Analysis

  • max time kernel
    133s
  • max time network
    135s
  • platform
    windows10-1703_x64
  • resource
    win10-20240404-en
  • resource tags

    arch:x64arch:x86image:win10-20240404-enlocale:en-usos:windows10-1703-x64system
  • submitted
    06-09-2024 14:16

General

  • Target

    66d9de22f231f_crypted.exe

  • Size

    324KB

  • MD5

    e600b6015b0312b52214f459fcc6f3c2

  • SHA1

    0e763e33524e467b46d27e5f0603cd2165c47fed

  • SHA256

    65bb6281d63ad091f8b6b4d0c460d9d6c1631fe141fe15b23dc6d23a41e094ad

  • SHA512

    b1c1a68128c2cd75df9cb1d890358fd6bb85d9a62288468a19db3295cc25e6cb97c05fa0b5bc3b1dd2b88bd39b343ce5cd1494ca8ab56352c1e375e88fe7e464

  • SSDEEP

    6144:sPP5QJyXEJZq77hQ8ed1oBj32nQumiUdfg+CYnDNMhXYGenCnaW1qMJyky:cGJyX2EdQ8ed1K+Yfg+DDGYn4aW1TJyD

Malware Config

Extracted

Family

redline

Botnet

LogsDiller Cloud (TG: @logsdillabot)

C2

147.45.47.36:30035

Signatures

  • RedLine

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

  • RedLine payload 1 IoCs
  • Credentials from Password Stores: Credentials from Web Browsers 1 TTPs

    Malicious Access or copy of Web Browser Credential store.

  • Downloads MZ/PE file
  • Executes dropped EXE 3 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • Checks installed software on the system 1 TTPs

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

  • Legitimate hosting services abused for malware hosting/C2 1 TTPs 4 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 8 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Delays execution with timeout.exe 1 IoCs
  • Modifies system certificate store 2 TTPs 2 IoCs
  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of WriteProcessMemory 23 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\66d9de22f231f_crypted.exe
    "C:\Users\Admin\AppData\Local\Temp\66d9de22f231f_crypted.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:4740
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • Modifies system certificate store
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:804
      • C:\Users\Admin\AppData\Local\Temp\filename.exe
        "C:\Users\Admin\AppData\Local\Temp\filename.exe"
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:4124
        • C:\ProgramData\Path\Path.exe
          "C:\ProgramData\Path\Path.exe"
          4⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: AddClipboardFormatListener
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          PID:4644
          • C:\Windows\SysWOW64\schtasks.exe
            "schtasks.exe" /create /tn Path /tr "C:\ProgramData\Path\Path.exe" /st 14:20 /du 23:59 /sc daily /ri 1 /f
            5⤵
            • System Location Discovery: System Language Discovery
            • Scheduled Task/Job: Scheduled Task
            PID:4868
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp249A.tmp.cmd""
          4⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:4704
          • C:\Windows\SysWOW64\timeout.exe
            timeout 6
            5⤵
            • System Location Discovery: System Language Discovery
            • Delays execution with timeout.exe
            PID:1824
  • C:\ProgramData\Path\Path.exe
    C:\ProgramData\Path\Path.exe
    1⤵
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    PID:4256

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\Tmp636D.tmp

    Filesize

    2KB

    MD5

    1420d30f964eac2c85b2ccfe968eebce

    SHA1

    bdf9a6876578a3e38079c4f8cf5d6c79687ad750

    SHA256

    f3327793e3fd1f3f9a93f58d033ed89ce832443e2695beca9f2b04adba049ed9

    SHA512

    6fcb6ce148e1e246d6805502d4914595957061946751656567a5013d96033dd1769a22a87c45821e7542cde533450e41182cee898cd2ccf911c91bc4822371a8

  • C:\Users\Admin\AppData\Local\Temp\filename.exe

    Filesize

    426KB

    MD5

    556a8b2afef96f81acde6ca1a525650e

    SHA1

    262909e4686aba13de7ca5a2bf187871fc4fe63b

    SHA256

    b867d368d4597334a036b46816473be270d6779db2428aae75053af8cacf1e85

    SHA512

    52a954cf545b6bfc2057a09b858074bd1dcedd75a3983dff14bc9e72b2da47c375f30568a9310e2751e57291e9186b39d5b8d228f855102631ab95f9743b33d9

  • C:\Users\Admin\AppData\Local\Temp\tmp249A.tmp.cmd

    Filesize

    160B

    MD5

    085535ff33f50e3794d1551da5121b33

    SHA1

    a86d1bec2bfc98d5c68c067fd740aa17fb23302f

    SHA256

    b1e0f259fb31bcb9dbcad708c81d4a394cadbd361f344cc60ed48007b5a3fb00

    SHA512

    03ede65d425ef369c66a28bef339c2dde7fe09a26b9e1efbaaba258ef84bd5699adcf6cf73c0344a856561767146afab54f3a696dc246458ead02c41f50a1bdd

  • memory/804-30-0x0000000006830000-0x000000000693A000-memory.dmp

    Filesize

    1.0MB

  • memory/804-32-0x00000000067C0000-0x00000000067FE000-memory.dmp

    Filesize

    248KB

  • memory/804-7-0x0000000005860000-0x0000000005D5E000-memory.dmp

    Filesize

    5.0MB

  • memory/804-8-0x0000000005440000-0x00000000054D2000-memory.dmp

    Filesize

    584KB

  • memory/804-9-0x00000000053D0000-0x00000000053DA000-memory.dmp

    Filesize

    40KB

  • memory/804-49-0x00000000733A0000-0x0000000073A8E000-memory.dmp

    Filesize

    6.9MB

  • memory/804-26-0x0000000006060000-0x00000000060D6000-memory.dmp

    Filesize

    472KB

  • memory/804-27-0x0000000006690000-0x00000000066AE000-memory.dmp

    Filesize

    120KB

  • memory/804-29-0x0000000006CC0000-0x00000000072C6000-memory.dmp

    Filesize

    6.0MB

  • memory/804-3-0x0000000000400000-0x0000000000452000-memory.dmp

    Filesize

    328KB

  • memory/804-31-0x0000000006760000-0x0000000006772000-memory.dmp

    Filesize

    72KB

  • memory/804-6-0x00000000733A0000-0x0000000073A8E000-memory.dmp

    Filesize

    6.9MB

  • memory/804-33-0x0000000006940000-0x000000000698B000-memory.dmp

    Filesize

    300KB

  • memory/804-34-0x0000000006A70000-0x0000000006AD6000-memory.dmp

    Filesize

    408KB

  • memory/804-41-0x00000000086B0000-0x0000000008BDC000-memory.dmp

    Filesize

    5.2MB

  • memory/804-38-0x0000000007550000-0x00000000075A0000-memory.dmp

    Filesize

    320KB

  • memory/804-39-0x0000000007FB0000-0x0000000008172000-memory.dmp

    Filesize

    1.8MB

  • memory/804-40-0x00000000733A0000-0x0000000073A8E000-memory.dmp

    Filesize

    6.9MB

  • memory/4124-47-0x00000000008C0000-0x0000000000930000-memory.dmp

    Filesize

    448KB

  • memory/4740-37-0x00000000733A0000-0x0000000073A8E000-memory.dmp

    Filesize

    6.9MB

  • memory/4740-0-0x00000000733AE000-0x00000000733AF000-memory.dmp

    Filesize

    4KB

  • memory/4740-5-0x00000000733A0000-0x0000000073A8E000-memory.dmp

    Filesize

    6.9MB

  • memory/4740-1-0x0000000000700000-0x0000000000758000-memory.dmp

    Filesize

    352KB