Analysis

  • max time kernel
    88s
  • max time network
    48s
  • platform
    windows7_x64
  • resource
    win7-20220901-en
  • resource tags

    arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
  • submitted
    02/10/2022, 20:11

General

  • Target

    2eb26d330257cd81a2aa2ebebd411a436a7365a5d6d43280d26b4f45146a664b.exe

  • Size

    752KB

  • MD5

    644162c5d3adb383997666b0f23e2ad6

  • SHA1

    5d86d746f19df50d839f1970a2ebe70634fd070b

  • SHA256

    2eb26d330257cd81a2aa2ebebd411a436a7365a5d6d43280d26b4f45146a664b

  • SHA512

    bc4eaedcc9d0e0e4326c84ebddc402c563e02d16ba8ad16944403d4fd85e25a3939aef02c19eee714ca4289de61d3c7df8818caf6d2218ac155d0e3a131dfd71

  • SSDEEP

    12288:RcYn5c/rPx37/zHBA6a5UeYpthr1CERAgrNuR+1Iq5oRx9DuTi:RcYn5c/rPx37/zHBA6pFptZ1CEQqoRxH

Malware Config

Signatures

  • Modifies system executable filetype association 2 TTPs 1 IoCs
  • Neshta

    Malware from the neshta family is designed to infect itself into other files to spread itself and cause damage.

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

  • Drops file in Program Files directory 64 IoCs
  • Drops file in Windows directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Modifies registry class 1 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2eb26d330257cd81a2aa2ebebd411a436a7365a5d6d43280d26b4f45146a664b.exe
    "C:\Users\Admin\AppData\Local\Temp\2eb26d330257cd81a2aa2ebebd411a436a7365a5d6d43280d26b4f45146a664b.exe"
    1⤵
    • Modifies system executable filetype association
    • Loads dropped DLL
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:952
    • C:\Users\Admin\AppData\Local\Temp\3582-490\2eb26d330257cd81a2aa2ebebd411a436a7365a5d6d43280d26b4f45146a664b.exe
      "C:\Users\Admin\AppData\Local\Temp\3582-490\2eb26d330257cd81a2aa2ebebd411a436a7365a5d6d43280d26b4f45146a664b.exe"
      2⤵
      • Executes dropped EXE
      PID:1920

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\3582-490\2eb26d330257cd81a2aa2ebebd411a436a7365a5d6d43280d26b4f45146a664b.exe

    Filesize

    711KB

    MD5

    9d19f63e24c568fa6f6c02d146853205

    SHA1

    c54cdde1e28bcbf6cb0e70715368ba1907392b8d

    SHA256

    60990e53f5ef5c7b2515495427ccd64ea8e60420522c2f0f2fec9590f82775e5

    SHA512

    4e31e30c288a53b2d4c7c2f23a7e1dc6504e2f59c4a34c65e3799451cc56d0c46121f8ff2eff177ea7f71e7084f501293c7c3a8eb9918e2715258619db9bd9aa

  • C:\Users\Admin\AppData\Local\Temp\3582-490\2eb26d330257cd81a2aa2ebebd411a436a7365a5d6d43280d26b4f45146a664b.exe

    Filesize

    711KB

    MD5

    9d19f63e24c568fa6f6c02d146853205

    SHA1

    c54cdde1e28bcbf6cb0e70715368ba1907392b8d

    SHA256

    60990e53f5ef5c7b2515495427ccd64ea8e60420522c2f0f2fec9590f82775e5

    SHA512

    4e31e30c288a53b2d4c7c2f23a7e1dc6504e2f59c4a34c65e3799451cc56d0c46121f8ff2eff177ea7f71e7084f501293c7c3a8eb9918e2715258619db9bd9aa

  • \PROGRA~2\Adobe\READER~1.0\Reader\LOGTRA~1.EXE

    Filesize

    252KB

    MD5

    9e2b9928c89a9d0da1d3e8f4bd96afa7

    SHA1

    ec66cda99f44b62470c6930e5afda061579cde35

    SHA256

    8899b4ed3446b7d55b54defbc1acb7c5392a4b3bc8ec2cdc7c31171708965043

    SHA512

    2ca5ad1d0e12a8049de885b90b7f56fe77c868e0d6dae4ec4b6f3bc0bf7b2e73295cc9b1328c2b45357ffb0d7804622ab3f91a56140b098e93b691032d508156

  • \Users\Admin\AppData\Local\Temp\3582-490\2eb26d330257cd81a2aa2ebebd411a436a7365a5d6d43280d26b4f45146a664b.exe

    Filesize

    711KB

    MD5

    9d19f63e24c568fa6f6c02d146853205

    SHA1

    c54cdde1e28bcbf6cb0e70715368ba1907392b8d

    SHA256

    60990e53f5ef5c7b2515495427ccd64ea8e60420522c2f0f2fec9590f82775e5

    SHA512

    4e31e30c288a53b2d4c7c2f23a7e1dc6504e2f59c4a34c65e3799451cc56d0c46121f8ff2eff177ea7f71e7084f501293c7c3a8eb9918e2715258619db9bd9aa

  • memory/952-54-0x00000000760E1000-0x00000000760E3000-memory.dmp

    Filesize

    8KB