Analysis

  • max time kernel
    122s
  • max time network
    131s
  • platform
    windows7_x64
  • resource
    win7-20220901-en
  • resource tags

    arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
  • submitted
    29-11-2022 16:55

General

  • Target

    b7842ab0ab8222d82bc85fed657c6b654934273c8879bc54a514ed1b11f4dc4c.exe

  • Size

    205KB

  • MD5

    6ebe673b67f6e09ebc8d12c1c2228820

  • SHA1

    9c31a26fdc6ad270a35dbab8c65c69a5f32fcc59

  • SHA256

    b7842ab0ab8222d82bc85fed657c6b654934273c8879bc54a514ed1b11f4dc4c

  • SHA512

    5459fa4ab307c9bb8807050fdd2e9334e73cdd9efd814977596d213d17ee122648468f8b383f45d0098905d2d62cb02fc9edb4fa6588aaff4ee1f66993d75640

  • SSDEEP

    3072:xEDbGq+SNqbj37y5mKSLaICiuCz4SebdwvboQ5Ix2LKtuskzp8UtNc+D:2Gq+sa3CS1CqcyvboQOxKsstT

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
  • Executes dropped EXE 3 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 2 IoCs
  • Suspicious use of WriteProcessMemory 23 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b7842ab0ab8222d82bc85fed657c6b654934273c8879bc54a514ed1b11f4dc4c.exe
    "C:\Users\Admin\AppData\Local\Temp\b7842ab0ab8222d82bc85fed657c6b654934273c8879bc54a514ed1b11f4dc4c.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:1564
    • 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:1352
      • 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:1112
      • 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:1836
  • C:\Windows\system32\taskeng.exe
    taskeng.exe {3DB1D5FB-AC80-4C3B-84E2-0DC961E30955} S-1-5-21-4063495947-34355257-727531523-1000:RYNKSFQE\Admin:Interactive:[1]
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1308
    • C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exe
      C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exe
      2⤵
      • Executes dropped EXE
      PID:1772
    • C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exe
      C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exe
      2⤵
      • Executes dropped EXE
      PID:1636

Network

MITRE ATT&CK Matrix ATT&CK v6

Execution

Scheduled Task

1
T1053

Persistence

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Credential Access

Credentials in Files

1
T1081

Discovery

System Information Discovery

1
T1082

Collection

Data from Local System

1
T1005

Email Collection

1
T1114

Replay Monitor

Loading Replay Monitor...

Downloads

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

    205KB

    MD5

    6ebe673b67f6e09ebc8d12c1c2228820

    SHA1

    9c31a26fdc6ad270a35dbab8c65c69a5f32fcc59

    SHA256

    b7842ab0ab8222d82bc85fed657c6b654934273c8879bc54a514ed1b11f4dc4c

    SHA512

    5459fa4ab307c9bb8807050fdd2e9334e73cdd9efd814977596d213d17ee122648468f8b383f45d0098905d2d62cb02fc9edb4fa6588aaff4ee1f66993d75640

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

    205KB

    MD5

    6ebe673b67f6e09ebc8d12c1c2228820

    SHA1

    9c31a26fdc6ad270a35dbab8c65c69a5f32fcc59

    SHA256

    b7842ab0ab8222d82bc85fed657c6b654934273c8879bc54a514ed1b11f4dc4c

    SHA512

    5459fa4ab307c9bb8807050fdd2e9334e73cdd9efd814977596d213d17ee122648468f8b383f45d0098905d2d62cb02fc9edb4fa6588aaff4ee1f66993d75640

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

    205KB

    MD5

    6ebe673b67f6e09ebc8d12c1c2228820

    SHA1

    9c31a26fdc6ad270a35dbab8c65c69a5f32fcc59

    SHA256

    b7842ab0ab8222d82bc85fed657c6b654934273c8879bc54a514ed1b11f4dc4c

    SHA512

    5459fa4ab307c9bb8807050fdd2e9334e73cdd9efd814977596d213d17ee122648468f8b383f45d0098905d2d62cb02fc9edb4fa6588aaff4ee1f66993d75640

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

    205KB

    MD5

    6ebe673b67f6e09ebc8d12c1c2228820

    SHA1

    9c31a26fdc6ad270a35dbab8c65c69a5f32fcc59

    SHA256

    b7842ab0ab8222d82bc85fed657c6b654934273c8879bc54a514ed1b11f4dc4c

    SHA512

    5459fa4ab307c9bb8807050fdd2e9334e73cdd9efd814977596d213d17ee122648468f8b383f45d0098905d2d62cb02fc9edb4fa6588aaff4ee1f66993d75640

  • 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

    6ebe673b67f6e09ebc8d12c1c2228820

    SHA1

    9c31a26fdc6ad270a35dbab8c65c69a5f32fcc59

    SHA256

    b7842ab0ab8222d82bc85fed657c6b654934273c8879bc54a514ed1b11f4dc4c

    SHA512

    5459fa4ab307c9bb8807050fdd2e9334e73cdd9efd814977596d213d17ee122648468f8b383f45d0098905d2d62cb02fc9edb4fa6588aaff4ee1f66993d75640

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

    205KB

    MD5

    6ebe673b67f6e09ebc8d12c1c2228820

    SHA1

    9c31a26fdc6ad270a35dbab8c65c69a5f32fcc59

    SHA256

    b7842ab0ab8222d82bc85fed657c6b654934273c8879bc54a514ed1b11f4dc4c

    SHA512

    5459fa4ab307c9bb8807050fdd2e9334e73cdd9efd814977596d213d17ee122648468f8b383f45d0098905d2d62cb02fc9edb4fa6588aaff4ee1f66993d75640

  • \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/1112-67-0x0000000000000000-mapping.dmp
  • memory/1352-60-0x0000000000000000-mapping.dmp
  • memory/1352-65-0x00000000005CD000-0x00000000005EC000-memory.dmp
    Filesize

    124KB

  • memory/1352-69-0x0000000000400000-0x0000000000469000-memory.dmp
    Filesize

    420KB

  • memory/1352-66-0x0000000000400000-0x0000000000469000-memory.dmp
    Filesize

    420KB

  • memory/1564-57-0x0000000000400000-0x0000000000469000-memory.dmp
    Filesize

    420KB

  • memory/1564-55-0x000000000030D000-0x000000000032D000-memory.dmp
    Filesize

    128KB

  • memory/1564-62-0x000000000030D000-0x000000000032D000-memory.dmp
    Filesize

    128KB

  • memory/1564-54-0x0000000075681000-0x0000000075683000-memory.dmp
    Filesize

    8KB

  • memory/1564-63-0x0000000000400000-0x0000000000469000-memory.dmp
    Filesize

    420KB

  • memory/1564-56-0x0000000000290000-0x00000000002CE000-memory.dmp
    Filesize

    248KB

  • memory/1636-83-0x0000000000000000-mapping.dmp
  • memory/1636-86-0x00000000005BD000-0x00000000005DC000-memory.dmp
    Filesize

    124KB

  • memory/1636-87-0x0000000000400000-0x0000000000469000-memory.dmp
    Filesize

    420KB

  • memory/1772-78-0x0000000000000000-mapping.dmp
  • memory/1772-81-0x00000000002ED000-0x000000000030C000-memory.dmp
    Filesize

    124KB

  • memory/1772-82-0x0000000000400000-0x0000000000469000-memory.dmp
    Filesize

    420KB

  • memory/1836-70-0x0000000000000000-mapping.dmp
  • memory/1836-77-0x0000000000121000-0x000000000013B000-memory.dmp
    Filesize

    104KB