Analysis

  • max time kernel
    146s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231023-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231023-enlocale:en-usos:windows10-2004-x64system
  • submitted
    27-11-2023 10:02

General

  • Target

    SWIFT MESAJI.exe

  • Size

    718KB

  • MD5

    b77072d6441ab7e6b291e04060ac8f2c

  • SHA1

    c55d28766fe51465285dad55b6379949ba6e37e2

  • SHA256

    3f1bf2c3a2ce3446b2cc1a91c69b4bcdcdb97340965b26dd5a8b59819f91def9

  • SHA512

    59ce747954216eafa328457163a7afa052a920b9a148ff254f6cccd83a810bf0c27ec735060573f4920098b035633b7da11630e9fc6ed87510cc4505b1f588c9

  • SSDEEP

    12288:/ti1KYlszhDKpeWRAX5WvLHuiQTLpWTZSgmcEKbigohGg1Zf8eQGI195d7BR6wTg:/MyDKpeWRAXEJQTckV0+gQf8JGYfpBhC

Malware Config

Extracted

Family

snakekeylogger

Credentials

Signatures

  • Snake Keylogger

    Keylogger and Infostealer first seen in November 2020.

  • Snake Keylogger payload 1 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 15 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of WriteProcessMemory 20 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\SWIFT MESAJI.exe
    "C:\Users\Admin\AppData\Local\Temp\SWIFT MESAJI.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4576
    • 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\SWIFT MESAJI.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:5084
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\OXizYWLoEaCDIE.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2168
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\OXizYWLoEaCDIE" /XML "C:\Users\Admin\AppData\Local\Temp\tmp27E6.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:2788
    • C:\Users\Admin\AppData\Local\Temp\SWIFT MESAJI.exe
      "C:\Users\Admin\AppData\Local\Temp\SWIFT MESAJI.exe"
      2⤵
        PID:960
      • C:\Users\Admin\AppData\Local\Temp\SWIFT MESAJI.exe
        "C:\Users\Admin\AppData\Local\Temp\SWIFT MESAJI.exe"
        2⤵
        • Accesses Microsoft Outlook profiles
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • outlook_office_path
        • outlook_win_path
        PID:2972

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

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

      Filesize

      2KB

      MD5

      968cb9309758126772781b83adb8a28f

      SHA1

      8da30e71accf186b2ba11da1797cf67f8f78b47c

      SHA256

      92099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a

      SHA512

      4bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3

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

      Filesize

      18KB

      MD5

      65a946e346a52dee5b4f011948c2833c

      SHA1

      32c591e5310729bb1eecd51d2537511ab4e7960a

      SHA256

      fc4cf10907edc466cba45dff45b4aa26a80d34413a0f4d47dad79cdf3feec2b6

      SHA512

      4fa17a638cdda59504160f264756b5eb0c3ba31a6eb9f0a21d69410bf784c348ba053612915f472de0fd7e55b6929ae8cfaeb8514e0d56cd9150ce2457618341

    • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_oaichfuu.d0v.ps1

      Filesize

      60B

      MD5

      d17fe0a3f47be24a6453e9ef58c94641

      SHA1

      6ab83620379fc69f80c0242105ddffd7d98d5d9d

      SHA256

      96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

      SHA512

      5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

    • C:\Users\Admin\AppData\Local\Temp\tmp27E6.tmp

      Filesize

      1KB

      MD5

      2c58b781f8af50e3c07142d32c90b1b2

      SHA1

      24e4c455afe2c7f117d10be36c0dd1cd56ac6aee

      SHA256

      f48677b10067da3ea62f27a3494ad1e146bc0f581e8ce0870b017d8fd1cbe19c

      SHA512

      4a47dbcb78ba0c25f31c7a6a2542c1bc98779db16f64de7ef5e899b2c43adcc1458a0bab343987107527f94cc128f4a57b10dbbf32d3340f24afb20d014132e3

    • memory/2168-95-0x00000000748D0000-0x0000000075080000-memory.dmp

      Filesize

      7.7MB

    • memory/2168-83-0x0000000007A50000-0x0000000007AE6000-memory.dmp

      Filesize

      600KB

    • memory/2168-81-0x00000000077D0000-0x00000000077EA000-memory.dmp

      Filesize

      104KB

    • memory/2168-57-0x0000000006A70000-0x0000000006AA2000-memory.dmp

      Filesize

      200KB

    • memory/2168-68-0x00000000709A0000-0x00000000709EC000-memory.dmp

      Filesize

      304KB

    • memory/2168-56-0x00000000051B0000-0x00000000051C0000-memory.dmp

      Filesize

      64KB

    • memory/2168-22-0x00000000748D0000-0x0000000075080000-memory.dmp

      Filesize

      7.7MB

    • memory/2168-30-0x0000000005660000-0x00000000056C6000-memory.dmp

      Filesize

      408KB

    • memory/2168-27-0x00000000054C0000-0x00000000054E2000-memory.dmp

      Filesize

      136KB

    • memory/2168-24-0x00000000051B0000-0x00000000051C0000-memory.dmp

      Filesize

      64KB

    • memory/2168-23-0x00000000051B0000-0x00000000051C0000-memory.dmp

      Filesize

      64KB

    • memory/2972-33-0x0000000001080000-0x0000000001090000-memory.dmp

      Filesize

      64KB

    • memory/2972-26-0x0000000000400000-0x0000000000426000-memory.dmp

      Filesize

      152KB

    • memory/2972-99-0x0000000001080000-0x0000000001090000-memory.dmp

      Filesize

      64KB

    • memory/2972-98-0x00000000748D0000-0x0000000075080000-memory.dmp

      Filesize

      7.7MB

    • memory/2972-97-0x00000000066E0000-0x00000000068A2000-memory.dmp

      Filesize

      1.8MB

    • memory/2972-96-0x00000000064C0000-0x0000000006510000-memory.dmp

      Filesize

      320KB

    • memory/2972-29-0x00000000748D0000-0x0000000075080000-memory.dmp

      Filesize

      7.7MB

    • memory/4576-7-0x0000000006330000-0x000000000634A000-memory.dmp

      Filesize

      104KB

    • memory/4576-6-0x0000000005C30000-0x0000000005C3A000-memory.dmp

      Filesize

      40KB

    • memory/4576-12-0x00000000748D0000-0x0000000075080000-memory.dmp

      Filesize

      7.7MB

    • memory/4576-10-0x0000000006E80000-0x0000000006EE0000-memory.dmp

      Filesize

      384KB

    • memory/4576-31-0x00000000748D0000-0x0000000075080000-memory.dmp

      Filesize

      7.7MB

    • memory/4576-13-0x0000000005590000-0x00000000055A0000-memory.dmp

      Filesize

      64KB

    • memory/4576-0-0x00000000748D0000-0x0000000075080000-memory.dmp

      Filesize

      7.7MB

    • memory/4576-9-0x0000000004FD0000-0x0000000004FDA000-memory.dmp

      Filesize

      40KB

    • memory/4576-1-0x0000000000B60000-0x0000000000C1A000-memory.dmp

      Filesize

      744KB

    • memory/4576-2-0x0000000005CE0000-0x0000000006284000-memory.dmp

      Filesize

      5.6MB

    • memory/4576-3-0x0000000005610000-0x00000000056A2000-memory.dmp

      Filesize

      584KB

    • memory/4576-4-0x0000000005730000-0x0000000005A84000-memory.dmp

      Filesize

      3.3MB

    • memory/4576-8-0x0000000006350000-0x0000000006358000-memory.dmp

      Filesize

      32KB

    • memory/4576-5-0x0000000005590000-0x00000000055A0000-memory.dmp

      Filesize

      64KB

    • memory/4576-11-0x000000000A870000-0x000000000A90C000-memory.dmp

      Filesize

      624KB

    • memory/5084-79-0x0000000007B70000-0x0000000007C13000-memory.dmp

      Filesize

      652KB

    • memory/5084-86-0x0000000007EB0000-0x0000000007EC4000-memory.dmp

      Filesize

      80KB

    • memory/5084-17-0x0000000002FD0000-0x0000000002FE0000-memory.dmp

      Filesize

      64KB

    • memory/5084-80-0x00000000082B0000-0x000000000892A000-memory.dmp

      Filesize

      6.5MB

    • memory/5084-58-0x00000000709A0000-0x00000000709EC000-memory.dmp

      Filesize

      304KB

    • memory/5084-82-0x0000000007CE0000-0x0000000007CEA000-memory.dmp

      Filesize

      40KB

    • memory/5084-55-0x0000000002FD0000-0x0000000002FE0000-memory.dmp

      Filesize

      64KB

    • memory/5084-84-0x0000000007E70000-0x0000000007E81000-memory.dmp

      Filesize

      68KB

    • memory/5084-85-0x0000000007EA0000-0x0000000007EAE000-memory.dmp

      Filesize

      56KB

    • memory/5084-69-0x0000000006EF0000-0x0000000006F0E000-memory.dmp

      Filesize

      120KB

    • memory/5084-87-0x0000000007FB0000-0x0000000007FCA000-memory.dmp

      Filesize

      104KB

    • memory/5084-88-0x0000000007F90000-0x0000000007F98000-memory.dmp

      Filesize

      32KB

    • memory/5084-54-0x0000000006980000-0x00000000069CC000-memory.dmp

      Filesize

      304KB

    • memory/5084-53-0x00000000056C0000-0x00000000056DE000-memory.dmp

      Filesize

      120KB

    • memory/5084-94-0x00000000748D0000-0x0000000075080000-memory.dmp

      Filesize

      7.7MB

    • memory/5084-44-0x0000000006340000-0x0000000006694000-memory.dmp

      Filesize

      3.3MB

    • memory/5084-32-0x00000000062D0000-0x0000000006336000-memory.dmp

      Filesize

      408KB

    • memory/5084-14-0x00000000748D0000-0x0000000075080000-memory.dmp

      Filesize

      7.7MB

    • memory/5084-18-0x0000000003040000-0x0000000003076000-memory.dmp

      Filesize

      216KB

    • memory/5084-21-0x0000000005B40000-0x0000000006168000-memory.dmp

      Filesize

      6.2MB