Analysis

  • max time kernel
    39s
  • max time network
    136s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    25-11-2022 07:22

General

  • Target

    9bca20ed6aabc4350e10a3a1e65589da32b02b714838526dd7164087914e4b5d.exe

  • Size

    3.8MB

  • MD5

    4e486f1afaf63d5f279e5731aa77b4a9

  • SHA1

    474d40c86d5b2e44cd2912b7036d2bd5c42507c8

  • SHA256

    9bca20ed6aabc4350e10a3a1e65589da32b02b714838526dd7164087914e4b5d

  • SHA512

    320576a87378799d5e402389d46e1d713f968f2577e45c641a0c583029d14335a0c1d41ad0c32f246da37e6eedac968b548c7e29419092667780b3c91baea481

  • SSDEEP

    49152:LbDT9L0VgzO48o36KnWzkrGbJydHdfkgdU+g7N7wF/hrCErleWuNzEpjuG:vf1rODNnpbJqdcgdU+gFmBCErlZu

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 8 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\9bca20ed6aabc4350e10a3a1e65589da32b02b714838526dd7164087914e4b5d.exe
    "C:\Users\Admin\AppData\Local\Temp\9bca20ed6aabc4350e10a3a1e65589da32b02b714838526dd7164087914e4b5d.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:316
    • C:\Windows\SysWOW64\regsvr32.exe
      regsvr32.exe /s "C:\Program Files (x86)\PriceLeess\320XPW7GuZydtx.x64.dll"
      2⤵
      • Loads dropped DLL
      • Suspicious use of WriteProcessMemory
      PID:1136
      • C:\Windows\system32\regsvr32.exe
        /s "C:\Program Files (x86)\PriceLeess\320XPW7GuZydtx.x64.dll"
        3⤵
        • Registers COM server for autorun
        • Loads dropped DLL
        • Installs/modifies Browser Helper Object
        • Modifies Internet Explorer settings
        • Modifies registry class
        PID:340

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Program Files (x86)\PriceLeess\320XPW7GuZydtx.dat
    Filesize

    4KB

    MD5

    7693bca53366d016b4c9b4abd6ee482c

    SHA1

    a4363911ed1814ce296d3c198a87e137ae5d3c49

    SHA256

    5bfe974bbedfdd7ec9e4e000686740167879c935016bdeb2208e490c587c070f

    SHA512

    3a848c15f76a5227d68ded149e157ba40911e2fa60ff7f2cf69c793b90c886e06be5469579e4eb1cf52985ef164a1755a45491af9825f1325b73f4155d5efe0e

  • C:\Program Files (x86)\PriceLeess\320XPW7GuZydtx.tlb
    Filesize

    3KB

    MD5

    9118531242e7d086042b37efdce9b101

    SHA1

    ecc5947911756c031900a0f75ae15a8d627321dc

    SHA256

    a9510cbaa4561de318f727888576e387537db2848a95477a3940556752dfb306

    SHA512

    e4bf0104ba69741baf752535f92d5e763f7df099a7da8be7eb8e9307a0bd08eb8625ae991d8cfa21a6ac9e10e4f55b00d70b8220b4fad94761e79e4c69ac2f6c

  • C:\Program Files (x86)\PriceLeess\320XPW7GuZydtx.x64.dll
    Filesize

    693KB

    MD5

    5998913e8943a7b684210fe19bad1e0e

    SHA1

    5c745d6faf13ffbc271fd661e5f18365fb6bac46

    SHA256

    11ef4753bd4abdf9ec650a637fecd8a549b5c08b6742554f228e222a76a1a1f6

    SHA512

    a0dc8441fe7c6aee3b43529ca5b0a7f77aad95dd58c6a7ebd47f3e9233e106ae321e5f77ae2675483e3f86f61e8ac2dc8750e2618265ae19575bc17cbd61aeef

  • \Program Files (x86)\PriceLeess\320XPW7GuZydtx.dll
    Filesize

    615KB

    MD5

    7bcbc1267b58f0b7147373180de1f7f0

    SHA1

    683da53d33a2889f3cbab02e1678528490f10916

    SHA256

    c8ea6a0b4bddd26d19c10d32ee92cacfa87ec68d4412ae2d15ee4e7038f1b666

    SHA512

    1594cec496a4068eb3a417f4643837412cbd9fbc4349517d8705449dace091db2d89b8496ffe20651fcc6b0d77e94211924ebddc764d910ef0cb86e72a715a67

  • \Program Files (x86)\PriceLeess\320XPW7GuZydtx.x64.dll
    Filesize

    693KB

    MD5

    5998913e8943a7b684210fe19bad1e0e

    SHA1

    5c745d6faf13ffbc271fd661e5f18365fb6bac46

    SHA256

    11ef4753bd4abdf9ec650a637fecd8a549b5c08b6742554f228e222a76a1a1f6

    SHA512

    a0dc8441fe7c6aee3b43529ca5b0a7f77aad95dd58c6a7ebd47f3e9233e106ae321e5f77ae2675483e3f86f61e8ac2dc8750e2618265ae19575bc17cbd61aeef

  • \Program Files (x86)\PriceLeess\320XPW7GuZydtx.x64.dll
    Filesize

    693KB

    MD5

    5998913e8943a7b684210fe19bad1e0e

    SHA1

    5c745d6faf13ffbc271fd661e5f18365fb6bac46

    SHA256

    11ef4753bd4abdf9ec650a637fecd8a549b5c08b6742554f228e222a76a1a1f6

    SHA512

    a0dc8441fe7c6aee3b43529ca5b0a7f77aad95dd58c6a7ebd47f3e9233e106ae321e5f77ae2675483e3f86f61e8ac2dc8750e2618265ae19575bc17cbd61aeef

  • memory/316-54-0x0000000075891000-0x0000000075893000-memory.dmp
    Filesize

    8KB

  • memory/316-55-0x00000000027A0000-0x0000000002844000-memory.dmp
    Filesize

    656KB

  • memory/340-65-0x0000000000000000-mapping.dmp
  • memory/340-66-0x000007FEFB771000-0x000007FEFB773000-memory.dmp
    Filesize

    8KB

  • memory/1136-61-0x0000000000000000-mapping.dmp