Analysis

  • max time kernel
    45s
  • max time network
    50s
  • platform
    windows7_x64
  • resource
    win7-20220901-en
  • resource tags

    arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
  • submitted
    25-11-2022 03:52

General

  • Target

    2328d4d765d5bfd2e2464cbb1e71eac8c111a51755fa78e36f53579a38607f86.exe

  • Size

    4.2MB

  • MD5

    725b9b2995a30fbf9f197d7ce2e62245

  • SHA1

    d0e2f9eeaffaef48d5920659db3c6a5f57d7de57

  • SHA256

    2328d4d765d5bfd2e2464cbb1e71eac8c111a51755fa78e36f53579a38607f86

  • SHA512

    dcdb78e04f89d4890cd2cd9adff95f3b05c0f072928bcd75ac63f5282df8e837b066372d7ae96483a1b44461be90da850c8a84bc27da682028d8da2ffb497923

  • SSDEEP

    98304:aPHy4dVem3IU8PXn7bdlqTvUSN+WtuvxFsPEtR:Inr3NrtuJXt

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\2328d4d765d5bfd2e2464cbb1e71eac8c111a51755fa78e36f53579a38607f86.exe
    "C:\Users\Admin\AppData\Local\Temp\2328d4d765d5bfd2e2464cbb1e71eac8c111a51755fa78e36f53579a38607f86.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:1464
    • C:\Windows\SysWOW64\regsvr32.exe
      regsvr32.exe /s "C:\Program Files (x86)\PriceLess\31z9mYDInFPWlH.x64.dll"
      2⤵
      • Loads dropped DLL
      • Suspicious use of WriteProcessMemory
      PID:1152
      • C:\Windows\system32\regsvr32.exe
        /s "C:\Program Files (x86)\PriceLess\31z9mYDInFPWlH.x64.dll"
        3⤵
        • Registers COM server for autorun
        • Loads dropped DLL
        • Installs/modifies Browser Helper Object
        • Modifies Internet Explorer settings
        • Modifies registry class
        PID:524

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Program Files (x86)\PriceLess\31z9mYDInFPWlH.dat
    Filesize

    3KB

    MD5

    f7a9780d23c330eb34f65436d48c92c2

    SHA1

    95960a88d88c681f3e731e43323ac7a07c63ee95

    SHA256

    0c8a85a08e902d5f41c15da03de38971f68ee9d762a0257866e23d33051f2237

    SHA512

    49e559560a88167a7178a92a631b46b5fd683ae6ac9c1af07349e4b8c0e9749581e9731606d9b44a8324ca8b2080da7f7a3303cf42abd04c7dbe0260b5e47613

  • C:\Program Files (x86)\PriceLess\31z9mYDInFPWlH.tlb
    Filesize

    3KB

    MD5

    dad7dc8242a2925ade239718a506374e

    SHA1

    08d7aba181e62216e2976c15a9107b760e0ef3ab

    SHA256

    7dd64eeefd4900b4ef39b47ef2cbe5cf6f7e184ca74dedb351c749c60d39981b

    SHA512

    71dd707836f3415c8b36cc485a879f82d3d5bd0cae95b891eb8cc3fcb3a3ada8f3fa53b68a06a866bca111b8c72d75bcefc118c9785fa20178cf13c4e57ac8ea

  • C:\Program Files (x86)\PriceLess\31z9mYDInFPWlH.x64.dll
    Filesize

    875KB

    MD5

    0c3a0b1a34377f22a3a16b868c74205c

    SHA1

    d24dd7c000de9f860b66a66539ea145feb8d94cc

    SHA256

    4744114a0e7734acac9ec0e7c91da4074811f5b71349d235491da22a3f6293fc

    SHA512

    0785ea18a70c03858026fe056c630a83231db8941407766cca99ab8414868943e6994964a15aa7ec8d13a72daafa016e0d2ca638b43e6e21cf077fc8f96bbc61

  • \Program Files (x86)\PriceLess\31z9mYDInFPWlH.dll
    Filesize

    740KB

    MD5

    f37095c241e62cc8b66a00a187fd1155

    SHA1

    82a9120f26b4e76df5fe123a5176d28aa898b23c

    SHA256

    0810e4c7b6fb4ad3f7a3abee5bf321f720515e6c3e605c9348bc51e741906874

    SHA512

    eab1bdf2b0f79af777ce967d02789cf3fc39a09fafa43ff230a650bc42e871538e98953479a2849249d765037dc92175069335d8010da4fc1286f48a088b8b9b

  • \Program Files (x86)\PriceLess\31z9mYDInFPWlH.x64.dll
    Filesize

    875KB

    MD5

    0c3a0b1a34377f22a3a16b868c74205c

    SHA1

    d24dd7c000de9f860b66a66539ea145feb8d94cc

    SHA256

    4744114a0e7734acac9ec0e7c91da4074811f5b71349d235491da22a3f6293fc

    SHA512

    0785ea18a70c03858026fe056c630a83231db8941407766cca99ab8414868943e6994964a15aa7ec8d13a72daafa016e0d2ca638b43e6e21cf077fc8f96bbc61

  • \Program Files (x86)\PriceLess\31z9mYDInFPWlH.x64.dll
    Filesize

    875KB

    MD5

    0c3a0b1a34377f22a3a16b868c74205c

    SHA1

    d24dd7c000de9f860b66a66539ea145feb8d94cc

    SHA256

    4744114a0e7734acac9ec0e7c91da4074811f5b71349d235491da22a3f6293fc

    SHA512

    0785ea18a70c03858026fe056c630a83231db8941407766cca99ab8414868943e6994964a15aa7ec8d13a72daafa016e0d2ca638b43e6e21cf077fc8f96bbc61

  • memory/524-66-0x000007FEFB9E1000-0x000007FEFB9E3000-memory.dmp
    Filesize

    8KB

  • memory/524-65-0x0000000000000000-mapping.dmp
  • memory/1152-61-0x0000000000000000-mapping.dmp
  • memory/1464-54-0x00000000758B1000-0x00000000758B3000-memory.dmp
    Filesize

    8KB

  • memory/1464-55-0x0000000002A60000-0x0000000002B2B000-memory.dmp
    Filesize

    812KB