Analysis

  • max time kernel
    118s
  • max time network
    144s
  • platform
    windows7_x64
  • resource
    win7-20230831-en
  • resource tags

    arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
  • submitted
    18-10-2023 15:58

General

  • Target

    payment confirmation.exe

  • Size

    367KB

  • MD5

    a61754746b52b33f7535dbf287e27276

  • SHA1

    9525f35d9e894349f4ecbade7905752aaec0cc8d

  • SHA256

    5af368f158382f62f886bc08d7eddc7c3b947ef6658535a05c5cab24e50cecde

  • SHA512

    814e3d110abe6a0faf1bc4c025c7b3876abffc6f64ba2b5bf510d4c9fab3c138181069dd7673bd7a4603f66a7fca8e61ccccc0279ec3debdb3ab0452ff0c997d

  • SSDEEP

    6144:RckOazRkzyPtvhW+m9VgbiNFeYOtYYE2Odtyqd72fOsA:WkOaz/Ptk+GVgwZlYrOiqoo

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.hahcd.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    d5ClGOqbU6HU

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
  • Modifies system certificate store 2 TTPs 6 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\payment confirmation.exe
    "C:\Users\Admin\AppData\Local\Temp\payment confirmation.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1764
    • C:\Users\Admin\AppData\Local\Temp\payment confirmation.exe
      "C:\Users\Admin\AppData\Local\Temp\payment confirmation.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Modifies system certificate store
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:3068

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

    Filesize

    304B

    MD5

    af113a0767b969445acf0ab2132bbcc9

    SHA1

    179fa58763459a2ea878eb2ff055dea616367af3

    SHA256

    641f9dbdd51a599a8092281e0347562a21480b4dbb298f02c52435f93a27ef4a

    SHA512

    d5aed9e57343ce438f5b352d2e066588f02c82b581b974d7036df989fd815b5abae7dcbc4e5816f83f9008259fc8d8cf3c6320e1ec384df88930300235df9adb

  • C:\Users\Admin\AppData\Local\Temp\CabA1AE.tmp

    Filesize

    61KB

    MD5

    f3441b8572aae8801c04f3060b550443

    SHA1

    4ef0a35436125d6821831ef36c28ffaf196cda15

    SHA256

    6720349e7d82ee0a8e73920d3c2b7cb2912d9fcf2edb6fd98f2f12820158b0bf

    SHA512

    5ba01ba421b50030e380ae6bbcd2f681f2a91947fe7fedb3c8e6b5f24dce9517abf57b1cf26cc6078d4bb53bde6fcfb2561591337c841f8f2cb121a3d71661b9

  • C:\Users\Admin\AppData\Local\Temp\TarA1FF.tmp

    Filesize

    163KB

    MD5

    9441737383d21192400eca82fda910ec

    SHA1

    725e0d606a4fc9ba44aa8ffde65bed15e65367e4

    SHA256

    bc3a6e84e41faeb57e7c21aa3b60c2a64777107009727c5b7c0ed8fe658909e5

    SHA512

    7608dd653a66cd364392a78d4711b48d1707768d36996e4d38871c6843b5714e1d7da4b4cc6db969e6000cfa182bcb74216ef6823d1063f036fc5c3413fb8dcf

  • memory/1764-0-0x0000000000D10000-0x0000000000D70000-memory.dmp

    Filesize

    384KB

  • memory/1764-1-0x00000000746D0000-0x0000000074DBE000-memory.dmp

    Filesize

    6.9MB

  • memory/1764-2-0x00000000004A0000-0x00000000004F4000-memory.dmp

    Filesize

    336KB

  • memory/1764-3-0x00000000048F0000-0x0000000004930000-memory.dmp

    Filesize

    256KB

  • memory/1764-4-0x0000000000360000-0x000000000036A000-memory.dmp

    Filesize

    40KB

  • memory/1764-15-0x00000000746D0000-0x0000000074DBE000-memory.dmp

    Filesize

    6.9MB

  • memory/3068-13-0x0000000000400000-0x0000000000424000-memory.dmp

    Filesize

    144KB

  • memory/3068-11-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/3068-9-0x0000000000400000-0x0000000000424000-memory.dmp

    Filesize

    144KB

  • memory/3068-16-0x0000000000400000-0x0000000000424000-memory.dmp

    Filesize

    144KB

  • memory/3068-18-0x0000000000400000-0x0000000000424000-memory.dmp

    Filesize

    144KB

  • memory/3068-19-0x0000000073FE0000-0x00000000746CE000-memory.dmp

    Filesize

    6.9MB

  • memory/3068-20-0x00000000043A0000-0x00000000043E0000-memory.dmp

    Filesize

    256KB

  • memory/3068-21-0x0000000073FE0000-0x00000000746CE000-memory.dmp

    Filesize

    6.9MB

  • memory/3068-22-0x00000000043A0000-0x00000000043E0000-memory.dmp

    Filesize

    256KB

  • memory/3068-7-0x0000000000400000-0x0000000000424000-memory.dmp

    Filesize

    144KB

  • memory/3068-6-0x0000000000400000-0x0000000000424000-memory.dmp

    Filesize

    144KB

  • memory/3068-5-0x0000000000400000-0x0000000000424000-memory.dmp

    Filesize

    144KB