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Analysis

  • max time kernel
    213s
  • max time network
    34s
  • platform
    windows7_x64
  • resource
    win7-20231023-en
  • resource tags

    arch:x64arch:x86image:win7-20231023-enlocale:en-usos:windows7-x64system
  • submitted
    15/11/2023, 16:36

General

  • Target

    NEAS.06e39601dade42d7f2afdcc5e1d18885.exe

  • Size

    3.3MB

  • MD5

    06e39601dade42d7f2afdcc5e1d18885

  • SHA1

    dbfab9aac699a55c0de4f2c529ff5255d4bbc58e

  • SHA256

    9be5390217c892e0c188238eb99c1e6191d82560d4a5548b843b28e13ace673d

  • SHA512

    352aaed4a9a1ad7464686cedefa059928af52aad1192a4760f03ebfe3c8654a54198a4bfdb401ad0450c5c58ebc9e870a4bca183d29f3bfc69aeac9b52d009f3

  • SSDEEP

    49152:sxX7665YxRVplZzSKntlGIiT+HvRdpcAHSjpjK3LBYB/bSqz8b6LNXJqI20tq/:sxX7QnxrloE5dpUprbVz8eLFcz1/

Malware Config

Signatures

  • Drops startup file 1 IoCs
  • Executes dropped EXE 2 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.

  • Adds Run key to start application 2 TTPs 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\NEAS.06e39601dade42d7f2afdcc5e1d18885.exe
    "C:\Users\Admin\AppData\Local\Temp\NEAS.06e39601dade42d7f2afdcc5e1d18885.exe"
    1⤵
    • Drops startup file
    • Loads dropped DLL
    • Adds Run key to start application
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:2524
    • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\ecaopti.exe
      "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\ecaopti.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      PID:2492
    • C:\Adobe2A\aoptiec.exe
      C:\Adobe2A\aoptiec.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      PID:2592

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Adobe2A\aoptiec.exe

    Filesize

    3.3MB

    MD5

    80ccf487954ed870afbfc1a4e06bf598

    SHA1

    4eba80cc72a33d6e6e44656f5d71f88e66c6b8eb

    SHA256

    f20da98d54ef8e20a1478fce388040b106cee2c6dd804eb6910811b73541cdbd

    SHA512

    11f714bc933241e084258172716eadcb12e1d3ac91ed05d1bc525c4148e90b5f921a185f8853b4aa8371557b8423612365c9f2c4838058193fd398992387f592

  • C:\Adobe2A\aoptiec.exe

    Filesize

    3.3MB

    MD5

    80ccf487954ed870afbfc1a4e06bf598

    SHA1

    4eba80cc72a33d6e6e44656f5d71f88e66c6b8eb

    SHA256

    f20da98d54ef8e20a1478fce388040b106cee2c6dd804eb6910811b73541cdbd

    SHA512

    11f714bc933241e084258172716eadcb12e1d3ac91ed05d1bc525c4148e90b5f921a185f8853b4aa8371557b8423612365c9f2c4838058193fd398992387f592

  • C:\Adobe2A\aoptiec.exe

    Filesize

    3.3MB

    MD5

    80ccf487954ed870afbfc1a4e06bf598

    SHA1

    4eba80cc72a33d6e6e44656f5d71f88e66c6b8eb

    SHA256

    f20da98d54ef8e20a1478fce388040b106cee2c6dd804eb6910811b73541cdbd

    SHA512

    11f714bc933241e084258172716eadcb12e1d3ac91ed05d1bc525c4148e90b5f921a185f8853b4aa8371557b8423612365c9f2c4838058193fd398992387f592

  • C:\MintP6\optixec.exe

    Filesize

    3.3MB

    MD5

    4c36268c23fef72fc16e8712fdda2791

    SHA1

    912b0fb9e17c64a2501871f209db1666a9607a54

    SHA256

    95b84571674b6203c07c60a570bbc136d6da8a401ad1715e14569c57b9241353

    SHA512

    b2a122ea42c3d4312f1f5951aa11ee8b565e048f603b42a0351a0e4e911316e9e3e2ecd6e2276747182ad602e4522d9228e455825401997321fff706f0140d1a

  • C:\MintP6\optixec.exe

    Filesize

    3.3MB

    MD5

    eaee6044de9fa0562e1295675c4bd57a

    SHA1

    5a340f295c1f50ad4ff3d3ea107237b339cd28b5

    SHA256

    183dd1586d136156daf6190b31379f487dbb3ceb9d3f9eb32a5bf6f3252a56ef

    SHA512

    5778c7837719c5df6759b75f7de77c885a1dc29f6e4789a275320408245599cb057a941d78d03b6dadfc32e1a27b49c6434fd97c7fc831b0d404173e7abc82f8

  • C:\Users\Admin\253086396416_6.1_Admin.ini

    Filesize

    168B

    MD5

    bb0b4314044f6e3d3d8dfef792dbcc44

    SHA1

    7203591c4bd81fc772643c538e4f740b63b00382

    SHA256

    8cc21de30407fede79b71d11f59ff0f1fe61c9d1f6e959e69eae6b5dd712c306

    SHA512

    5b399e305fe06f00e036a002504a6e1d8cfd22ca3ffa0f9ea737c068e4ca9e54ba873e1e440729a602af142a3be801f40521d663cec71b85aaec970005b12f0b

  • C:\Users\Admin\253086396416_6.1_Admin.ini

    Filesize

    200B

    MD5

    4cc9ca4fe2f0c4553d64d38cd83d1b33

    SHA1

    dbbec372e835da5e8b16950db52888a29bc72411

    SHA256

    52ff4e4fd03bbe3548de55d603d3c37cb96f3a40fb1daa25c54d2c0349250296

    SHA512

    9b6e5fb9d7d58de5d7c55d0e2460d56d39726d7e542603e39ed9e91f377653a8a44fd8c30675e426578db02be9c3ab0d3bdee00b2850fcdd6f5e97cd6e6e957e

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\ecaopti.exe

    Filesize

    3.3MB

    MD5

    edd88bee04628c75fb9ffe8293576e08

    SHA1

    67f2c469c4b81ded9efde0e1dd70b35b9136a003

    SHA256

    5eb7d59d0acc25f02bfff5f085ba5298583ed39bac41257ddc6c7aa70a876b3a

    SHA512

    15777ac1c50952e084b71283a345c24ad2c4e2ca485bff821a8a643c507d50f3b6eabf6ce8f7ddc60d3c82c0cdbe951efc7b37311585045008c3151404f37815

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\ecaopti.exe

    Filesize

    3.3MB

    MD5

    edd88bee04628c75fb9ffe8293576e08

    SHA1

    67f2c469c4b81ded9efde0e1dd70b35b9136a003

    SHA256

    5eb7d59d0acc25f02bfff5f085ba5298583ed39bac41257ddc6c7aa70a876b3a

    SHA512

    15777ac1c50952e084b71283a345c24ad2c4e2ca485bff821a8a643c507d50f3b6eabf6ce8f7ddc60d3c82c0cdbe951efc7b37311585045008c3151404f37815

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\ecaopti.exe

    Filesize

    3.3MB

    MD5

    edd88bee04628c75fb9ffe8293576e08

    SHA1

    67f2c469c4b81ded9efde0e1dd70b35b9136a003

    SHA256

    5eb7d59d0acc25f02bfff5f085ba5298583ed39bac41257ddc6c7aa70a876b3a

    SHA512

    15777ac1c50952e084b71283a345c24ad2c4e2ca485bff821a8a643c507d50f3b6eabf6ce8f7ddc60d3c82c0cdbe951efc7b37311585045008c3151404f37815

  • \Adobe2A\aoptiec.exe

    Filesize

    3.3MB

    MD5

    80ccf487954ed870afbfc1a4e06bf598

    SHA1

    4eba80cc72a33d6e6e44656f5d71f88e66c6b8eb

    SHA256

    f20da98d54ef8e20a1478fce388040b106cee2c6dd804eb6910811b73541cdbd

    SHA512

    11f714bc933241e084258172716eadcb12e1d3ac91ed05d1bc525c4148e90b5f921a185f8853b4aa8371557b8423612365c9f2c4838058193fd398992387f592

  • \Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\ecaopti.exe

    Filesize

    3.3MB

    MD5

    edd88bee04628c75fb9ffe8293576e08

    SHA1

    67f2c469c4b81ded9efde0e1dd70b35b9136a003

    SHA256

    5eb7d59d0acc25f02bfff5f085ba5298583ed39bac41257ddc6c7aa70a876b3a

    SHA512

    15777ac1c50952e084b71283a345c24ad2c4e2ca485bff821a8a643c507d50f3b6eabf6ce8f7ddc60d3c82c0cdbe951efc7b37311585045008c3151404f37815