Analysis

  • max time kernel
    17s
  • max time network
    116s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    03-11-2024 05:48

General

  • Target

    ea843fea68d8b5260df990e02a53c9c5b6a5b09370ab6be6ef80182e36b16826.exe

  • Size

    896KB

  • MD5

    826bb522c1f84180fc5c919cfbaba188

  • SHA1

    2453ebbbd8f774a7c1ad8fe1fcca8890a6174743

  • SHA256

    ea843fea68d8b5260df990e02a53c9c5b6a5b09370ab6be6ef80182e36b16826

  • SHA512

    628a95c15d19c048654299ad171412bd9350e4c24790eb5f3e61bb09bb6522b8368c7183bc1229af708a776b9a55712e32702a7159b5904e72afa68dee705298

  • SSDEEP

    12288:rLkcoxg7v3qnC11ErwIhh0F4qwUgUny5QLoehurbKNfnOUH9Yrm26VzgvPwmwh:ffmMv6Ckr7Mny5QLoEu+fzWP6lmK

Malware Config

Extracted

Family

snakekeylogger

C2

https://scratchdreams.tk

Signatures

  • Snake Keylogger

    Keylogger and Infostealer first seen in November 2020.

  • Snake Keylogger payload 33 IoCs
  • Snakekeylogger family
  • Drops startup file 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Looks up external IP address via web service 1 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • AutoIT Executable 1 IoCs

    AutoIT scripts compiled to PE executables.

  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 4 IoCs
  • Suspicious use of SendNotifyMessage 4 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ea843fea68d8b5260df990e02a53c9c5b6a5b09370ab6be6ef80182e36b16826.exe
    "C:\Users\Admin\AppData\Local\Temp\ea843fea68d8b5260df990e02a53c9c5b6a5b09370ab6be6ef80182e36b16826.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:2328
    • C:\Users\Admin\AppData\Local\niellist\underbalance.exe
      "C:\Users\Admin\AppData\Local\Temp\ea843fea68d8b5260df990e02a53c9c5b6a5b09370ab6be6ef80182e36b16826.exe"
      2⤵
      • Drops startup file
      • Executes dropped EXE
      • Suspicious use of SetThreadContext
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of WriteProcessMemory
      PID:2140
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
        "C:\Users\Admin\AppData\Local\Temp\ea843fea68d8b5260df990e02a53c9c5b6a5b09370ab6be6ef80182e36b16826.exe"
        3⤵
        • Accesses Microsoft Outlook profiles
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • outlook_office_path
        • outlook_win_path
        PID:2332

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\plainstones

    Filesize

    224KB

    MD5

    fe99c019ac395f9a3505135178409215

    SHA1

    7bea8277ac26981f695d38e048ddcb443565bfec

    SHA256

    01b6fc624a546348e1d5ab443d5e6f67eefe947038212bded1c6cfb226a0637c

    SHA512

    b8f67f2e97d5823e1a20fcb5e22225845a62d8c5a04c481e25e0f8d8046a5557d22583bab363022be8607eadfcfcf20dfe46cce047a84a75a71802168ca0c2eb

  • \Users\Admin\AppData\Local\niellist\underbalance.exe

    Filesize

    896KB

    MD5

    826bb522c1f84180fc5c919cfbaba188

    SHA1

    2453ebbbd8f774a7c1ad8fe1fcca8890a6174743

    SHA256

    ea843fea68d8b5260df990e02a53c9c5b6a5b09370ab6be6ef80182e36b16826

    SHA512

    628a95c15d19c048654299ad171412bd9350e4c24790eb5f3e61bb09bb6522b8368c7183bc1229af708a776b9a55712e32702a7159b5904e72afa68dee705298

  • memory/2328-5-0x00000000003F0000-0x00000000003F4000-memory.dmp

    Filesize

    16KB

  • memory/2332-49-0x00000000005D0000-0x0000000000603000-memory.dmp

    Filesize

    204KB

  • memory/2332-23-0x00000000748BE000-0x00000000748BF000-memory.dmp

    Filesize

    4KB

  • memory/2332-22-0x0000000000400000-0x000000000043D000-memory.dmp

    Filesize

    244KB

  • memory/2332-55-0x00000000005D0000-0x0000000000603000-memory.dmp

    Filesize

    204KB

  • memory/2332-24-0x0000000000340000-0x000000000037A000-memory.dmp

    Filesize

    232KB

  • memory/2332-25-0x00000000748B0000-0x0000000074F9E000-memory.dmp

    Filesize

    6.9MB

  • memory/2332-26-0x00000000748B0000-0x0000000074F9E000-memory.dmp

    Filesize

    6.9MB

  • memory/2332-27-0x00000000005D0000-0x0000000000608000-memory.dmp

    Filesize

    224KB

  • memory/2332-51-0x00000000005D0000-0x0000000000603000-memory.dmp

    Filesize

    204KB

  • memory/2332-69-0x00000000005D0000-0x0000000000603000-memory.dmp

    Filesize

    204KB

  • memory/2332-53-0x00000000005D0000-0x0000000000603000-memory.dmp

    Filesize

    204KB

  • memory/2332-29-0x00000000005D0000-0x0000000000603000-memory.dmp

    Filesize

    204KB

  • memory/2332-63-0x00000000005D0000-0x0000000000603000-memory.dmp

    Filesize

    204KB

  • memory/2332-33-0x00000000005D0000-0x0000000000603000-memory.dmp

    Filesize

    204KB

  • memory/2332-35-0x00000000005D0000-0x0000000000603000-memory.dmp

    Filesize

    204KB

  • memory/2332-39-0x00000000005D0000-0x0000000000603000-memory.dmp

    Filesize

    204KB

  • memory/2332-43-0x00000000005D0000-0x0000000000603000-memory.dmp

    Filesize

    204KB

  • memory/2332-45-0x00000000005D0000-0x0000000000603000-memory.dmp

    Filesize

    204KB

  • memory/2332-47-0x00000000005D0000-0x0000000000603000-memory.dmp

    Filesize

    204KB

  • memory/2332-19-0x0000000000400000-0x000000000043D000-memory.dmp

    Filesize

    244KB

  • memory/2332-28-0x00000000005D0000-0x0000000000603000-memory.dmp

    Filesize

    204KB

  • memory/2332-21-0x0000000000400000-0x000000000043D000-memory.dmp

    Filesize

    244KB

  • memory/2332-31-0x00000000005D0000-0x0000000000603000-memory.dmp

    Filesize

    204KB

  • memory/2332-85-0x00000000005D0000-0x0000000000603000-memory.dmp

    Filesize

    204KB

  • memory/2332-87-0x00000000005D0000-0x0000000000603000-memory.dmp

    Filesize

    204KB

  • memory/2332-83-0x00000000005D0000-0x0000000000603000-memory.dmp

    Filesize

    204KB

  • memory/2332-81-0x00000000005D0000-0x0000000000603000-memory.dmp

    Filesize

    204KB

  • memory/2332-79-0x00000000005D0000-0x0000000000603000-memory.dmp

    Filesize

    204KB

  • memory/2332-77-0x00000000005D0000-0x0000000000603000-memory.dmp

    Filesize

    204KB

  • memory/2332-75-0x00000000005D0000-0x0000000000603000-memory.dmp

    Filesize

    204KB

  • memory/2332-73-0x00000000005D0000-0x0000000000603000-memory.dmp

    Filesize

    204KB

  • memory/2332-71-0x00000000005D0000-0x0000000000603000-memory.dmp

    Filesize

    204KB

  • memory/2332-67-0x00000000005D0000-0x0000000000603000-memory.dmp

    Filesize

    204KB

  • memory/2332-65-0x00000000005D0000-0x0000000000603000-memory.dmp

    Filesize

    204KB

  • memory/2332-61-0x00000000005D0000-0x0000000000603000-memory.dmp

    Filesize

    204KB

  • memory/2332-59-0x00000000005D0000-0x0000000000603000-memory.dmp

    Filesize

    204KB

  • memory/2332-57-0x00000000005D0000-0x0000000000603000-memory.dmp

    Filesize

    204KB

  • memory/2332-41-0x00000000005D0000-0x0000000000603000-memory.dmp

    Filesize

    204KB

  • memory/2332-37-0x00000000005D0000-0x0000000000603000-memory.dmp

    Filesize

    204KB

  • memory/2332-616-0x00000000748B0000-0x0000000074F9E000-memory.dmp

    Filesize

    6.9MB

  • memory/2332-617-0x0000000000400000-0x000000000043D000-memory.dmp

    Filesize

    244KB

  • memory/2332-618-0x00000000748BE000-0x00000000748BF000-memory.dmp

    Filesize

    4KB

  • memory/2332-619-0x00000000748B0000-0x0000000074F9E000-memory.dmp

    Filesize

    6.9MB

  • memory/2332-620-0x00000000748B0000-0x0000000074F9E000-memory.dmp

    Filesize

    6.9MB