Analysis

  • max time kernel
    233s
  • max time network
    336s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    26-11-2022 09:31

General

  • Target

    file.exe

  • Size

    205KB

  • MD5

    5455affcb52b4514c942a98346977925

  • SHA1

    f8856c07da848de7ff125af830d47d3c13d1396b

  • SHA256

    6be07a7a32ba150b354d213e8ae5a1b220aed9acf248b14a7162625044cc1a11

  • SHA512

    6887bdd61a2e79ffafd03085afae71a6e84ac9dde4010a37d51d78137d4f7cb44e9ae74dd0bab68a177d107571666a163ec622087e77d2ef12e6064190bda255

  • SSDEEP

    3072:DNPhIWKYF8F5kSU0MFbrNUAzdJwhv34uhhP7ywAr1LBlX03h1Yx455u0HfwU:4WKYMUtbRUAx834aDRABjX03hYO3w

Malware Config

Extracted

Family

amadey

Version

3.50

C2

193.56.146.194/h49vlBP/index.php

Signatures

  • Amadey

    Amadey bot is a simple trojan bot primarily used for collecting reconnaissance information.

  • Detect Amadey credential stealer module 5 IoCs
  • Blocklisted process makes network request 1 IoCs
  • Downloads MZ/PE file
  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 6 IoCs
  • Reads local data of messenger clients 2 TTPs

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

  • Accesses Microsoft Outlook profiles 1 TTPs 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of WriteProcessMemory 19 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\file.exe
    "C:\Users\Admin\AppData\Local\Temp\file.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:664
    • C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exe
      "C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of WriteProcessMemory
      PID:1992
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\System32\schtasks.exe" /Create /SC MINUTE /MO 1 /TN rovwer.exe /TR "C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exe" /F
        3⤵
        • Creates scheduled task(s)
        PID:1320
      • C:\Windows\SysWOW64\rundll32.exe
        "C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Roaming\bf045808586a24\cred64.dll, Main
        3⤵
        • Blocklisted process makes network request
        • Loads dropped DLL
        • Accesses Microsoft Outlook profiles
        • Suspicious behavior: EnumeratesProcesses
        • outlook_win_path
        PID:1824
  • C:\Windows\system32\taskeng.exe
    taskeng.exe {EFF39E2E-AB33-4779-A148-0AC0129A158D} S-1-5-21-1214520366-621468234-4062160515-1000:VDWSWJJD\Admin:Interactive:[1]
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1952
    • C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exe
      C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exe
      2⤵
      • Executes dropped EXE
      PID:328

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exe
    Filesize

    205KB

    MD5

    5455affcb52b4514c942a98346977925

    SHA1

    f8856c07da848de7ff125af830d47d3c13d1396b

    SHA256

    6be07a7a32ba150b354d213e8ae5a1b220aed9acf248b14a7162625044cc1a11

    SHA512

    6887bdd61a2e79ffafd03085afae71a6e84ac9dde4010a37d51d78137d4f7cb44e9ae74dd0bab68a177d107571666a163ec622087e77d2ef12e6064190bda255

  • C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exe
    Filesize

    205KB

    MD5

    5455affcb52b4514c942a98346977925

    SHA1

    f8856c07da848de7ff125af830d47d3c13d1396b

    SHA256

    6be07a7a32ba150b354d213e8ae5a1b220aed9acf248b14a7162625044cc1a11

    SHA512

    6887bdd61a2e79ffafd03085afae71a6e84ac9dde4010a37d51d78137d4f7cb44e9ae74dd0bab68a177d107571666a163ec622087e77d2ef12e6064190bda255

  • C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exe
    Filesize

    205KB

    MD5

    5455affcb52b4514c942a98346977925

    SHA1

    f8856c07da848de7ff125af830d47d3c13d1396b

    SHA256

    6be07a7a32ba150b354d213e8ae5a1b220aed9acf248b14a7162625044cc1a11

    SHA512

    6887bdd61a2e79ffafd03085afae71a6e84ac9dde4010a37d51d78137d4f7cb44e9ae74dd0bab68a177d107571666a163ec622087e77d2ef12e6064190bda255

  • C:\Users\Admin\AppData\Roaming\bf045808586a24\cred64.dll
    Filesize

    126KB

    MD5

    674cec24e36e0dfaec6290db96dda86e

    SHA1

    581e3a7a541cc04641e751fc850d92e07236681f

    SHA256

    de81531468982b689451e85d249214d0aa484e2ffedfd32c58d43cf879f29ded

    SHA512

    6d9898169073c240fe454bd45065fd7dc8458f1d323925b57eb58fa4305bb0d5631bbceb61835593b225e887e0867186ef637c440460279378cb29e832066029

  • \Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exe
    Filesize

    205KB

    MD5

    5455affcb52b4514c942a98346977925

    SHA1

    f8856c07da848de7ff125af830d47d3c13d1396b

    SHA256

    6be07a7a32ba150b354d213e8ae5a1b220aed9acf248b14a7162625044cc1a11

    SHA512

    6887bdd61a2e79ffafd03085afae71a6e84ac9dde4010a37d51d78137d4f7cb44e9ae74dd0bab68a177d107571666a163ec622087e77d2ef12e6064190bda255

  • \Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exe
    Filesize

    205KB

    MD5

    5455affcb52b4514c942a98346977925

    SHA1

    f8856c07da848de7ff125af830d47d3c13d1396b

    SHA256

    6be07a7a32ba150b354d213e8ae5a1b220aed9acf248b14a7162625044cc1a11

    SHA512

    6887bdd61a2e79ffafd03085afae71a6e84ac9dde4010a37d51d78137d4f7cb44e9ae74dd0bab68a177d107571666a163ec622087e77d2ef12e6064190bda255

  • \Users\Admin\AppData\Roaming\bf045808586a24\cred64.dll
    Filesize

    126KB

    MD5

    674cec24e36e0dfaec6290db96dda86e

    SHA1

    581e3a7a541cc04641e751fc850d92e07236681f

    SHA256

    de81531468982b689451e85d249214d0aa484e2ffedfd32c58d43cf879f29ded

    SHA512

    6d9898169073c240fe454bd45065fd7dc8458f1d323925b57eb58fa4305bb0d5631bbceb61835593b225e887e0867186ef637c440460279378cb29e832066029

  • \Users\Admin\AppData\Roaming\bf045808586a24\cred64.dll
    Filesize

    126KB

    MD5

    674cec24e36e0dfaec6290db96dda86e

    SHA1

    581e3a7a541cc04641e751fc850d92e07236681f

    SHA256

    de81531468982b689451e85d249214d0aa484e2ffedfd32c58d43cf879f29ded

    SHA512

    6d9898169073c240fe454bd45065fd7dc8458f1d323925b57eb58fa4305bb0d5631bbceb61835593b225e887e0867186ef637c440460279378cb29e832066029

  • \Users\Admin\AppData\Roaming\bf045808586a24\cred64.dll
    Filesize

    126KB

    MD5

    674cec24e36e0dfaec6290db96dda86e

    SHA1

    581e3a7a541cc04641e751fc850d92e07236681f

    SHA256

    de81531468982b689451e85d249214d0aa484e2ffedfd32c58d43cf879f29ded

    SHA512

    6d9898169073c240fe454bd45065fd7dc8458f1d323925b57eb58fa4305bb0d5631bbceb61835593b225e887e0867186ef637c440460279378cb29e832066029

  • \Users\Admin\AppData\Roaming\bf045808586a24\cred64.dll
    Filesize

    126KB

    MD5

    674cec24e36e0dfaec6290db96dda86e

    SHA1

    581e3a7a541cc04641e751fc850d92e07236681f

    SHA256

    de81531468982b689451e85d249214d0aa484e2ffedfd32c58d43cf879f29ded

    SHA512

    6d9898169073c240fe454bd45065fd7dc8458f1d323925b57eb58fa4305bb0d5631bbceb61835593b225e887e0867186ef637c440460279378cb29e832066029

  • memory/328-77-0x0000000000000000-mapping.dmp
  • memory/328-80-0x0000000000C5B000-0x0000000000C7A000-memory.dmp
    Filesize

    124KB

  • memory/328-81-0x0000000000400000-0x0000000000AE5000-memory.dmp
    Filesize

    6.9MB

  • memory/664-62-0x000000000028B000-0x00000000002AA000-memory.dmp
    Filesize

    124KB

  • memory/664-63-0x0000000000400000-0x0000000000AE5000-memory.dmp
    Filesize

    6.9MB

  • memory/664-54-0x00000000763D1000-0x00000000763D3000-memory.dmp
    Filesize

    8KB

  • memory/664-57-0x0000000000400000-0x0000000000AE5000-memory.dmp
    Filesize

    6.9MB

  • memory/664-55-0x000000000028B000-0x00000000002AA000-memory.dmp
    Filesize

    124KB

  • memory/664-56-0x0000000000AF0000-0x0000000000B2E000-memory.dmp
    Filesize

    248KB

  • memory/1320-65-0x0000000000000000-mapping.dmp
  • memory/1824-69-0x0000000000000000-mapping.dmp
  • memory/1824-76-0x0000000000161000-0x000000000017B000-memory.dmp
    Filesize

    104KB

  • memory/1992-68-0x0000000000400000-0x0000000000AE5000-memory.dmp
    Filesize

    6.9MB

  • memory/1992-67-0x00000000002EB000-0x000000000030A000-memory.dmp
    Filesize

    124KB

  • memory/1992-60-0x0000000000000000-mapping.dmp