Analysis

  • max time kernel
    106s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19/05/2023, 06:16

General

  • Target

    New Order.exe

  • Size

    725KB

  • MD5

    741d55cbad3656ce1d439f00d80b551d

  • SHA1

    876a9f3677dcb740f096a6c90f1a8fbee930fd3d

  • SHA256

    62f8a25d4004ab00392eed751610158bdceaf54359f694564310226579a2cea9

  • SHA512

    b2db7f0dec3d1fae55197db2a0b90fd989995c13e118b82659e5739d263332e19a6800a99e49d33ee6fc2e44be9ce5f188f2360a6f6b9221071089e58feffc63

  • SSDEEP

    12288:9xAIdvqXPVxcHD6+pBEpApuw8im+wLE9BPqRU8AvSljSl:9xAIBCVqHDFpeA2iBw6qRDHG

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.bulktz.com.ng
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    Lu!x)rxu*2cZ

Extracted

Family

snakekeylogger

Credentials

  • Protocol:
    smtp
  • Host:
    mail.bulktz.com.ng
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    Lu!x)rxu*2cZ

Signatures

  • Snake Keylogger

    Keylogger and Infostealer first seen in November 2020.

  • Snake Keylogger payload 2 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Reads user/profile data of local email clients 2 TTPs

    Email clients store some user data on disk where infostealers will often target it.

  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • 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.

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

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

  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 10 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\New Order.exe
    "C:\Users\Admin\AppData\Local\Temp\New Order.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2372
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\HQlymPbrKfFSpC" /XML "C:\Users\Admin\AppData\Local\Temp\tmp49CA.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:264
    • C:\Users\Admin\AppData\Local\Temp\New Order.exe
      "{path}"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • outlook_office_path
      • outlook_win_path
      PID:1608

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\New Order.exe.log

    Filesize

    1KB

    MD5

    bb3d30439ec1e6435c3eac4df8c1d2e3

    SHA1

    c901d5946e53ae0a9e2417c8dfaf5786a0037422

    SHA256

    182adf89e57f80a92db9a5e13105cd59544f37855ca35f98116a0182ddd3b2e6

    SHA512

    d3547aadf665ce2552b3dfa350b80a5e813aa346870fb2b05a3b998096eebf563143bffe964e0f7243761b79420d1adf02f735779902901d1a41a1f35c557572

  • C:\Users\Admin\AppData\Local\Temp\tmp49CA.tmp

    Filesize

    1KB

    MD5

    664d9af88a815abc408d438aa82e0c7e

    SHA1

    19da9b730ab5bd64d864e51ea074d049385eb1d1

    SHA256

    d38657fe41d83a703f9e75351a1bad9a7b5785d024824976f84379b1b0739c25

    SHA512

    fff9f3c1d353fb0609b485af5d8d6ab84302abb530a1af699ed4409e7348467c62fea3938f1b560758e469826204b92f687f881ca8e089f215db07fe6b03ead1

  • memory/1608-149-0x00000000056F0000-0x0000000005700000-memory.dmp

    Filesize

    64KB

  • memory/1608-148-0x0000000006920000-0x0000000006AE2000-memory.dmp

    Filesize

    1.8MB

  • memory/1608-147-0x00000000056F0000-0x0000000005700000-memory.dmp

    Filesize

    64KB

  • memory/1608-144-0x0000000000400000-0x0000000000426000-memory.dmp

    Filesize

    152KB

  • memory/2372-136-0x0000000005250000-0x00000000052E2000-memory.dmp

    Filesize

    584KB

  • memory/2372-140-0x00000000054D0000-0x00000000054E0000-memory.dmp

    Filesize

    64KB

  • memory/2372-139-0x00000000054D0000-0x00000000054E0000-memory.dmp

    Filesize

    64KB

  • memory/2372-138-0x00000000053E0000-0x0000000005436000-memory.dmp

    Filesize

    344KB

  • memory/2372-137-0x0000000005160000-0x000000000516A000-memory.dmp

    Filesize

    40KB

  • memory/2372-133-0x0000000000660000-0x000000000071A000-memory.dmp

    Filesize

    744KB

  • memory/2372-135-0x0000000005760000-0x0000000005D04000-memory.dmp

    Filesize

    5.6MB

  • memory/2372-134-0x00000000050B0000-0x000000000514C000-memory.dmp

    Filesize

    624KB