Analysis

  • max time kernel
    117s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    23/02/2024, 12:35

General

  • Target

    38843fbe092e8f29cd75dd5319f0a1a1c87086eb6a2708b9f9b6bc47d349b03a.exe

  • Size

    2.9MB

  • MD5

    64bbfcc477239d6075a2709a480e4268

  • SHA1

    c98c625146c0333a7704f62aff4f7a7f2dab134f

  • SHA256

    38843fbe092e8f29cd75dd5319f0a1a1c87086eb6a2708b9f9b6bc47d349b03a

  • SHA512

    a4699aff3d3d0fb53221e213e6c867278f9f8c400bbd533d01e8398590a9d5ab645bf083b195f6d1eb5af4ff482e10d15c714e9936b15ea42f1e1b0657485e25

  • SSDEEP

    49152:j352D+vGaXruDnXGk0wcSjLoQvoJF3306u28JaVW3aUnr+t6BjnEHx5LGLH5f235:j35E+vGaiDnXGtwcmoQvoTn0iv3xErnM

Score
7/10

Malware Config

Signatures

  • Loads dropped DLL 8 IoCs
  • Enumerates connected drives 3 TTPs 64 IoCs

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

  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of WriteProcessMemory 21 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\38843fbe092e8f29cd75dd5319f0a1a1c87086eb6a2708b9f9b6bc47d349b03a.exe
    "C:\Users\Admin\AppData\Local\Temp\38843fbe092e8f29cd75dd5319f0a1a1c87086eb6a2708b9f9b6bc47d349b03a.exe"
    1⤵
    • Loads dropped DLL
    • Enumerates connected drives
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of WriteProcessMemory
    PID:1760
    • C:\Windows\SysWOW64\msiexec.exe
      "C:\Windows\system32\msiexec.exe" /i "C:\Users\Admin\AppData\Roaming\wTender_Inc\Russificator_ot_WTender 1.6.9\install\0C1D7A2\Russificator_ot_WTender.msi" AI_SETUPEXEPATH=C:\Users\Admin\AppData\Local\Temp\38843fbe092e8f29cd75dd5319f0a1a1c87086eb6a2708b9f9b6bc47d349b03a.exe SETUPEXEDIR=C:\Users\Admin\AppData\Local\Temp\ EXE_CMD_LINE="/exenoupdates /forcecleanup /wintime 1708432324 "
      2⤵
      • Enumerates connected drives
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of FindShellTrayWindow
      PID:2444
  • C:\Windows\system32\msiexec.exe
    C:\Windows\system32\msiexec.exe /V
    1⤵
    • Enumerates connected drives
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2524
    • C:\Windows\syswow64\MsiExec.exe
      C:\Windows\syswow64\MsiExec.exe -Embedding 86F1D720DF7124BBC27D1CD9FC1727DE C
      2⤵
      • Loads dropped DLL
      PID:2720
    • C:\Windows\syswow64\MsiExec.exe
      C:\Windows\syswow64\MsiExec.exe -Embedding 575303DCF8005131994DDD34A7493C24 C
      2⤵
      • Loads dropped DLL
      PID:2688

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\MSI80D3.tmp

    Filesize

    378KB

    MD5

    0981d5c068a9c33f4e8110f81ffbb92e

    SHA1

    badb871adf6f24aba6923b9b21b211cea2aeca77

    SHA256

    b3f5e10fb1b7352a6dbbcbb10ed605a8fda24f3f9c31f954835bd5a41eb6ea68

    SHA512

    59cccdcde1964e61fa63078fde776eee91c462d7d3db308ada02e27e6ce584c41ad1f7970642e02ce331d805215a2cc868fb0512c01accfa70cda52e9329e1d8

  • C:\Users\Admin\AppData\Roaming\wTender_Inc\Russificator_ot_WTender 1.6.9\install\0C1D7A2\Russificator_ot_WTender.msi

    Filesize

    1.3MB

    MD5

    6467a24f8459236d13ee749e13dbc954

    SHA1

    4afca6409e413a8c562ab7494c53230844a09ba7

    SHA256

    ee412f700dd5ebab2b40288baff4c81a5be1b9846c1082e3be8ec8b71647593f

    SHA512

    83ff90af76e137e931502136d779b4e164a250a027abecce6e9c75e1deed9c55abf4ca15c147152f221aaa6492b6b89db14103e6e0aa30c22d52e653be56be2d

  • \Users\Admin\AppData\Roaming\wTender_Inc\Russificator_ot_WTender 1.6.9\install\decoder.dll

    Filesize

    202KB

    MD5

    2ca6d4ed5dd15fb7934c87e857f5ebfc

    SHA1

    383a55cc0ab890f41b71ca67e070ac7c903adeb6

    SHA256

    39412aacdcddc4b2b3cfeb126456edb125ce8cadb131ca5c23c031db4431c5fc

    SHA512

    ce11aa5bd7b0da4baf07146e8377ff0331c1d4b04aaa4408373b4dd0fe2c3f82c84b179d9a90d26cdaa02180f22276d96cf491f9ede66f5f1da6f43cc72e5ac4

  • memory/1760-0-0x0000000000240000-0x0000000000241000-memory.dmp

    Filesize

    4KB

  • memory/1760-41-0x0000000000240000-0x0000000000241000-memory.dmp

    Filesize

    4KB