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Analysis

  • max time kernel
    142s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    26/03/2024, 14:33

General

  • Target

    df65b9b8d9edfa61ca70e67b44ae9a0a.exe

  • Size

    123KB

  • MD5

    df65b9b8d9edfa61ca70e67b44ae9a0a

  • SHA1

    6c546efaefd5d7127bd3f3c4f9668cf7613705f8

  • SHA256

    8f6fd90359eee516228f1527b317fe86b9b9f37e0fcfdb6092fad4a6333bc4cb

  • SHA512

    4160a87960a06b90584bacd7fd4c2adb2c24e79084654aada81d15798b476071796f6dd9409fec87be5f6fd68e7422c7b414ff82c011ebb4adb195606306e812

  • SSDEEP

    3072:OeSQ41MZrrOwzrq5Ss9eYfphfFQkUcot3EpeBWLLOoo:OVYrJrOSsRwcp2

Score
8/10
upx

Malware Config

Signatures

  • Manipulates Digital Signatures 1 TTPs 2 IoCs

    Attackers can apply techniques such as changing the registry keys of authenticode & Cryptography to obtain their binary as valid.

  • ACProtect 1.3x - 1.4x DLL software 1 IoCs

    Detects file using ACProtect software.

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 3 IoCs
  • UPX packed file 21 IoCs

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

  • Drops file in System32 directory 1 IoCs
  • Drops file in Program Files directory 13 IoCs
  • Drops file in Windows directory 6 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Modifies Internet Explorer settings 1 TTPs 3 IoCs
  • Modifies registry class 4 IoCs
  • Runs regedit.exe 1 IoCs
  • Suspicious use of SetWindowsHookEx 6 IoCs
  • Suspicious use of WriteProcessMemory 15 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\df65b9b8d9edfa61ca70e67b44ae9a0a.exe
    "C:\Users\Admin\AppData\Local\Temp\df65b9b8d9edfa61ca70e67b44ae9a0a.exe"
    1⤵
    • Drops file in Windows directory
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1252
    • C:\Windows\iaccess32.exe
      C:\Windows\iaccess32.exe
      2⤵
      • Manipulates Digital Signatures
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in System32 directory
      • Drops file in Program Files directory
      • Drops file in Windows directory
      • Modifies Internet Explorer settings
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2052
      • C:\Windows\SysWOW64\regedit.exe
        "C:\Windows\System32\regedit.exe" /s C:\Windows\tmlpcert2007
        3⤵
        • Manipulates Digital Signatures
        • Runs regedit.exe
        PID:2152
      • C:\Windows\SysWOW64\regsvr32.exe
        regsvr32.exe /s "C:\Windows\system32\egaccess4_1071.dll"
        3⤵
        • Loads dropped DLL
        • Modifies registry class
        PID:2900

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Program Files (x86)\Instant Access\Multi\20100628040651\dialerexe.ini

    Filesize

    587B

    MD5

    87755ab24d47cf667839055c91ae65dc

    SHA1

    784fc088d59df8801a709fd6fc5eff3cd135b2a9

    SHA256

    261a449f7f40975bf6ce37d4bec7f5a38268287103a7e4845cd2b6b58e7d1520

    SHA512

    d609d78c6fdf26510439a43af91d3852aea45b7ff04e15fae92d2704690f81411c30bdd79285f18eb3ff3c425aa05bb6c75820dd52277a351aa74d4191ca3b20

  • C:\Users\Public\Desktop\NOCREDITCARD.lnk

    Filesize

    2KB

    MD5

    71069300f985e24af408a1356eca7bdc

    SHA1

    18bd49cbc8396b5dcaddd2be8cf5fbe8fef75e67

    SHA256

    ff1570b40d6a4c735e0ef7be064e7124828d9a3da37c75f85e06286aece235bc

    SHA512

    ef1718716bf0a3d0a4a8ef483206dc5d8070e3579c99140a41871b91cd4686ccb85d44106a095741f9c8d448e6e5f03a19903315e234f98b7ca9ffaad39c1a63

  • C:\Windows\SysWOW64\egaccess4_1071.dll

    Filesize

    76KB

    MD5

    b83f652ffa76451ae438954f89c02f62

    SHA1

    b3ba0014dd16cee5f6d4cfe7e28b2d5de79dc6dd

    SHA256

    f601991aa00cbe7001197affc0e3854ab76c51c05b9a6ca3e3f708fed876c32f

    SHA512

    965172a5ecd070ea6707ec9985ee3c135c06534561b90ae233e8049b247d87d529b8280f0faf2b0ed933f59c68844414726fa80c4d3119cffa4fdd1cb60eab83

  • C:\Windows\iaccess32.exe

    Filesize

    123KB

    MD5

    270e910f960cbcc3b4fd26fbfe8832b2

    SHA1

    0c2dc6c3900b99a608d2c994ed1473f58221ba62

    SHA256

    517d1f9c53991a965c8d3b5dc569a2eb0b854c1738a35d851334ca38af53b11e

    SHA512

    e529ffc733b19db9a935da09f05554e7ebb6dafcd3f0194416d4703498f56d0d1a42001723cc1d01a141f38133a7c4f26eb81a8e8c237ccf865a701156490a13

  • C:\Windows\tmlpcert2007

    Filesize

    6KB

    MD5

    b103757bc3c714123b5efa26ff96a915

    SHA1

    991d6694c71736b59b9486339be44ae5e2b66fef

    SHA256

    eef8937445f24c2bcbe101419be42694e0e38628653a755ab29ecba357d81d48

    SHA512

    d04f2ab14ad4d3e06ea357b4c810515d73b32f2650533a5895ebf5d14b4b697752f25c0c371372e00faab661c0b051c33b8c25bf1226f30be5d6b8727dea81e1

  • memory/1252-0-0x0000000000400000-0x000000000042E000-memory.dmp

    Filesize

    184KB

  • memory/1252-7-0x0000000000400000-0x000000000042E000-memory.dmp

    Filesize

    184KB

  • memory/1252-3-0x00000000005C0000-0x00000000005EE000-memory.dmp

    Filesize

    184KB

  • memory/2052-82-0x0000000000400000-0x000000000042E000-memory.dmp

    Filesize

    184KB

  • memory/2052-85-0x0000000000400000-0x000000000042E000-memory.dmp

    Filesize

    184KB

  • memory/2052-57-0x0000000003140000-0x0000000003150000-memory.dmp

    Filesize

    64KB

  • memory/2052-96-0x0000000000400000-0x000000000042E000-memory.dmp

    Filesize

    184KB

  • memory/2052-80-0x0000000000400000-0x000000000042E000-memory.dmp

    Filesize

    184KB

  • memory/2052-81-0x0000000000400000-0x000000000042E000-memory.dmp

    Filesize

    184KB

  • memory/2052-9-0x0000000000400000-0x000000000042E000-memory.dmp

    Filesize

    184KB

  • memory/2052-83-0x0000000003140000-0x0000000003150000-memory.dmp

    Filesize

    64KB

  • memory/2052-84-0x0000000000400000-0x000000000042E000-memory.dmp

    Filesize

    184KB

  • memory/2052-45-0x0000000003140000-0x0000000003150000-memory.dmp

    Filesize

    64KB

  • memory/2052-86-0x0000000000400000-0x000000000042E000-memory.dmp

    Filesize

    184KB

  • memory/2052-88-0x0000000000400000-0x000000000042E000-memory.dmp

    Filesize

    184KB

  • memory/2052-89-0x0000000000400000-0x000000000042E000-memory.dmp

    Filesize

    184KB

  • memory/2052-90-0x0000000000400000-0x000000000042E000-memory.dmp

    Filesize

    184KB

  • memory/2052-91-0x0000000000400000-0x000000000042E000-memory.dmp

    Filesize

    184KB

  • memory/2052-92-0x0000000000400000-0x000000000042E000-memory.dmp

    Filesize

    184KB

  • memory/2052-93-0x0000000000400000-0x000000000042E000-memory.dmp

    Filesize

    184KB

  • memory/2052-94-0x0000000000400000-0x000000000042E000-memory.dmp

    Filesize

    184KB

  • memory/2052-95-0x0000000000400000-0x000000000042E000-memory.dmp

    Filesize

    184KB

  • memory/2900-40-0x0000000010000000-0x0000000010047000-memory.dmp

    Filesize

    284KB