Analysis

  • max time kernel
    125s
  • max time network
    135s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    23-11-2022 08:06

General

  • Target

    file.exe

  • Size

    244KB

  • MD5

    41e1491b70e8968f36d98ca897bbf71f

  • SHA1

    1784c1961afc5a1e50526a6e8ffb296a1cd69a19

  • SHA256

    b149115ede40e48ff726687ec09eaf07d3c182792a72fdde5176fe2173eb5f57

  • SHA512

    4f2f00aff474657cdb4cc0cee210de810253ecf4adc1d8d00676029f238140f4bc2e10248128d7fd7058c62c8d2ad2843b14dbfd5a20d7e9dca44e173e38a69f

  • SSDEEP

    3072:lBkA2Ve2jYxLQ3vW8XD5CGO5jfhKznC1TKr9jaIjxOobZV1dYbn:YAkaLQ3vPPO5jfcT2mpjROotV1dYb

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 4 IoCs
  • Suspicious use of WriteProcessMemory 23 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:1684
    • 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:1356
      • 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:1916
      • 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:692
  • C:\Windows\system32\taskeng.exe
    taskeng.exe {DE558684-E982-4534-B198-62DBBA954159} S-1-5-21-3385717845-2518323428-350143044-1000:SABDUHNY\Admin:Interactive:[1]
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1068
    • C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exe
      C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exe
      2⤵
      • Executes dropped EXE
      PID:436
    • C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exe
      C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exe
      2⤵
      • Executes dropped EXE
      PID:1624

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

    244KB

    MD5

    41e1491b70e8968f36d98ca897bbf71f

    SHA1

    1784c1961afc5a1e50526a6e8ffb296a1cd69a19

    SHA256

    b149115ede40e48ff726687ec09eaf07d3c182792a72fdde5176fe2173eb5f57

    SHA512

    4f2f00aff474657cdb4cc0cee210de810253ecf4adc1d8d00676029f238140f4bc2e10248128d7fd7058c62c8d2ad2843b14dbfd5a20d7e9dca44e173e38a69f

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

    244KB

    MD5

    41e1491b70e8968f36d98ca897bbf71f

    SHA1

    1784c1961afc5a1e50526a6e8ffb296a1cd69a19

    SHA256

    b149115ede40e48ff726687ec09eaf07d3c182792a72fdde5176fe2173eb5f57

    SHA512

    4f2f00aff474657cdb4cc0cee210de810253ecf4adc1d8d00676029f238140f4bc2e10248128d7fd7058c62c8d2ad2843b14dbfd5a20d7e9dca44e173e38a69f

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

    244KB

    MD5

    41e1491b70e8968f36d98ca897bbf71f

    SHA1

    1784c1961afc5a1e50526a6e8ffb296a1cd69a19

    SHA256

    b149115ede40e48ff726687ec09eaf07d3c182792a72fdde5176fe2173eb5f57

    SHA512

    4f2f00aff474657cdb4cc0cee210de810253ecf4adc1d8d00676029f238140f4bc2e10248128d7fd7058c62c8d2ad2843b14dbfd5a20d7e9dca44e173e38a69f

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

    244KB

    MD5

    41e1491b70e8968f36d98ca897bbf71f

    SHA1

    1784c1961afc5a1e50526a6e8ffb296a1cd69a19

    SHA256

    b149115ede40e48ff726687ec09eaf07d3c182792a72fdde5176fe2173eb5f57

    SHA512

    4f2f00aff474657cdb4cc0cee210de810253ecf4adc1d8d00676029f238140f4bc2e10248128d7fd7058c62c8d2ad2843b14dbfd5a20d7e9dca44e173e38a69f

  • 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

    244KB

    MD5

    41e1491b70e8968f36d98ca897bbf71f

    SHA1

    1784c1961afc5a1e50526a6e8ffb296a1cd69a19

    SHA256

    b149115ede40e48ff726687ec09eaf07d3c182792a72fdde5176fe2173eb5f57

    SHA512

    4f2f00aff474657cdb4cc0cee210de810253ecf4adc1d8d00676029f238140f4bc2e10248128d7fd7058c62c8d2ad2843b14dbfd5a20d7e9dca44e173e38a69f

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

    244KB

    MD5

    41e1491b70e8968f36d98ca897bbf71f

    SHA1

    1784c1961afc5a1e50526a6e8ffb296a1cd69a19

    SHA256

    b149115ede40e48ff726687ec09eaf07d3c182792a72fdde5176fe2173eb5f57

    SHA512

    4f2f00aff474657cdb4cc0cee210de810253ecf4adc1d8d00676029f238140f4bc2e10248128d7fd7058c62c8d2ad2843b14dbfd5a20d7e9dca44e173e38a69f

  • \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/436-77-0x0000000000000000-mapping.dmp
  • memory/436-80-0x000000000080B000-0x000000000082A000-memory.dmp
    Filesize

    124KB

  • memory/436-81-0x0000000000400000-0x000000000065B000-memory.dmp
    Filesize

    2.4MB

  • memory/692-69-0x0000000000000000-mapping.dmp
  • memory/692-76-0x0000000000161000-0x000000000017B000-memory.dmp
    Filesize

    104KB

  • memory/1356-68-0x0000000000400000-0x000000000065B000-memory.dmp
    Filesize

    2.4MB

  • memory/1356-67-0x000000000076B000-0x000000000078A000-memory.dmp
    Filesize

    124KB

  • memory/1356-65-0x0000000000400000-0x000000000065B000-memory.dmp
    Filesize

    2.4MB

  • memory/1356-63-0x000000000076B000-0x000000000078A000-memory.dmp
    Filesize

    124KB

  • memory/1356-57-0x0000000000000000-mapping.dmp
  • memory/1624-82-0x0000000000000000-mapping.dmp
  • memory/1624-86-0x0000000000400000-0x000000000065B000-memory.dmp
    Filesize

    2.4MB

  • memory/1624-85-0x0000000000ADB000-0x0000000000AFA000-memory.dmp
    Filesize

    124KB

  • memory/1684-60-0x0000000000220000-0x000000000025E000-memory.dmp
    Filesize

    248KB

  • memory/1684-54-0x0000000076AE1000-0x0000000076AE3000-memory.dmp
    Filesize

    8KB

  • memory/1684-59-0x000000000079B000-0x00000000007BA000-memory.dmp
    Filesize

    124KB

  • memory/1684-61-0x0000000000400000-0x000000000065B000-memory.dmp
    Filesize

    2.4MB

  • memory/1916-64-0x0000000000000000-mapping.dmp