b9f726af7ebcadcf1697e5768f42eafb74202c510a54e408d1fe697308d0c901ad5488116c5ca9056ef2d0381ef7a33ab73a200bae7a1ea0c3cbf1a8

  • \Windows\SysWOW64\HelpMe.exe
    MD5

    8133b3e4b12a42133167c4d5f2591415

    SHA1

    4b89ae560fc5d50359aa2f226db7aefe3441fbca

    SHA256

    9cef339a376022ddf7476594bf458c842dfd71f7dcab94427674c0b08bd29377

    SHA512

    cb657bb3b9f726af7ebcadcf1697e5768f42eafb74202c510a54e408d1fe697308d0c901ad5488116c5ca9056ef2d0381ef7a33ab73a200bae7a1ea0c3cbf1a8

  • \Windows\SysWOW64\HelpMe.exe
    MD5

    8133b3e4b12a42133167c4d5f2591415

    SHA1

    4b89ae560fc5d50359aa2f226db7aefe3441fbca

    SHA256

    9cef339a376022ddf7476594bf458c842dfd71f7dcab94427674c0b08bd29377

    SHA512

    cb657bb3b9f726af7ebcadcf1697e5768f42eafb74202c510a54e408d1fe697308d0c901ad5488116c5ca9056ef2d0381ef7a33ab73a200bae7a1ea0c3cbf1a8

  • \Windows\SysWOW64\HelpMe.exe
    MD5

    8133b3e4b12a42133167c4d5f2591415

    SHA1

    4b89ae560fc5d50359aa2f226db7aefe3441fbca

    SHA256

    9cef339a376022ddf7476594bf458c842dfd71f7dcab94427674c0b08bd29377

    SHA512

    cb657bb3b9f726af7ebcadcf1697e5768f42eafb74202c510a54e408d1fe697308d0c901ad5488116c5ca9056ef2d0381ef7a33ab73a200bae7a1ea0c3cbf1a8

  • \Windows\SysWOW64\HelpMe.exe
    MD5

    8133b3e4b12a42133167c4d5f2591415

    SHA1

    4b89ae560fc5d50359aa2f226db7aefe3441fbca

    SHA256

    9cef339a376022ddf7476594bf458c842dfd71f7dcab94427674c0b08bd29377

    SHA512

    cb657bb3b9f726af7ebcadcf1697e5768f42eafb74202c510a54e408d1fe697308d0c901ad5488116c5ca9056ef2d0381ef7a33ab73a200bae7a1ea0c3cbf1a8

  • \Windows\SysWOW64\HelpMe.exe
    MD5

    8133b3e4b12a42133167c4d5f2591415

    SHA1

    4b89ae560fc5d50359aa2f226db7aefe3441fbca

    SHA256

    9cef339a376022ddf7476594bf458c842dfd71f7dcab94427674c0b08bd29377

    SHA512

    cb657bb3b9f726af7ebcadcf1697e5768f42eafb74202c510a54e408d1fe697308d0c901ad5488116c5ca9056ef2d0381ef7a33ab73a200bae7a1ea0c3cbf1a8

  • \Windows\SysWOW64\HelpMe.exe
    MD5

    8133b3e4b12a42133167c4d5f2591415

    SHA1

    4b89ae560fc5d50359aa2f226db7aefe3441fbca

    SHA256

    9cef339a376022ddf7476594bf458c842dfd71f7dcab94427674c0b08bd29377

    SHA512

    cb657bb3b9f726af7ebcadcf1697e5768f42eafb74202c510a54e408d1fe697308d0c901ad5488116c5ca9056ef2d0381ef7a33ab73a200bae7a1ea0c3cbf1a8

  • \Windows\SysWOW64\HelpMe.exe
    MD5

    8133b3e4b12a42133167c4d5f2591415

    SHA1

    4b89ae560fc5d50359aa2f226db7aefe3441fbca

    SHA256

    9cef339a376022ddf7476594bf458c842dfd71f7dcab94427674c0b08bd29377

    SHA512

    cb657bb3b9f726af7ebcadcf1697e5768f42eafb74202c510a54e408d1fe697308d0c901ad5488116c5ca9056ef2d0381ef7a33ab73a200bae7a1ea0c3cbf1a8

  • \Windows\SysWOW64\HelpMe.exe
    MD5

    8133b3e4b12a42133167c4d5f2591415

    SHA1

    4b89ae560fc5d50359aa2f226db7aefe3441fbca

    SHA256

    9cef339a376022ddf7476594bf458c842dfd71f7dcab94427674c0b08bd29377

    SHA512

    cb657bb3b9f726af7ebcadcf1697e5768f42eafb74202c510a54e408d1fe697308d0c901ad5488116c5ca9056ef2d0381ef7a33ab73a200bae7a1ea0c3cbf1a8

  • \Windows\SysWOW64\HelpMe.exe
    MD5

    8133b3e4b12a42133167c4d5f2591415

    SHA1

    4b89ae560fc5d50359aa2f226db7aefe3441fbca

    SHA256

    9cef339a376022ddf7476594bf458c842dfd71f7dcab94427674c0b08bd29377

    SHA512

    cb657bb3b9f726af7ebcadcf1697e5768f42eafb74202c510a54e408d1fe697308d0c901ad5488116c5ca9056ef2d0381ef7a33ab73a200bae7a1ea0c3cbf1a8

  • \Windows\SysWOW64\HelpMe.exe
    MD5

    8133b3e4b12a42133167c4d5f2591415

    SHA1

    4b89ae560fc5d50359aa2f226db7aefe3441fbca

    SHA256

    9cef339a376022ddf7476594bf458c842dfd71f7dcab94427674c0b08bd29377

    SHA512

    cb657bb3b9f726af7ebcadcf1697e5768f42eafb74202c510a54e408d1fe697308d0c901ad5488116c5ca9056ef2d0381ef7a33ab73a200bae7a1ea0c3cbf1a8

  • \Windows\SysWOW64\HelpMe.exe
    MD5

    8133b3e4b12a42133167c4d5f2591415

    SHA1

    4b89ae560fc5d50359aa2f226db7aefe3441fbca

    SHA256

    9cef339a376022ddf7476594bf458c842dfd71f7dcab94427674c0b08bd29377

    SHA512

    cb657bb3b9f726af7ebcadcf1697e5768f42eafb74202c510a54e408d1fe697308d0c901ad5488116c5ca9056ef2d0381ef7a33ab73a200bae7a1ea0c3cbf1a8

  • memory/892-9-0x0000000002CC0000-0x0000000002CD1000-memory.dmp
    Filesize

    68KB

  • memory/892-10-0x00000000030D0000-0x00000000030E1000-memory.dmp
    Filesize

    68KB

  • memory/1212-8-0x00000000030A0000-0x00000000030B1000-memory.dmp
    Filesize

    68KB

  • memory/1212-7-0x0000000002C90000-0x0000000002CA1000-memory.dmp
    Filesize

    68KB

  • memory/1212-4-0x0000000000000000-mapping.dmp