Analysis

  • max time kernel
    121s
  • max time network
    127s
  • platform
    windows7_x64
  • resource
    win7-20240611-en
  • resource tags

    arch:x64arch:x86image:win7-20240611-enlocale:en-usos:windows7-x64system
  • submitted
    30-06-2024 19:01

General

  • Target

    1581f024f05cc7e3abecef510aa13a9e13d9f6703eda9ef40d2241dcf749a9f3.exe

  • Size

    80KB

  • MD5

    ef26e169018e94c57444e6634973bb09

  • SHA1

    48c21d0822b6d1f407146b83c17f6bc676ab2a24

  • SHA256

    1581f024f05cc7e3abecef510aa13a9e13d9f6703eda9ef40d2241dcf749a9f3

  • SHA512

    e58af650caa22c2066a5a8c4d427967c4fe8361558412642c0cc8da2c38ce6cdde0066ceaefae740b3877530b29830dc4d3dbf63a34afdf93655a3bf5e45c938

  • SSDEEP

    1536:t3x85+Ks2KapmaE4dbfhc4dv92eZVMTtbmDfSIcOmXU9Nuuc1:th85+KsMpfd1ddMTtqSJXU9wuc1

Malware Config

Signatures

  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 2 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

  • Adds Run key to start application 2 TTPs 2 IoCs
  • Drops file in Windows directory 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\1581f024f05cc7e3abecef510aa13a9e13d9f6703eda9ef40d2241dcf749a9f3.exe
    "C:\Users\Admin\AppData\Local\Temp\1581f024f05cc7e3abecef510aa13a9e13d9f6703eda9ef40d2241dcf749a9f3.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • Drops file in Windows directory
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2232
    • C:\Users\Admin\AppData\Local\Temp\28dnIz2nKxIa2FN.exe
      C:\Users\Admin\AppData\Local\Temp\28dnIz2nKxIa2FN.exe
      2⤵
      • Executes dropped EXE
      PID:1200
    • C:\Windows\svhost.exe
      "C:\Windows\svhost.exe"
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Drops file in Windows directory
      • Suspicious use of AdjustPrivilegeToken
      PID:2844

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\28dnIz2nKxIa2FN.exe

    Filesize

    80KB

    MD5

    6b1c828444c8e04713d322238bcdd8ec

    SHA1

    db264e6c27089520720bb79ca96dfd6c246fc6cc

    SHA256

    28836f97ac1607165db363a5a0721a3a819a91ded9f40a2aa6a17944130f7809

    SHA512

    b4a9df5c003020455ad1507eb53bbfd3c5818f98186692982d7c3dc0ccf47c9000d61c55e2e8e237b1bbbc3c28bd91a9370f66c6f4c37950a1e84b6d2c2d8f8a

  • C:\Users\Admin\AppData\Local\Temp\28dnIz2nKxIa2FN.exe

    Filesize

    64KB

    MD5

    e97c622b03fb2a2598bf019fbbe29f2c

    SHA1

    32698bd1d3a0ff6cf441770d1b2b816285068d19

    SHA256

    5c1af46c7300e87a73dacf6cf41ce397e3f05df6bd9c7e227b4ac59f85769160

    SHA512

    db70c62fb35a8e5b005f13b57c1ebbf6c465f6ff0524422294c43e27fb4aa79379dc1e300ad11dc2354405c43b192ae06b91c0f525a1f2617e4d14673651a87d

  • C:\Users\Admin\AppData\Local\Temp\706461028\zmstage.exe

    Filesize

    5.4MB

    MD5

    556064bd1529697355c2f3b2bcb1dc2a

    SHA1

    448cce58ebc4b9674d74d6ad0218019b14ab9577

    SHA256

    d40ca74be05bf61d68f418d3960a4d71445f70b2206fc19e94051d28dbe96f42

    SHA512

    73825d0af0dc4d8d799bd09307655da5a31250ea50d41131a8b81028c4768bf40e63905e7c628b5c57177dee4646f6dbdf1a5fc80df2648c6c9fe896a91696a3

  • C:\Windows\svhost.exe

    Filesize

    16KB

    MD5

    76fd02b48297edb28940bdfa3fa1c48a

    SHA1

    bf5cae1057a0aca8bf3aab8b121fe77ebb0788ce

    SHA256

    07abd35f09b954eba7011ce18b225017c50168e039732680df58ae703324825c

    SHA512

    28c7bf4785547f6df9d678699a55cfb24c429a2bac5375733ff2f760c92933190517d8acd740bdf69c3ecc799635279af5d7ebd848c5b471318d1f330c441ff0