Analysis

  • max time kernel
    145s
  • max time network
    153s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    04/01/2024, 03:32

General

  • Target

    3fc9c1a56f30cf18e75f458ba4470cee.exe

  • Size

    471KB

  • MD5

    3fc9c1a56f30cf18e75f458ba4470cee

  • SHA1

    4f79fa2f37e7c795a25b753df8c53b6d4cc46d28

  • SHA256

    a455ea749bf2aa78f43ca6beb1fec983ca39b71e23ab8a951c6b3c0a23ae6b7c

  • SHA512

    b3149d9a303c0260e0b1452d20c196bb94d8c7f3a44d6a4ed9870b015e61b33b45eada50646fc2c40784a15c0349dbd1475ac69a38160cb085a0a9c3aa0bc807

  • SSDEEP

    6144:xYa0TXGrWVqIUgpXSRER+JTKasRLwnSmU2h0:xsX6KqpMXSER+JTHsRLwnSmUv

Malware Config

Extracted

Family

redline

Botnet

Lamborghini

C2

45.88.3.176:17033

Signatures

  • Modifies Windows Defender Real-time Protection settings 3 TTPs 4 IoCs
  • RedLine

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

  • RedLine payload 5 IoCs
  • SectopRAT

    SectopRAT is a remote access trojan first seen in November 2019.

  • SectopRAT payload 5 IoCs
  • Windows security bypass 2 TTPs 2 IoCs
  • Nirsoft 1 IoCs
  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 4 IoCs
  • Windows security modification 2 TTPs 8 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 7 IoCs
  • Suspicious use of WriteProcessMemory 21 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\3fc9c1a56f30cf18e75f458ba4470cee.exe
    "C:\Users\Admin\AppData\Local\Temp\3fc9c1a56f30cf18e75f458ba4470cee.exe"
    1⤵
    • Modifies Windows Defender Real-time Protection settings
    • Windows security bypass
    • Loads dropped DLL
    • Windows security modification
    • Suspicious use of SetThreadContext
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:828
    • C:\Users\Admin\AppData\Local\Temp\a5e9b854-d98d-4c74-a37c-19aa6f68f0fa\AdvancedRun.exe
      "C:\Users\Admin\AppData\Local\Temp\a5e9b854-d98d-4c74-a37c-19aa6f68f0fa\AdvancedRun.exe" /EXEFilename "C:\Users\Admin\AppData\Local\Temp\a5e9b854-d98d-4c74-a37c-19aa6f68f0fa\test.bat" /WindowState ""0"" /PriorityClass ""32"" /CommandLine "" /StartDirectory "" /RunAs 8 /Run
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2380
      • C:\Users\Admin\AppData\Local\Temp\a5e9b854-d98d-4c74-a37c-19aa6f68f0fa\AdvancedRun.exe
        "C:\Users\Admin\AppData\Local\Temp\a5e9b854-d98d-4c74-a37c-19aa6f68f0fa\AdvancedRun.exe" /SpecialRun 4101d8 2380
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2016
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\3fc9c1a56f30cf18e75f458ba4470cee.exe" -Force
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2852
    • C:\Users\Admin\AppData\Local\Temp\3fc9c1a56f30cf18e75f458ba4470cee.exe
      "C:\Users\Admin\AppData\Local\Temp\3fc9c1a56f30cf18e75f458ba4470cee.exe"
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:2872

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • \Users\Admin\AppData\Local\Temp\a5e9b854-d98d-4c74-a37c-19aa6f68f0fa\AdvancedRun.exe

    Filesize

    88KB

    MD5

    17fc12902f4769af3a9271eb4e2dacce

    SHA1

    9a4a1581cc3971579574f837e110f3bd6d529dab

    SHA256

    29ae7b30ed8394c509c561f6117ea671ec412da50d435099756bbb257fafb10b

    SHA512

    036e0d62490c26dee27ef54e514302e1cc8a14de8ce3b9703bf7caf79cfae237e442c27a0edcf2c4fd41af4195ba9ed7e32e894767ce04467e79110e89522e4a

  • memory/828-27-0x0000000074570000-0x0000000074C5E000-memory.dmp

    Filesize

    6.9MB

  • memory/828-1-0x0000000074570000-0x0000000074C5E000-memory.dmp

    Filesize

    6.9MB

  • memory/828-2-0x00000000001E0000-0x0000000000220000-memory.dmp

    Filesize

    256KB

  • memory/828-3-0x00000000021E0000-0x000000000224A000-memory.dmp

    Filesize

    424KB

  • memory/828-0-0x0000000000B40000-0x0000000000BBC000-memory.dmp

    Filesize

    496KB

  • memory/2852-39-0x0000000070C00000-0x00000000711AB000-memory.dmp

    Filesize

    5.7MB

  • memory/2852-38-0x0000000002540000-0x0000000002580000-memory.dmp

    Filesize

    256KB

  • memory/2852-36-0x0000000070C00000-0x00000000711AB000-memory.dmp

    Filesize

    5.7MB

  • memory/2852-35-0x0000000070C00000-0x00000000711AB000-memory.dmp

    Filesize

    5.7MB

  • memory/2872-19-0x0000000000400000-0x000000000041E000-memory.dmp

    Filesize

    120KB

  • memory/2872-31-0x0000000000400000-0x000000000041E000-memory.dmp

    Filesize

    120KB

  • memory/2872-29-0x0000000000400000-0x000000000041E000-memory.dmp

    Filesize

    120KB

  • memory/2872-26-0x0000000000400000-0x000000000041E000-memory.dmp

    Filesize

    120KB

  • memory/2872-32-0x0000000074570000-0x0000000074C5E000-memory.dmp

    Filesize

    6.9MB

  • memory/2872-24-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

    Filesize

    4KB

  • memory/2872-23-0x0000000000400000-0x000000000041E000-memory.dmp

    Filesize

    120KB

  • memory/2872-37-0x0000000004760000-0x00000000047A0000-memory.dmp

    Filesize

    256KB

  • memory/2872-22-0x0000000000400000-0x000000000041E000-memory.dmp

    Filesize

    120KB

  • memory/2872-21-0x0000000000400000-0x000000000041E000-memory.dmp

    Filesize

    120KB

  • memory/2872-40-0x0000000074570000-0x0000000074C5E000-memory.dmp

    Filesize

    6.9MB

  • memory/2872-41-0x0000000004760000-0x00000000047A0000-memory.dmp

    Filesize

    256KB