Overview

overview

10

Static

static

ﱞﱞﱞ�...ﱞﱞ

windows10_x64

8

ﱞﱞﱞ�...ฺฺ

windows10_x64

10

ﱞﱞﱞ�...ﱞﱞ

windows10_x64

8

ﱞﱞﱞ�...ﱞﱞ

windows10_x64

10

ﱞﱞﱞ�...ﱞﱞ

windows7_x64

10

win102

windows10_x64

10

win104

windows10_x64

10

win105

windows10_x64

8

win106

windows10_x64

10

win101

windows10_x64

8

win100

windows10_x64

10

Resubmissions

24-05-2021 05:31

210524-b4dx7j71fj 10

21-05-2021 13:30

210521-r42mg8cghe 10

Analysis

  • max time kernel
    1799s
  • max time network
    1320s
  • platform
    windows10_x64
  • resource
    win10v20210410
  • submitted
    24-05-2021 05:31

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General

  • Target

    keygen-step-4.exe

  • Size

    5.6MB

  • MD5

    a110ce3f7366c6bb12553ea17a793110

  • SHA1

    8e10076496347d6324382f20968f3b7c8516eedf

  • SHA256

    0e63f296fdc309cb1e487cd1a549d029d2a9144b8a050db274901030dc6ec0f3

  • SHA512

    dc9103da71a1143365f3c7f39c4a316a9b9cc6e337b601a95d13d68bba777d2145d79a9d44ac96edce71775819e4d4bb2bb0cf7e49627163237ec3580b25c3cf

Score
10/10
plugxredlineservlyla2evasioninfostealerpersistencespywarestealertrojanupxvmprotect

Malware Config

Extracted

Family

redline

Botnet

ServLyla2

C2

87.251.71.4:80

Signatures

  • PlugX

    PlugX is a RAT (Remote Access Trojan) that has been around since 2008.

    trojanplugx
  • RedLine

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

    infostealerredline
  • RedLine Payload 2 IoCs
  • Executes dropped EXE 8 IoCs
  • UPX packed file 8 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

    upx
  • VMProtect packed file 3 IoCs

    Detects executables packed with VMProtect commercial packer.

    vmprotect
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Loads dropped DLL 1 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

    spywarestealer
  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
    spyware
  • Adds Run key to start application 2 TTPs 1 IoCs
    persistence
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
    evasiontrojan
  • Legitimate hosting services abused for malware hosting/C2 1 TTPs
  • Looks up external IP address via web service 1 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Drops file in System32 directory 1 IoCs
  • Suspicious use of SetThreadContext 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Checks processor information in registry 2 TTPs 2 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Modifies data under HKEY_USERS 13 IoCs
  • Modifies registry class 14 IoCs
  • Suspicious behavior: EnumeratesProcesses 11 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 63 IoCs

Processes

  • c:\windows\system32\svchost.exe
    c:\windows\system32\svchost.exe -k netsvcs -s Browser
    1⤵
      PID:2788
    • c:\windows\system32\svchost.exe
      c:\windows\system32\svchost.exe -k netsvcs -s WpnService
      1⤵
        PID:2712
      • c:\windows\system32\svchost.exe
        c:\windows\system32\svchost.exe -k netsvcs -s Winmgmt
        1⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:2700
      • c:\windows\system32\svchost.exe
        c:\windows\system32\svchost.exe -k netsvcs -s IKEEXT
        1⤵
          PID:2424
        • c:\windows\system32\svchost.exe
          c:\windows\system32\svchost.exe -k netsvcs -s LanmanServer
          1⤵
            PID:2372
          • c:\windows\system32\svchost.exe
            c:\windows\system32\svchost.exe -k netsvcs -s ShellHWDetection
            1⤵
              PID:1864
            • c:\windows\system32\svchost.exe
              c:\windows\system32\svchost.exe -k netsvcs -s SENS
              1⤵
              • Modifies registry class
              PID:1452
            • c:\windows\system32\svchost.exe
              c:\windows\system32\svchost.exe -k netsvcs -s UserManager
              1⤵
                PID:1356
              • c:\windows\system32\svchost.exe
                c:\windows\system32\svchost.exe -k netsvcs -s Themes
                1⤵
                  PID:1212
                • c:\windows\system32\svchost.exe
                  c:\windows\system32\svchost.exe -k netsvcs -s ProfSvc
                  1⤵
                    PID:1152
                  • c:\windows\system32\svchost.exe
                    c:\windows\system32\svchost.exe -k netsvcs -s Schedule
                    1⤵
                      PID:1060
                    • c:\windows\system32\svchost.exe
                      c:\windows\system32\svchost.exe -k netsvcs -s gpsvc
                      1⤵
                        PID:364
                      • C:\Users\Admin\AppData\Local\Temp\keygen-step-4.exe
                        "C:\Users\Admin\AppData\Local\Temp\keygen-step-4.exe"
                        1⤵
                        • Suspicious use of WriteProcessMemory
                        PID:1704
                        • C:\Users\Admin\AppData\Local\Temp\RarSFX0\Crack.exe
                          "C:\Users\Admin\AppData\Local\Temp\RarSFX0\Crack.exe"
                          2⤵
                          • Executes dropped EXE
                          • Checks computer location settings
                          • Modifies registry class
                          • Suspicious use of WriteProcessMemory
                          PID:2292
                          • C:\Windows\SysWOW64\rUNdlL32.eXe
                            "C:\Windows\system32\rUNdlL32.eXe" "C:\Users\Admin\AppData\Local\Temp\install.dll",setuser
                            3⤵
                            • Loads dropped DLL
                            • Modifies registry class
                            • Suspicious behavior: EnumeratesProcesses
                            • Suspicious use of AdjustPrivilegeToken
                            • Suspicious use of WriteProcessMemory
                            PID:3736
                        • C:\Users\Admin\AppData\Local\Temp\RarSFX0\ABCbrow.exe
                          "C:\Users\Admin\AppData\Local\Temp\RarSFX0\ABCbrow.exe"
                          2⤵
                          • Executes dropped EXE
                          • Suspicious use of SetThreadContext
                          • Suspicious use of AdjustPrivilegeToken
                          • Suspicious use of WriteProcessMemory
                          PID:3416
                          • C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe
                            C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe
                            3⤵
                            • Suspicious behavior: EnumeratesProcesses
                            • Suspicious use of AdjustPrivilegeToken
                            PID:4252
                        • C:\Users\Admin\AppData\Local\Temp\RarSFX0\jg6_6asg.exe
                          "C:\Users\Admin\AppData\Local\Temp\RarSFX0\jg6_6asg.exe"
                          2⤵
                          • Executes dropped EXE
                          • Checks whether UAC is enabled
                          • Suspicious use of AdjustPrivilegeToken
                          PID:4292
                        • C:\Users\Admin\AppData\Local\Temp\RarSFX0\gaoou.exe
                          "C:\Users\Admin\AppData\Local\Temp\RarSFX0\gaoou.exe"
                          2⤵
                          • Executes dropped EXE
                          • Adds Run key to start application
                          • Suspicious use of WriteProcessMemory
                          PID:4868
                          • C:\Users\Admin\AppData\Local\Temp\jfiag3g_gg.exe
                            C:\Users\Admin\AppData\Local\Temp\jfiag3g_gg.exe /scookiestxt C:\Users\Admin\AppData\Local\Temp\fj4ghga23_fsa.txt
                            3⤵
                            • Executes dropped EXE
                            PID:4912
                          • C:\Users\Admin\AppData\Local\Temp\jfiag3g_gg.exe
                            C:\Users\Admin\AppData\Local\Temp\jfiag3g_gg.exe /scookiestxt C:\Users\Admin\AppData\Local\Temp\fj4ghga23_fsa.txt
                            3⤵
                            • Executes dropped EXE
                            • Suspicious behavior: EnumeratesProcesses
                            PID:4168
                          • C:\Users\Admin\AppData\Local\Temp\jfiag3g_gg.exe
                            C:\Users\Admin\AppData\Local\Temp\jfiag3g_gg.exe /scookiestxt C:\Users\Admin\AppData\Local\Temp\fj4ghga23_fsa.txt
                            3⤵
                            • Executes dropped EXE
                            • Suspicious behavior: EnumeratesProcesses
                            PID:4712
                          • C:\Users\Admin\AppData\Local\Temp\jfiag3g_gg.exe
                            C:\Users\Admin\AppData\Local\Temp\jfiag3g_gg.exe /scookiestxt C:\Users\Admin\AppData\Local\Temp\fj4ghga23_fsa.txt
                            3⤵
                            • Executes dropped EXE
                            • Suspicious behavior: EnumeratesProcesses
                            PID:4328
                      • \??\c:\windows\system32\svchost.exe
                        c:\windows\system32\svchost.exe -k netsvcs -s BITS
                        1⤵
                        • Suspicious use of SetThreadContext
                        • Modifies registry class
                        • Suspicious behavior: EnumeratesProcesses
                        • Suspicious use of AdjustPrivilegeToken
                        • Suspicious use of WriteProcessMemory
                        PID:3160
                        • C:\Windows\system32\svchost.exe
                          C:\Windows\system32\svchost.exe -k SystemNetworkService
                          2⤵
                          • Drops file in System32 directory
                          • Checks processor information in registry
                          • Modifies data under HKEY_USERS
                          • Modifies registry class
                          • Suspicious use of WriteProcessMemory
                          PID:2260

                      Network

                      MITRE ATT&CK Enterprise v6

                      Replay Monitor

                      Loading Replay Monitor...

                      Downloads

                      • memory/364-241-0x0000022262660000-0x00000222626D0000-memory.dmp

                        Filesize

                        448KB

                        Download

                      • memory/364-166-0x0000022262570000-0x00000222625E0000-memory.dmp

                        Filesize

                        448KB

                        Download

                      • memory/1060-249-0x00000144A4940000-0x00000144A49B0000-memory.dmp

                        Filesize

                        448KB

                        Download

                      • memory/1060-155-0x00000144A4290000-0x00000144A4300000-memory.dmp

                        Filesize

                        448KB

                        Download

                      • memory/1152-247-0x000002996E470000-0x000002996E4E0000-memory.dmp

                        Filesize

                        448KB

                        Download

                      • memory/1152-150-0x000002996D820000-0x000002996D890000-memory.dmp

                        Filesize

                        448KB

                        Download

                      • memory/1212-255-0x000002569A6B0000-0x000002569A720000-memory.dmp

                        Filesize

                        448KB

                        Download

                      • memory/1212-173-0x0000025699C30000-0x0000025699CA0000-memory.dmp

                        Filesize

                        448KB

                        Download

                      • memory/1356-179-0x000001CDAA770000-0x000001CDAA7E0000-memory.dmp

                        Filesize

                        448KB

                        Download

                      • memory/1356-257-0x000001CDAAB20000-0x000001CDAAB90000-memory.dmp

                        Filesize

                        448KB

                        Download

                      • memory/1452-251-0x000001E17F4E0000-0x000001E17F550000-memory.dmp

                        Filesize

                        448KB

                        Download

                      • memory/1452-161-0x000001E17F400000-0x000001E17F470000-memory.dmp

                        Filesize

                        448KB

                        Download

                      • memory/1864-253-0x000001E7A8620000-0x000001E7A8690000-memory.dmp

                        Filesize

                        448KB

                        Download

                      • memory/1864-168-0x000001E7A8540000-0x000001E7A85B0000-memory.dmp

                        Filesize

                        448KB

                        Download

                      • memory/2260-164-0x000001B21E1D0000-0x000001B21E240000-memory.dmp

                        Filesize

                        448KB

                        Download

                      • memory/2260-226-0x000001B21FA90000-0x000001B21FAAB000-memory.dmp

                        Filesize

                        108KB

                        Download

                      • memory/2260-225-0x000001B220800000-0x000001B220906000-memory.dmp

                        Filesize

                        1.0MB

                        Download

                      • memory/2372-178-0x000002783C340000-0x000002783C3B0000-memory.dmp

                        Filesize

                        448KB

                        Download

                      • memory/2372-245-0x000002783C940000-0x000002783C9B0000-memory.dmp

                        Filesize

                        448KB

                        Download

                      • memory/2424-243-0x000001CCF54A0000-0x000001CCF5510000-memory.dmp

                        Filesize

                        448KB

                        Download

                      • memory/2424-169-0x000001CCF4F40000-0x000001CCF4FB0000-memory.dmp

                        Filesize

                        448KB

                        Download

                      • memory/2700-186-0x00000148CEB00000-0x00000148CEB70000-memory.dmp

                        Filesize

                        448KB

                        Download

                      • memory/2700-259-0x00000148CF240000-0x00000148CF2B0000-memory.dmp

                        Filesize

                        448KB

                        Download

                      • memory/2712-188-0x000001E3076D0000-0x000001E307740000-memory.dmp

                        Filesize

                        448KB

                        Download

                      • memory/2712-261-0x000001E3077B0000-0x000001E307820000-memory.dmp

                        Filesize

                        448KB

                        Download

                      • memory/2788-156-0x000002BE32A70000-0x000002BE32AE0000-memory.dmp

                        Filesize

                        448KB

                        Download

                      • memory/2788-239-0x000002BE33010000-0x000002BE33080000-memory.dmp

                        Filesize

                        448KB

                        Download

                      • memory/3160-129-0x0000023931340000-0x000002393138B000-memory.dmp

                        Filesize

                        300KB

                        Download

                      • memory/3160-145-0x0000023931400000-0x0000023931470000-memory.dmp

                        Filesize

                        448KB

                        Download

                      • memory/3416-151-0x0000000002F90000-0x0000000002F91000-memory.dmp

                        Filesize

                        4KB

                        Download

                      • memory/3416-131-0x0000000000CE0000-0x0000000000CE1000-memory.dmp

                        Filesize

                        4KB

                        Download

                      • memory/3416-142-0x0000000002EF0000-0x0000000002EF9000-memory.dmp

                        Filesize

                        36KB

                        Download

                      • memory/3736-126-0x0000000000BE0000-0x0000000000CE1000-memory.dmp

                        Filesize

                        1.0MB

                        Download

                      • memory/3736-127-0x0000000000D70000-0x0000000000DCC000-memory.dmp

                        Filesize

                        368KB

                        Download

                      • memory/4252-201-0x0000000005470000-0x0000000005A76000-memory.dmp

                        Filesize

                        6.0MB

                        Download

                      • memory/4252-199-0x0000000002FB0000-0x0000000002FB1000-memory.dmp

                        Filesize

                        4KB

                        Download

                      • memory/4252-202-0x0000000005750000-0x0000000005751000-memory.dmp

                        Filesize

                        4KB

                        Download

                      • memory/4252-189-0x0000000000400000-0x000000000041C000-memory.dmp

                        Filesize

                        112KB

                        Download

                      • memory/4252-197-0x0000000002F50000-0x0000000002F51000-memory.dmp

                        Filesize

                        4KB

                        Download

                      • memory/4252-200-0x0000000005470000-0x0000000005471000-memory.dmp

                        Filesize

                        4KB

                        Download

                      • memory/4252-196-0x0000000005A80000-0x0000000005A81000-memory.dmp

                        Filesize

                        4KB

                        Download

                      • memory/4292-198-0x0000000000400000-0x00000000005DB000-memory.dmp

                        Filesize

                        1.9MB

                        Download

                      • memory/4292-203-0x0000000003640000-0x0000000003650000-memory.dmp

                        Filesize

                        64KB

                        Download

                      • memory/4292-209-0x00000000037E0000-0x00000000037F0000-memory.dmp

                        Filesize

                        64KB

                        Download