Analysis

  • max time kernel
    122s
  • max time network
    126s
  • platform
    windows7_x64
  • resource
    win7-20230712-en
  • resource tags

    arch:x64arch:x86image:win7-20230712-enlocale:en-usos:windows7-x64system
  • submitted
    10-08-2023 08:32

General

  • Target

    88d3db212ceae3e3fd22ad246bb9a6fb674845b6fb59ce789e132d2f6b00c1e7.exe

  • Size

    716KB

  • MD5

    cf45e274907f0e7617c65aff09dea3c9

  • SHA1

    5e9718ec8de99349d08ddbbcc1e037f284c7e0cb

  • SHA256

    88d3db212ceae3e3fd22ad246bb9a6fb674845b6fb59ce789e132d2f6b00c1e7

  • SHA512

    79a79c42c184098f75b70b8cc77a4ca3a14cab968c69524b1654d7b5c3942ebd68126b3320f9b371bec4ba3e149df872319db562e8bc21c4ac6c2f66029b16bf

  • SSDEEP

    12288:Ggu3SyqFkVKLj4Feawzv1ztGwmnjpSr5LCRmO7vuArkBKfoeY:GyL31tzYjcCRlqArkAf+

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 1 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).

  • Program crash 1 IoCs
  • Kills process with taskkill 1 IoCs
  • Modifies system certificate store 2 TTPs 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 35 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\88d3db212ceae3e3fd22ad246bb9a6fb674845b6fb59ce789e132d2f6b00c1e7.exe
    "C:\Users\Admin\AppData\Local\Temp\88d3db212ceae3e3fd22ad246bb9a6fb674845b6fb59ce789e132d2f6b00c1e7.exe"
    1⤵
    • Modifies system certificate store
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2320
    • C:\Windows\SysWOW64\cmd.exe
      cmd.exe /c taskkill /f /im chrome.exe
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2764
      • C:\Windows\SysWOW64\taskkill.exe
        taskkill /f /im chrome.exe
        3⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:1300
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2320 -s 1496
      2⤵
      • Program crash
      PID:2440

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

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

    Filesize

    344B

    MD5

    d10c6f045a45839016233bef1a5c9fcb

    SHA1

    00a513d7464adf3c9e2f88dc273677120293566f

    SHA256

    48036e209b8ffe19a65e7b7926f7c5fd7772bfe3a2c4ca5bdb8c0329899d6183

    SHA512

    15c2210b1eeeacd7ccfff5432170a5536d3496d83702336d59905ae6280158f70786c2c1a8a9f804d10f0e880862b91a4d96a2bf51971e947634aea1b20381b9

  • C:\Users\Admin\AppData\Local\Temp\Cab89AB.tmp

    Filesize

    62KB

    MD5

    3ac860860707baaf32469fa7cc7c0192

    SHA1

    c33c2acdaba0e6fa41fd2f00f186804722477639

    SHA256

    d015145d551ecd14916270efad773bbc9fd57fad2228d2c24559f696c961d904

    SHA512

    d62ad2408c969a95550fb87efda50f988770ba5e39972041bf85924275baf156b8bec309ecc6409e5acdd37ec175dea40eff921ab58933b5b5b5d35a6147567c

  • C:\Users\Admin\AppData\Local\Temp\Tar8AA8.tmp

    Filesize

    164KB

    MD5

    4ff65ad929cd9a367680e0e5b1c08166

    SHA1

    c0af0d4396bd1f15c45f39d3b849ba444233b3a2

    SHA256

    c8733c93cc5aaf5ca206d06af22ee8dbdec764fb5085019a6a9181feb9dfdee6

    SHA512

    f530dc0d024a5a3b8903ffaaa41b608a5ccdd6da4ba1949f2c2e55a9fca475fec5c8d2119b5763cabe7ef1c3788fb9dcac621869db51d65b1d83cfe404fb4c27

  • memory/2320-53-0x0000000000300000-0x0000000000374000-memory.dmp

    Filesize

    464KB

  • memory/2320-54-0x0000000000180000-0x00000000002F6000-memory.dmp

    Filesize

    1.5MB

  • memory/2320-135-0x0000000000300000-0x0000000000374000-memory.dmp

    Filesize

    464KB