Analysis

  • max time kernel
    118s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    07-11-2024 16:08

General

  • Target

    2c34e04c20abbe2a2879ebf8360bdc8f4acbbc6b966859d312ebee520a019b8c.exe

  • Size

    796KB

  • MD5

    c59f8e8e70713457853aa67fbe0eae41

  • SHA1

    15b1ac53792a64239720c767eaaee6fe07bc11b2

  • SHA256

    2c34e04c20abbe2a2879ebf8360bdc8f4acbbc6b966859d312ebee520a019b8c

  • SHA512

    e27ab6a67e3046ba527d1cd14550647a5414f06430033915a23cfa04c351446e181dc47ff90bc2b3a9a1c112b8f833e8092a742d75c9517f470d9bcadb84f6c3

  • SSDEEP

    12288:sTfy0mUKE2pb57IL1K2TyziLxDOKvHm/FgQEug4NRZSjlTi/b:s92t5sD5NBugQLgaPSBiz

Malware Config

Extracted

Family

snakekeylogger

Credentials

Signatures

  • Snake Keylogger

    Keylogger and Infostealer first seen in November 2020.

  • Snake Keylogger payload 5 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.

  • 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 21 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2c34e04c20abbe2a2879ebf8360bdc8f4acbbc6b966859d312ebee520a019b8c.exe
    "C:\Users\Admin\AppData\Local\Temp\2c34e04c20abbe2a2879ebf8360bdc8f4acbbc6b966859d312ebee520a019b8c.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2064
    • 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\2c34e04c20abbe2a2879ebf8360bdc8f4acbbc6b966859d312ebee520a019b8c.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3060
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\iDjbttSUg.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2744
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\iDjbttSUg" /XML "C:\Users\Admin\AppData\Local\Temp\tmp40A8.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:2772
    • C:\Users\Admin\AppData\Local\Temp\2c34e04c20abbe2a2879ebf8360bdc8f4acbbc6b966859d312ebee520a019b8c.exe
      "C:\Users\Admin\AppData\Local\Temp\2c34e04c20abbe2a2879ebf8360bdc8f4acbbc6b966859d312ebee520a019b8c.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:2564

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmp40A8.tmp

    Filesize

    1KB

    MD5

    f050265aacbaf7bc0ab0fb5cee204700

    SHA1

    ed0b4f8866c2b8538563be082ddd6a4db3f384fd

    SHA256

    af22649e17c4dade2ebbb1c55ac94dfa354e7029a64b802e291355bc3e6a8ae2

    SHA512

    457c95ec25813aab624eb172fd60e639076e27402810171f204af8a7317e1beeeee92154643e5ff35aa01f69497ccc6df037e0e156eb93d2428ccdafa9a86471

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms

    Filesize

    7KB

    MD5

    b2970e5e529597584fdf5b4828b1767d

    SHA1

    7593f5be83eb1b601f3cfdfd2468c50d2f0155b3

    SHA256

    51c03abba84dd6967c9ccc3c57d705f7df5135b7d55e0a7a023fc98cf1a5b1f2

    SHA512

    22612082175c52488aaa1883071930282732b98df28670e8b6c8b72863c9cdf892ab0ccb7133a170e3d0fe12d38bec4fda12c0053034bf68c18f89a48ef39ec4

  • memory/2064-4-0x0000000074AC0000-0x00000000751AE000-memory.dmp

    Filesize

    6.9MB

  • memory/2064-31-0x0000000074AC0000-0x00000000751AE000-memory.dmp

    Filesize

    6.9MB

  • memory/2064-0-0x0000000074ACE000-0x0000000074ACF000-memory.dmp

    Filesize

    4KB

  • memory/2064-5-0x00000000002C0000-0x00000000002DC000-memory.dmp

    Filesize

    112KB

  • memory/2064-6-0x0000000000480000-0x00000000004EA000-memory.dmp

    Filesize

    424KB

  • memory/2064-2-0x0000000074AC0000-0x00000000751AE000-memory.dmp

    Filesize

    6.9MB

  • memory/2064-1-0x0000000000BC0000-0x0000000000C8C000-memory.dmp

    Filesize

    816KB

  • memory/2064-3-0x0000000074ACE000-0x0000000074ACF000-memory.dmp

    Filesize

    4KB

  • memory/2564-26-0x0000000000400000-0x0000000000426000-memory.dmp

    Filesize

    152KB

  • memory/2564-30-0x0000000000400000-0x0000000000426000-memory.dmp

    Filesize

    152KB

  • memory/2564-29-0x0000000000400000-0x0000000000426000-memory.dmp

    Filesize

    152KB

  • memory/2564-27-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2564-21-0x0000000000400000-0x0000000000426000-memory.dmp

    Filesize

    152KB

  • memory/2564-23-0x0000000000400000-0x0000000000426000-memory.dmp

    Filesize

    152KB

  • memory/2564-19-0x0000000000400000-0x0000000000426000-memory.dmp

    Filesize

    152KB

  • memory/2564-28-0x0000000000400000-0x0000000000426000-memory.dmp

    Filesize

    152KB