Analysis

  • max time kernel
    122s
  • max time network
    125s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    13/01/2024, 15:57

General

  • Target

    59204a85277f26da6f842f68f7e6880a.exe

  • Size

    821KB

  • MD5

    59204a85277f26da6f842f68f7e6880a

  • SHA1

    158a43af132f076b5887c16ed710d35d3cff2d4d

  • SHA256

    7df6f6b40a645e029d3b3b9cdabcd84768d943eabfbc18e620ab7773dc420d07

  • SHA512

    1795de6eecf73fffe132dc8aad8015014ad0444a3dddc01e4f79981d56631e0c9f9370a9ee7ef96cbb31a8a2b0e48546f134b863d341e2c668eaef17ea4c1b96

  • SSDEEP

    24576:epMoc0xRsno7nM+8MYMennhEnt3HiJ+cjukL2CDYO:IMoc0xKnojrzYrnnhEntRcakLz0O

Score
7/10
upx

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • UPX packed file 4 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Legitimate hosting services abused for malware hosting/C2 1 TTPs
  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Modifies system certificate store 2 TTPs 4 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of UnmapMainImage 2 IoCs
  • Suspicious use of WriteProcessMemory 16 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\59204a85277f26da6f842f68f7e6880a.exe
    "C:\Users\Admin\AppData\Local\Temp\59204a85277f26da6f842f68f7e6880a.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:2028
    • C:\Users\Admin\AppData\Local\Temp\59204a85277f26da6f842f68f7e6880a.exe
      C:\Users\Admin\AppData\Local\Temp\59204a85277f26da6f842f68f7e6880a.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious use of UnmapMainImage
      • Suspicious use of WriteProcessMemory
      PID:2920
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks.exe /CREATE /RL HIGHEST /SC ONLOGON /TR "C:\Users\Admin\AppData\Local\Temp\59204a85277f26da6f842f68f7e6880a.exe" /TN x1iLRz9v069a /F
        3⤵
        • Creates scheduled task(s)
        PID:2776
      • C:\Windows\SysWOW64\cmd.exe
        cmd.exe /c schtasks.exe /Query /XML /TN x1iLRz9v069a > C:\Users\Admin\AppData\Local\Temp\HMrJwe.xml
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:2712
        • C:\Windows\SysWOW64\schtasks.exe
          schtasks.exe /Query /XML /TN x1iLRz9v069a
          4⤵
            PID:2664

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Local\Temp\59204a85277f26da6f842f68f7e6880a.exe

      Filesize

      821KB

      MD5

      c611c788107418e3888d3429be57632c

      SHA1

      e870c0d91508c81fa4289b42b2e07d8d6365bf51

      SHA256

      33fa0609de4bb5c4cc73fc0125c73fbf40cfce780e1873e34dd2221401f04cf3

      SHA512

      bdba053de571ecac5a2469388407bf482936f33b979fedde0880f9853ac197f03ffcb1b60ed9ea13e7caddc83ce97fc365315e7f86a4e24bb895f85ed662bb66

    • C:\Users\Admin\AppData\Local\Temp\HMrJwe.xml

      Filesize

      1KB

      MD5

      c90895c4db66596b7cb1b91c012ec2a4

      SHA1

      e95275a1bcfbbe882795cb3ae6beae94464195ad

      SHA256

      58c035fcab02d2e5e63f0396d34ea95cd45d93c2bebdf14fd0b8de331a2dcbf0

      SHA512

      bfab7cbf7c8b6124cc42429b63f9a86d96b58a5ea4e12ad2ed8460359860e14e8829c3b18a2c9b08456a675acf4ec55472e181710e41818f82aa81ca85d5930a

    • \Users\Admin\AppData\Local\Temp\59204a85277f26da6f842f68f7e6880a.exe

      Filesize

      458KB

      MD5

      959a939f7ec69e97955e9c88c270ed14

      SHA1

      62608041b47578dacb12d14444fb730782d74d77

      SHA256

      97e47f685bd89c77e594c872c15376a0b17c11f2ba7e60f66466aeb7d50c4354

      SHA512

      0e8172148f77773d20e9d2c3a1b8c9c6cf8d6ebdeb1fac73b2efe59b38b55566a64cea7c783ae76bfe996d3ee843ef22674446f4cb6b8c8d3f4347fb6d114c09

    • memory/2028-17-0x0000000022F00000-0x000000002315C000-memory.dmp

      Filesize

      2.4MB

    • memory/2028-2-0x0000000000350000-0x00000000003CE000-memory.dmp

      Filesize

      504KB

    • memory/2028-16-0x0000000000400000-0x000000000046B000-memory.dmp

      Filesize

      428KB

    • memory/2028-0-0x0000000000400000-0x000000000065C000-memory.dmp

      Filesize

      2.4MB

    • memory/2028-1-0x0000000000400000-0x000000000046B000-memory.dmp

      Filesize

      428KB

    • memory/2920-18-0x0000000000400000-0x000000000065C000-memory.dmp

      Filesize

      2.4MB

    • memory/2920-20-0x00000000002B0000-0x000000000032E000-memory.dmp

      Filesize

      504KB

    • memory/2920-26-0x0000000000400000-0x000000000045B000-memory.dmp

      Filesize

      364KB

    • memory/2920-31-0x00000000001C0000-0x000000000022B000-memory.dmp

      Filesize

      428KB

    • memory/2920-54-0x0000000000400000-0x000000000065C000-memory.dmp

      Filesize

      2.4MB