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Overview

overview

10

Static

static

10

92aa5c5b74...e8.exe

windows7-x64

9

92aa5c5b74...e8.exe

windows10-2004-x64

9

Analysis

  • max time kernel
    148s
  • max time network
    150s
  • platform
    windows7_x64
  • resource
    win7-20240220-en
  • resource tags

    arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system
  • submitted
    22/04/2024, 00:33

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General

  • Target

    92aa5c5b742b0a3316f6875c819e4dbbf01c337c43aeff16f6dc09a0bbd778e8.exe

  • Size

    147KB

  • MD5

    56d2523afd8158dc25ad1f8cf6a4247f

  • SHA1

    3a23101dfa485cacfe9b3507bebca127b5ded85f

  • SHA256

    92aa5c5b742b0a3316f6875c819e4dbbf01c337c43aeff16f6dc09a0bbd778e8

  • SHA512

    2b0cc5e739abc64368e039e45b77cab411991ff5b2895e3e5f2b87ed056b306a143f077a5ec29f9b76623b21733ad4a1d8b13e5c6dfd883ae65bc43d9caaa088

  • SSDEEP

    3072:LOjWuyt0ZsqsXOKofHfHTXQLzgvnzHPowYbvrjD/L7QPbg/Dr0T3rnXLHf7zjPP1:LIs9OKofHfHTXQLzgvnzHPowYbvrjD/C

Score
9/10
persistencespywarestealer

Malware Config

Signatures

  • UPX dump on OEP (original entry point) 13 IoCs
  • Drops file in Drivers directory 1 IoCs
  • ACProtect 1.3x - 1.4x DLL software 1 IoCs

    Detects file using ACProtect software.

  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 6 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

    spywarestealer
  • Adds Run key to start application 2 TTPs 2 IoCs
    persistence
  • Enumerates connected drives 3 TTPs 19 IoCs

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

  • Maps connected drives based on registry 3 TTPs 6 IoCs

    Disk information is often read in order to detect sandboxing environments.

  • Drops file in System32 directory 64 IoCs
  • Drops file in Program Files directory 64 IoCs
  • Drops file in Windows directory 64 IoCs
  • Modifies registry class 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\92aa5c5b742b0a3316f6875c819e4dbbf01c337c43aeff16f6dc09a0bbd778e8.exe
    "C:\Users\Admin\AppData\Local\Temp\92aa5c5b742b0a3316f6875c819e4dbbf01c337c43aeff16f6dc09a0bbd778e8.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • Maps connected drives based on registry
    • Drops file in System32 directory
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:2364
    • C:\Windows\SysWOW64\ctfmen.exe
      ctfmen.exe
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious use of WriteProcessMemory
      PID:2564
      • C:\Windows\SysWOW64\smnss.exe
        C:\Windows\system32\smnss.exe
        3⤵
        • Drops file in Drivers directory
        • Executes dropped EXE
        • Loads dropped DLL
        • Adds Run key to start application
        • Enumerates connected drives
        • Maps connected drives based on registry
        • Drops file in System32 directory
        • Drops file in Program Files directory
        • Drops file in Windows directory
        • Modifies registry class
        • Suspicious use of AdjustPrivilegeToken
        PID:2696

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Windows\SysWOW64\grcopy.dll
    Filesize

    147KB

    MD5

    df62f94d6b2558139692c59d2129075a

    SHA1

    478bd8821b83cda4443e40d8a0ebae0839045c14

    SHA256

    c7f5e01f2b57c214b33742c54adbeb709cd586e5936a979c5eac15e7e73b3c73

    SHA512

    7882fd3f0da49fdd577806eff1342824be9d6f5628ab64a290d631be955917d67aacc93a2a788b6759314c8eae400fa5dc9f90438c3d2c3e1292560a421fbd53

    Download Submit

  • C:\Windows\SysWOW64\satornas.dll
    Filesize

    183B

    MD5

    a0a28f9d761c4bc8d87abe24138fb5a0

    SHA1

    70247cc98eb6d1bb5ada0fbb63a2666c5ddcbfe9

    SHA256

    7c5301de80ff5f30a18b4f3e0620f1bcba6e6dcff1bccf30947025d141706246

    SHA512

    ef799d8e8c2468e7016a8b580ffdc20c3af6233ec959a907ebd6bf434ad77fbcb8cf99337c9658c3f8ae003cd95889cfd548320dcb7b435349aa7807a94c3fdf

    Download Submit

  • \Windows\SysWOW64\ctfmen.exe
    Filesize

    4KB

    MD5

    9fb6f70d1e799414fa7fa7f8ad3e3e59

    SHA1

    0f601fd926b072f1f1c3407077b23e72258cef14

    SHA256

    1e1ef42caef41df74e968322b045d162b171608eaf015f7df0ab486249acf4c5

    SHA512

    c32706db40f71214548a4142683a362f31cf4b529992b165bee95e601259bfd2eaab8ca6683449914c0ec9e276df68d045ccbf489661495a366e0d5e5b1616e8

    Download Submit

  • \Windows\SysWOW64\shervans.dll
    Filesize

    8KB

    MD5

    75ec61ffefaa7fab365e2e6bffdcb7ee

    SHA1

    b4c819a51b04d4c53d1a0006b5d3ebdab827e44f

    SHA256

    714501ba3b5343eedc1fd1077b2088b22d40a691f8a1ead32bbb8663228d27c0

    SHA512

    024375326f507f6fb2b05aa7bf4de6372436130be2b7a5fc64241e60af5c6282e7533a69cf1e68562c9c2a003a6e8b593e30fbbea5c7c393f49b396f64af3276

    Download Submit

  • memory/2364-26-0x0000000000340000-0x0000000000349000-memory.dmp

    Filesize

    36KB

    Download

  • memory/2364-25-0x0000000010000000-0x000000001000D000-memory.dmp

    Filesize

    52KB

    Download

  • memory/2364-27-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

    Download

  • memory/2364-0-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

    Download

  • memory/2364-19-0x0000000000340000-0x0000000000349000-memory.dmp

    Filesize

    36KB

    Download

  • memory/2364-16-0x0000000010000000-0x000000001000D000-memory.dmp

    Filesize

    52KB

    Download

  • memory/2364-43-0x0000000000340000-0x0000000000349000-memory.dmp

    Filesize

    36KB

    Download

  • memory/2564-31-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

    Download

  • memory/2696-37-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

    Download

  • memory/2696-40-0x0000000010000000-0x000000001000D000-memory.dmp

    Filesize

    52KB

    Download

  • memory/2696-44-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

    Download