Analysis

  • max time kernel
    151s
  • max time network
    140s
  • platform
    windows7_x64
  • resource
    win7-20230831-en
  • resource tags

    arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
  • submitted
    11-10-2023 08:31

General

  • Target

    5633a46c25aced4b07728fd437b92c5e9102eabaa134ac584e2aae2e0adce587_JC.exe

  • Size

    267KB

  • MD5

    5a84945991cf24c957cf67fd414c9f9a

  • SHA1

    06206df47fd0805d616f31b5e56daa6378409e72

  • SHA256

    5633a46c25aced4b07728fd437b92c5e9102eabaa134ac584e2aae2e0adce587

  • SHA512

    307f16d760c0adbeb829705e6db167c460c7d048da56049a8240c6cf6de69c2e6f41fcb9cca7c2e2ee03b8b5cbe8132f346fc3626c39e7f4de6c6d0cbfce2ed2

  • SSDEEP

    6144:ZWO3FffE31kwsQODpAkVyakH7bWMxNTf:EOFf8lDsQsVyaOP5

Malware Config

Extracted

Family

gozi

Extracted

Family

gozi

Botnet

5050

C2

netsecurez.com

whofoxy.com

mimemoa.com

ntcgo.com

Attributes
  • base_path

    /jerry/

  • build

    250260

  • exe_type

    loader

  • extension

    .bob

  • server_id

    50

rsa_pubkey.plain
aes.plain

Extracted

Family

gozi

Botnet

5050

C2

fotexion.com

Attributes
  • base_path

    /pictures/

  • build

    250260

  • exe_type

    worker

  • extension

    .bob

  • server_id

    50

rsa_pubkey.plain
aes.plain

Signatures

  • Gozi

    Gozi is a well-known and widely distributed banking trojan.

  • Deletes itself 1 IoCs
  • Drops file in System32 directory 1 IoCs
  • Suspicious use of SetThreadContext 4 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Modifies Internet Explorer settings 1 TTPs 1 IoCs
  • Runs ping.exe 1 TTPs 1 IoCs
  • Suspicious behavior: CmdExeWriteProcessMemorySpam 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious behavior: MapViewOfSection 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 37 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1280
    • C:\Users\Admin\AppData\Local\Temp\5633a46c25aced4b07728fd437b92c5e9102eabaa134ac584e2aae2e0adce587_JC.exe
      "C:\Users\Admin\AppData\Local\Temp\5633a46c25aced4b07728fd437b92c5e9102eabaa134ac584e2aae2e0adce587_JC.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      PID:2144
    • C:\Windows\System32\mshta.exe
      "C:\Windows\System32\mshta.exe" "about:<hta:application><script>Asji='wscript.shell';resizeTo(0,2);eval(new ActiveXObject(Asji).regread('HKCU\\\Software\\AppDataLow\\Software\\Microsoft\\24F5F9D3-33BE-F6ED-DD98-178A614C3B5E\\\StopDiagram'));if(!window.flag)close()</script>"
      2⤵
      • Modifies Internet Explorer settings
      • Suspicious use of WriteProcessMemory
      PID:2924
      • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" new-alias -name blgorxiw -value gp; new-alias -name stgitclgt -value iex; stgitclgt ([System.Text.Encoding]::ASCII.GetString((blgorxiw "HKCU:Software\AppDataLow\Software\Microsoft\24F5F9D3-33BE-F6ED-DD98-178A614C3B5E").ListMail))
        3⤵
        • Drops file in System32 directory
        • Suspicious use of SetThreadContext
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: MapViewOfSection
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:2748
        • C:\Windows\Microsoft.NET\Framework64\v2.0.50727\csc.exe
          "C:\Windows\Microsoft.NET\Framework64\v2.0.50727\csc.exe" /noconfig /fullpaths @"C:\Users\Admin\AppData\Local\Temp\wh0gzywl.cmdline"
          4⤵
          • Suspicious use of WriteProcessMemory
          PID:1900
          • C:\Windows\Microsoft.NET\Framework64\v2.0.50727\cvtres.exe
            C:\Windows\Microsoft.NET\Framework64\v2.0.50727\cvtres.exe /NOLOGO /READONLY /MACHINE:IX86 "/OUT:C:\Users\Admin\AppData\Local\Temp\RES194C.tmp" "c:\Users\Admin\AppData\Local\Temp\CSC194B.tmp"
            5⤵
              PID:2844
          • C:\Windows\Microsoft.NET\Framework64\v2.0.50727\csc.exe
            "C:\Windows\Microsoft.NET\Framework64\v2.0.50727\csc.exe" /noconfig /fullpaths @"C:\Users\Admin\AppData\Local\Temp\ozr-7xwv.cmdline"
            4⤵
            • Suspicious use of WriteProcessMemory
            PID:2896
            • C:\Windows\Microsoft.NET\Framework64\v2.0.50727\cvtres.exe
              C:\Windows\Microsoft.NET\Framework64\v2.0.50727\cvtres.exe /NOLOGO /READONLY /MACHINE:IX86 "/OUT:C:\Users\Admin\AppData\Local\Temp\RES1A07.tmp" "c:\Users\Admin\AppData\Local\Temp\CSC1A06.tmp"
              5⤵
                PID:764
        • C:\Windows\System32\cmd.exe
          "C:\Windows\System32\cmd.exe" /C ping localhost -n 5 && del "C:\Users\Admin\AppData\Local\Temp\5633a46c25aced4b07728fd437b92c5e9102eabaa134ac584e2aae2e0adce587_JC.exe"
          2⤵
          • Deletes itself
          • Suspicious use of SetThreadContext
          • Suspicious behavior: MapViewOfSection
          • Suspicious use of WriteProcessMemory
          PID:1680
          • C:\Windows\system32\PING.EXE
            ping localhost -n 5
            3⤵
            • Runs ping.exe
            • Suspicious behavior: CmdExeWriteProcessMemorySpam
            PID:1976
        • C:\Windows\syswow64\cmd.exe
          "C:\Windows\syswow64\cmd.exe" /C pause dll mail, ,
          2⤵
            PID:1112

        Network

        MITRE ATT&CK Matrix ATT&CK v13

        Defense Evasion

        Modify Registry

        1
        T1112

        Discovery

        System Information Discovery

        1
        T1082

        Remote System Discovery

        1
        T1018

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\AppData\Local\Temp\RES194C.tmp
          Filesize

          1KB

          MD5

          7e75388d7c0f010679b3be1b8470cb24

          SHA1

          51e68e86e4d647779a21a50758d0ea6f0a18eccb

          SHA256

          a6f54b786f6319cea5ba15043f04235bc9d118750c7b085cf3a2bddfa5d2c13c

          SHA512

          92da74a77f5c3e03f1fe78ac2805f6588279a632edc3d2ba36f4150a39f80df311b5707f5d8104c806584980b3d9da59e29159cfa7ed2e86b51efc2c8b828894

        • C:\Users\Admin\AppData\Local\Temp\RES1A07.tmp
          Filesize

          1KB

          MD5

          7d608de7b4a00cb707198acdf5f7da18

          SHA1

          2d0921bc69d16c4cfb41a7f2d4c83d9a2bec29bb

          SHA256

          c1fecb5ddc1c222567ea7e0735d2e0a04bef457f663bd8230cb9339628104154

          SHA512

          0f65785619791205afe4a6e331abaf7613ecaedddb40b99cc45f5e4c625ef76b97194d8d0bc82e102cdabfdb13fec8dc77b7974c046dcea31c5bcdc87dec8ae9

        • C:\Users\Admin\AppData\Local\Temp\ozr-7xwv.dll
          Filesize

          3KB

          MD5

          27f0bc5a8626dc8fbeb1a9ae11ffcaff

          SHA1

          709da0ea488b54954e8171a59e9b640cb5c8a258

          SHA256

          99e8e6bdac41bb386a54ecccaf605809c5fb30aa96467d91111e8cd5dffb1f14

          SHA512

          e9f116280a0c36f5882a2bc7ccf9701bcefee52c59833046733680717d8d0e95be3285387fe697b38164b951fa9a194e33677de6ad863dac905fbbfdc2ff2a0e

        • C:\Users\Admin\AppData\Local\Temp\ozr-7xwv.pdb
          Filesize

          7KB

          MD5

          bc6a03c1c873adf8becd47cc16188f58

          SHA1

          78ff4db49efab116c7d1851c67afeca073766702

          SHA256

          0bc3cfcd568f6a3e1ba5d6c83036c6bd3565ac2980533debbd32f7e81b059dca

          SHA512

          7a941982f9f61c342d4f8f5b9b435784c2ff84bb65a0fc20e21588b403b24b4c3cdfa0f646a911f8bedbb4467a0042a2229d8cfecdf0cec886691dcbd17a1659

        • C:\Users\Admin\AppData\Local\Temp\wh0gzywl.dll
          Filesize

          3KB

          MD5

          ddb7bbfa4dea63ce378d1fbb9a81fb6e

          SHA1

          2706c02efe49ab8fbec72fd7609bede5864c659e

          SHA256

          a82880a8488537c8b58917b0a799c9bd75419907b0e26a6640dbb8e507da0da6

          SHA512

          e3378d903be6a596ae4947fe55f9d2ef6265dde09fc0afe98c24169b641d2f206a716cda7bc7f29a66c6302b5fb70841154da669383ced91d8c6c304daf3193c

        • C:\Users\Admin\AppData\Local\Temp\wh0gzywl.pdb
          Filesize

          7KB

          MD5

          077f5f8c4c04d550dac4bbcc2f391255

          SHA1

          e19226dc522bde333d56cc2a6e28f555d66dc96c

          SHA256

          ad9def87b2886f9f8341995f7354e35f81c6559ae51b9ca045be99138dc7ec7b

          SHA512

          e5de8bf245b91e08a6e6ae1be261416e1d704daedd86925a4240acc0d14fb4433009fd0fb379e95b3489b551c812d443852dc4fe246b9513304673bf12a57aa9

        • \??\c:\Users\Admin\AppData\Local\Temp\CSC194B.tmp
          Filesize

          652B

          MD5

          571c61c806a0c45c8ca90f58da372856

          SHA1

          f1030112a24724295033ad4caa8d07d61f1a953a

          SHA256

          72ceff97628641ff5efbe35307f40607164aea7306b26773c5ffb6e7b18aa054

          SHA512

          a5551877b8dfa6d8788050bcdd21fa87dd385f0ca85286a684831512518521d4df7662b8fa69f8b31bcf43c55b8472456cf49d98b8ee9bd2b52d19f1ba697869

        • \??\c:\Users\Admin\AppData\Local\Temp\CSC1A06.tmp
          Filesize

          652B

          MD5

          26b61d19e7b38ac385e275d0ee49cf44

          SHA1

          c0af5295c8d75bdacda1e116eed879579b970def

          SHA256

          8c24cc81fa1d028e2591d4dcf323b54fc13c7f4834911200c55688828059f198

          SHA512

          4b1d7d8d9ab16cf37ddd439e00b7a420a3177bdcf90331b1fb0fda813f6722cd4b3c9316dc2b91d0c2e5470f1da00fa177b6bef9791e9908bf033c9d7cddfeed

        • \??\c:\Users\Admin\AppData\Local\Temp\ozr-7xwv.0.cs
          Filesize

          406B

          MD5

          ca8887eacd573690830f71efaf282712

          SHA1

          0acd4f49fc8cf6372950792402ec3aeb68569ef8

          SHA256

          568b0c1155379c88e91f904f4e70a3608fbf664ef890309cd705a7c5eb3232c3

          SHA512

          2a538a308db6c7d09224737f549d442b4c206e8e9605a2570149243ee11bf0c5f028ebf003b383f86709d0dd976ff66d15ccb700f50969ff3da64dd39cab25c7

        • \??\c:\Users\Admin\AppData\Local\Temp\ozr-7xwv.cmdline
          Filesize

          309B

          MD5

          2d45a3b130df359241a5aa2916980cce

          SHA1

          f1e425ad1be1d88a9f19eb37193a4c46334daf59

          SHA256

          755a5961f4299068f381389acb22121a360ae334456d4eb9a6eb9b5e9b2f5d28

          SHA512

          53542c9f24ef65342f905707de53ff08e52eb8387d2b7a5734ae4ed311855b6d2ee630501c12860698bfbf6c2213c2c2203145a94ca6a953e6dbdb3f816492bc

        • \??\c:\Users\Admin\AppData\Local\Temp\wh0gzywl.0.cs
          Filesize

          405B

          MD5

          caed0b2e2cebaecd1db50994e0c15272

          SHA1

          5dfac9382598e0ad2e700de4f833de155c9c65fa

          SHA256

          21210b9baafb8b03ab0ef625312973a77bb5aba856c91892b65826e8b7c3b150

          SHA512

          86dc4f8cedd37464c9c492c467375d4603715e5827dfaf7bfcfe5c46ce5e09b439139d4b0a756afa37e4c2444c5b169ac1c024217b9ba449edb183a3b53f2b62

        • \??\c:\Users\Admin\AppData\Local\Temp\wh0gzywl.cmdline
          Filesize

          309B

          MD5

          5176e2b9da0795932f5cabda05c42f82

          SHA1

          cd2feee8f639c4d6d4fa0048c4dca08218b989f4

          SHA256

          1638b0455d81ce3f6e4a46dffee67e3dc8d3534fa55dc2710757ae81dae203f2

          SHA512

          97774876fe4c92f97568061c98eb5d34f5ac3086f12512924d4d94d25adff5723167c83a132b64645e93cb0439422a3afc025ec96eede935fcefb237606d9e4e

        • memory/1112-97-0x0000000000160000-0x0000000000161000-memory.dmp
          Filesize

          4KB

        • memory/1112-98-0x0000000000270000-0x0000000000308000-memory.dmp
          Filesize

          608KB

        • memory/1112-94-0x0000000000270000-0x0000000000308000-memory.dmp
          Filesize

          608KB

        • memory/1112-106-0x0000000000270000-0x0000000000308000-memory.dmp
          Filesize

          608KB

        • memory/1280-103-0x0000000005FF0000-0x0000000006094000-memory.dmp
          Filesize

          656KB

        • memory/1280-69-0x0000000002A90000-0x0000000002A91000-memory.dmp
          Filesize

          4KB

        • memory/1280-65-0x0000000005FF0000-0x0000000006094000-memory.dmp
          Filesize

          656KB

        • memory/1680-79-0x000007FFFFFDF000-0x000007FFFFFE0000-memory.dmp
          Filesize

          4KB

        • memory/1680-81-0x0000000000310000-0x0000000000311000-memory.dmp
          Filesize

          4KB

        • memory/1680-80-0x0000000000460000-0x0000000000504000-memory.dmp
          Filesize

          656KB

        • memory/1680-105-0x0000000000460000-0x0000000000504000-memory.dmp
          Filesize

          656KB

        • memory/1976-90-0x0000000001C50000-0x0000000001CF4000-memory.dmp
          Filesize

          656KB

        • memory/1976-104-0x0000000001C50000-0x0000000001CF4000-memory.dmp
          Filesize

          656KB

        • memory/1976-87-0x000007FFFFFDF000-0x000007FFFFFE0000-memory.dmp
          Filesize

          4KB

        • memory/1976-88-0x0000000000100000-0x0000000000101000-memory.dmp
          Filesize

          4KB

        • memory/2144-7-0x0000000000400000-0x0000000000450000-memory.dmp
          Filesize

          320KB

        • memory/2144-5-0x0000000000240000-0x000000000024B000-memory.dmp
          Filesize

          44KB

        • memory/2144-4-0x0000000000220000-0x0000000000235000-memory.dmp
          Filesize

          84KB

        • memory/2144-3-0x0000000000400000-0x0000000000450000-memory.dmp
          Filesize

          320KB

        • memory/2144-2-0x0000000000400000-0x0000000000450000-memory.dmp
          Filesize

          320KB

        • memory/2144-6-0x0000000000400000-0x0000000000450000-memory.dmp
          Filesize

          320KB

        • memory/2144-1-0x0000000000240000-0x000000000024B000-memory.dmp
          Filesize

          44KB

        • memory/2144-0-0x0000000000220000-0x0000000000235000-memory.dmp
          Filesize

          84KB

        • memory/2144-8-0x0000000000400000-0x0000000000450000-memory.dmp
          Filesize

          320KB

        • memory/2144-13-0x00000000002E0000-0x00000000002ED000-memory.dmp
          Filesize

          52KB

        • memory/2144-16-0x0000000000400000-0x0000000000450000-memory.dmp
          Filesize

          320KB

        • memory/2144-18-0x0000000002550000-0x0000000002552000-memory.dmp
          Filesize

          8KB

        • memory/2748-25-0x000007FEF4E80000-0x000007FEF581D000-memory.dmp
          Filesize

          9.6MB

        • memory/2748-61-0x0000000002940000-0x0000000002948000-memory.dmp
          Filesize

          32KB

        • memory/2748-76-0x000000001B1F0000-0x000000001B22D000-memory.dmp
          Filesize

          244KB

        • memory/2748-71-0x0000000002720000-0x00000000027A0000-memory.dmp
          Filesize

          512KB

        • memory/2748-73-0x000007FEF4E80000-0x000007FEF581D000-memory.dmp
          Filesize

          9.6MB

        • memory/2748-72-0x0000000002720000-0x00000000027A0000-memory.dmp
          Filesize

          512KB

        • memory/2748-64-0x000000001B1F0000-0x000000001B22D000-memory.dmp
          Filesize

          244KB

        • memory/2748-67-0x000007FEF4E80000-0x000007FEF581D000-memory.dmp
          Filesize

          9.6MB

        • memory/2748-23-0x000000001B2F0000-0x000000001B5D2000-memory.dmp
          Filesize

          2.9MB

        • memory/2748-44-0x0000000002930000-0x0000000002938000-memory.dmp
          Filesize

          32KB

        • memory/2748-30-0x0000000002720000-0x00000000027A0000-memory.dmp
          Filesize

          512KB

        • memory/2748-28-0x000007FEF4E80000-0x000007FEF581D000-memory.dmp
          Filesize

          9.6MB

        • memory/2748-27-0x0000000002720000-0x00000000027A0000-memory.dmp
          Filesize

          512KB

        • memory/2748-26-0x0000000002720000-0x00000000027A0000-memory.dmp
          Filesize

          512KB

        • memory/2748-24-0x0000000001ED0000-0x0000000001ED8000-memory.dmp
          Filesize

          32KB

        • memory/2896-52-0x0000000001F90000-0x0000000002010000-memory.dmp
          Filesize

          512KB