Analysis

  • max time kernel
    121s
  • max time network
    127s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    06-03-2024 20:58

General

  • Target

    b82cb510100cc9e5e7b3ca0ce00e10a6.exe

  • Size

    2.9MB

  • MD5

    b82cb510100cc9e5e7b3ca0ce00e10a6

  • SHA1

    1b05aa8de29c23c0345a8cb7a9a029d27c3b3bcc

  • SHA256

    6c9136e86a05f217abbbd2e73b79c5e0330a8c37d09af42124738f08fb0405b9

  • SHA512

    c3084e6edc7cd0c5e3f6ee835bc40e3ec784064704cc41fbd233e1c67d9cd0ad8f106653ae0274c91f5fd19bdcdc17c9b02b2d40bff5f4d08474e8562daf4361

  • SSDEEP

    49152:d73WV+G5GcJY9U/s6+CB1Ooqxovt8mEBSHLHjZ8gtXCjFlted0d/5MIg/d:MVN5GcJYK/c1oqxovVEBSrDZvNOtTdBu

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.

  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of UnmapMainImage 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b82cb510100cc9e5e7b3ca0ce00e10a6.exe
    "C:\Users\Admin\AppData\Local\Temp\b82cb510100cc9e5e7b3ca0ce00e10a6.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:3040
    • C:\Users\Admin\AppData\Local\Temp\b82cb510100cc9e5e7b3ca0ce00e10a6.exe
      C:\Users\Admin\AppData\Local\Temp\b82cb510100cc9e5e7b3ca0ce00e10a6.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Suspicious use of UnmapMainImage
      PID:2564

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\b82cb510100cc9e5e7b3ca0ce00e10a6.exe

    Filesize

    2.9MB

    MD5

    60f0ac863de74e0fb9a23af6c9e8dd7f

    SHA1

    0bcd47eabaaf8125296cbd40721c6339d7b880b4

    SHA256

    98e4f71648f0a4033c8516bc70d012bef9646f519d938fd25998d5600d338672

    SHA512

    36e4be03845f2b4ae8145d957fc4f984b4f5923ca22449e9245f2405784cb53c91879d3fe3a7532a8067211309eec1fc37f347e5f21da5f70ebded74a562804c

  • \Users\Admin\AppData\Local\Temp\b82cb510100cc9e5e7b3ca0ce00e10a6.exe

    Filesize

    1.5MB

    MD5

    d2daef3949e1276fb550ecce81595308

    SHA1

    9fe253ba2eac9afd55849838f68ca8038f13fbfb

    SHA256

    4339550eb80dcaac2771ad85d4f26a9e6253e6c795405de95b612c0ae8311d0a

    SHA512

    79421b5900eeed2ccd62c38e18ac404b00b4de6890918ccf1fead0db85c0967e1c8ed8a939371434a5e20e0cd76828db39850594402d062e463efcd02b0e0a6f

  • memory/2564-17-0x0000000000400000-0x000000000062A000-memory.dmp

    Filesize

    2.2MB

  • memory/2564-16-0x0000000000400000-0x00000000008EF000-memory.dmp

    Filesize

    4.9MB

  • memory/2564-18-0x0000000000130000-0x0000000000263000-memory.dmp

    Filesize

    1.2MB

  • memory/2564-23-0x0000000000400000-0x000000000061D000-memory.dmp

    Filesize

    2.1MB

  • memory/2564-25-0x00000000033F0000-0x000000000361A000-memory.dmp

    Filesize

    2.2MB

  • memory/2564-32-0x0000000000400000-0x00000000008EF000-memory.dmp

    Filesize

    4.9MB

  • memory/3040-3-0x00000000018F0000-0x0000000001A23000-memory.dmp

    Filesize

    1.2MB

  • memory/3040-0-0x0000000000400000-0x000000000062A000-memory.dmp

    Filesize

    2.2MB

  • memory/3040-15-0x0000000003950000-0x0000000003E3F000-memory.dmp

    Filesize

    4.9MB

  • memory/3040-14-0x0000000000400000-0x000000000062A000-memory.dmp

    Filesize

    2.2MB

  • memory/3040-1-0x0000000000400000-0x00000000008EF000-memory.dmp

    Filesize

    4.9MB

  • memory/3040-31-0x0000000003950000-0x0000000003E3F000-memory.dmp

    Filesize

    4.9MB