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Overview

overview

8

Static

static

3

f623163a9c...0N.exe

windows7-x64

8

f623163a9c...0N.exe

windows10-2004-x64

7

Analysis

  • max time kernel
    119s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    14/09/2024, 09:49

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General

  • Target

    f623163a9c25a7ac53482557aba945f0N.exe

  • Size

    119KB

  • MD5

    f623163a9c25a7ac53482557aba945f0

  • SHA1

    54b1ad27af640a69c77a221822960db8cf833c34

  • SHA256

    f943830b8655054fc335287f728f99e537d53257936ef6ceb72ddf06cf225f73

  • SHA512

    6db949364040b9ae3bdcc161fe993a889a99c8094ff92ea58d7803d7cd2de75f5e27b6d106fd844b6c6aaed7211ee9c53f8323e3208ffad708eca144d5965b59

  • SSDEEP

    3072:TOjWuyt0ZsqsXOKofHfHTXQLzgvnzHPowYbvrjD/L7QPbg/Dr0T3rnXLHf7zjPPh:TIs9OKofHfHTXQLzgvnzHPowYbvrjD/E

Score
8/10
discoverypersistencespywarestealer

Malware Config

Signatures

  • 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
  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

    discovery
  • Modifies registry class 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\f623163a9c25a7ac53482557aba945f0N.exe
    "C:\Users\Admin\AppData\Local\Temp\f623163a9c25a7ac53482557aba945f0N.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • Maps connected drives based on registry
    • Drops file in System32 directory
    • System Location Discovery: System Language Discovery
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:2972
    • C:\Windows\SysWOW64\ctfmen.exe
      ctfmen.exe
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2272
      • 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
        • System Location Discovery: System Language Discovery
        • Modifies registry class
        • Suspicious use of AdjustPrivilegeToken
        PID:1636

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    183B

    MD5

    5fe10f000cd7315c5fc4b30429206980

    SHA1

    46fbb8db0c1f958fe2cd55b0c6bbd9bb0b2487c9

    SHA256

    753f361b23dab0ef22e55f618465797f08d8a2dcfbad73edacc2f1b194790633

    SHA512

    faa5b4a111984fab5e3658f1822eebe9b63a0ee3012f74c71d6c33cd44410ed04994f728c8316b41e365e094845297d18c148eca9a6e0904619e944ff11785c0

    Download Submit

  • \Windows\SysWOW64\ctfmen.exe
    Filesize

    4KB

    MD5

    f15e2c68fcd9b754dc01fa7470bbb0ef

    SHA1

    f4225c92674182b196f949ca48d9e5162535a737

    SHA256

    dcbc76563fae7d776083ec97ec0ab0216a4a75eafeb308664fc3b5a9f16b3060

    SHA512

    8ac1dd38edf6f39da5ffbe4b49b66159a1e38cfaf51b90aaae4a1c3b039069e949df2b587c52df7a1815e2cbcc37c78b449e7e957a6853c951394deca5f7212f

    Download Submit

  • \Windows\SysWOW64\shervans.dll
    Filesize

    8KB

    MD5

    5d302e1d425dd7b2bddb81a307c3a24e

    SHA1

    b6e02d571d5dcbfd917b7f97c38d98735b91d3d1

    SHA256

    b665251e8e54ae169af8e610b00266afe11a6c25f374004b407e7291af24836a

    SHA512

    1e075f0512918ecedb7ab41ecee03a9474b6aa9fb30b2262425b33f5435685b662d5bd42015e10b4cb1db3b78a3b554acd0f9da75645bef2ead77201e4ecc535

    Download Submit

  • \Windows\SysWOW64\smnss.exe
    Filesize

    119KB

    MD5

    258d74b1ec5013fb0adb8b871f32e5a5

    SHA1

    c0e128ac98ed0670919941eb3077f81d56084fe3

    SHA256

    1b3cbc37e02025ee51875b928eb4c3997022e3afd58f18affd7ee4b0d842e1e6

    SHA512

    6c4226de55401563f6cf61715071ad1db3eb3f1802c9d68a842726cae7ace920e5eb858f8f71e2842aa834963b82a2150019ba4d11adcfa8ae763235da4df461

    Download Submit

  • memory/1636-42-0x0000000000400000-0x0000000000420000-memory.dmp

    Filesize

    128KB

    Download

  • memory/1636-41-0x0000000010000000-0x000000001000D000-memory.dmp

    Filesize

    52KB

    Download

  • memory/2272-33-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

    Download

  • memory/2272-29-0x0000000000320000-0x0000000000340000-memory.dmp

    Filesize

    128KB

    Download

  • memory/2972-25-0x0000000000400000-0x0000000000420000-memory.dmp

    Filesize

    128KB

    Download

  • memory/2972-0-0x0000000000400000-0x0000000000420000-memory.dmp

    Filesize

    128KB

    Download

  • memory/2972-26-0x0000000010000000-0x000000001000D000-memory.dmp

    Filesize

    52KB

    Download

  • memory/2972-18-0x00000000003D0000-0x00000000003D9000-memory.dmp

    Filesize

    36KB

    Download

  • memory/2972-12-0x0000000010000000-0x000000001000D000-memory.dmp

    Filesize

    52KB

    Download