Analysis

  • max time kernel
    120s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20230712-en
  • resource tags

    arch:x64arch:x86image:win7-20230712-enlocale:en-usos:windows7-x64system
  • submitted
    10-08-2023 08:34

General

  • Target

    8e1583365db274efce4b128f48402afff97bbdca14340b2e41a26ec22bf26ad7.exe

  • Size

    600KB

  • MD5

    adf3f9eb71d9777153e35549006dd8f3

  • SHA1

    3fa3b8175e764fdd3fee4bd447e8f7c840154e65

  • SHA256

    8e1583365db274efce4b128f48402afff97bbdca14340b2e41a26ec22bf26ad7

  • SHA512

    4586569432ed579e23963423918f48500cca852cae3f1edf91e4f4ced0d23a86176f771299d426e5f04f09649a43546534c01169b3136bef3306f820198d7e30

  • SSDEEP

    12288:xnYfLNWN/O20iI4l8TsJYujO3JQ7OLWs5v2j9aaWUTy:xnYzNW4JCawOyCsjP

Malware Config

Extracted

Family

socelars

C2

http://www.iyiqian.com/

http://www.xxhufdc.top/

http://www.uefhkice.xyz/

http://www.wygexde.xyz/

Signatures

  • Socelars

    Socelars is an infostealer targeting browser cookies and credit card credentials.

  • Socelars payload 3 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

  • Legitimate hosting services abused for malware hosting/C2 1 TTPs
  • Looks up geolocation information via web service

    Uses a legitimate geolocation service to find the infected system's geolocation info.

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Kills process with taskkill 1 IoCs
  • Modifies system certificate store 2 TTPs 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 35 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\8e1583365db274efce4b128f48402afff97bbdca14340b2e41a26ec22bf26ad7.exe
    "C:\Users\Admin\AppData\Local\Temp\8e1583365db274efce4b128f48402afff97bbdca14340b2e41a26ec22bf26ad7.exe"
    1⤵
    • Modifies system certificate store
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2896
    • C:\Windows\SysWOW64\cmd.exe
      cmd.exe /c taskkill /f /im chrome.exe
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1104
      • C:\Windows\SysWOW64\taskkill.exe
        taskkill /f /im chrome.exe
        3⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:1196

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

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

    Filesize

    344B

    MD5

    2703a51f9dfb4b8e2b716a29a9c6c88a

    SHA1

    a609b21c9121fe9318b96e7f5dc7ffcf2b5113ae

    SHA256

    d5b75c38067a69a0ded05e970e23f01d42ba53efe278bf21ec64096826471632

    SHA512

    3a42f1e59ea83ec821ec231dc162d2bc7c043dafec3886ac8b6c29c1564b035c1c045292326fe0c781ddd6420fc6961c8ba02e420f5843fadcf0a5033c5fa51f

  • C:\Users\Admin\AppData\Local\Temp\Cab8B9F.tmp

    Filesize

    62KB

    MD5

    3ac860860707baaf32469fa7cc7c0192

    SHA1

    c33c2acdaba0e6fa41fd2f00f186804722477639

    SHA256

    d015145d551ecd14916270efad773bbc9fd57fad2228d2c24559f696c961d904

    SHA512

    d62ad2408c969a95550fb87efda50f988770ba5e39972041bf85924275baf156b8bec309ecc6409e5acdd37ec175dea40eff921ab58933b5b5b5d35a6147567c

  • C:\Users\Admin\AppData\Local\Temp\Tar8C5D.tmp

    Filesize

    164KB

    MD5

    4ff65ad929cd9a367680e0e5b1c08166

    SHA1

    c0af0d4396bd1f15c45f39d3b849ba444233b3a2

    SHA256

    c8733c93cc5aaf5ca206d06af22ee8dbdec764fb5085019a6a9181feb9dfdee6

    SHA512

    f530dc0d024a5a3b8903ffaaa41b608a5ccdd6da4ba1949f2c2e55a9fca475fec5c8d2119b5763cabe7ef1c3788fb9dcac621869db51d65b1d83cfe404fb4c27

  • memory/2896-55-0x0000000000400000-0x0000000000581000-memory.dmp

    Filesize

    1.5MB

  • memory/2896-54-0x0000000000400000-0x0000000000581000-memory.dmp

    Filesize

    1.5MB

  • memory/2896-133-0x0000000000400000-0x0000000000581000-memory.dmp

    Filesize

    1.5MB

  • memory/2896-137-0x0000000000400000-0x0000000000581000-memory.dmp

    Filesize

    1.5MB