Analysis

  • max time kernel
    120s
  • max time network
    142s
  • platform
    windows7_x64
  • resource
    win7-20230831-en
  • resource tags

    arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
  • submitted
    20-10-2023 11:23

General

  • Target

    Hesaphareketi-01.exe

  • Size

    580KB

  • MD5

    530aa0fb37f65a523b7de5902ab026dc

  • SHA1

    b9c259eabb77d1b799fab9a89be5ff8ae983c9c9

  • SHA256

    389239f46bd53422731e040d5f15b2d4ca9c2673e4292eec2632ba0ae1519e79

  • SHA512

    4ba15977779d07244c832e0bdd6d8a4b00ee333569dd3611a67719c54f75a90069dba16817944428a609c9a3212f247df79437faf23872cbff233382b9cf2db0

  • SSDEEP

    12288:WgR/mZRM+kLiSSHnTUUMkQIX3smOn3Xx6XKRGV6JJdqsQxwt:WgkZR5k0HQvkJng3HJ2

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.artifix.com.tr
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    artifix.com.tr

Extracted

Family

snakekeylogger

Credentials

  • Protocol:
    smtp
  • Host:
    mail.artifix.com.tr
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    artifix.com.tr

Signatures

  • Snake Keylogger

    Keylogger and Infostealer first seen in November 2020.

  • Snake Keylogger payload 5 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
  • Modifies system certificate store 2 TTPs 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 9 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Hesaphareketi-01.exe
    "C:\Users\Admin\AppData\Local\Temp\Hesaphareketi-01.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2760
    • C:\Users\Admin\AppData\Local\Temp\Hesaphareketi-01.exe
      "C:\Users\Admin\AppData\Local\Temp\Hesaphareketi-01.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Modifies system certificate store
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:2584

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2584-19-0x0000000000400000-0x0000000000424000-memory.dmp

    Filesize

    144KB

  • memory/2584-15-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2584-11-0x0000000000400000-0x0000000000424000-memory.dmp

    Filesize

    144KB

  • memory/2584-10-0x0000000000400000-0x0000000000424000-memory.dmp

    Filesize

    144KB

  • memory/2584-25-0x0000000074A90000-0x000000007517E000-memory.dmp

    Filesize

    6.9MB

  • memory/2584-24-0x0000000000440000-0x0000000000480000-memory.dmp

    Filesize

    256KB

  • memory/2584-22-0x0000000074A90000-0x000000007517E000-memory.dmp

    Filesize

    6.9MB

  • memory/2584-21-0x0000000000400000-0x0000000000424000-memory.dmp

    Filesize

    144KB

  • memory/2584-13-0x0000000000400000-0x0000000000424000-memory.dmp

    Filesize

    144KB

  • memory/2584-9-0x0000000000400000-0x0000000000424000-memory.dmp

    Filesize

    144KB

  • memory/2584-26-0x0000000000440000-0x0000000000480000-memory.dmp

    Filesize

    256KB

  • memory/2584-17-0x0000000000400000-0x0000000000424000-memory.dmp

    Filesize

    144KB

  • memory/2760-6-0x00000000011B0000-0x00000000011F0000-memory.dmp

    Filesize

    256KB

  • memory/2760-8-0x00000000051B0000-0x0000000005210000-memory.dmp

    Filesize

    384KB

  • memory/2760-2-0x00000000011B0000-0x00000000011F0000-memory.dmp

    Filesize

    256KB

  • memory/2760-0-0x0000000001270000-0x0000000001304000-memory.dmp

    Filesize

    592KB

  • memory/2760-7-0x00000000003C0000-0x00000000003D0000-memory.dmp

    Filesize

    64KB

  • memory/2760-1-0x0000000074A90000-0x000000007517E000-memory.dmp

    Filesize

    6.9MB

  • memory/2760-5-0x0000000074A90000-0x000000007517E000-memory.dmp

    Filesize

    6.9MB

  • memory/2760-23-0x0000000074A90000-0x000000007517E000-memory.dmp

    Filesize

    6.9MB

  • memory/2760-4-0x0000000000390000-0x000000000039C000-memory.dmp

    Filesize

    48KB

  • memory/2760-3-0x0000000000540000-0x000000000055C000-memory.dmp

    Filesize

    112KB