Analysis

  • max time kernel
    99s
  • max time network
    133s
  • platform
    windows7_x64
  • resource
    win7-20220901-en
  • resource tags

    arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
  • submitted
    06-12-2022 12:34

General

  • Target

    file.exe

  • Size

    417KB

  • MD5

    eaefafdafcfe9ac4a79041a2cfb0cf01

  • SHA1

    bb9694bf1778f1ece1bb8ad6ecc78788d1a1779c

  • SHA256

    f26c32c24ffed629126e12946176b9195717ec8f1172c59507280f963831ff5c

  • SHA512

    b6ee1b6c832cdb1b9d90bc2a8b40d9035649452fd11b7353119ccfa887836c9e7dbad576d664fb638bce87118ebe9e089bd243db5b77578d90672c83a3a518fc

  • SSDEEP

    6144:5wKyBALVfM5lbFekFoIKuVKSEZd26wUQP6yig8hJ8PMk:5ryepfM5lxe83VMZd2aPyz8hJ

Malware Config

Extracted

Family

amadey

Version

3.50

C2

77.73.133.72/hfk3vK9/index.php

Extracted

Family

redline

Botnet

@2023@

C2

193.106.191.138:32796

Attributes
  • auth_value

    ca057e5baadfd0774a34a6a949cd5e69

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.

  • Blocklisted process makes network request 1 IoCs
  • Downloads MZ/PE file
  • Executes dropped EXE 4 IoCs
  • Loads dropped DLL 11 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
  • 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.

  • Program crash 1 IoCs
  • 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 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 37 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:1308
    • 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:308
      • 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:580
      • C:\Users\Admin\AppData\Local\Temp\1000014001\softx64.exe
        "C:\Users\Admin\AppData\Local\Temp\1000014001\softx64.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • Suspicious use of WriteProcessMemory
        PID:2040
        • 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:1924
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2040 -s 36
          4⤵
          • Loads dropped DLL
          • Program crash
          PID:1816
      • 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:560
  • C:\Windows\system32\taskeng.exe
    taskeng.exe {CF5BEE26-2BC1-4800-B5AD-34276C4C5ED0} S-1-5-21-4063495947-34355257-727531523-1000:RYNKSFQE\Admin:Interactive:[1]
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1700
    • C:\Users\Admin\AppData\Local\Temp\ecaac49691\gntuud.exe
      C:\Users\Admin\AppData\Local\Temp\ecaac49691\gntuud.exe
      2⤵
      • Executes dropped EXE
      PID:1692
    • C:\Users\Admin\AppData\Local\Temp\ecaac49691\gntuud.exe
      C:\Users\Admin\AppData\Local\Temp\ecaac49691\gntuud.exe
      2⤵
      • Executes dropped EXE
      PID:1624

Network

MITRE ATT&CK Matrix ATT&CK v6

Execution

Scripting

1
T1064

Scheduled Task

1
T1053

Persistence

Registry Run Keys / Startup Folder

1
T1060

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

Scripting

1
T1064

Modify Registry

1
T1112

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\1000014001\softx64.exe
    Filesize

    269KB

    MD5

    81b5ba9fe84c7efeac8c57c8a4009580

    SHA1

    c8b4be60f6d95a400e05df5e144a5e1d4125494b

    SHA256

    5aa596c57a90a3aa8c8246091a77059f5560e6ca9156efdca8fdb47ba6eab1c7

    SHA512

    940b86300a3977e119dde9b35b0f6a4606e72ec701ad535b48ad3d464e79773ce2a9aaa3a005c396c4db1663682a4a891131a5c904a3f2df03068f9936d3e517

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

    417KB

    MD5

    eaefafdafcfe9ac4a79041a2cfb0cf01

    SHA1

    bb9694bf1778f1ece1bb8ad6ecc78788d1a1779c

    SHA256

    f26c32c24ffed629126e12946176b9195717ec8f1172c59507280f963831ff5c

    SHA512

    b6ee1b6c832cdb1b9d90bc2a8b40d9035649452fd11b7353119ccfa887836c9e7dbad576d664fb638bce87118ebe9e089bd243db5b77578d90672c83a3a518fc

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

    417KB

    MD5

    eaefafdafcfe9ac4a79041a2cfb0cf01

    SHA1

    bb9694bf1778f1ece1bb8ad6ecc78788d1a1779c

    SHA256

    f26c32c24ffed629126e12946176b9195717ec8f1172c59507280f963831ff5c

    SHA512

    b6ee1b6c832cdb1b9d90bc2a8b40d9035649452fd11b7353119ccfa887836c9e7dbad576d664fb638bce87118ebe9e089bd243db5b77578d90672c83a3a518fc

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

    417KB

    MD5

    eaefafdafcfe9ac4a79041a2cfb0cf01

    SHA1

    bb9694bf1778f1ece1bb8ad6ecc78788d1a1779c

    SHA256

    f26c32c24ffed629126e12946176b9195717ec8f1172c59507280f963831ff5c

    SHA512

    b6ee1b6c832cdb1b9d90bc2a8b40d9035649452fd11b7353119ccfa887836c9e7dbad576d664fb638bce87118ebe9e089bd243db5b77578d90672c83a3a518fc

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

    417KB

    MD5

    eaefafdafcfe9ac4a79041a2cfb0cf01

    SHA1

    bb9694bf1778f1ece1bb8ad6ecc78788d1a1779c

    SHA256

    f26c32c24ffed629126e12946176b9195717ec8f1172c59507280f963831ff5c

    SHA512

    b6ee1b6c832cdb1b9d90bc2a8b40d9035649452fd11b7353119ccfa887836c9e7dbad576d664fb638bce87118ebe9e089bd243db5b77578d90672c83a3a518fc

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

    126KB

    MD5

    349b2b47fef50fa6a1fc19d0ee4b2db8

    SHA1

    077f4328b3f060a9f010b1a63d9e127d24ddafd4

    SHA256

    5cd41f164de6f783b7da82b5f6dbd49413eccd87cc7470f2004d58ca081fb0e0

    SHA512

    83fd58be4c0051ed05b7a03443d256d52f09206d2f433bd302c9e9e3780b9d472e823aed1db01b5052dc8fdc63a4352beac9e399858a8252c057f11cf2bd1773

  • \Users\Admin\AppData\Local\Temp\1000014001\softx64.exe
    Filesize

    269KB

    MD5

    81b5ba9fe84c7efeac8c57c8a4009580

    SHA1

    c8b4be60f6d95a400e05df5e144a5e1d4125494b

    SHA256

    5aa596c57a90a3aa8c8246091a77059f5560e6ca9156efdca8fdb47ba6eab1c7

    SHA512

    940b86300a3977e119dde9b35b0f6a4606e72ec701ad535b48ad3d464e79773ce2a9aaa3a005c396c4db1663682a4a891131a5c904a3f2df03068f9936d3e517

  • \Users\Admin\AppData\Local\Temp\1000014001\softx64.exe
    Filesize

    269KB

    MD5

    81b5ba9fe84c7efeac8c57c8a4009580

    SHA1

    c8b4be60f6d95a400e05df5e144a5e1d4125494b

    SHA256

    5aa596c57a90a3aa8c8246091a77059f5560e6ca9156efdca8fdb47ba6eab1c7

    SHA512

    940b86300a3977e119dde9b35b0f6a4606e72ec701ad535b48ad3d464e79773ce2a9aaa3a005c396c4db1663682a4a891131a5c904a3f2df03068f9936d3e517

  • \Users\Admin\AppData\Local\Temp\1000014001\softx64.exe
    Filesize

    269KB

    MD5

    81b5ba9fe84c7efeac8c57c8a4009580

    SHA1

    c8b4be60f6d95a400e05df5e144a5e1d4125494b

    SHA256

    5aa596c57a90a3aa8c8246091a77059f5560e6ca9156efdca8fdb47ba6eab1c7

    SHA512

    940b86300a3977e119dde9b35b0f6a4606e72ec701ad535b48ad3d464e79773ce2a9aaa3a005c396c4db1663682a4a891131a5c904a3f2df03068f9936d3e517

  • \Users\Admin\AppData\Local\Temp\1000014001\softx64.exe
    Filesize

    269KB

    MD5

    81b5ba9fe84c7efeac8c57c8a4009580

    SHA1

    c8b4be60f6d95a400e05df5e144a5e1d4125494b

    SHA256

    5aa596c57a90a3aa8c8246091a77059f5560e6ca9156efdca8fdb47ba6eab1c7

    SHA512

    940b86300a3977e119dde9b35b0f6a4606e72ec701ad535b48ad3d464e79773ce2a9aaa3a005c396c4db1663682a4a891131a5c904a3f2df03068f9936d3e517

  • \Users\Admin\AppData\Local\Temp\1000014001\softx64.exe
    Filesize

    269KB

    MD5

    81b5ba9fe84c7efeac8c57c8a4009580

    SHA1

    c8b4be60f6d95a400e05df5e144a5e1d4125494b

    SHA256

    5aa596c57a90a3aa8c8246091a77059f5560e6ca9156efdca8fdb47ba6eab1c7

    SHA512

    940b86300a3977e119dde9b35b0f6a4606e72ec701ad535b48ad3d464e79773ce2a9aaa3a005c396c4db1663682a4a891131a5c904a3f2df03068f9936d3e517

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

    417KB

    MD5

    eaefafdafcfe9ac4a79041a2cfb0cf01

    SHA1

    bb9694bf1778f1ece1bb8ad6ecc78788d1a1779c

    SHA256

    f26c32c24ffed629126e12946176b9195717ec8f1172c59507280f963831ff5c

    SHA512

    b6ee1b6c832cdb1b9d90bc2a8b40d9035649452fd11b7353119ccfa887836c9e7dbad576d664fb638bce87118ebe9e089bd243db5b77578d90672c83a3a518fc

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

    417KB

    MD5

    eaefafdafcfe9ac4a79041a2cfb0cf01

    SHA1

    bb9694bf1778f1ece1bb8ad6ecc78788d1a1779c

    SHA256

    f26c32c24ffed629126e12946176b9195717ec8f1172c59507280f963831ff5c

    SHA512

    b6ee1b6c832cdb1b9d90bc2a8b40d9035649452fd11b7353119ccfa887836c9e7dbad576d664fb638bce87118ebe9e089bd243db5b77578d90672c83a3a518fc

  • \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/308-68-0x0000000000400000-0x000000000046D000-memory.dmp
    Filesize

    436KB

  • memory/308-89-0x0000000000400000-0x000000000046D000-memory.dmp
    Filesize

    436KB

  • memory/308-58-0x0000000000000000-mapping.dmp
  • memory/308-88-0x00000000002C8000-0x00000000002E7000-memory.dmp
    Filesize

    124KB

  • memory/308-67-0x00000000002C8000-0x00000000002E7000-memory.dmp
    Filesize

    124KB

  • memory/308-63-0x00000000002C8000-0x00000000002E7000-memory.dmp
    Filesize

    124KB

  • memory/560-96-0x0000000000000000-mapping.dmp
  • memory/560-103-0x00000000000B1000-0x00000000000CB000-memory.dmp
    Filesize

    104KB

  • memory/580-65-0x0000000000000000-mapping.dmp
  • memory/1308-60-0x0000000000568000-0x0000000000587000-memory.dmp
    Filesize

    124KB

  • memory/1308-55-0x0000000074DA1000-0x0000000074DA3000-memory.dmp
    Filesize

    8KB

  • memory/1308-62-0x0000000000400000-0x000000000046D000-memory.dmp
    Filesize

    436KB

  • memory/1308-54-0x0000000000568000-0x0000000000587000-memory.dmp
    Filesize

    124KB

  • memory/1308-61-0x0000000000250000-0x000000000028E000-memory.dmp
    Filesize

    248KB

  • memory/1624-104-0x0000000000000000-mapping.dmp
  • memory/1624-106-0x00000000008C8000-0x00000000008E7000-memory.dmp
    Filesize

    124KB

  • memory/1624-108-0x00000000008C8000-0x00000000008E7000-memory.dmp
    Filesize

    124KB

  • memory/1624-109-0x0000000000400000-0x000000000046D000-memory.dmp
    Filesize

    436KB

  • memory/1692-95-0x0000000000400000-0x000000000046D000-memory.dmp
    Filesize

    436KB

  • memory/1692-94-0x0000000000288000-0x00000000002A7000-memory.dmp
    Filesize

    124KB

  • memory/1692-92-0x0000000000288000-0x00000000002A7000-memory.dmp
    Filesize

    124KB

  • memory/1692-90-0x0000000000000000-mapping.dmp
  • memory/1816-83-0x0000000000000000-mapping.dmp
  • memory/1924-82-0x0000000000400000-0x0000000000432000-memory.dmp
    Filesize

    200KB

  • memory/1924-80-0x000000000041B5B2-mapping.dmp
  • memory/1924-81-0x0000000000400000-0x0000000000432000-memory.dmp
    Filesize

    200KB

  • memory/1924-75-0x0000000000400000-0x0000000000432000-memory.dmp
    Filesize

    200KB

  • memory/1924-73-0x0000000000400000-0x0000000000432000-memory.dmp
    Filesize

    200KB

  • memory/2040-71-0x0000000000000000-mapping.dmp