Analysis

  • max time kernel
    112s
  • max time network
    130s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    06-12-2022 13:55

General

  • Target

    file.exe

  • Size

    416KB

  • MD5

    a610f7a7eeabf653b4a8dad0cc9318dc

  • SHA1

    d02597479fa65cd54d935bf56ee5b12068542b3c

  • SHA256

    d93303f7803229e928fd94ae937fb588411e8fed97298eaeabbd6cbe67464ada

  • SHA512

    1b89dc00f61b8af4affb8e841772d2ab6613eca6d01ad6cafc453f10f51f8a0303ce4abf955be463dbc69256d1a34efdc1bce44a37406be2ca49c11de21863ab

  • SSDEEP

    6144:BBoloaZllLcbfBDtVQKWCP0CgGsrcF9P9yigxbPMk:BB0oaZzIfBBVFWHfrKd9yz

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 3 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:1052
    • 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:1972
      • 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:1576
      • 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:568
      • 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:1664
  • C:\Windows\system32\taskeng.exe
    taskeng.exe {5D809901-0171-408C-AD35-2A182A3CB124} S-1-5-21-3845472200-3839195424-595303356-1000:ZERMMMDR\Admin:Interactive:[1]
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1620
    • C:\Users\Admin\AppData\Local\Temp\ecaac49691\gntuud.exe
      C:\Users\Admin\AppData\Local\Temp\ecaac49691\gntuud.exe
      2⤵
      • Executes dropped EXE
      PID:996
    • C:\Users\Admin\AppData\Local\Temp\ecaac49691\gntuud.exe
      C:\Users\Admin\AppData\Local\Temp\ecaac49691\gntuud.exe
      2⤵
      • Executes dropped EXE
      PID:1376

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

    478KB

    MD5

    f666677e80057ab35c46618db1aadf14

    SHA1

    4b1f5ac9dd381e8fe4f441225eb6cdcec837c8e8

    SHA256

    003b1f9e8f95ee23e3adada90c4bab3d69242f87715e15afbc0c1da51f9bd9a3

    SHA512

    562c4e595f1d18a05106bd89c860c879ecbb1b2e2c49629e0e2d805c5cfcccb4017d3975637642aece268d49b16be152986d0632f1b3d912ae085e9e3c7f270d

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

    416KB

    MD5

    a610f7a7eeabf653b4a8dad0cc9318dc

    SHA1

    d02597479fa65cd54d935bf56ee5b12068542b3c

    SHA256

    d93303f7803229e928fd94ae937fb588411e8fed97298eaeabbd6cbe67464ada

    SHA512

    1b89dc00f61b8af4affb8e841772d2ab6613eca6d01ad6cafc453f10f51f8a0303ce4abf955be463dbc69256d1a34efdc1bce44a37406be2ca49c11de21863ab

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

    416KB

    MD5

    a610f7a7eeabf653b4a8dad0cc9318dc

    SHA1

    d02597479fa65cd54d935bf56ee5b12068542b3c

    SHA256

    d93303f7803229e928fd94ae937fb588411e8fed97298eaeabbd6cbe67464ada

    SHA512

    1b89dc00f61b8af4affb8e841772d2ab6613eca6d01ad6cafc453f10f51f8a0303ce4abf955be463dbc69256d1a34efdc1bce44a37406be2ca49c11de21863ab

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

    416KB

    MD5

    a610f7a7eeabf653b4a8dad0cc9318dc

    SHA1

    d02597479fa65cd54d935bf56ee5b12068542b3c

    SHA256

    d93303f7803229e928fd94ae937fb588411e8fed97298eaeabbd6cbe67464ada

    SHA512

    1b89dc00f61b8af4affb8e841772d2ab6613eca6d01ad6cafc453f10f51f8a0303ce4abf955be463dbc69256d1a34efdc1bce44a37406be2ca49c11de21863ab

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

    416KB

    MD5

    a610f7a7eeabf653b4a8dad0cc9318dc

    SHA1

    d02597479fa65cd54d935bf56ee5b12068542b3c

    SHA256

    d93303f7803229e928fd94ae937fb588411e8fed97298eaeabbd6cbe67464ada

    SHA512

    1b89dc00f61b8af4affb8e841772d2ab6613eca6d01ad6cafc453f10f51f8a0303ce4abf955be463dbc69256d1a34efdc1bce44a37406be2ca49c11de21863ab

  • 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

    478KB

    MD5

    f666677e80057ab35c46618db1aadf14

    SHA1

    4b1f5ac9dd381e8fe4f441225eb6cdcec837c8e8

    SHA256

    003b1f9e8f95ee23e3adada90c4bab3d69242f87715e15afbc0c1da51f9bd9a3

    SHA512

    562c4e595f1d18a05106bd89c860c879ecbb1b2e2c49629e0e2d805c5cfcccb4017d3975637642aece268d49b16be152986d0632f1b3d912ae085e9e3c7f270d

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

    478KB

    MD5

    f666677e80057ab35c46618db1aadf14

    SHA1

    4b1f5ac9dd381e8fe4f441225eb6cdcec837c8e8

    SHA256

    003b1f9e8f95ee23e3adada90c4bab3d69242f87715e15afbc0c1da51f9bd9a3

    SHA512

    562c4e595f1d18a05106bd89c860c879ecbb1b2e2c49629e0e2d805c5cfcccb4017d3975637642aece268d49b16be152986d0632f1b3d912ae085e9e3c7f270d

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

    416KB

    MD5

    a610f7a7eeabf653b4a8dad0cc9318dc

    SHA1

    d02597479fa65cd54d935bf56ee5b12068542b3c

    SHA256

    d93303f7803229e928fd94ae937fb588411e8fed97298eaeabbd6cbe67464ada

    SHA512

    1b89dc00f61b8af4affb8e841772d2ab6613eca6d01ad6cafc453f10f51f8a0303ce4abf955be463dbc69256d1a34efdc1bce44a37406be2ca49c11de21863ab

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

    416KB

    MD5

    a610f7a7eeabf653b4a8dad0cc9318dc

    SHA1

    d02597479fa65cd54d935bf56ee5b12068542b3c

    SHA256

    d93303f7803229e928fd94ae937fb588411e8fed97298eaeabbd6cbe67464ada

    SHA512

    1b89dc00f61b8af4affb8e841772d2ab6613eca6d01ad6cafc453f10f51f8a0303ce4abf955be463dbc69256d1a34efdc1bce44a37406be2ca49c11de21863ab

  • \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/568-78-0x00000000022C0000-0x0000000002306000-memory.dmp
    Filesize

    280KB

  • memory/568-82-0x0000000002300000-0x0000000002344000-memory.dmp
    Filesize

    272KB

  • memory/568-75-0x0000000000000000-mapping.dmp
  • memory/568-85-0x0000000000400000-0x000000000047C000-memory.dmp
    Filesize

    496KB

  • memory/568-84-0x0000000000230000-0x0000000000330000-memory.dmp
    Filesize

    1024KB

  • memory/568-79-0x0000000000230000-0x0000000000330000-memory.dmp
    Filesize

    1024KB

  • memory/568-80-0x00000000003A0000-0x00000000003EB000-memory.dmp
    Filesize

    300KB

  • memory/568-81-0x0000000000400000-0x000000000047C000-memory.dmp
    Filesize

    496KB

  • memory/996-99-0x0000000000400000-0x000000000046D000-memory.dmp
    Filesize

    436KB

  • memory/996-98-0x0000000000308000-0x0000000000327000-memory.dmp
    Filesize

    124KB

  • memory/996-88-0x0000000000308000-0x0000000000327000-memory.dmp
    Filesize

    124KB

  • memory/996-86-0x0000000000000000-mapping.dmp
  • memory/1052-64-0x0000000000400000-0x000000000046D000-memory.dmp
    Filesize

    436KB

  • memory/1052-55-0x0000000075931000-0x0000000075933000-memory.dmp
    Filesize

    8KB

  • memory/1052-56-0x00000000005D8000-0x00000000005F7000-memory.dmp
    Filesize

    124KB

  • memory/1052-57-0x0000000000260000-0x000000000029E000-memory.dmp
    Filesize

    248KB

  • memory/1052-58-0x0000000000400000-0x000000000046D000-memory.dmp
    Filesize

    436KB

  • memory/1052-54-0x00000000005D8000-0x00000000005F7000-memory.dmp
    Filesize

    124KB

  • memory/1052-63-0x00000000005D8000-0x00000000005F7000-memory.dmp
    Filesize

    124KB

  • memory/1376-102-0x0000000000518000-0x0000000000537000-memory.dmp
    Filesize

    124KB

  • memory/1376-104-0x0000000000518000-0x0000000000537000-memory.dmp
    Filesize

    124KB

  • memory/1376-105-0x0000000000400000-0x000000000046D000-memory.dmp
    Filesize

    436KB

  • memory/1376-100-0x0000000000000000-mapping.dmp
  • memory/1576-67-0x0000000000000000-mapping.dmp
  • memory/1664-96-0x00000000001F0000-0x0000000000214000-memory.dmp
    Filesize

    144KB

  • memory/1664-89-0x0000000000000000-mapping.dmp
  • memory/1972-69-0x00000000005D8000-0x00000000005F7000-memory.dmp
    Filesize

    124KB

  • memory/1972-71-0x00000000005D8000-0x00000000005F7000-memory.dmp
    Filesize

    124KB

  • memory/1972-72-0x0000000000400000-0x000000000046D000-memory.dmp
    Filesize

    436KB

  • memory/1972-61-0x0000000000000000-mapping.dmp
  • memory/1972-70-0x0000000000400000-0x000000000046D000-memory.dmp
    Filesize

    436KB

  • memory/1972-65-0x00000000005D8000-0x00000000005F7000-memory.dmp
    Filesize

    124KB