Analysis

  • max time kernel
    131s
  • max time network
    139s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10-12-2024 10:18

General

  • Target

    QUOTATION#08670.exe

  • Size

    811KB

  • MD5

    22a9330757374b6b15f04e37c4ace8e6

  • SHA1

    021e607efad2b2e256c4b3e6e1ad03bcb534a1fe

  • SHA256

    ddfbc9803252f22c7a06d2e1a1fd8617f3e5313cd0493809839aa6907291e7c7

  • SHA512

    6b78603c3b6f600c2f923bc08474e12537945928383901677ca380ce3b3beba3b3d29a67004d36599619d7c7413291b36836dc3952709e7c2da8241650310a87

  • SSDEEP

    12288:/wMiwy9EXX+Rdw0kIQa+eeAoAwnPrGcthicFkgR74u8K8j0AH0+L5iTkR:MwFOlTQateDH7KI7Ba0e5iG

Malware Config

Extracted

Family

snakekeylogger

Credentials

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 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).

  • 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 13 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\QUOTATION#08670.exe
    "C:\Users\Admin\AppData\Local\Temp\QUOTATION#08670.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:3832
    • 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\QUOTATION#08670.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:988
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\ywKvCTGbQjXP.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1188
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\ywKvCTGbQjXP" /XML "C:\Users\Admin\AppData\Local\Temp\tmpE109.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:3548
    • C:\Users\Admin\AppData\Local\Temp\QUOTATION#08670.exe
      "C:\Users\Admin\AppData\Local\Temp\QUOTATION#08670.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:3200

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

    Filesize

    18KB

    MD5

    b2b1c855ac89c4fdf8e1f99913803860

    SHA1

    b5fa2b885ef03f16cf30917c9c26503125063cc7

    SHA256

    e8c1e7c86eafef17e9732c8bcdb79b115a09fcc5574aa5546e08c6ea886b7a82

    SHA512

    c386e48797f62709d0959dd32dc46be057d172ce2cabe8589f281818651e2486bf0ac670bc16de75e8d0ae3fbe4c4f2f0c26e2bea8f82427da75523a4386999d

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_kq0or0rl.utu.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • C:\Users\Admin\AppData\Local\Temp\tmpE109.tmp

    Filesize

    1KB

    MD5

    781f5f3fd387b96c1b4bd5b8dd86736d

    SHA1

    5125299b02e4cc70a0d8421c49b529269d8d4ebd

    SHA256

    0e7225b1d75af82a6830375af350b5e1647f15b92fea2010f2ac7c2441832367

    SHA512

    4b4869dbed4630b3b8ce28f750ecd54b694387e38c8981269310b31432509b973110326744e52322183273124f1c782ee7ac31d6cb19b10a2c60e249588dc878

  • memory/988-16-0x0000000004990000-0x00000000049C6000-memory.dmp

    Filesize

    216KB

  • memory/988-25-0x0000000005750000-0x00000000057B6000-memory.dmp

    Filesize

    408KB

  • memory/988-48-0x0000000005F50000-0x0000000005F6E000-memory.dmp

    Filesize

    120KB

  • memory/988-88-0x00000000749B0000-0x0000000075160000-memory.dmp

    Filesize

    7.7MB

  • memory/988-79-0x00000000074A0000-0x00000000074AE000-memory.dmp

    Filesize

    56KB

  • memory/988-78-0x0000000007470000-0x0000000007481000-memory.dmp

    Filesize

    68KB

  • memory/988-77-0x00000000074F0000-0x0000000007586000-memory.dmp

    Filesize

    600KB

  • memory/988-51-0x0000000006F00000-0x0000000006F32000-memory.dmp

    Filesize

    200KB

  • memory/988-52-0x000000006F620000-0x000000006F66C000-memory.dmp

    Filesize

    304KB

  • memory/988-68-0x0000000006EC0000-0x0000000006EDE000-memory.dmp

    Filesize

    120KB

  • memory/988-17-0x00000000749B0000-0x0000000075160000-memory.dmp

    Filesize

    7.7MB

  • memory/988-18-0x00000000749B0000-0x0000000075160000-memory.dmp

    Filesize

    7.7MB

  • memory/988-50-0x0000000005F70000-0x0000000005FBC000-memory.dmp

    Filesize

    304KB

  • memory/988-32-0x00000000749B0000-0x0000000075160000-memory.dmp

    Filesize

    7.7MB

  • memory/988-24-0x0000000005030000-0x0000000005096000-memory.dmp

    Filesize

    408KB

  • memory/988-23-0x0000000004F90000-0x0000000004FB2000-memory.dmp

    Filesize

    136KB

  • memory/1188-19-0x0000000005340000-0x0000000005968000-memory.dmp

    Filesize

    6.2MB

  • memory/1188-75-0x0000000007510000-0x000000000752A000-memory.dmp

    Filesize

    104KB

  • memory/1188-37-0x00000000749B0000-0x0000000075160000-memory.dmp

    Filesize

    7.7MB

  • memory/1188-87-0x00000000749B0000-0x0000000075160000-memory.dmp

    Filesize

    7.7MB

  • memory/1188-21-0x00000000749B0000-0x0000000075160000-memory.dmp

    Filesize

    7.7MB

  • memory/1188-82-0x0000000007830000-0x0000000007838000-memory.dmp

    Filesize

    32KB

  • memory/1188-81-0x0000000007850000-0x000000000786A000-memory.dmp

    Filesize

    104KB

  • memory/1188-80-0x0000000007750000-0x0000000007764000-memory.dmp

    Filesize

    80KB

  • memory/1188-20-0x00000000749B0000-0x0000000075160000-memory.dmp

    Filesize

    7.7MB

  • memory/1188-76-0x0000000007580000-0x000000000758A000-memory.dmp

    Filesize

    40KB

  • memory/1188-74-0x0000000007B50000-0x00000000081CA000-memory.dmp

    Filesize

    6.5MB

  • memory/1188-53-0x000000006F620000-0x000000006F66C000-memory.dmp

    Filesize

    304KB

  • memory/1188-73-0x00000000071E0000-0x0000000007283000-memory.dmp

    Filesize

    652KB

  • memory/3200-89-0x0000000006750000-0x00000000067A0000-memory.dmp

    Filesize

    320KB

  • memory/3200-90-0x0000000006970000-0x0000000006B32000-memory.dmp

    Filesize

    1.8MB

  • memory/3200-36-0x0000000000400000-0x0000000000426000-memory.dmp

    Filesize

    152KB

  • memory/3832-4-0x00000000062E0000-0x0000000006634000-memory.dmp

    Filesize

    3.3MB

  • memory/3832-11-0x0000000008A70000-0x0000000008ADA000-memory.dmp

    Filesize

    424KB

  • memory/3832-9-0x00000000749BE000-0x00000000749BF000-memory.dmp

    Filesize

    4KB

  • memory/3832-8-0x00000000066A0000-0x00000000066BE000-memory.dmp

    Filesize

    120KB

  • memory/3832-7-0x0000000005BF0000-0x0000000005C8C000-memory.dmp

    Filesize

    624KB

  • memory/3832-0-0x00000000749BE000-0x00000000749BF000-memory.dmp

    Filesize

    4KB

  • memory/3832-6-0x0000000005B10000-0x0000000005B1A000-memory.dmp

    Filesize

    40KB

  • memory/3832-2-0x0000000005D30000-0x00000000062D4000-memory.dmp

    Filesize

    5.6MB

  • memory/3832-1-0x0000000000DB0000-0x0000000000E7E000-memory.dmp

    Filesize

    824KB

  • memory/3832-3-0x0000000005860000-0x00000000058F2000-memory.dmp

    Filesize

    584KB

  • memory/3832-49-0x00000000749B0000-0x0000000075160000-memory.dmp

    Filesize

    7.7MB

  • memory/3832-5-0x00000000749B0000-0x0000000075160000-memory.dmp

    Filesize

    7.7MB

  • memory/3832-10-0x00000000749B0000-0x0000000075160000-memory.dmp

    Filesize

    7.7MB