Analysis

  • max time kernel
    149s
  • max time network
    154s
  • platform
    windows7_x64
  • resource
    win7-20230831-en
  • resource tags

    arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
  • submitted
    14-10-2023 11:52

General

  • Target

    New-Client.exe

  • Size

    28KB

  • MD5

    d898b717f2129c07bbe04ff2a2bb7bb4

  • SHA1

    95d3d764eb040fc2bc942ce0b76d79dddf22cc7b

  • SHA256

    85e96053fbc095636e06efbb30a691a50b55035f8058f4ea1d0ccd95622b3937

  • SHA512

    9fef06885c7695c601074612c97b6555065f5810c6d36897e0a6775cb4d06164e77d7121d46328c2549226ffa4a40ca8bd1c82d6b21868157db291471124bb17

  • SSDEEP

    768:Mp2S6JBwNOXO27n745Nn7HmXVgvjggmDYj:Mp8BwNwnnkr72Asgm8

Score
10/10

Malware Config

Extracted

Family

limerat

Attributes
  • aes_key

    149.19.230.52

  • antivm

    false

  • c2_url

    https://pastebin.com/raw/DDTVwwbu

  • delay

    3

  • download_payload

    false

  • install

    false

  • install_name

    Wservices.exe

  • main_folder

    Temp

  • pin_spread

    false

  • sub_folder

    \

  • usb_spread

    false

Extracted

Family

limerat

Attributes
  • antivm

    false

  • c2_url

    https://pastebin.com/raw/DDTVwwbu

  • download_payload

    false

  • install

    false

  • pin_spread

    false

  • usb_spread

    false

Signatures

  • LimeRAT

    Simple yet powerful RAT for Windows machines written in .NET.

  • Legitimate hosting services abused for malware hosting/C2 1 TTPs
  • Modifies system certificate store 2 TTPs 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\New-Client.exe
    "C:\Users\Admin\AppData\Local\Temp\New-Client.exe"
    1⤵
    • Modifies system certificate store
    • Suspicious use of AdjustPrivilegeToken
    PID:1964

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\Cab60D8.tmp

    Filesize

    61KB

    MD5

    f3441b8572aae8801c04f3060b550443

    SHA1

    4ef0a35436125d6821831ef36c28ffaf196cda15

    SHA256

    6720349e7d82ee0a8e73920d3c2b7cb2912d9fcf2edb6fd98f2f12820158b0bf

    SHA512

    5ba01ba421b50030e380ae6bbcd2f681f2a91947fe7fedb3c8e6b5f24dce9517abf57b1cf26cc6078d4bb53bde6fcfb2561591337c841f8f2cb121a3d71661b9

  • C:\Users\Admin\AppData\Local\Temp\Tar6129.tmp

    Filesize

    163KB

    MD5

    9441737383d21192400eca82fda910ec

    SHA1

    725e0d606a4fc9ba44aa8ffde65bed15e65367e4

    SHA256

    bc3a6e84e41faeb57e7c21aa3b60c2a64777107009727c5b7c0ed8fe658909e5

    SHA512

    7608dd653a66cd364392a78d4711b48d1707768d36996e4d38871c6843b5714e1d7da4b4cc6db969e6000cfa182bcb74216ef6823d1063f036fc5c3413fb8dcf

  • memory/1964-0-0x0000000001290000-0x000000000129C000-memory.dmp

    Filesize

    48KB

  • memory/1964-1-0x0000000073FC0000-0x00000000746AE000-memory.dmp

    Filesize

    6.9MB

  • memory/1964-2-0x00000000011C0000-0x0000000001200000-memory.dmp

    Filesize

    256KB

  • memory/1964-3-0x0000000073FC0000-0x00000000746AE000-memory.dmp

    Filesize

    6.9MB