Analysis

  • max time kernel
    29s
  • max time network
    34s
  • platform
    windows7_x64
  • resource
    win7-20230220-en
  • resource tags

    arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
  • submitted
    22-02-2023 13:53

General

  • Target

    tmp.exe

  • Size

    4.4MB

  • MD5

    15ae1218c1c773497a6a5e6db8d11922

  • SHA1

    8596dbd6e5e7dfdfbacd04051d192dd597d72b67

  • SHA256

    14711577406a5d442440b680200c3e2837cdbefe8416f0b50a98849d602b04cf

  • SHA512

    57c417052ace7f7e1b4c60da0549e733e6e1bcc35c3c952a0595501248ef25a801e71148d55334aeb38c57a9ecb851476f7c34fab86ee00d319e95ac79f4c45b

  • SSDEEP

    49152:yb9BphIVBmo8cBBThHHCrmYVzZLbdIo0MaN5EyKktGH5R7of01N:ipCmo/CrmyVYEqGZR7n

Score
7/10

Malware Config

Signatures

  • Reads user/profile data of web browsers 2 TTPs

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

  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • Modifies system certificate store 2 TTPs 6 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 18 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\tmp.exe
    "C:\Users\Admin\AppData\Local\Temp\tmp.exe"
    1⤵
    • Modifies system certificate store
    • Suspicious use of WriteProcessMemory
    PID:2040
    • C:\Windows\System32\Wbem\wmic.exe
      wmic os get Caption
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:920
    • C:\Windows\system32\cmd.exe
      cmd /C "wmic path win32_VideoController get name"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:620
      • C:\Windows\System32\Wbem\WMIC.exe
        wmic path win32_VideoController get name
        3⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:436
    • C:\Windows\system32\cmd.exe
      cmd /C "wmic cpu get name"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1908
      • C:\Windows\System32\Wbem\WMIC.exe
        wmic cpu get name
        3⤵
          PID:976
      • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        powershell "" "start-process C:\Users\Admin\AppData\Local\Temp\KWTi2boScE.exe"
        2⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:1088

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

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

      342B

      MD5

      99539c2c3ead3f9c637c1595b29f0664

      SHA1

      cec9d98ed5dfeff30da2512c09247aacee2f7d40

      SHA256

      2c7cc6a9dc8492163b7dca06cd43decd67cb16580976a0b691575bdc03936523

      SHA512

      bc34b256a50e7c2f6cf0ed980098da0cd610e81cfde48ac7bdc8be75944827f9d33cf49170d532f475f6a1babd136cedd651ed92ecc05a826892aa1142dc35a9

    • C:\Users\Admin\AppData\Local\Temp\Cab2ED1.tmp
      Filesize

      61KB

      MD5

      fc4666cbca561e864e7fdf883a9e6661

      SHA1

      2f8d6094c7a34bf12ea0bbf0d51ee9c5bb7939a5

      SHA256

      10f3deb6c452d749a7451b5d065f4c0449737e5ee8a44f4d15844b503141e65b

      SHA512

      c71f54b571e01f247f072be4bbebdf5d8410b67eb79a61e7e0d9853fe857ab9bd12f53e6af3394b935560178107291fc4be351b27deb388eba90ba949633d57d

    • C:\Users\Admin\AppData\Local\Temp\KWTi2boScE.exe
      Filesize

      12KB

      MD5

      597cbc462ea782b631a0da0a6b8f8fdc

      SHA1

      04c019d8eed8a80ef7986daa8eec1578a5429669

      SHA256

      04cc95a7700f5ef03bdd0e94e6630e113dba2d16688f02e35f1a6c83ca2f43b3

      SHA512

      87d772c92e1c9fc5aac5fe175d6235e793c4d25eca18ae2228c1ac824c551d12b529311bc7cad0f3f46f1d00bfc83a5687c3e8328d2af6a95f9e98cb6578db1d

    • C:\Users\Admin\AppData\Local\Temp\Tar2FEC.tmp
      Filesize

      161KB

      MD5

      73b4b714b42fc9a6aaefd0ae59adb009

      SHA1

      efdaffd5b0ad21913d22001d91bf6c19ecb4ac41

      SHA256

      c0cf8cc04c34b5b80a2d86ad0eafb2dd71436f070c86b0321fba0201879625fd

      SHA512

      73af3c51b15f89237552b1718bef21fd80788fa416bab2cb2e7fb3a60d56249a716eda0d2dd68ab643752272640e7eaaaf57ce64bcb38373ddc3d035fb8d57cd

    • C:\Users\Admin\AppData\Local\Temp\TeMaPEZQleQYhYzRyWJjPjzpfRFEgmot
      Filesize

      71KB

      MD5

      2beb695add0546f6a18496aae58b2558

      SHA1

      1fd818202a94825c56ad7a7793bea87c6f02960e

      SHA256

      132cb7037ada7d8563c5b8cf64796ed22b0fbc1ccefbbbf5faa3c18545b289ed

      SHA512

      e80fa42ab27afa16e0f6f72639077be7da3e73f7c7b4cecbe0d24637ee76334de77a2b61e7c3afab4e3750e53a93baa68d3cdb9c1eb55fb9a5d580cff94f21f2

    • memory/1088-151-0x000000001B2B0000-0x000000001B592000-memory.dmp
      Filesize

      2.9MB

    • memory/1088-153-0x0000000002950000-0x00000000029D0000-memory.dmp
      Filesize

      512KB

    • memory/1088-152-0x00000000022E0000-0x00000000022E8000-memory.dmp
      Filesize

      32KB

    • memory/1088-154-0x0000000002950000-0x00000000029D0000-memory.dmp
      Filesize

      512KB

    • memory/1088-155-0x0000000002950000-0x00000000029D0000-memory.dmp
      Filesize

      512KB

    • memory/1088-157-0x000000000295B000-0x0000000002992000-memory.dmp
      Filesize

      220KB