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Overview

overview

8

Static

static

3

f7964e9d9c...9N.exe

windows7-x64

8

f7964e9d9c...9N.exe

windows10-2004-x64

8

Analysis

  • max time kernel
    119s
  • max time network
    120s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02/10/2024, 22:55

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General

  • Target

    f7964e9d9cf014ad703bde48ea99b2f1913d095b8d87a193fdce3b96ef240629N.exe

  • Size

    226KB

  • MD5

    198096fac6db211ebbe7cc655431e390

  • SHA1

    18f5b3927e1a21a569e6cccafaf176637f9b9cd1

  • SHA256

    f7964e9d9cf014ad703bde48ea99b2f1913d095b8d87a193fdce3b96ef240629

  • SHA512

    4fb5f83a7cf38d9aa20ea2b0bc9302fc324dc9435d952306449263abdb05c883b35af4e307ddcdb71cf6f31ba6f915deb6d9935320430b2231dcbf2e52a92b10

  • SSDEEP

    6144:zIs9OKofHfHTXQLzgvnzHPowYbvrjD/L7QPbg/Dr0T3rnXLHf7zjPFsEPAsKCtZ0:WKofHfHTXQLzgvnzHPowYbvrjD/L7QPS

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 2 IoCs
  • Reads user/profile data of web browsers 3 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 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\f7964e9d9cf014ad703bde48ea99b2f1913d095b8d87a193fdce3b96ef240629N.exe
    "C:\Users\Admin\AppData\Local\Temp\f7964e9d9cf014ad703bde48ea99b2f1913d095b8d87a193fdce3b96ef240629N.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:4864
    • C:\Windows\SysWOW64\ctfmen.exe
      ctfmen.exe
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:3324
      • 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:3156

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Windows\SysWOW64\ctfmen.exe
    Filesize

    4KB

    MD5

    794fd226cb2716d916c183ee2ab6fe98

    SHA1

    5a13832098b331594f2cd059910b06bf3a9941dd

    SHA256

    f4b40974d7e63c8f2ab78ec52c537426d98ff0b3e954d90f0f5a92d8a26ac866

    SHA512

    5870bc300d417523fb0be882e700624a62dd496fbf197fac8f5374bcaa4824398378911fb1a654b678b88fa25296b7c33a286a623879d3591872e68996b69c68

    Download Submit

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

    226KB

    MD5

    74e15a981091ad6a6229be22ed966c86

    SHA1

    4dd2713b53155f2c93714c23d6ab3e128962663f

    SHA256

    0f5b71b9cf28ecdd5ce1a3fda84fb8f74e9ad2eba3a90cd5a3b0dc348c424355

    SHA512

    adb013ec1a4f5fbc9b35fe5d07e6d06efdc28add26a127122a2d98388e530a10140a34db5648268e906482ccf698172eab904dd2510765ff90ad01d801f88fa5

    Download Submit

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

    183B

    MD5

    841f3c17984d95b66cd90093102783b0

    SHA1

    5ebe1f4f8d6812d611ea81e6cb56bb64c766c6a4

    SHA256

    80999317f1df933aa570bd72af88a32bdf39980f989085c2bfb026d6ed583668

    SHA512

    a85debc60f6e6a2493ff1c533224be82eeeb0fbf96191241a39e252cca91b8153349b3c6db5fe30ee6a20a3148ef8eef00734c3a8a5ba5b307b8abaf1622291f

    Download Submit

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

    8KB

    MD5

    69a584568217826f8194f2f402b20687

    SHA1

    d5e525b0b4b3c6b8ce4f9fe7b52dc17360b0ea67

    SHA256

    c402f67202dc01aa99579ae08f245f7e0c6ac9af071d6413176a87537a7372b7

    SHA512

    94c8b89a69cfcb567dd6ce9e62cc4855cfd33ccf38e968ef7cbfbb1a3b624ef74762f159a903ab3d47ff841010db51ce8476503ad288dd4012e42a98a43345cb

    Download Submit

  • memory/3156-30-0x0000000000400000-0x0000000000432000-memory.dmp

    Filesize

    200KB

    Download

  • memory/3156-37-0x0000000010000000-0x000000001000D000-memory.dmp

    Filesize

    52KB

    Download

  • memory/3156-39-0x0000000000400000-0x0000000000432000-memory.dmp

    Filesize

    200KB

    Download

  • memory/3156-40-0x0000000010000000-0x000000001000D000-memory.dmp

    Filesize

    52KB

    Download

  • memory/3324-21-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

    Download

  • memory/3324-29-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

    Download

  • memory/4864-24-0x0000000010000000-0x000000001000D000-memory.dmp

    Filesize

    52KB

    Download

  • memory/4864-23-0x0000000000400000-0x0000000000432000-memory.dmp

    Filesize

    200KB

    Download

  • memory/4864-0-0x0000000000400000-0x0000000000432000-memory.dmp

    Filesize

    200KB

    Download

  • memory/4864-12-0x0000000010000000-0x000000001000D000-memory.dmp

    Filesize

    52KB

    Download