Analysis

  • max time kernel
    119s
  • max time network
    136s
  • platform
    windows7_x64
  • resource
    win7-20230831-en
  • resource tags

    arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
  • submitted
    04-10-2023 17:35

General

  • Target

    2259a3953f2af44474abc16d87d444b1776487e5a51dc11f7f49c1e04df68c23_JC.exe

  • Size

    549KB

  • MD5

    2c260000648353220da2b3c5d82ac53e

  • SHA1

    f1833907ce38f01d3090a44fba6a98a1eaa67961

  • SHA256

    2259a3953f2af44474abc16d87d444b1776487e5a51dc11f7f49c1e04df68c23

  • SHA512

    fc53ea4fa7e0faad4f9a34de4d84871b483ba77ef221b0a9187f427fe7f9b3ab73b7263a8bbc050470c34332aecfed525eba2cfc9c2f7df3cd9c3a027bdabcb3

  • SSDEEP

    12288:bneFQNumB0rIbFwaaiqlaITf4DmgDhQSGpJZrTwojI6:afy6IbNITHgDab1jI

Malware Config

Extracted

Family

snakekeylogger

Credentials

Signatures

  • Snake Keylogger

    Keylogger and Infostealer first seen in November 2020.

  • Snake Keylogger payload 6 IoCs
  • 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).

  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 13 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2259a3953f2af44474abc16d87d444b1776487e5a51dc11f7f49c1e04df68c23_JC.exe
    "C:\Users\Admin\AppData\Local\Temp\2259a3953f2af44474abc16d87d444b1776487e5a51dc11f7f49c1e04df68c23_JC.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1764
    • 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\2259a3953f2af44474abc16d87d444b1776487e5a51dc11f7f49c1e04df68c23_JC.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2796
    • C:\Users\Admin\AppData\Local\Temp\2259a3953f2af44474abc16d87d444b1776487e5a51dc11f7f49c1e04df68c23_JC.exe
      "C:\Users\Admin\AppData\Local\Temp\2259a3953f2af44474abc16d87d444b1776487e5a51dc11f7f49c1e04df68c23_JC.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:2816

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1764-6-0x00000000007F0000-0x00000000007FA000-memory.dmp

    Filesize

    40KB

  • memory/1764-24-0x00000000746A0000-0x0000000074D8E000-memory.dmp

    Filesize

    6.9MB

  • memory/1764-2-0x0000000004D30000-0x0000000004D70000-memory.dmp

    Filesize

    256KB

  • memory/1764-3-0x0000000000B80000-0x0000000000B98000-memory.dmp

    Filesize

    96KB

  • memory/1764-4-0x00000000746A0000-0x0000000074D8E000-memory.dmp

    Filesize

    6.9MB

  • memory/1764-5-0x0000000004D30000-0x0000000004D70000-memory.dmp

    Filesize

    256KB

  • memory/1764-1-0x00000000746A0000-0x0000000074D8E000-memory.dmp

    Filesize

    6.9MB

  • memory/1764-7-0x0000000000BA0000-0x0000000000BAC000-memory.dmp

    Filesize

    48KB

  • memory/1764-0-0x0000000000BD0000-0x0000000000C60000-memory.dmp

    Filesize

    576KB

  • memory/1764-8-0x00000000042E0000-0x0000000004340000-memory.dmp

    Filesize

    384KB

  • memory/2796-32-0x000000006EB20000-0x000000006F0CB000-memory.dmp

    Filesize

    5.7MB

  • memory/2796-30-0x000000006EB20000-0x000000006F0CB000-memory.dmp

    Filesize

    5.7MB

  • memory/2796-31-0x0000000002550000-0x0000000002590000-memory.dmp

    Filesize

    256KB

  • memory/2796-29-0x000000006EB20000-0x000000006F0CB000-memory.dmp

    Filesize

    5.7MB

  • memory/2816-15-0x0000000000400000-0x0000000000424000-memory.dmp

    Filesize

    144KB

  • memory/2816-21-0x0000000000400000-0x0000000000424000-memory.dmp

    Filesize

    144KB

  • memory/2816-23-0x0000000000400000-0x0000000000424000-memory.dmp

    Filesize

    144KB

  • memory/2816-19-0x0000000000400000-0x0000000000424000-memory.dmp

    Filesize

    144KB

  • memory/2816-25-0x00000000746A0000-0x0000000074D8E000-memory.dmp

    Filesize

    6.9MB

  • memory/2816-26-0x0000000004310000-0x0000000004350000-memory.dmp

    Filesize

    256KB

  • memory/2816-17-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2816-13-0x0000000000400000-0x0000000000424000-memory.dmp

    Filesize

    144KB

  • memory/2816-11-0x0000000000400000-0x0000000000424000-memory.dmp

    Filesize

    144KB

  • memory/2816-9-0x0000000000400000-0x0000000000424000-memory.dmp

    Filesize

    144KB

  • memory/2816-33-0x00000000746A0000-0x0000000074D8E000-memory.dmp

    Filesize

    6.9MB

  • memory/2816-34-0x0000000004310000-0x0000000004350000-memory.dmp

    Filesize

    256KB