Analysis

  • max time kernel
    102s
  • max time network
    147s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    06-12-2022 15:31

General

  • Target

    file.exe

  • Size

    416KB

  • MD5

    dc244adcf7b8d0ffb007d0588e918d6f

  • SHA1

    1114d9350ae8eeca924e1b7bf958a19253294e79

  • SHA256

    719e081c6a88194949b02d81341bccee5daa93d746632d582801e22258025932

  • SHA512

    3bdca405bed0e50bcb34b3bbc650e264e43c25991fb3d1b0b1e144b620dc12dd1efb136dc56c10524904234f676ad341d01cc5c7e297d07370b82e503b4c4e11

  • SSDEEP

    6144:H7AGfLMfCWQp2DY+jMsUO8rpsRByigDa8qsPMk:H7Ag4aWy+rjMssdsbyzDnq

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 6 IoCs
  • RedLine

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

  • RedLine payload 2 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.

  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Accesses Microsoft Outlook profiles 1 TTPs 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • 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 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 27 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:2000
    • 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:852
      • 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:1272
      • C:\Users\Admin\AppData\Local\Temp\1000015001\softx64.exe
        "C:\Users\Admin\AppData\Local\Temp\1000015001\softx64.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2024
      • 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:1536
  • C:\Windows\system32\taskeng.exe
    taskeng.exe {B6978689-875A-4B0D-8FC6-0F3D303163DE} S-1-5-21-999675638-2867687379-27515722-1000:ORXGKKZC\Admin:Interactive:[1]
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2036
    • C:\Users\Admin\AppData\Local\Temp\ecaac49691\gntuud.exe
      C:\Users\Admin\AppData\Local\Temp\ecaac49691\gntuud.exe
      2⤵
      • Executes dropped EXE
      PID:1452
    • C:\Users\Admin\AppData\Local\Temp\ecaac49691\gntuud.exe
      C:\Users\Admin\AppData\Local\Temp\ecaac49691\gntuud.exe
      2⤵
      • Executes dropped EXE
      PID:1916

Network

MITRE ATT&CK Matrix ATT&CK v6

Execution

Scheduled Task

1
T1053

Persistence

Registry Run Keys / Startup Folder

1
T1060

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

Modify Registry

1
T1112

Credential Access

Credentials in Files

2
T1081

Discovery

Query Registry

1
T1012

System Information Discovery

1
T1082

Collection

Data from Local System

2
T1005

Email Collection

1
T1114

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\1000015001\softx64.exe
    Filesize

    476KB

    MD5

    a3f291d7e8e85c0e930f6587b7cebd98

    SHA1

    9c1848b9951f2333b08f03b97ea1906fc32ca462

    SHA256

    d9014fea759f852889d433808a8fc99ffbde8f9362df4da1388fabbe6421eb68

    SHA512

    967b8a46bf43835a7b1fcc20545e6b6a187c28ebf9ef3a94a73c985fdd83832c5366f445d21fce4d124432839bb3d16cb7b9906ec296d6c5dac3433e27f00179

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

    416KB

    MD5

    dc244adcf7b8d0ffb007d0588e918d6f

    SHA1

    1114d9350ae8eeca924e1b7bf958a19253294e79

    SHA256

    719e081c6a88194949b02d81341bccee5daa93d746632d582801e22258025932

    SHA512

    3bdca405bed0e50bcb34b3bbc650e264e43c25991fb3d1b0b1e144b620dc12dd1efb136dc56c10524904234f676ad341d01cc5c7e297d07370b82e503b4c4e11

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

    416KB

    MD5

    dc244adcf7b8d0ffb007d0588e918d6f

    SHA1

    1114d9350ae8eeca924e1b7bf958a19253294e79

    SHA256

    719e081c6a88194949b02d81341bccee5daa93d746632d582801e22258025932

    SHA512

    3bdca405bed0e50bcb34b3bbc650e264e43c25991fb3d1b0b1e144b620dc12dd1efb136dc56c10524904234f676ad341d01cc5c7e297d07370b82e503b4c4e11

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

    416KB

    MD5

    dc244adcf7b8d0ffb007d0588e918d6f

    SHA1

    1114d9350ae8eeca924e1b7bf958a19253294e79

    SHA256

    719e081c6a88194949b02d81341bccee5daa93d746632d582801e22258025932

    SHA512

    3bdca405bed0e50bcb34b3bbc650e264e43c25991fb3d1b0b1e144b620dc12dd1efb136dc56c10524904234f676ad341d01cc5c7e297d07370b82e503b4c4e11

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

    416KB

    MD5

    dc244adcf7b8d0ffb007d0588e918d6f

    SHA1

    1114d9350ae8eeca924e1b7bf958a19253294e79

    SHA256

    719e081c6a88194949b02d81341bccee5daa93d746632d582801e22258025932

    SHA512

    3bdca405bed0e50bcb34b3bbc650e264e43c25991fb3d1b0b1e144b620dc12dd1efb136dc56c10524904234f676ad341d01cc5c7e297d07370b82e503b4c4e11

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

    126KB

    MD5

    349b2b47fef50fa6a1fc19d0ee4b2db8

    SHA1

    077f4328b3f060a9f010b1a63d9e127d24ddafd4

    SHA256

    5cd41f164de6f783b7da82b5f6dbd49413eccd87cc7470f2004d58ca081fb0e0

    SHA512

    83fd58be4c0051ed05b7a03443d256d52f09206d2f433bd302c9e9e3780b9d472e823aed1db01b5052dc8fdc63a4352beac9e399858a8252c057f11cf2bd1773

  • \Users\Admin\AppData\Local\Temp\1000015001\softx64.exe
    Filesize

    476KB

    MD5

    a3f291d7e8e85c0e930f6587b7cebd98

    SHA1

    9c1848b9951f2333b08f03b97ea1906fc32ca462

    SHA256

    d9014fea759f852889d433808a8fc99ffbde8f9362df4da1388fabbe6421eb68

    SHA512

    967b8a46bf43835a7b1fcc20545e6b6a187c28ebf9ef3a94a73c985fdd83832c5366f445d21fce4d124432839bb3d16cb7b9906ec296d6c5dac3433e27f00179

  • \Users\Admin\AppData\Local\Temp\1000015001\softx64.exe
    Filesize

    476KB

    MD5

    a3f291d7e8e85c0e930f6587b7cebd98

    SHA1

    9c1848b9951f2333b08f03b97ea1906fc32ca462

    SHA256

    d9014fea759f852889d433808a8fc99ffbde8f9362df4da1388fabbe6421eb68

    SHA512

    967b8a46bf43835a7b1fcc20545e6b6a187c28ebf9ef3a94a73c985fdd83832c5366f445d21fce4d124432839bb3d16cb7b9906ec296d6c5dac3433e27f00179

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

    416KB

    MD5

    dc244adcf7b8d0ffb007d0588e918d6f

    SHA1

    1114d9350ae8eeca924e1b7bf958a19253294e79

    SHA256

    719e081c6a88194949b02d81341bccee5daa93d746632d582801e22258025932

    SHA512

    3bdca405bed0e50bcb34b3bbc650e264e43c25991fb3d1b0b1e144b620dc12dd1efb136dc56c10524904234f676ad341d01cc5c7e297d07370b82e503b4c4e11

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

    416KB

    MD5

    dc244adcf7b8d0ffb007d0588e918d6f

    SHA1

    1114d9350ae8eeca924e1b7bf958a19253294e79

    SHA256

    719e081c6a88194949b02d81341bccee5daa93d746632d582801e22258025932

    SHA512

    3bdca405bed0e50bcb34b3bbc650e264e43c25991fb3d1b0b1e144b620dc12dd1efb136dc56c10524904234f676ad341d01cc5c7e297d07370b82e503b4c4e11

  • \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/852-67-0x00000000005D8000-0x00000000005F7000-memory.dmp
    Filesize

    124KB

  • memory/852-63-0x00000000005D8000-0x00000000005F7000-memory.dmp
    Filesize

    124KB

  • memory/852-68-0x0000000000400000-0x000000000046D000-memory.dmp
    Filesize

    436KB

  • memory/852-80-0x0000000000400000-0x000000000046D000-memory.dmp
    Filesize

    436KB

  • memory/852-79-0x00000000005D8000-0x00000000005F7000-memory.dmp
    Filesize

    124KB

  • memory/852-61-0x0000000000000000-mapping.dmp
  • memory/1272-69-0x0000000000000000-mapping.dmp
  • memory/1452-81-0x0000000000000000-mapping.dmp
  • memory/1452-87-0x0000000000400000-0x000000000046D000-memory.dmp
    Filesize

    436KB

  • memory/1452-83-0x0000000000308000-0x0000000000327000-memory.dmp
    Filesize

    124KB

  • memory/1452-86-0x0000000000308000-0x0000000000327000-memory.dmp
    Filesize

    124KB

  • memory/1536-98-0x00000000001C0000-0x00000000001E4000-memory.dmp
    Filesize

    144KB

  • memory/1536-91-0x0000000000000000-mapping.dmp
  • memory/1916-101-0x0000000000000000-mapping.dmp
  • memory/1916-103-0x0000000000578000-0x0000000000597000-memory.dmp
    Filesize

    124KB

  • memory/1916-105-0x0000000000578000-0x0000000000597000-memory.dmp
    Filesize

    124KB

  • memory/1916-106-0x0000000000400000-0x000000000046D000-memory.dmp
    Filesize

    436KB

  • memory/2000-56-0x00000000005E8000-0x0000000000607000-memory.dmp
    Filesize

    124KB

  • memory/2000-57-0x0000000000220000-0x000000000025E000-memory.dmp
    Filesize

    248KB

  • memory/2000-54-0x00000000005E8000-0x0000000000607000-memory.dmp
    Filesize

    124KB

  • memory/2000-65-0x0000000000400000-0x000000000046D000-memory.dmp
    Filesize

    436KB

  • memory/2000-64-0x00000000005E8000-0x0000000000607000-memory.dmp
    Filesize

    124KB

  • memory/2000-55-0x00000000754E1000-0x00000000754E3000-memory.dmp
    Filesize

    8KB

  • memory/2000-58-0x0000000000400000-0x000000000046D000-memory.dmp
    Filesize

    436KB

  • memory/2024-78-0x0000000000400000-0x000000000047D000-memory.dmp
    Filesize

    500KB

  • memory/2024-77-0x00000000002F0000-0x000000000033B000-memory.dmp
    Filesize

    300KB

  • memory/2024-76-0x0000000000558000-0x0000000000587000-memory.dmp
    Filesize

    188KB

  • memory/2024-99-0x0000000000558000-0x0000000000587000-memory.dmp
    Filesize

    188KB

  • memory/2024-100-0x0000000000400000-0x000000000047D000-memory.dmp
    Filesize

    500KB

  • memory/2024-75-0x0000000000558000-0x0000000000587000-memory.dmp
    Filesize

    188KB

  • memory/2024-88-0x0000000000558000-0x0000000000587000-memory.dmp
    Filesize

    188KB

  • memory/2024-73-0x0000000000000000-mapping.dmp
  • memory/2024-84-0x0000000002340000-0x0000000002386000-memory.dmp
    Filesize

    280KB

  • memory/2024-89-0x0000000002380000-0x00000000023C4000-memory.dmp
    Filesize

    272KB