Overview

overview

10

Static

static

Bestellen.exe

windows7_x64

10

Bestellen.exe

windows10_x64

10

Analysis

  • max time kernel
    22s
  • max time network
    112s
  • platform
    windows10_x64
  • resource
    win10v20210408
  • submitted
    28-04-2021 12:43

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General

  • Target

    Bestellen.exe

  • Size

    21KB

  • MD5

    95cc0a03522c5e154082e5869d48ce0f

  • SHA1

    c3fe4fd65451f225e4fffcc9112154d5d1d69108

  • SHA256

    eb19bcc9c2fc11bd348b0a7377245ba5a66c810ab8d7d81ae39f8bdc7cbf261e

  • SHA512

    2437704d3f37bb81eea073b7cf903ca22b6504dcedb807872e89b6c6f889ebb05a8a1045988b3b1057a5850d8927e24bb82a7145e092336de98acff5d66bbd7f

Score
10/10
azorultdiscoveryinfostealerspywarestealertrojan

Malware Config

Extracted

Family

azorult

C2

http://195.245.112.115/index.php

Signatures

  • Azorult

    An information stealer that was first discovered in 2016, targeting browsing history and passwords.

    trojaninfostealerazorult
  • Loads dropped DLL 4 IoCs
  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

    spywarestealer
  • Reads local data of messenger clients 2 TTPs

    Infostealers often target stored data of messaging applications, which can include saved credentials and account information.

    spywarestealer
  • Reads user/profile data of local email clients 2 TTPs

    Email clients store some user data on disk where infostealers will often target it.

    spywarestealer
  • Reads user/profile data of web browsers 2 TTPs

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

    spywarestealer
  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
    spyware
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

    discovery
  • Suspicious use of NtSetInformationThreadHideFromDebugger 15 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Program crash 1 IoCs
  • Checks processor information in registry 2 TTPs 2 IoCs

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

  • Delays execution with timeout.exe 2 IoCs
    evasion
  • Suspicious behavior: EnumeratesProcesses 19 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of WriteProcessMemory 22 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Bestellen.exe
    "C:\Users\Admin\AppData\Local\Temp\Bestellen.exe"
    1⤵
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:752
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c timeout 1
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:208
      • C:\Windows\SysWOW64\timeout.exe
        timeout 1
        3⤵
        • Delays execution with timeout.exe
        PID:780
    • C:\Users\Admin\AppData\Local\Temp\Bestellen.exe
      "C:\Users\Admin\AppData\Local\Temp\Bestellen.exe"
      2⤵
      • Loads dropped DLL
      • Checks processor information in registry
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:2700
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\system32\cmd.exe" /c C:\Windows\system32\timeout.exe 3 & del "Bestellen.exe"
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:3616
        • C:\Windows\SysWOW64\timeout.exe
          C:\Windows\system32\timeout.exe 3
          4⤵
          • Delays execution with timeout.exe
          PID:2272
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 752 -s 1912
      2⤵
      • Program crash
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1220

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • \Users\Admin\AppData\Local\Temp\6E3C648E\mozglue.dll
    MD5

    9e682f1eb98a9d41468fc3e50f907635

    SHA1

    85e0ceca36f657ddf6547aa0744f0855a27527ee

    SHA256

    830533bb569594ec2f7c07896b90225006b90a9af108f49d6fb6bebd02428b2d

    SHA512

    230230722d61ac1089fabf3f2decfa04f9296498f8e2a2a49b1527797dca67b5a11ab8656f04087acadf873fa8976400d57c77c404eba4aff89d92b9986f32ed

    Download Submit

  • \Users\Admin\AppData\Local\Temp\6E3C648E\msvcp140.dll
    MD5

    109f0f02fd37c84bfc7508d4227d7ed5

    SHA1

    ef7420141bb15ac334d3964082361a460bfdb975

    SHA256

    334e69ac9367f708ce601a6f490ff227d6c20636da5222f148b25831d22e13d4

    SHA512

    46eb62b65817365c249b48863d894b4669e20fcb3992e747cd5c9fdd57968e1b2cf7418d1c9340a89865eadda362b8db51947eb4427412eb83b35994f932fd39

    Download Submit

  • \Users\Admin\AppData\Local\Temp\6E3C648E\nss3.dll
    MD5

    556ea09421a0f74d31c4c0a89a70dc23

    SHA1

    f739ba9b548ee64b13eb434a3130406d23f836e3

    SHA256

    f0e6210d4a0d48c7908d8d1c270449c91eb4523e312a61256833bfeaf699abfb

    SHA512

    2481fc80dffa8922569552c3c3ebaef8d0341b80427447a14b291ec39ea62ab9c05a75e85eef5ea7f857488cab1463c18586f9b076e2958c5a314e459045ede2

    Download Submit

  • \Users\Admin\AppData\Local\Temp\6E3C648E\vcruntime140.dll
    MD5

    7587bf9cb4147022cd5681b015183046

    SHA1

    f2106306a8f6f0da5afb7fc765cfa0757ad5a628

    SHA256

    c40bb03199a2054dabfc7a8e01d6098e91de7193619effbd0f142a7bf031c14d

    SHA512

    0b63e4979846ceba1b1ed8470432ea6aa18cca66b5f5322d17b14bc0dfa4b2ee09ca300a016e16a01db5123e4e022820698f46d9bad1078bd24675b4b181e91f

    Download Submit

  • memory/208-120-0x0000000000000000-mapping.dmp

    Download

  • memory/752-119-0x0000000005090000-0x00000000050E3000-memory.dmp

    Filesize

    332KB

    Download

  • memory/752-114-0x0000000000CE0000-0x0000000000CE1000-memory.dmp

    Filesize

    4KB

    Download

  • memory/752-118-0x0000000005570000-0x0000000005A6E000-memory.dmp

    Filesize

    5.0MB

    Download

  • memory/752-117-0x0000000005650000-0x0000000005651000-memory.dmp

    Filesize

    4KB

    Download

  • memory/752-116-0x0000000005A70000-0x0000000005A71000-memory.dmp

    Filesize

    4KB

    Download

  • memory/780-121-0x0000000000000000-mapping.dmp

    Download

  • memory/2272-130-0x0000000000000000-mapping.dmp

    Download

  • memory/2700-122-0x0000000000400000-0x0000000000437000-memory.dmp

    Filesize

    220KB

    Download

  • memory/2700-123-0x000000000041A684-mapping.dmp

    Download

  • memory/2700-124-0x0000000000400000-0x0000000000437000-memory.dmp

    Filesize

    220KB

    Download

  • memory/3616-129-0x0000000000000000-mapping.dmp

    Download