General

  • Target

    FA25000003_PDF.exe

  • Size

    556KB

  • Sample

    250129-khlndszrhp

  • MD5

    6ca301ca8387dce5fd21f318ebba05c6

  • SHA1

    42721db007b2a33119e951aa29749af25bc4cf01

  • SHA256

    f6ad2374fe19582a54ac0b9972ec41223f4291af9e49834fbd240629b9c74e62

  • SHA512

    37eb46fc6493dc3ee783a9fbfba56356f3a088dca8c53ba4d7f7aa3dd2f56c2f8ab5567bce3118f0611a7923e4cda12174f407b3262c1f4f41f07835fcc1f618

  • SSDEEP

    12288:Ak2r86ZoU8clmyN7oOX4V44I5pqAm3R3W6TRVZdMN6:m86SU8clmyNI44InqRR1ZdM0

Malware Config

Extracted

Family

vipkeylogger

C2

https://api.telegram.org/bot7581561605:AAGI-5iG4DeXqVhNDvhaICvGbOejumUD6AE/sendMessage?chat_id=5434550993

Targets

    • Target

      FA25000003_PDF.exe

    • Size

      556KB

    • MD5

      6ca301ca8387dce5fd21f318ebba05c6

    • SHA1

      42721db007b2a33119e951aa29749af25bc4cf01

    • SHA256

      f6ad2374fe19582a54ac0b9972ec41223f4291af9e49834fbd240629b9c74e62

    • SHA512

      37eb46fc6493dc3ee783a9fbfba56356f3a088dca8c53ba4d7f7aa3dd2f56c2f8ab5567bce3118f0611a7923e4cda12174f407b3262c1f4f41f07835fcc1f618

    • SSDEEP

      12288:Ak2r86ZoU8clmyN7oOX4V44I5pqAm3R3W6TRVZdMN6:m86SU8clmyNI44InqRR1ZdM0

    • Guloader family

    • Guloader,Cloudeye

      A shellcode based downloader first seen in 2020.

    • VIPKeylogger

      VIPKeylogger is a keylogger and infostealer written in C# and it resembles SnakeKeylogger that was found in 2020.

    • Vipkeylogger family

    • Loads dropped DLL

    • Reads user/profile data of local email clients

      Email clients store some user data on disk where infostealers will often target it.

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Accesses Microsoft Outlook profiles

    • Legitimate hosting services abused for malware hosting/C2

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Drops file in System32 directory

    • Suspicious use of NtCreateThreadExHideFromDebugger

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

    • Target

      $PLUGINSDIR/LangDLL.dll

    • Size

      5KB

    • MD5

      f1e9eed02db3a822a7ddef0c724e5f1f

    • SHA1

      65864992f5b6c79c5efbefb5b1354648a8a86709

    • SHA256

      6dff504c6759c418c6635c9b25b8c91d0d9ef7787a3a93610d7670bb563c09df

    • SHA512

      c22b64fff76b25cf53231b8636f07b361d95791c4646787ce7beac27ad6a0de88337dcceb25b5196f97c452dda72e2614647f51a8a18cb4d5228a82ed2e0780c

    • SSDEEP

      48:S46+/fTKYKxbWsptIpBtWZ0iV8jAWiAJCvxft2O2B8mjsofjLl:zRuPbOBtWZBV8jAWiAJCdv2Cmj/L

    Score
    3/10
    • Target

      $PLUGINSDIR/System.dll

    • Size

      11KB

    • MD5

      17ed1c86bd67e78ade4712be48a7d2bd

    • SHA1

      1cc9fe86d6d6030b4dae45ecddce5907991c01a0

    • SHA256

      bd046e6497b304e4ea4ab102cab2b1f94ce09bde0eebba4c59942a732679e4eb

    • SHA512

      0cbed521e7d6d1f85977b3f7d3ca7ac34e1b5495b69fd8c7bfa1a846baf53b0ecd06fe1ad02a3599082ffacaf8c71a3bb4e32dec05f8e24859d736b828092cd5

    • SSDEEP

      192:eY24sihno00Wfl97nH6T2enXwWobpWBTU4VtHT7dmN35Ol+Sl:E8QIl975eXqlWBrz7YLOl+

    Score
    3/10

MITRE ATT&CK Enterprise v15

Tasks