Overview

overview

8

Static

static

3

3d1ef0a6de...0N.exe

windows7-x64

8

3d1ef0a6de...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
    18-08-2024 16:35

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General

  • Target

    3d1ef0a6de9e1dfe7365778fd15653b0N.exe

  • Size

    2.4MB

  • MD5

    3d1ef0a6de9e1dfe7365778fd15653b0

  • SHA1

    88fc82d611679e0b2feca492bdee65b0324c2c7c

  • SHA256

    846318c2ce45b7ebd7310e58a3894301ce7399277d3775159c8954873c3e477e

  • SHA512

    d682f6bdd9b2206f39edeb73cf4fb6c8dcaac26eae12f15695ced8ec1dd24c07960065ca83c0c4f298f70c125b8156fa496b32f2af5130682c93f660a54de9d1

  • SSDEEP

    49152:tR/laMbYAp7s5nceEv7MuGOe4jPyTmE7ZIIKR01GSM8prnoo:tRNvpAceMjGL4jaCE7ZGCxh

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
  • Suspicious use of NtSetInformationThreadHideFromDebugger 14 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 SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\3d1ef0a6de9e1dfe7365778fd15653b0N.exe
    "C:\Users\Admin\AppData\Local\Temp\3d1ef0a6de9e1dfe7365778fd15653b0N.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • Maps connected drives based on registry
    • Drops file in System32 directory
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • System Location Discovery: System Language Discovery
    • Modifies registry class
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2652
    • 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:2704
      • 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
        • Suspicious use of NtSetInformationThreadHideFromDebugger
        • Drops file in Program Files directory
        • Drops file in Windows directory
        • System Location Discovery: System Language Discovery
        • Modifies registry class
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        PID:2656

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    183B

    MD5

    d9124e9d688e6f3e26cfa1b2d3b1d0a9

    SHA1

    40c4b079c4e41387455e9b9459192855541ec286

    SHA256

    6dc4e43b46e8357da7cab8141ecc74f68cba3ff1ade226a4bb5b195109d1511a

    SHA512

    4c5b922940e3b81376d4ed5742c1be2dbca9a7026fd2c8862ed0ddedd343d19ee5313a14f0ab64b9870ae48827894b808515d022b2f3d56c4f4cedf62370281a

    Download Submit

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

    2.4MB

    MD5

    6fd9b6df7e162cb353987f49305499e0

    SHA1

    706035207ab70a6ce896203335b25c5ea79dfeaf

    SHA256

    b73b1b2438257fab622fafb72c2a2de59f5c58f4e4b290f2363ad0d40f05d213

    SHA512

    043e2023535addec94d2ae32974be69ddfffef8d111776f0fba84311f0d3035828886554e52e958fb89b6277d69a94e1897f5779fe4a67934af670650ae2bede

    Download Submit

  • \Windows\SysWOW64\ctfmen.exe
    Filesize

    4KB

    MD5

    ef3459ef2e2a7c85ad63f66eee941dc0

    SHA1

    43be8d1af1aeb1aca90d36e18ee8f0e98339ecf8

    SHA256

    3a1b641c4cf5cbf5d04e9a8056d1582a35b0305af02e1b0a2511ebe5081d376f

    SHA512

    99168526b19fe171b6e39d73602c9b94b457011cbedf18905a10a0f9b7bda9ca4eec407cee7e51397e612f73f06c52251db49ce49b857f9f69ab97f283884f85

    Download Submit

  • \Windows\SysWOW64\shervans.dll
    Filesize

    8KB

    MD5

    36ad490a7eeab6824f07f13b4575a6e0

    SHA1

    84fdf78e93f6a5293f0a1772641e481fdf9bfe76

    SHA256

    1b36beb9e03b0b521e596aff6d3d2296b001ecf3ccd4b7a0f177a4a3d07f468f

    SHA512

    09f4f25e42985307013dfdc96d069660b2ee73a2769420d613f8ab08a6bf9cee1a5d2a2031c8ddfd79026eb6d41ff5516094a3916ff81dcf22b663e932941d7e

    Download Submit

  • memory/2652-0-0x0000000000400000-0x0000000000DCC000-memory.dmp

    Filesize

    9.8MB

    Download

  • memory/2652-1-0x000000007EBD0000-0x000000007EFA1000-memory.dmp

    Filesize

    3.8MB

    Download

  • memory/2652-13-0x0000000010000000-0x000000001000D000-memory.dmp

    Filesize

    52KB

    Download

  • memory/2652-26-0x0000000000170000-0x0000000000179000-memory.dmp

    Filesize

    36KB

    Download

  • memory/2652-31-0x0000000000400000-0x0000000000DCC000-memory.dmp

    Filesize

    9.8MB

    Download

  • memory/2652-30-0x0000000010000000-0x000000001000D000-memory.dmp

    Filesize

    52KB

    Download

  • memory/2652-29-0x000000007EBD0000-0x000000007EFA1000-memory.dmp

    Filesize

    3.8MB

    Download

  • memory/2652-24-0x0000000000170000-0x0000000000179000-memory.dmp

    Filesize

    36KB

    Download

  • memory/2656-45-0x0000000010000000-0x000000001000D000-memory.dmp

    Filesize

    52KB

    Download

  • memory/2656-53-0x0000000000400000-0x0000000000DCC000-memory.dmp

    Filesize

    9.8MB

    Download

  • memory/2656-39-0x000000007EBD0000-0x000000007EFA1000-memory.dmp

    Filesize

    3.8MB

    Download

  • memory/2656-69-0x0000000000400000-0x0000000000DCC000-memory.dmp

    Filesize

    9.8MB

    Download

  • memory/2656-47-0x0000000000400000-0x0000000000DCC000-memory.dmp

    Filesize

    9.8MB

    Download

  • memory/2656-48-0x000000007EBD0000-0x000000007EFA1000-memory.dmp

    Filesize

    3.8MB

    Download

  • memory/2656-50-0x0000000010000000-0x000000001000D000-memory.dmp

    Filesize

    52KB

    Download

  • memory/2656-49-0x0000000000400000-0x0000000000DCC000-memory.dmp

    Filesize

    9.8MB

    Download

  • memory/2656-51-0x0000000000400000-0x0000000000DCC000-memory.dmp

    Filesize

    9.8MB

    Download

  • memory/2656-38-0x0000000000400000-0x0000000000DCC000-memory.dmp

    Filesize

    9.8MB

    Download

  • memory/2656-55-0x0000000000400000-0x0000000000DCC000-memory.dmp

    Filesize

    9.8MB

    Download

  • memory/2656-57-0x0000000000400000-0x0000000000DCC000-memory.dmp

    Filesize

    9.8MB

    Download

  • memory/2656-59-0x0000000000400000-0x0000000000DCC000-memory.dmp

    Filesize

    9.8MB

    Download

  • memory/2656-61-0x0000000000400000-0x0000000000DCC000-memory.dmp

    Filesize

    9.8MB

    Download

  • memory/2656-63-0x0000000000400000-0x0000000000DCC000-memory.dmp

    Filesize

    9.8MB

    Download

  • memory/2656-65-0x0000000000400000-0x0000000000DCC000-memory.dmp

    Filesize

    9.8MB

    Download

  • memory/2656-67-0x0000000000400000-0x0000000000DCC000-memory.dmp

    Filesize

    9.8MB

    Download

  • memory/2704-32-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

    Download