Analysis

  • max time kernel
    112s
  • max time network
    115s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    09-11-2024 18:23

General

  • Target

    4ac2ac952a995a4186deb964a72742a3715d49eb231e63cffb80df77f089a363N.exe

  • Size

    156KB

  • MD5

    f1e30b5c56068a829be80ab57f0f1090

  • SHA1

    34d616a76a1b9d96d1a48b27424a77c6701b4c80

  • SHA256

    4ac2ac952a995a4186deb964a72742a3715d49eb231e63cffb80df77f089a363

  • SHA512

    26070e1e45f6be2bf4617bc226e4b5e1b72aa68f939fbdbfa7616424d8e2dc6bdf870e3b204be726dab1e8b1b74250ccb77fefc4a7a6e934d3a264146b01609b

  • SSDEEP

    1536:+fxvtgixq7OstjzjW6ZdjtETzR77i11GAbRp0BGiEA0O0o1n:+HIa6KTdNAbzSGiN0OJ

Malware Config

Signatures

  • Blocklisted process makes network request 9 IoCs
  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 4 IoCs
  • Reads user/profile data of web browsers 3 TTPs

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

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Enumerates connected drives 3 TTPs 23 IoCs

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

  • Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

    Bootkits write to the MBR to gain persistence at a level below the operating system.

  • System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

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

  • System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs

    Adversaries may check for Internet connectivity on compromised systems.

  • Checks processor information in registry 2 TTPs 2 IoCs

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

  • Runs ping.exe 1 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 19 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\4ac2ac952a995a4186deb964a72742a3715d49eb231e63cffb80df77f089a363N.exe
    "C:\Users\Admin\AppData\Local\Temp\4ac2ac952a995a4186deb964a72742a3715d49eb231e63cffb80df77f089a363N.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:3044
    • C:\Windows\SysWOW64\cmd.exe
      cmd.exe /c ping 127.0.0.1 -n 2&c:\lmapu.exe "C:\Users\Admin\AppData\Local\Temp\4ac2ac952a995a4186deb964a72742a3715d49eb231e63cffb80df77f089a363N.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • System Network Configuration Discovery: Internet Connection Discovery
      • Suspicious use of WriteProcessMemory
      PID:1736
      • C:\Windows\SysWOW64\PING.EXE
        ping 127.0.0.1 -n 2
        3⤵
        • System Location Discovery: System Language Discovery
        • System Network Configuration Discovery: Internet Connection Discovery
        • Runs ping.exe
        PID:2524
      • \??\c:\lmapu.exe
        c:\lmapu.exe "C:\Users\Admin\AppData\Local\Temp\4ac2ac952a995a4186deb964a72742a3715d49eb231e63cffb80df77f089a363N.exe"
        3⤵
        • Deletes itself
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:812
        • \??\c:\windows\SysWOW64\rundll32.exe
          c:\windows\system32\rundll32.exe "c:\qbutr\xgaha.dll",GetWindowClass c:\lmapu.exe
          4⤵
          • Blocklisted process makes network request
          • Loads dropped DLL
          • Adds Run key to start application
          • Enumerates connected drives
          • Writes to the Master Boot Record (MBR)
          • System Location Discovery: System Language Discovery
          • Checks processor information in registry
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:2092

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • \??\c:\lmapu.exe

    Filesize

    156KB

    MD5

    a9c793287647e0c17b2cf2fc927c31af

    SHA1

    9fe4390c1dc3f1a9c2b588dbc79f9f3b90f5a259

    SHA256

    ded080287f8842423442964e64ac3b5b0c243443b1c29e92ebedd6e0894b5d08

    SHA512

    a897b459f67d6f239fa5cbdf3eed7e1c288368e1346f7704f2148e3a6f78728f103b329787a11c0a602e4aff0c383f1f4caa24a64363fa24d1fadcf3f533dabf

  • \??\c:\qbutr\xgaha.dll

    Filesize

    63KB

    MD5

    bec93912524f50c6f7c943716c7ef02b

    SHA1

    69ba8f1dd5a7d6cd94d688c691406cbd54be4486

    SHA256

    032570414587af2303431e8db5d5f4223e0147f4b63a2160b97d9a6ea531bd81

    SHA512

    41fb8970e9007c789227740e81a483bda806470ce25476589a3dfceddaaa60b20d890c37b56f8be83defb2a5b774dbd6c2026fc259884e8acf2971b06041f6a6

  • memory/812-8-0x0000000000400000-0x0000000000425400-memory.dmp

    Filesize

    149KB

  • memory/1736-4-0x0000000000210000-0x0000000000236000-memory.dmp

    Filesize

    152KB

  • memory/2092-14-0x0000000010000000-0x0000000010036000-memory.dmp

    Filesize

    216KB

  • memory/2092-15-0x0000000010000000-0x0000000010036000-memory.dmp

    Filesize

    216KB

  • memory/2092-16-0x0000000010033000-0x0000000010034000-memory.dmp

    Filesize

    4KB

  • memory/2092-17-0x0000000010000000-0x0000000010036000-memory.dmp

    Filesize

    216KB

  • memory/2092-18-0x0000000010033000-0x0000000010034000-memory.dmp

    Filesize

    4KB

  • memory/2092-19-0x0000000010000000-0x0000000010036000-memory.dmp

    Filesize

    216KB

  • memory/2092-23-0x0000000010000000-0x0000000010036000-memory.dmp

    Filesize

    216KB

  • memory/2092-24-0x0000000010000000-0x0000000010036000-memory.dmp

    Filesize

    216KB

  • memory/2092-25-0x0000000010000000-0x0000000010036000-memory.dmp

    Filesize

    216KB

  • memory/3044-2-0x0000000000400000-0x0000000000425400-memory.dmp

    Filesize

    149KB

  • memory/3044-0-0x0000000000400000-0x0000000000425400-memory.dmp

    Filesize

    149KB