Analysis

  • max time kernel
    94s
  • max time network
    95s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250129-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250129-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02-02-2025 15:34

General

  • Target

    ef952ad976e1f2d7845d680b045e70df73791621894f08c85795f1b4aee7aaf3N.exe

  • Size

    641KB

  • MD5

    773984f4a6f5b624a22d549bb91caba0

  • SHA1

    d669159240aa47d87b56e7e171a59176039f1ce8

  • SHA256

    ef952ad976e1f2d7845d680b045e70df73791621894f08c85795f1b4aee7aaf3

  • SHA512

    340745127d619fc79d123df192c144d4326413de487f950e73231321f02bd6707976d7edab126b2137a40e3ef460db395186d2332097014e375e3d747342ca5b

  • SSDEEP

    12288:xOFtByqfpHJJdgib+TCUIGr8ocdn3+2SF2SO:xKI0ppJJ+ToncS

Malware Config

Extracted

Credentials

  • Protocol:
    ftp
  • Host:
    50.31.176.103
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    HW=f09RQ-BL1

Extracted

Family

snakekeylogger

Credentials

  • Protocol:
    ftp
  • Host:
    ftp://50.31.176.103/
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    HW=f09RQ-BL1

Signatures

  • Snake Keylogger

    Keylogger and Infostealer first seen in November 2020.

  • Snake Keylogger payload 1 IoCs
  • Snakekeylogger family
  • Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

    Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

  • 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 3 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 3 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).

  • System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

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

  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 8 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ef952ad976e1f2d7845d680b045e70df73791621894f08c85795f1b4aee7aaf3N.exe
    "C:\Users\Admin\AppData\Local\Temp\ef952ad976e1f2d7845d680b045e70df73791621894f08c85795f1b4aee7aaf3N.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4252
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\ef952ad976e1f2d7845d680b045e70df73791621894f08c85795f1b4aee7aaf3N.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2908
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\SzJDEUtRWDX.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1696
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\SzJDEUtRWDX" /XML "C:\Users\Admin\AppData\Local\Temp\tmpF359.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:1464
    • C:\Users\Admin\AppData\Local\Temp\ef952ad976e1f2d7845d680b045e70df73791621894f08c85795f1b4aee7aaf3N.exe
      "C:\Users\Admin\AppData\Local\Temp\ef952ad976e1f2d7845d680b045e70df73791621894f08c85795f1b4aee7aaf3N.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:3508

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_y0nqvxe1.2ut.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • C:\Users\Admin\AppData\Local\Temp\tmpF359.tmp

    Filesize

    1KB

    MD5

    b796c022ac60fab230cecd43c2e1a692

    SHA1

    b80c24c8b8910fa3f14d4e0db6952a2683d7ee9e

    SHA256

    a809273b06b4a8c186161d66e44e0b8d21103e879cf4b55ea7b64e731301433a

    SHA512

    39bbe861b6a3b497ce9e3901c4cb80c803cec15c1e8df980430f366ce65295f0cd80b6f710de4062bfc71e25494e715433cfdcc5f3e6feb7b8276317b6e960eb

  • memory/1696-77-0x00000000075A0000-0x00000000075B1000-memory.dmp

    Filesize

    68KB

  • memory/1696-23-0x00000000059C0000-0x0000000005A26000-memory.dmp

    Filesize

    408KB

  • memory/1696-20-0x0000000074F20000-0x00000000756D0000-memory.dmp

    Filesize

    7.7MB

  • memory/1696-76-0x0000000007620000-0x00000000076B6000-memory.dmp

    Filesize

    600KB

  • memory/1696-73-0x00000000079F0000-0x000000000806A000-memory.dmp

    Filesize

    6.5MB

  • memory/1696-51-0x00000000757D0000-0x000000007581C000-memory.dmp

    Filesize

    304KB

  • memory/1696-71-0x0000000006620000-0x000000000663E000-memory.dmp

    Filesize

    120KB

  • memory/1696-81-0x00000000076C0000-0x00000000076C8000-memory.dmp

    Filesize

    32KB

  • memory/1696-25-0x0000000074F20000-0x00000000756D0000-memory.dmp

    Filesize

    7.7MB

  • memory/1696-33-0x0000000005AA0000-0x0000000005DF4000-memory.dmp

    Filesize

    3.3MB

  • memory/1696-80-0x00000000076E0000-0x00000000076FA000-memory.dmp

    Filesize

    104KB

  • memory/1696-24-0x0000000005A30000-0x0000000005A96000-memory.dmp

    Filesize

    408KB

  • memory/1696-22-0x0000000005920000-0x0000000005942000-memory.dmp

    Filesize

    136KB

  • memory/1696-84-0x0000000074F20000-0x00000000756D0000-memory.dmp

    Filesize

    7.7MB

  • memory/2908-15-0x0000000004B80000-0x0000000004BB6000-memory.dmp

    Filesize

    216KB

  • memory/2908-72-0x0000000007120000-0x00000000071C3000-memory.dmp

    Filesize

    652KB

  • memory/2908-18-0x0000000074F20000-0x00000000756D0000-memory.dmp

    Filesize

    7.7MB

  • memory/2908-16-0x0000000074F20000-0x00000000756D0000-memory.dmp

    Filesize

    7.7MB

  • memory/2908-17-0x00000000051F0000-0x0000000005818000-memory.dmp

    Filesize

    6.2MB

  • memory/2908-74-0x0000000007460000-0x000000000747A000-memory.dmp

    Filesize

    104KB

  • memory/2908-50-0x00000000070E0000-0x0000000007112000-memory.dmp

    Filesize

    200KB

  • memory/2908-78-0x0000000007690000-0x000000000769E000-memory.dmp

    Filesize

    56KB

  • memory/2908-19-0x0000000074F20000-0x00000000756D0000-memory.dmp

    Filesize

    7.7MB

  • memory/2908-48-0x0000000006110000-0x000000000612E000-memory.dmp

    Filesize

    120KB

  • memory/2908-49-0x0000000006140000-0x000000000618C000-memory.dmp

    Filesize

    304KB

  • memory/2908-85-0x0000000074F20000-0x00000000756D0000-memory.dmp

    Filesize

    7.7MB

  • memory/2908-79-0x00000000076A0000-0x00000000076B4000-memory.dmp

    Filesize

    80KB

  • memory/2908-75-0x00000000074D0000-0x00000000074DA000-memory.dmp

    Filesize

    40KB

  • memory/2908-52-0x00000000757D0000-0x000000007581C000-memory.dmp

    Filesize

    304KB

  • memory/3508-45-0x0000000000400000-0x0000000000426000-memory.dmp

    Filesize

    152KB

  • memory/3508-86-0x0000000006CE0000-0x0000000006D30000-memory.dmp

    Filesize

    320KB

  • memory/3508-87-0x0000000006F00000-0x00000000070C2000-memory.dmp

    Filesize

    1.8MB

  • memory/4252-9-0x0000000074F20000-0x00000000756D0000-memory.dmp

    Filesize

    7.7MB

  • memory/4252-6-0x0000000004CA0000-0x0000000004D3C000-memory.dmp

    Filesize

    624KB

  • memory/4252-4-0x0000000004A60000-0x0000000004A6A000-memory.dmp

    Filesize

    40KB

  • memory/4252-5-0x0000000074F20000-0x00000000756D0000-memory.dmp

    Filesize

    7.7MB

  • memory/4252-7-0x00000000073A0000-0x00000000073BE000-memory.dmp

    Filesize

    120KB

  • memory/4252-8-0x0000000074F2E000-0x0000000074F2F000-memory.dmp

    Filesize

    4KB

  • memory/4252-3-0x00000000049A0000-0x0000000004A32000-memory.dmp

    Filesize

    584KB

  • memory/4252-2-0x0000000004EB0000-0x0000000005454000-memory.dmp

    Filesize

    5.6MB

  • memory/4252-47-0x0000000074F20000-0x00000000756D0000-memory.dmp

    Filesize

    7.7MB

  • memory/4252-1-0x0000000000050000-0x00000000000F6000-memory.dmp

    Filesize

    664KB

  • memory/4252-10-0x0000000002240000-0x00000000022AC000-memory.dmp

    Filesize

    432KB

  • memory/4252-0-0x0000000074F2E000-0x0000000074F2F000-memory.dmp

    Filesize

    4KB