Analysis

  • max time kernel
    125s
  • max time network
    193s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    30-11-2022 10:01

General

  • Target

    1b55a8bf7affc37d19343b1629b06a63.exe

  • Size

    243KB

  • MD5

    1b55a8bf7affc37d19343b1629b06a63

  • SHA1

    4591134d553facb25e952490f55d18833a51e10e

  • SHA256

    4f8f78fa26b8cec4ac3aebe88562c34cb33f500576842ed9fdfd2dc24554feae

  • SHA512

    6f7618bb43f7f4d5bbc45bbbed392ea295b3519f20b9ab9e8e1a8e19b4bcc3760431c622a9785d1bb28b82fb5cdb17cc33ea7396d6f7d94dd763dc6b6dd9d6e3

  • SSDEEP

    6144:9MQbFuoFCbBNLZDM/DzkJObj6r3Bp/v3INK0gt:9MQbdEf1kfe+Gr3Bp3t

Malware Config

Extracted

Family

amadey

Version

3.50

C2

77.73.133.72/hfk3vK9/index.php

Extracted

Family

redline

Botnet

@P1

C2

193.106.191.138:32796

Attributes
  • auth_value

    54c79ce081122137049ee07c0a2f38ab

Signatures

  • Amadey

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

  • Detect Amadey credential stealer module 5 IoCs
  • RedLine

    RedLine Stealer is a malware family written in C#, first appearing in early 2020.

  • RedLine payload 4 IoCs
  • Blocklisted process makes network request 1 IoCs
  • Downloads MZ/PE file
  • Executes dropped EXE 4 IoCs
  • Loads dropped DLL 8 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.

  • Uses the VBS compiler for execution 1 TTPs
  • Accesses Microsoft Outlook profiles 1 TTPs 1 IoCs
  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • Adds Run key to start application 2 TTPs 1 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.

  • 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 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 33 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\1b55a8bf7affc37d19343b1629b06a63.exe
    "C:\Users\Admin\AppData\Local\Temp\1b55a8bf7affc37d19343b1629b06a63.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:1204
    • C:\Users\Admin\AppData\Local\Temp\ecaac49691\gntuud.exe
      "C:\Users\Admin\AppData\Local\Temp\ecaac49691\gntuud.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:992
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\System32\schtasks.exe" /Create /SC MINUTE /MO 1 /TN gntuud.exe /TR "C:\Users\Admin\AppData\Local\Temp\ecaac49691\gntuud.exe" /F
        3⤵
        • Creates scheduled task(s)
        PID:468
      • C:\Users\Admin\AppData\Local\Temp\1000004001\softx64.exe
        "C:\Users\Admin\AppData\Local\Temp\1000004001\softx64.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • Suspicious use of WriteProcessMemory
        PID:1472
        • C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
          "C:\\Windows\\Microsoft.NET\\Framework\\v4.0.30319\\vbc.exe"
          4⤵
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:1248
      • C:\Windows\SysWOW64\rundll32.exe
        "C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Roaming\f49dfc5e4e2508\cred64.dll, Main
        3⤵
        • Blocklisted process makes network request
        • Loads dropped DLL
        • Accesses Microsoft Outlook profiles
        • Suspicious behavior: EnumeratesProcesses
        • outlook_win_path
        PID:828
  • C:\Windows\system32\taskeng.exe
    taskeng.exe {95110057-EEC4-475E-80D1-3A6FBB13E70D} S-1-5-21-3845472200-3839195424-595303356-1000:ZERMMMDR\Admin:Interactive:[1]
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1728
    • C:\Users\Admin\AppData\Local\Temp\ecaac49691\gntuud.exe
      C:\Users\Admin\AppData\Local\Temp\ecaac49691\gntuud.exe
      2⤵
      • Executes dropped EXE
      PID:976
    • C:\Users\Admin\AppData\Local\Temp\ecaac49691\gntuud.exe
      C:\Users\Admin\AppData\Local\Temp\ecaac49691\gntuud.exe
      2⤵
      • Executes dropped EXE
      PID:1512

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\1000004001\softx64.exe

    Filesize

    2.5MB

    MD5

    7956f1b82613ba7dfa2d465115fbaee0

    SHA1

    8d477c1ed6853d17acb04e3d2fcd7412d41daf40

    SHA256

    85b562c807e51bc50df82619640d3272647a30edf5fe3cf78441c0977c92b469

    SHA512

    3bbbcbacb79e7333452b40f922eacfe81a63da80035a33fe285796b688455e448569d854b2cb15d2ef1244a4652d877d74899dd845a26ff1f4b9b31138eab70d

  • C:\Users\Admin\AppData\Local\Temp\ecaac49691\gntuud.exe

    Filesize

    243KB

    MD5

    1b55a8bf7affc37d19343b1629b06a63

    SHA1

    4591134d553facb25e952490f55d18833a51e10e

    SHA256

    4f8f78fa26b8cec4ac3aebe88562c34cb33f500576842ed9fdfd2dc24554feae

    SHA512

    6f7618bb43f7f4d5bbc45bbbed392ea295b3519f20b9ab9e8e1a8e19b4bcc3760431c622a9785d1bb28b82fb5cdb17cc33ea7396d6f7d94dd763dc6b6dd9d6e3

  • C:\Users\Admin\AppData\Local\Temp\ecaac49691\gntuud.exe

    Filesize

    243KB

    MD5

    1b55a8bf7affc37d19343b1629b06a63

    SHA1

    4591134d553facb25e952490f55d18833a51e10e

    SHA256

    4f8f78fa26b8cec4ac3aebe88562c34cb33f500576842ed9fdfd2dc24554feae

    SHA512

    6f7618bb43f7f4d5bbc45bbbed392ea295b3519f20b9ab9e8e1a8e19b4bcc3760431c622a9785d1bb28b82fb5cdb17cc33ea7396d6f7d94dd763dc6b6dd9d6e3

  • C:\Users\Admin\AppData\Local\Temp\ecaac49691\gntuud.exe

    Filesize

    243KB

    MD5

    1b55a8bf7affc37d19343b1629b06a63

    SHA1

    4591134d553facb25e952490f55d18833a51e10e

    SHA256

    4f8f78fa26b8cec4ac3aebe88562c34cb33f500576842ed9fdfd2dc24554feae

    SHA512

    6f7618bb43f7f4d5bbc45bbbed392ea295b3519f20b9ab9e8e1a8e19b4bcc3760431c622a9785d1bb28b82fb5cdb17cc33ea7396d6f7d94dd763dc6b6dd9d6e3

  • C:\Users\Admin\AppData\Local\Temp\ecaac49691\gntuud.exe

    Filesize

    243KB

    MD5

    1b55a8bf7affc37d19343b1629b06a63

    SHA1

    4591134d553facb25e952490f55d18833a51e10e

    SHA256

    4f8f78fa26b8cec4ac3aebe88562c34cb33f500576842ed9fdfd2dc24554feae

    SHA512

    6f7618bb43f7f4d5bbc45bbbed392ea295b3519f20b9ab9e8e1a8e19b4bcc3760431c622a9785d1bb28b82fb5cdb17cc33ea7396d6f7d94dd763dc6b6dd9d6e3

  • C:\Users\Admin\AppData\Roaming\f49dfc5e4e2508\cred64.dll

    Filesize

    126KB

    MD5

    349b2b47fef50fa6a1fc19d0ee4b2db8

    SHA1

    077f4328b3f060a9f010b1a63d9e127d24ddafd4

    SHA256

    5cd41f164de6f783b7da82b5f6dbd49413eccd87cc7470f2004d58ca081fb0e0

    SHA512

    83fd58be4c0051ed05b7a03443d256d52f09206d2f433bd302c9e9e3780b9d472e823aed1db01b5052dc8fdc63a4352beac9e399858a8252c057f11cf2bd1773

  • \Users\Admin\AppData\Local\Temp\1000004001\softx64.exe

    Filesize

    2.5MB

    MD5

    7956f1b82613ba7dfa2d465115fbaee0

    SHA1

    8d477c1ed6853d17acb04e3d2fcd7412d41daf40

    SHA256

    85b562c807e51bc50df82619640d3272647a30edf5fe3cf78441c0977c92b469

    SHA512

    3bbbcbacb79e7333452b40f922eacfe81a63da80035a33fe285796b688455e448569d854b2cb15d2ef1244a4652d877d74899dd845a26ff1f4b9b31138eab70d

  • \Users\Admin\AppData\Local\Temp\1000004001\softx64.exe

    Filesize

    2.5MB

    MD5

    7956f1b82613ba7dfa2d465115fbaee0

    SHA1

    8d477c1ed6853d17acb04e3d2fcd7412d41daf40

    SHA256

    85b562c807e51bc50df82619640d3272647a30edf5fe3cf78441c0977c92b469

    SHA512

    3bbbcbacb79e7333452b40f922eacfe81a63da80035a33fe285796b688455e448569d854b2cb15d2ef1244a4652d877d74899dd845a26ff1f4b9b31138eab70d

  • \Users\Admin\AppData\Local\Temp\ecaac49691\gntuud.exe

    Filesize

    243KB

    MD5

    1b55a8bf7affc37d19343b1629b06a63

    SHA1

    4591134d553facb25e952490f55d18833a51e10e

    SHA256

    4f8f78fa26b8cec4ac3aebe88562c34cb33f500576842ed9fdfd2dc24554feae

    SHA512

    6f7618bb43f7f4d5bbc45bbbed392ea295b3519f20b9ab9e8e1a8e19b4bcc3760431c622a9785d1bb28b82fb5cdb17cc33ea7396d6f7d94dd763dc6b6dd9d6e3

  • \Users\Admin\AppData\Local\Temp\ecaac49691\gntuud.exe

    Filesize

    243KB

    MD5

    1b55a8bf7affc37d19343b1629b06a63

    SHA1

    4591134d553facb25e952490f55d18833a51e10e

    SHA256

    4f8f78fa26b8cec4ac3aebe88562c34cb33f500576842ed9fdfd2dc24554feae

    SHA512

    6f7618bb43f7f4d5bbc45bbbed392ea295b3519f20b9ab9e8e1a8e19b4bcc3760431c622a9785d1bb28b82fb5cdb17cc33ea7396d6f7d94dd763dc6b6dd9d6e3

  • \Users\Admin\AppData\Roaming\f49dfc5e4e2508\cred64.dll

    Filesize

    126KB

    MD5

    349b2b47fef50fa6a1fc19d0ee4b2db8

    SHA1

    077f4328b3f060a9f010b1a63d9e127d24ddafd4

    SHA256

    5cd41f164de6f783b7da82b5f6dbd49413eccd87cc7470f2004d58ca081fb0e0

    SHA512

    83fd58be4c0051ed05b7a03443d256d52f09206d2f433bd302c9e9e3780b9d472e823aed1db01b5052dc8fdc63a4352beac9e399858a8252c057f11cf2bd1773

  • \Users\Admin\AppData\Roaming\f49dfc5e4e2508\cred64.dll

    Filesize

    126KB

    MD5

    349b2b47fef50fa6a1fc19d0ee4b2db8

    SHA1

    077f4328b3f060a9f010b1a63d9e127d24ddafd4

    SHA256

    5cd41f164de6f783b7da82b5f6dbd49413eccd87cc7470f2004d58ca081fb0e0

    SHA512

    83fd58be4c0051ed05b7a03443d256d52f09206d2f433bd302c9e9e3780b9d472e823aed1db01b5052dc8fdc63a4352beac9e399858a8252c057f11cf2bd1773

  • \Users\Admin\AppData\Roaming\f49dfc5e4e2508\cred64.dll

    Filesize

    126KB

    MD5

    349b2b47fef50fa6a1fc19d0ee4b2db8

    SHA1

    077f4328b3f060a9f010b1a63d9e127d24ddafd4

    SHA256

    5cd41f164de6f783b7da82b5f6dbd49413eccd87cc7470f2004d58ca081fb0e0

    SHA512

    83fd58be4c0051ed05b7a03443d256d52f09206d2f433bd302c9e9e3780b9d472e823aed1db01b5052dc8fdc63a4352beac9e399858a8252c057f11cf2bd1773

  • \Users\Admin\AppData\Roaming\f49dfc5e4e2508\cred64.dll

    Filesize

    126KB

    MD5

    349b2b47fef50fa6a1fc19d0ee4b2db8

    SHA1

    077f4328b3f060a9f010b1a63d9e127d24ddafd4

    SHA256

    5cd41f164de6f783b7da82b5f6dbd49413eccd87cc7470f2004d58ca081fb0e0

    SHA512

    83fd58be4c0051ed05b7a03443d256d52f09206d2f433bd302c9e9e3780b9d472e823aed1db01b5052dc8fdc63a4352beac9e399858a8252c057f11cf2bd1773

  • memory/468-63-0x0000000000000000-mapping.dmp

  • memory/828-88-0x0000000000000000-mapping.dmp

  • memory/976-83-0x0000000000000000-mapping.dmp

  • memory/976-87-0x0000000000400000-0x0000000000472000-memory.dmp

    Filesize

    456KB

  • memory/976-86-0x00000000005FD000-0x000000000061C000-memory.dmp

    Filesize

    124KB

  • memory/992-67-0x0000000000400000-0x0000000000472000-memory.dmp

    Filesize

    456KB

  • memory/992-66-0x0000000000400000-0x0000000000472000-memory.dmp

    Filesize

    456KB

  • memory/992-65-0x000000000058D000-0x00000000005AC000-memory.dmp

    Filesize

    124KB

  • memory/992-57-0x0000000000000000-mapping.dmp

  • memory/1204-54-0x0000000075E31000-0x0000000075E33000-memory.dmp

    Filesize

    8KB

  • memory/1204-60-0x0000000000220000-0x000000000025E000-memory.dmp

    Filesize

    248KB

  • memory/1204-59-0x00000000005AD000-0x00000000005CC000-memory.dmp

    Filesize

    124KB

  • memory/1204-61-0x0000000000400000-0x0000000000472000-memory.dmp

    Filesize

    456KB

  • memory/1248-81-0x0000000000400000-0x0000000000428000-memory.dmp

    Filesize

    160KB

  • memory/1248-80-0x0000000000400000-0x0000000000428000-memory.dmp

    Filesize

    160KB

  • memory/1248-79-0x00000000004221CA-mapping.dmp

  • memory/1248-74-0x0000000000400000-0x0000000000428000-memory.dmp

    Filesize

    160KB

  • memory/1248-72-0x0000000000400000-0x0000000000428000-memory.dmp

    Filesize

    160KB

  • memory/1472-70-0x0000000000000000-mapping.dmp

  • memory/1512-95-0x0000000000000000-mapping.dmp

  • memory/1512-98-0x000000000061D000-0x000000000063C000-memory.dmp

    Filesize

    124KB

  • memory/1512-99-0x0000000000400000-0x0000000000472000-memory.dmp

    Filesize

    456KB