Analysis

  • max time kernel
    122s
  • max time network
    137s
  • platform
    windows7_x64
  • resource
    win7-20230831-en
  • resource tags

    arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
  • submitted
    21-10-2023 01:07

General

  • Target

    9734c8dcfd274b038523356935eadc3ff4f7c4b71542def7926f723d0872ca0b.exe

  • Size

    367KB

  • MD5

    15155019639dfcbdd4415c563bdaef06

  • SHA1

    ee1fb7361bc4028d50eaff2465ba09b06a5fb44e

  • SHA256

    9734c8dcfd274b038523356935eadc3ff4f7c4b71542def7926f723d0872ca0b

  • SHA512

    20b879bbc544727af1ea9d9c8acf14edf79de419604ea2f149686c663ff43e62d933174d02b2dea142cccd4023cc6dcf0759a0c5b6eb137f9bb27edd148a3e35

  • SSDEEP

    6144:Rcc4OazRkbkJNIa4MlaHswjX9o8ReYOtYYE2Odtyqd72fOsA:W1OazqkJP4ZfX9tZlYrOiqoo

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\9734c8dcfd274b038523356935eadc3ff4f7c4b71542def7926f723d0872ca0b.exe
    "C:\Users\Admin\AppData\Local\Temp\9734c8dcfd274b038523356935eadc3ff4f7c4b71542def7926f723d0872ca0b.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:828
    • C:\Users\Admin\AppData\Local\Temp\9734c8dcfd274b038523356935eadc3ff4f7c4b71542def7926f723d0872ca0b.exe
      C:\Users\Admin\AppData\Local\Temp\9734c8dcfd274b038523356935eadc3ff4f7c4b71542def7926f723d0872ca0b.exe
      2⤵
      • Accesses Microsoft Outlook profiles
      • Modifies system certificate store
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:3048

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

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

    Filesize

    344B

    MD5

    45959ed267a201516bc7577137966370

    SHA1

    f0e787416c2d8123f53db3289de0cb54aa3ea315

    SHA256

    36b7ddabb93e43c264078ba486e263a51da13eb049198bab8f2618bc61152ffe

    SHA512

    be608d8d2db221f2c41a1a10895930dc3d653d5aefdba9bb928d9bc4ca712ae790391e4465777936a40be4d859330c4cb51131cc4aea6132407d51a99bc1828c

  • C:\Users\Admin\AppData\Local\Temp\Cab343C.tmp

    Filesize

    61KB

    MD5

    f3441b8572aae8801c04f3060b550443

    SHA1

    4ef0a35436125d6821831ef36c28ffaf196cda15

    SHA256

    6720349e7d82ee0a8e73920d3c2b7cb2912d9fcf2edb6fd98f2f12820158b0bf

    SHA512

    5ba01ba421b50030e380ae6bbcd2f681f2a91947fe7fedb3c8e6b5f24dce9517abf57b1cf26cc6078d4bb53bde6fcfb2561591337c841f8f2cb121a3d71661b9

  • C:\Users\Admin\AppData\Local\Temp\Tar346E.tmp

    Filesize

    163KB

    MD5

    9441737383d21192400eca82fda910ec

    SHA1

    725e0d606a4fc9ba44aa8ffde65bed15e65367e4

    SHA256

    bc3a6e84e41faeb57e7c21aa3b60c2a64777107009727c5b7c0ed8fe658909e5

    SHA512

    7608dd653a66cd364392a78d4711b48d1707768d36996e4d38871c6843b5714e1d7da4b4cc6db969e6000cfa182bcb74216ef6823d1063f036fc5c3413fb8dcf

  • memory/828-0-0x0000000074200000-0x00000000748EE000-memory.dmp

    Filesize

    6.9MB

  • memory/828-1-0x0000000000980000-0x00000000009E0000-memory.dmp

    Filesize

    384KB

  • memory/828-2-0x00000000004E0000-0x0000000000534000-memory.dmp

    Filesize

    336KB

  • memory/828-4-0x0000000004C60000-0x0000000004CA0000-memory.dmp

    Filesize

    256KB

  • memory/828-3-0x0000000074200000-0x00000000748EE000-memory.dmp

    Filesize

    6.9MB

  • memory/828-5-0x00000000003D0000-0x00000000003DA000-memory.dmp

    Filesize

    40KB

  • memory/828-14-0x0000000074200000-0x00000000748EE000-memory.dmp

    Filesize

    6.9MB

  • memory/3048-18-0x0000000073B10000-0x00000000741FE000-memory.dmp

    Filesize

    6.9MB

  • memory/3048-15-0x0000000000400000-0x0000000000424000-memory.dmp

    Filesize

    144KB

  • memory/3048-10-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/3048-9-0x0000000000400000-0x0000000000424000-memory.dmp

    Filesize

    144KB

  • memory/3048-8-0x0000000000400000-0x0000000000424000-memory.dmp

    Filesize

    144KB

  • memory/3048-7-0x0000000000400000-0x0000000000424000-memory.dmp

    Filesize

    144KB

  • memory/3048-19-0x0000000000340000-0x0000000000380000-memory.dmp

    Filesize

    256KB

  • memory/3048-20-0x0000000073B10000-0x00000000741FE000-memory.dmp

    Filesize

    6.9MB

  • memory/3048-21-0x0000000000340000-0x0000000000380000-memory.dmp

    Filesize

    256KB

  • memory/3048-17-0x0000000000400000-0x0000000000424000-memory.dmp

    Filesize

    144KB

  • memory/3048-12-0x0000000000400000-0x0000000000424000-memory.dmp

    Filesize

    144KB

  • memory/3048-6-0x0000000000400000-0x0000000000424000-memory.dmp

    Filesize

    144KB