Analysis

  • max time kernel
    25s
  • max time network
    46s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    24/11/2022, 10:43

General

  • Target

    53a80461ddcd9b6c885cbd63f6deb867815c60a189e6754891e4f13f71feeb6f.exe

  • Size

    4.2MB

  • MD5

    de9eadc49d5be342ac805de6b24662df

  • SHA1

    9f5c0aaa3a7440ab04091cd49cd8a42a1ef65922

  • SHA256

    53a80461ddcd9b6c885cbd63f6deb867815c60a189e6754891e4f13f71feeb6f

  • SHA512

    5a2fa3059df75a1e52b56af23ec5fbf4e0035e3749e4811eaa03da6f89f26506a67dde3b8b36ed1066bd79056b0d154e1dda6e0224eda19fe094eebe531baecc

  • SSDEEP

    98304:nHyu3FMNc0kSHaRxfyDII7YJ372FeZP5Hiyc+shFkevFrmyerz/rg0:nfH0ARxfyACyc+shFFMrz/rg

Malware Config

Signatures

  • Registers COM server for autorun 1 TTPs 4 IoCs
  • Loads dropped DLL 3 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Drops Chrome extension 3 IoCs
  • Installs/modifies Browser Helper Object 2 TTPs 8 IoCs

    BHOs are DLL modules which act as plugins for Internet Explorer.

  • Drops file in System32 directory 4 IoCs
  • Drops file in Program Files directory 8 IoCs
  • Modifies Internet Explorer settings 1 TTPs 8 IoCs
  • Modifies registry class 64 IoCs
  • Suspicious behavior: EnumeratesProcesses 10 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs
  • System policy modification 1 TTPs 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\53a80461ddcd9b6c885cbd63f6deb867815c60a189e6754891e4f13f71feeb6f.exe
    "C:\Users\Admin\AppData\Local\Temp\53a80461ddcd9b6c885cbd63f6deb867815c60a189e6754891e4f13f71feeb6f.exe"
    1⤵
    • Loads dropped DLL
    • Drops Chrome extension
    • Installs/modifies Browser Helper Object
    • Drops file in System32 directory
    • Drops file in Program Files directory
    • Modifies Internet Explorer settings
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    • System policy modification
    PID:2028
    • C:\Windows\SysWOW64\regsvr32.exe
      regsvr32.exe /s "C:\Program Files (x86)\PriceLess\fyCqbg76PNWhYY.x64.dll"
      2⤵
      • Loads dropped DLL
      • Suspicious use of WriteProcessMemory
      PID:1708
      • C:\Windows\system32\regsvr32.exe
        /s "C:\Program Files (x86)\PriceLess\fyCqbg76PNWhYY.x64.dll"
        3⤵
        • Registers COM server for autorun
        • Loads dropped DLL
        • Installs/modifies Browser Helper Object
        • Modifies Internet Explorer settings
        • Modifies registry class
        PID:952

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Program Files (x86)\PriceLess\fyCqbg76PNWhYY.dat

    Filesize

    3KB

    MD5

    0dde6ffa170966ea36d3670c6baa225d

    SHA1

    ba15b73b107255126c101ac3e9b7d1cb16d072f2

    SHA256

    33f71edb11f35934b83e3aa9b0d099bc670101e819a1c67cba59f2a0190fe061

    SHA512

    2dbcc97b1735ee20ae03df5d39bb2b35cf39548a772f48de2d082f3cff45a6ecefa1a17448c114ffe3573c74937fb231c2460f3a22dbc4e851f2f842c4ee90bf

  • C:\Program Files (x86)\PriceLess\fyCqbg76PNWhYY.tlb

    Filesize

    3KB

    MD5

    0d2aeb4f00b6579ca162c9a79f104dba

    SHA1

    fbc3019106417014ba01e5703e2729496feb6c39

    SHA256

    4cbe20901caaa5ec47de0c8e5d5333d219bbc51dadf3ad02083b21a2350fd283

    SHA512

    083c3b7ec8a01d78880349c2de635e70bc45db1523c6e9962f4d687bd15705b28a4001afd48e7be60e34ab7c2a8bf62ff1b91404c38202cfb51fd7df449e124e

  • C:\Program Files (x86)\PriceLess\fyCqbg76PNWhYY.x64.dll

    Filesize

    874KB

    MD5

    1dc66c50cea34da91b5e917e0157ff0d

    SHA1

    c7ddb2f9d46f1836d7368434db0131619f5e7c08

    SHA256

    19627221bde386227801b307cb903837ce957f1aa6194ec8bfc7b180434f41d0

    SHA512

    48e4c5a2603ba68aaa87d03fc1fbd5c9c672c3e3b9c50178a8f00e6296ae8d14ee6bf043c6bdca49f728f1ebda156007902af628af0a41760de22c8204453fef

  • \Program Files (x86)\PriceLess\fyCqbg76PNWhYY.dll

    Filesize

    744KB

    MD5

    211ab5ec38ee0ed680e1b90b37916d5b

    SHA1

    5a8f6d8b08d6ebffd28608766fe73660fe00a781

    SHA256

    c5de64a026df3c1275ea3e50b3565b8cfc4d17b09eb958a23bcc29557589b409

    SHA512

    451ee835b2caed20a57529059a9e434b8e9139c45a579cc3d6693c1af5b516d3580abcd94370e916ff9a11e5cb859cee4a1dbbab943909d2a77fbc68a200a125

  • \Program Files (x86)\PriceLess\fyCqbg76PNWhYY.x64.dll

    Filesize

    874KB

    MD5

    1dc66c50cea34da91b5e917e0157ff0d

    SHA1

    c7ddb2f9d46f1836d7368434db0131619f5e7c08

    SHA256

    19627221bde386227801b307cb903837ce957f1aa6194ec8bfc7b180434f41d0

    SHA512

    48e4c5a2603ba68aaa87d03fc1fbd5c9c672c3e3b9c50178a8f00e6296ae8d14ee6bf043c6bdca49f728f1ebda156007902af628af0a41760de22c8204453fef

  • \Program Files (x86)\PriceLess\fyCqbg76PNWhYY.x64.dll

    Filesize

    874KB

    MD5

    1dc66c50cea34da91b5e917e0157ff0d

    SHA1

    c7ddb2f9d46f1836d7368434db0131619f5e7c08

    SHA256

    19627221bde386227801b307cb903837ce957f1aa6194ec8bfc7b180434f41d0

    SHA512

    48e4c5a2603ba68aaa87d03fc1fbd5c9c672c3e3b9c50178a8f00e6296ae8d14ee6bf043c6bdca49f728f1ebda156007902af628af0a41760de22c8204453fef

  • memory/952-66-0x000007FEFC421000-0x000007FEFC423000-memory.dmp

    Filesize

    8KB

  • memory/2028-54-0x00000000762F1000-0x00000000762F3000-memory.dmp

    Filesize

    8KB

  • memory/2028-55-0x00000000029D0000-0x0000000002A9B000-memory.dmp

    Filesize

    812KB