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Analysis

  • max time kernel
    151s
  • max time network
    182s
  • platform
    windows7_x64
  • resource
    win7-20231023-en
  • resource tags

    arch:x64arch:x86image:win7-20231023-enlocale:en-usos:windows7-x64system
  • submitted
    04/11/2023, 10:17

General

  • Target

    NEAS.d8c4d3161d6b42204aa812b68bf6e9f0_JC.exe

  • Size

    86KB

  • MD5

    d8c4d3161d6b42204aa812b68bf6e9f0

  • SHA1

    9f0b3dbf7c4dce6763439312a302125629089fa0

  • SHA256

    92a668b1f97dbee461be37ffc463f15e3eac6a87cdd206b15f5f4deff09e2d18

  • SHA512

    08f94e196d884f1ff5eb87a99c5da52670231e7875b994c7873063c69622017e8af568280985a642a0760efc6a8d0a1311871bbf93ae5b5afd59a01c03bb5bba

  • SSDEEP

    768:MiPPTYiNofyZPRxAN2NABnYMmw9YcTmcbryywx:MgrxANPe49YOIHx

Score
7/10
upx

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • UPX packed file 7 IoCs

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

  • Enumerates physical storage devices 1 TTPs

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

  • Modifies system certificate store 2 TTPs 6 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\NEAS.d8c4d3161d6b42204aa812b68bf6e9f0_JC.exe
    "C:\Users\Admin\AppData\Local\Temp\NEAS.d8c4d3161d6b42204aa812b68bf6e9f0_JC.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:3028
    • C:\Users\Admin\AppData\Local\Temp\hromi.exe
      "C:\Users\Admin\AppData\Local\Temp\hromi.exe"
      2⤵
      • Executes dropped EXE
      • Modifies system certificate store
      PID:3068

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    344B

    MD5

    d4288c41044aa79159ea68f30d1c345e

    SHA1

    f7bb3c7c22fe570f67f6e0e3726d08dbc8a8636b

    SHA256

    41b39773b84fccd44616ed4df3f8996fe8cf18ceff92c9e1d033bd7da3f15c2c

    SHA512

    eb0f6f9c6f64768f5ee67f19c132fef9bce5277e2a8b5f3c062a29ee5e037cb6ee694b12218d64b82a7671036a0a3b68945e00536cc0de38eac2139401fd29d4

  • C:\Users\Admin\AppData\Local\Temp\Cab1C88.tmp

    Filesize

    61KB

    MD5

    f3441b8572aae8801c04f3060b550443

    SHA1

    4ef0a35436125d6821831ef36c28ffaf196cda15

    SHA256

    6720349e7d82ee0a8e73920d3c2b7cb2912d9fcf2edb6fd98f2f12820158b0bf

    SHA512

    5ba01ba421b50030e380ae6bbcd2f681f2a91947fe7fedb3c8e6b5f24dce9517abf57b1cf26cc6078d4bb53bde6fcfb2561591337c841f8f2cb121a3d71661b9

  • C:\Users\Admin\AppData\Local\Temp\Tar1CF8.tmp

    Filesize

    163KB

    MD5

    9441737383d21192400eca82fda910ec

    SHA1

    725e0d606a4fc9ba44aa8ffde65bed15e65367e4

    SHA256

    bc3a6e84e41faeb57e7c21aa3b60c2a64777107009727c5b7c0ed8fe658909e5

    SHA512

    7608dd653a66cd364392a78d4711b48d1707768d36996e4d38871c6843b5714e1d7da4b4cc6db969e6000cfa182bcb74216ef6823d1063f036fc5c3413fb8dcf

  • C:\Users\Admin\AppData\Local\Temp\hromi.exe

    Filesize

    86KB

    MD5

    bebbdc8a73f3fa1b7aef63a84fba0390

    SHA1

    688c27b8b41c0e5009b6bb632047099b4c223af5

    SHA256

    a7c02ff7a40160a7c61060c88bf0418bc68578cea433d4d87095d3cc5f320dc3

    SHA512

    6047c09048c5a6106f1be3e9f858db7463534966abf4dabcb63517f3a6b19262d61e5cb652c9d8dca723ea62ab0a5b29edd68a1cd76e600998477196cc98a3a0

  • C:\Users\Admin\AppData\Local\Temp\hromi.exe

    Filesize

    86KB

    MD5

    bebbdc8a73f3fa1b7aef63a84fba0390

    SHA1

    688c27b8b41c0e5009b6bb632047099b4c223af5

    SHA256

    a7c02ff7a40160a7c61060c88bf0418bc68578cea433d4d87095d3cc5f320dc3

    SHA512

    6047c09048c5a6106f1be3e9f858db7463534966abf4dabcb63517f3a6b19262d61e5cb652c9d8dca723ea62ab0a5b29edd68a1cd76e600998477196cc98a3a0

  • C:\Users\Admin\AppData\Local\Temp\hromi.exe

    Filesize

    86KB

    MD5

    bebbdc8a73f3fa1b7aef63a84fba0390

    SHA1

    688c27b8b41c0e5009b6bb632047099b4c223af5

    SHA256

    a7c02ff7a40160a7c61060c88bf0418bc68578cea433d4d87095d3cc5f320dc3

    SHA512

    6047c09048c5a6106f1be3e9f858db7463534966abf4dabcb63517f3a6b19262d61e5cb652c9d8dca723ea62ab0a5b29edd68a1cd76e600998477196cc98a3a0

  • \Users\Admin\AppData\Local\Temp\hromi.exe

    Filesize

    86KB

    MD5

    bebbdc8a73f3fa1b7aef63a84fba0390

    SHA1

    688c27b8b41c0e5009b6bb632047099b4c223af5

    SHA256

    a7c02ff7a40160a7c61060c88bf0418bc68578cea433d4d87095d3cc5f320dc3

    SHA512

    6047c09048c5a6106f1be3e9f858db7463534966abf4dabcb63517f3a6b19262d61e5cb652c9d8dca723ea62ab0a5b29edd68a1cd76e600998477196cc98a3a0

  • \Users\Admin\AppData\Local\Temp\hromi.exe

    Filesize

    86KB

    MD5

    bebbdc8a73f3fa1b7aef63a84fba0390

    SHA1

    688c27b8b41c0e5009b6bb632047099b4c223af5

    SHA256

    a7c02ff7a40160a7c61060c88bf0418bc68578cea433d4d87095d3cc5f320dc3

    SHA512

    6047c09048c5a6106f1be3e9f858db7463534966abf4dabcb63517f3a6b19262d61e5cb652c9d8dca723ea62ab0a5b29edd68a1cd76e600998477196cc98a3a0

  • memory/3028-0-0x0000000000400000-0x000000000040A000-memory.dmp

    Filesize

    40KB

  • memory/3028-10-0x0000000000400000-0x000000000040A000-memory.dmp

    Filesize

    40KB

  • memory/3028-9-0x0000000000730000-0x000000000073A000-memory.dmp

    Filesize

    40KB

  • memory/3028-13-0x0000000000730000-0x000000000073A000-memory.dmp

    Filesize

    40KB