Analysis

  • max time kernel
    139s
  • max time network
    147s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230703-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11-08-2023 17:48

General

  • Target

    teracopy.exe

  • Size

    8.8MB

  • MD5

    a239dd732bbde581f4255fcda1c24503

  • SHA1

    b44edeba1dac8727ef6f7185d1efd10bae6e76f2

  • SHA256

    401870777b39b6ffbfd5ec96ae79470e9caf2d2b5526927100dd91e87b3228ee

  • SHA512

    e4a62aa2b46bb84f971ac85f84d081bec0a082f4ebb611034c224535a6b6632a5434c7c2173380adb8a9d372404d3c84abcacbbe25fb10a388b07812f00dc159

  • SSDEEP

    196608:6vGacofn0ob2Kzk2WZ5WKkOYeig7Tx0+ltec4/ou/y8uKrsTN2:6veof0oFznWXWKkOY7WO+DP4u8uKr

Score
8/10

Malware Config

Signatures

  • Downloads MZ/PE file
  • Enumerates connected drives 3 TTPs 46 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 8 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Modifies system certificate store 2 TTPs 10 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\teracopy.exe
    "C:\Users\Admin\AppData\Local\Temp\teracopy.exe"
    1⤵
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of WriteProcessMemory
    PID:3740
    • C:\Users\Admin\Downloads\teracopy3.10.exe
      "C:\Users\Admin\Downloads\teracopy3.10.exe" /exenoupdates
      2⤵
      • Enumerates connected drives
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      PID:236
  • C:\Windows\system32\msiexec.exe
    C:\Windows\system32\msiexec.exe /V
    1⤵
    • Enumerates connected drives
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4040
    • C:\Windows\syswow64\MsiExec.exe
      C:\Windows\syswow64\MsiExec.exe -Embedding CEDF10FB1FC2763A699E7F8340FAAA8E C
      2⤵
      • Loads dropped DLL
      PID:1768

Network

MITRE ATT&CK Matrix ATT&CK v13

Defense Evasion

Subvert Trust Controls

1
T1553

Install Root Certificate

1
T1553.004

Modify Registry

1
T1112

Discovery

Query Registry

1
T1012

Peripheral Device Discovery

1
T1120

System Information Discovery

2
T1082

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\AI_EXTUI_BIN_236\Background.png
    Filesize

    10KB

    MD5

    b67af10719a0a6a44fca4febeeffdab0

    SHA1

    599c9ccc2d3d9f8938b157edb6b295cf98ea91ec

    SHA256

    4524cf3a37ec706c03b7a9a6aab75ffd42c830172f235791b5570a48d1b16ac2

    SHA512

    b1bddbef946126912284bafdc0494fd1339e02a75722416403c3353b37e194c1b0400e38b95136506ed263495023f6ad50f128c4b68b2082c1844b9f4601c924

  • C:\Users\Admin\AppData\Local\Temp\AI_EXTUI_BIN_236\Banner.png
    Filesize

    8KB

    MD5

    67b364353dc1bedc3e71262b62a28a28

    SHA1

    a17bcf9d42db5a4d387fd6ae6e8093428e25f152

    SHA256

    767b87023778e97a358e4921c36c6c2a9f359c8d8fd668fea8aeb9888e0b8658

    SHA512

    83d74adc744c266fa0d671d94ae30fbd1e63c7704b35d1e7c1700abf8167ae19ea7af7e43bf7c9cd654ad14beec983d8fe67b06238276bf0128ff1c16e31b608

  • C:\Users\Admin\AppData\Local\Temp\MSI11B6.tmp
    Filesize

    588KB

    MD5

    a9941233b9415b479d3b4f3732161eab

    SHA1

    cb2d99af52b3b1c712943b13e45d85c80c732e57

    SHA256

    ce34cc14e8d26119e1bf28a3a8368da6e10d13851004e2675976c5ad58b122e2

    SHA512

    cfd6c425587e5e7c57b6f4655e2a48c871313e2bacf63cc0955ccae1a384610644f26aa76bee0a2a327cd77c2ae7def8ea9cb0c7c7c87fab1c8196bac82037f7

  • C:\Users\Admin\AppData\Local\Temp\MSI11B6.tmp
    Filesize

    588KB

    MD5

    a9941233b9415b479d3b4f3732161eab

    SHA1

    cb2d99af52b3b1c712943b13e45d85c80c732e57

    SHA256

    ce34cc14e8d26119e1bf28a3a8368da6e10d13851004e2675976c5ad58b122e2

    SHA512

    cfd6c425587e5e7c57b6f4655e2a48c871313e2bacf63cc0955ccae1a384610644f26aa76bee0a2a327cd77c2ae7def8ea9cb0c7c7c87fab1c8196bac82037f7

  • C:\Users\Admin\AppData\Local\Temp\MSIB27.tmp
    Filesize

    588KB

    MD5

    a9941233b9415b479d3b4f3732161eab

    SHA1

    cb2d99af52b3b1c712943b13e45d85c80c732e57

    SHA256

    ce34cc14e8d26119e1bf28a3a8368da6e10d13851004e2675976c5ad58b122e2

    SHA512

    cfd6c425587e5e7c57b6f4655e2a48c871313e2bacf63cc0955ccae1a384610644f26aa76bee0a2a327cd77c2ae7def8ea9cb0c7c7c87fab1c8196bac82037f7

  • C:\Users\Admin\AppData\Local\Temp\MSIB27.tmp
    Filesize

    588KB

    MD5

    a9941233b9415b479d3b4f3732161eab

    SHA1

    cb2d99af52b3b1c712943b13e45d85c80c732e57

    SHA256

    ce34cc14e8d26119e1bf28a3a8368da6e10d13851004e2675976c5ad58b122e2

    SHA512

    cfd6c425587e5e7c57b6f4655e2a48c871313e2bacf63cc0955ccae1a384610644f26aa76bee0a2a327cd77c2ae7def8ea9cb0c7c7c87fab1c8196bac82037f7

  • C:\Users\Admin\AppData\Local\Temp\MSID1C.tmp
    Filesize

    588KB

    MD5

    a9941233b9415b479d3b4f3732161eab

    SHA1

    cb2d99af52b3b1c712943b13e45d85c80c732e57

    SHA256

    ce34cc14e8d26119e1bf28a3a8368da6e10d13851004e2675976c5ad58b122e2

    SHA512

    cfd6c425587e5e7c57b6f4655e2a48c871313e2bacf63cc0955ccae1a384610644f26aa76bee0a2a327cd77c2ae7def8ea9cb0c7c7c87fab1c8196bac82037f7

  • C:\Users\Admin\AppData\Local\Temp\MSID1C.tmp
    Filesize

    588KB

    MD5

    a9941233b9415b479d3b4f3732161eab

    SHA1

    cb2d99af52b3b1c712943b13e45d85c80c732e57

    SHA256

    ce34cc14e8d26119e1bf28a3a8368da6e10d13851004e2675976c5ad58b122e2

    SHA512

    cfd6c425587e5e7c57b6f4655e2a48c871313e2bacf63cc0955ccae1a384610644f26aa76bee0a2a327cd77c2ae7def8ea9cb0c7c7c87fab1c8196bac82037f7

  • C:\Users\Admin\AppData\Local\Temp\MSIDBA.tmp
    Filesize

    588KB

    MD5

    a9941233b9415b479d3b4f3732161eab

    SHA1

    cb2d99af52b3b1c712943b13e45d85c80c732e57

    SHA256

    ce34cc14e8d26119e1bf28a3a8368da6e10d13851004e2675976c5ad58b122e2

    SHA512

    cfd6c425587e5e7c57b6f4655e2a48c871313e2bacf63cc0955ccae1a384610644f26aa76bee0a2a327cd77c2ae7def8ea9cb0c7c7c87fab1c8196bac82037f7

  • C:\Users\Admin\AppData\Local\Temp\MSIDBA.tmp
    Filesize

    588KB

    MD5

    a9941233b9415b479d3b4f3732161eab

    SHA1

    cb2d99af52b3b1c712943b13e45d85c80c732e57

    SHA256

    ce34cc14e8d26119e1bf28a3a8368da6e10d13851004e2675976c5ad58b122e2

    SHA512

    cfd6c425587e5e7c57b6f4655e2a48c871313e2bacf63cc0955ccae1a384610644f26aa76bee0a2a327cd77c2ae7def8ea9cb0c7c7c87fab1c8196bac82037f7

  • C:\Users\Admin\AppData\Local\Temp\MSIDBA.tmp
    Filesize

    588KB

    MD5

    a9941233b9415b479d3b4f3732161eab

    SHA1

    cb2d99af52b3b1c712943b13e45d85c80c732e57

    SHA256

    ce34cc14e8d26119e1bf28a3a8368da6e10d13851004e2675976c5ad58b122e2

    SHA512

    cfd6c425587e5e7c57b6f4655e2a48c871313e2bacf63cc0955ccae1a384610644f26aa76bee0a2a327cd77c2ae7def8ea9cb0c7c7c87fab1c8196bac82037f7

  • C:\Users\Admin\AppData\Local\Temp\MSIDF9.tmp
    Filesize

    588KB

    MD5

    a9941233b9415b479d3b4f3732161eab

    SHA1

    cb2d99af52b3b1c712943b13e45d85c80c732e57

    SHA256

    ce34cc14e8d26119e1bf28a3a8368da6e10d13851004e2675976c5ad58b122e2

    SHA512

    cfd6c425587e5e7c57b6f4655e2a48c871313e2bacf63cc0955ccae1a384610644f26aa76bee0a2a327cd77c2ae7def8ea9cb0c7c7c87fab1c8196bac82037f7

  • C:\Users\Admin\AppData\Local\Temp\MSIDF9.tmp
    Filesize

    588KB

    MD5

    a9941233b9415b479d3b4f3732161eab

    SHA1

    cb2d99af52b3b1c712943b13e45d85c80c732e57

    SHA256

    ce34cc14e8d26119e1bf28a3a8368da6e10d13851004e2675976c5ad58b122e2

    SHA512

    cfd6c425587e5e7c57b6f4655e2a48c871313e2bacf63cc0955ccae1a384610644f26aa76bee0a2a327cd77c2ae7def8ea9cb0c7c7c87fab1c8196bac82037f7

  • C:\Users\Admin\AppData\Local\Temp\MSIE39.tmp
    Filesize

    588KB

    MD5

    a9941233b9415b479d3b4f3732161eab

    SHA1

    cb2d99af52b3b1c712943b13e45d85c80c732e57

    SHA256

    ce34cc14e8d26119e1bf28a3a8368da6e10d13851004e2675976c5ad58b122e2

    SHA512

    cfd6c425587e5e7c57b6f4655e2a48c871313e2bacf63cc0955ccae1a384610644f26aa76bee0a2a327cd77c2ae7def8ea9cb0c7c7c87fab1c8196bac82037f7

  • C:\Users\Admin\AppData\Local\Temp\MSIE39.tmp
    Filesize

    588KB

    MD5

    a9941233b9415b479d3b4f3732161eab

    SHA1

    cb2d99af52b3b1c712943b13e45d85c80c732e57

    SHA256

    ce34cc14e8d26119e1bf28a3a8368da6e10d13851004e2675976c5ad58b122e2

    SHA512

    cfd6c425587e5e7c57b6f4655e2a48c871313e2bacf63cc0955ccae1a384610644f26aa76bee0a2a327cd77c2ae7def8ea9cb0c7c7c87fab1c8196bac82037f7

  • C:\Users\Admin\AppData\Local\Temp\MSIE78.tmp
    Filesize

    588KB

    MD5

    a9941233b9415b479d3b4f3732161eab

    SHA1

    cb2d99af52b3b1c712943b13e45d85c80c732e57

    SHA256

    ce34cc14e8d26119e1bf28a3a8368da6e10d13851004e2675976c5ad58b122e2

    SHA512

    cfd6c425587e5e7c57b6f4655e2a48c871313e2bacf63cc0955ccae1a384610644f26aa76bee0a2a327cd77c2ae7def8ea9cb0c7c7c87fab1c8196bac82037f7

  • C:\Users\Admin\AppData\Local\Temp\MSIE78.tmp
    Filesize

    588KB

    MD5

    a9941233b9415b479d3b4f3732161eab

    SHA1

    cb2d99af52b3b1c712943b13e45d85c80c732e57

    SHA256

    ce34cc14e8d26119e1bf28a3a8368da6e10d13851004e2675976c5ad58b122e2

    SHA512

    cfd6c425587e5e7c57b6f4655e2a48c871313e2bacf63cc0955ccae1a384610644f26aa76bee0a2a327cd77c2ae7def8ea9cb0c7c7c87fab1c8196bac82037f7

  • C:\Users\Admin\AppData\Local\Temp\MSIE98.tmp
    Filesize

    588KB

    MD5

    a9941233b9415b479d3b4f3732161eab

    SHA1

    cb2d99af52b3b1c712943b13e45d85c80c732e57

    SHA256

    ce34cc14e8d26119e1bf28a3a8368da6e10d13851004e2675976c5ad58b122e2

    SHA512

    cfd6c425587e5e7c57b6f4655e2a48c871313e2bacf63cc0955ccae1a384610644f26aa76bee0a2a327cd77c2ae7def8ea9cb0c7c7c87fab1c8196bac82037f7

  • C:\Users\Admin\AppData\Local\Temp\MSIE98.tmp
    Filesize

    588KB

    MD5

    a9941233b9415b479d3b4f3732161eab

    SHA1

    cb2d99af52b3b1c712943b13e45d85c80c732e57

    SHA256

    ce34cc14e8d26119e1bf28a3a8368da6e10d13851004e2675976c5ad58b122e2

    SHA512

    cfd6c425587e5e7c57b6f4655e2a48c871313e2bacf63cc0955ccae1a384610644f26aa76bee0a2a327cd77c2ae7def8ea9cb0c7c7c87fab1c8196bac82037f7

  • C:\Users\Admin\AppData\Local\Temp\updDB2F.tmp
    Filesize

    776B

    MD5

    b287933904414534e1dfad658366b005

    SHA1

    5e4272993bb4351a149db37f38320d2824bf55f5

    SHA256

    49cafb68b36b8129b3703a77a73aac3d86e06f9bd4725b24d3dd05b7cfea7f2a

    SHA512

    b9e589614c4d1d20935fa3537752dbcfc74a231fefb1ceab709dc6a9ffbe4745e5552ffaa522776649855553f7b12c070867dbf21df17be60c52782716222e0a

  • C:\Users\Admin\AppData\Roaming\Code Sector\TeraCopy 3.10\install\F8B1E98\TeraCopy.x64.msi
    Filesize

    3.3MB

    MD5

    bcd3588bacd2ccfd500cc8920192da7b

    SHA1

    032ae3957b3df1b362f3aa5a2ee30298feafbe3a

    SHA256

    e7208603f688baf01f3f407e6e11bd7f6f65e10e9b4884de361b18f7de2d669b

    SHA512

    2f58a50a20d36009156233cf402b963edf2171a829b220ed971d7fd374e1c797e2d3bd74a9bec178cd5906e5154589f975002b2a4f84d672e5fc7b0b4c6d011e

  • C:\Users\Admin\Downloads\teracopy3.10.exe
    Filesize

    11.1MB

    MD5

    293b2cc6ab622b4e74b592302fc408de

    SHA1

    b3d77a861918cb4f257782971b3f28d1fde82235

    SHA256

    eef51827a158c2770febb0ff189965f2f170ac9ee0a36cebcfe3cd3c7713eafc

    SHA512

    a3023f68c051019235cc34fd7177fde86e5ef25293e8acf006420ea938f5edc7f512bf914eb4d141539d09a63f944604f51d78955227c79243ce627c51c01e8b

  • C:\Users\Admin\Downloads\teracopy3.10.exe
    Filesize

    11.1MB

    MD5

    293b2cc6ab622b4e74b592302fc408de

    SHA1

    b3d77a861918cb4f257782971b3f28d1fde82235

    SHA256

    eef51827a158c2770febb0ff189965f2f170ac9ee0a36cebcfe3cd3c7713eafc

    SHA512

    a3023f68c051019235cc34fd7177fde86e5ef25293e8acf006420ea938f5edc7f512bf914eb4d141539d09a63f944604f51d78955227c79243ce627c51c01e8b

  • C:\Users\Admin\Downloads\teracopy3.10.exe
    Filesize

    11.1MB

    MD5

    293b2cc6ab622b4e74b592302fc408de

    SHA1

    b3d77a861918cb4f257782971b3f28d1fde82235

    SHA256

    eef51827a158c2770febb0ff189965f2f170ac9ee0a36cebcfe3cd3c7713eafc

    SHA512

    a3023f68c051019235cc34fd7177fde86e5ef25293e8acf006420ea938f5edc7f512bf914eb4d141539d09a63f944604f51d78955227c79243ce627c51c01e8b