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Overview

overview

8

Static

static

1

Cab2B36.cab

windows7-x64

1

Cab2B36.cab

windows10-2004-x64

1

authroot.stl

windows7-x64

8

authroot.stl

windows10-2004-x64

3

Analysis

  • max time kernel
    50s
  • max time network
    54s
  • platform
    windows7_x64
  • resource
    win7-20230220-en
  • resource tags

    arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
  • submitted
    14/06/2023, 14:42

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General

  • Target

    authroot.stl

  • Size

    161KB

  • MD5

    73b4b714b42fc9a6aaefd0ae59adb009

  • SHA1

    efdaffd5b0ad21913d22001d91bf6c19ecb4ac41

  • SHA256

    c0cf8cc04c34b5b80a2d86ad0eafb2dd71436f070c86b0321fba0201879625fd

  • SHA512

    73af3c51b15f89237552b1718bef21fd80788fa416bab2cb2e7fb3a60d56249a716eda0d2dd68ab643752272640e7eaaaf57ce64bcb38373ddc3d035fb8d57cd

  • SSDEEP

    1536:glJXlCUsGRvk/99SFrdW5ib1NWdm1wpzru2RfEyjYZjCQavSmt6t9:glJXqGRI0Sdm0zru2RUjCjvyz

Score
8/10

Malware Config

Signatures

  • Blocklisted process makes network request 1 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    C:\Windows\system32\rundll32.exe cryptext.dll,CryptExtOpenCTL C:\Users\Admin\AppData\Local\Temp\authroot.stl
    1⤵
    • Blocklisted process makes network request
    • Suspicious behavior: GetForegroundWindowSpam
    PID:1588

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

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

    62KB

    MD5

    3ac860860707baaf32469fa7cc7c0192

    SHA1

    c33c2acdaba0e6fa41fd2f00f186804722477639

    SHA256

    d015145d551ecd14916270efad773bbc9fd57fad2228d2c24559f696c961d904

    SHA512

    d62ad2408c969a95550fb87efda50f988770ba5e39972041bf85924275baf156b8bec309ecc6409e5acdd37ec175dea40eff921ab58933b5b5b5d35a6147567c

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  • C:\Users\Admin\AppData\Local\Temp\Tar5874.tmp
    Filesize

    164KB

    MD5

    4ff65ad929cd9a367680e0e5b1c08166

    SHA1

    c0af0d4396bd1f15c45f39d3b849ba444233b3a2

    SHA256

    c8733c93cc5aaf5ca206d06af22ee8dbdec764fb5085019a6a9181feb9dfdee6

    SHA512

    f530dc0d024a5a3b8903ffaaa41b608a5ccdd6da4ba1949f2c2e55a9fca475fec5c8d2119b5763cabe7ef1c3788fb9dcac621869db51d65b1d83cfe404fb4c27

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