Analysis

  • max time kernel
    150s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20240611-en
  • resource tags

    arch:x64arch:x86image:win7-20240611-enlocale:en-usos:windows7-x64system
  • submitted
    26-06-2024 00:10

General

  • Target

    3d93ae8807b7387c36142f75132465320972b55528da981432e77f7da534c4ff.exe

  • Size

    9.2MB

  • MD5

    53eb3f5d996eb18d5deea3af4827a86c

  • SHA1

    a8305bcfd940bd40c67e169d7a50a0f87bd1f1e7

  • SHA256

    3d93ae8807b7387c36142f75132465320972b55528da981432e77f7da534c4ff

  • SHA512

    dcb66c630d18fb3060365733600071c3e9fcf8288a682deeddf8335982a991b20ea0a2e454286bc46dd534408a79b7f1333e41510caf4582e87d229955e679f8

  • SSDEEP

    98304:tws2ANnKXOaeOgmhtvVyq6XGhO7xQ80++bn601e5D11xZzs/F2RHQy+/9WoaTXNE:3KXbeO7/8qR2ubA5D11U/IwPapA

Malware Config

Extracted

Family

gozi

Signatures

  • Detect PurpleFox Rootkit 5 IoCs

    Detect PurpleFox Rootkit.

  • Gh0st RAT payload 6 IoCs
  • Gh0strat

    Gh0st RAT is a remote access tool (RAT) with its source code public and it has been used by multiple Chinese groups.

  • Gozi

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

  • PurpleFox

    PurpleFox is an exploit kit used to distribute other malware families and first seen in 2018.

  • Drops file in Drivers directory 1 IoCs
  • Server Software Component: Terminal Services DLL 1 TTPs 1 IoCs
  • Sets service image path in registry 2 TTPs 1 IoCs
  • Executes dropped EXE 6 IoCs
  • Loads dropped DLL 9 IoCs
  • UPX packed file 28 IoCs

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

  • Drops file in System32 directory 6 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
  • Runs ping.exe 1 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious behavior: LoadsDriver 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 8 IoCs
  • Suspicious use of SetWindowsHookEx 5 IoCs
  • Suspicious use of WriteProcessMemory 34 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\3d93ae8807b7387c36142f75132465320972b55528da981432e77f7da534c4ff.exe
    "C:\Users\Admin\AppData\Local\Temp\3d93ae8807b7387c36142f75132465320972b55528da981432e77f7da534c4ff.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2024
    • C:\Users\Admin\AppData\Local\Temp\R.exe
      C:\Users\Admin\AppData\Local\Temp\\R.exe
      2⤵
      • Server Software Component: Terminal Services DLL
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in System32 directory
      PID:2188
    • C:\Users\Admin\AppData\Local\Temp\N.exe
      C:\Users\Admin\AppData\Local\Temp\\N.exe
      2⤵
      • Executes dropped EXE
      • Drops file in System32 directory
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2668
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c ping -n 2 127.0.0.1 > nul && del C:\Users\Admin\AppData\Local\Temp\N.exe > nul
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:2888
        • C:\Windows\SysWOW64\PING.EXE
          ping -n 2 127.0.0.1
          4⤵
          • Runs ping.exe
          PID:2536
    • C:\Users\Admin\AppData\Local\Temp\HD_3d93ae8807b7387c36142f75132465320972b55528da981432e77f7da534c4ff.exe
      C:\Users\Admin\AppData\Local\Temp\HD_3d93ae8807b7387c36142f75132465320972b55528da981432e77f7da534c4ff.exe
      2⤵
      • Executes dropped EXE
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:2704
  • C:\Windows\SysWOW64\svchost.exe
    C:\Windows\SysWOW64\svchost.exe -k "Remote Data"
    1⤵
      PID:1928
    • C:\Windows\SysWOW64\svchost.exe
      C:\Windows\SysWOW64\svchost.exe -k "Remote Data"
      1⤵
      • Loads dropped DLL
      • Drops file in System32 directory
      • Suspicious use of WriteProcessMemory
      PID:2896
      • C:\Windows\SysWOW64\Remote Data.exe
        "C:\Windows\system32\Remote Data.exe" "c:\windows\system32\259395701.txt",MainThread
        2⤵
        • Executes dropped EXE
        • Loads dropped DLL
        PID:1656
    • C:\Windows\SysWOW64\TXPlatfor.exe
      C:\Windows\SysWOW64\TXPlatfor.exe -auto
      1⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious use of WriteProcessMemory
      PID:2680
      • C:\Windows\SysWOW64\TXPlatfor.exe
        C:\Windows\SysWOW64\TXPlatfor.exe -acsi
        2⤵
        • Drops file in Drivers directory
        • Sets service image path in registry
        • Executes dropped EXE
        • Suspicious behavior: LoadsDriver
        • Suspicious use of AdjustPrivilegeToken
        PID:2640

    Network

    MITRE ATT&CK Matrix ATT&CK v13

    Persistence

    Server Software Component

    1
    T1505

    Terminal Services DLL

    1
    T1505.005

    Boot or Logon Autostart Execution

    1
    T1547

    Registry Run Keys / Startup Folder

    1
    T1547.001

    Privilege Escalation

    Boot or Logon Autostart Execution

    1
    T1547

    Registry Run Keys / Startup Folder

    1
    T1547.001

    Defense Evasion

    Modify Registry

    1
    T1112

    Discovery

    Remote System Discovery

    1
    T1018

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\HD_3d93ae8807b7387c36142f75132465320972b55528da981432e77f7da534c4ff.exe
      Filesize

      6.6MB

      MD5

      eaf6740c663da9601f344b83b7f67c74

      SHA1

      0ec03a37d8406969b2215ee351aa5a039b624452

      SHA256

      6cf5d332496415658a86d4de12387c58e076f05aff2dbd5fba51dd165f18407e

      SHA512

      0e9c4a56dcdf8224662a1b7bb766115c89a359b7f26ea65d50705455834e75ee558c00ef3eb9c793048232c39d8934a59e279a1cb33cb7a4924572467fcba906

    • C:\Users\Admin\AppData\Local\Temp\HD_X.dat
      Filesize

      2.6MB

      MD5

      10b9a844dca3a63e64b98594493b8dbc

      SHA1

      4f5510b5c1879415f9664e76ca5295f6c5f98f67

      SHA256

      26e2ca63f8d11dd08c3496034608767fa20dc44c5b2214b95cc3b0c855e41ad9

      SHA512

      bacf3d2c856ad30865490e4ab7e7789d8e1590969108dd3ac13f413465db7818886520eda95fab96602228238762181db78aeb54d891246791043a5cbfe992d5

    • C:\Users\Admin\AppData\Local\Temp\N.exe
      Filesize

      377KB

      MD5

      4a36a48e58829c22381572b2040b6fe0

      SHA1

      f09d30e44ff7e3f20a5de307720f3ad148c6143b

      SHA256

      3de6c02f52a661b8f934f59541d0cf297bb489eb2155e346b63c7338e09aeaf8

      SHA512

      5d0ea398792f6b9eb3f188813c50b7f43929183b5733d2b595b2fd1c78722764fd15f62db1086b5c7edfb157661a6dcd544ddd80907ee7699dddbca1ef4022d0

    • C:\Users\Admin\AppData\Local\Temp\R.exe
      Filesize

      941KB

      MD5

      8dc3adf1c490211971c1e2325f1424d2

      SHA1

      4eec4a4e7cb97c5efa6c72e0731cd090c0c4adc5

      SHA256

      bc29f2022ab3b812e50c8681ff196f090c038b5ab51e37daffac4469a8c2eb2c

      SHA512

      ae92ea20b359849dcdba4808119b154e3af5ef3687ee09de1797610fe8c4d3eb9065b068074d35adddb4b225d17c619baff3944cb137ad196bcef7a6507f920d

    • \Windows\SysWOW64\259395701.txt
      Filesize

      899KB

      MD5

      66e36243549c2c4d508583555540c408

      SHA1

      1230ef0897e0edac6215ff88a1a7773882d441bc

      SHA256

      e9fcbd0d7f762f747106787a06bec4080c18aa3f6b033e207050faf920f4cc91

      SHA512

      5921fb2e53a0c5f5ab9b26b857ffaded97dc18917b5d5745a2304bf0cdbbea44df78696d84845f080bd554c49662c7f45edd58d88566a5007f5aeb43d6a3ade0

    • \Windows\SysWOW64\Remote Data.exe
      Filesize

      43KB

      MD5

      51138beea3e2c21ec44d0932c71762a8

      SHA1

      8939cf35447b22dd2c6e6f443446acc1bf986d58

      SHA256

      5ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124

      SHA512

      794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d

    • memory/2640-57-0x0000000010000000-0x00000000101B6000-memory.dmp
      Filesize

      1.7MB

    • memory/2640-46-0x0000000010000000-0x00000000101B6000-memory.dmp
      Filesize

      1.7MB

    • memory/2640-49-0x0000000010000000-0x00000000101B6000-memory.dmp
      Filesize

      1.7MB

    • memory/2668-18-0x0000000010000000-0x00000000101B6000-memory.dmp
      Filesize

      1.7MB

    • memory/2668-21-0x0000000010000000-0x00000000101B6000-memory.dmp
      Filesize

      1.7MB

    • memory/2668-20-0x0000000010000000-0x00000000101B6000-memory.dmp
      Filesize

      1.7MB

    • memory/2704-92-0x0000000010000000-0x000000001003E000-memory.dmp
      Filesize

      248KB

    • memory/2704-78-0x0000000010000000-0x000000001003E000-memory.dmp
      Filesize

      248KB

    • memory/2704-58-0x0000000010000000-0x000000001003E000-memory.dmp
      Filesize

      248KB

    • memory/2704-98-0x0000000010000000-0x000000001003E000-memory.dmp
      Filesize

      248KB

    • memory/2704-96-0x0000000010000000-0x000000001003E000-memory.dmp
      Filesize

      248KB

    • memory/2704-94-0x0000000010000000-0x000000001003E000-memory.dmp
      Filesize

      248KB

    • memory/2704-52-0x0000000000230000-0x0000000000231000-memory.dmp
      Filesize

      4KB

    • memory/2704-90-0x0000000010000000-0x000000001003E000-memory.dmp
      Filesize

      248KB

    • memory/2704-88-0x0000000010000000-0x000000001003E000-memory.dmp
      Filesize

      248KB

    • memory/2704-86-0x0000000010000000-0x000000001003E000-memory.dmp
      Filesize

      248KB

    • memory/2704-84-0x0000000010000000-0x000000001003E000-memory.dmp
      Filesize

      248KB

    • memory/2704-82-0x0000000010000000-0x000000001003E000-memory.dmp
      Filesize

      248KB

    • memory/2704-80-0x0000000010000000-0x000000001003E000-memory.dmp
      Filesize

      248KB

    • memory/2704-50-0x0000000000230000-0x0000000000231000-memory.dmp
      Filesize

      4KB

    • memory/2704-76-0x0000000010000000-0x000000001003E000-memory.dmp
      Filesize

      248KB

    • memory/2704-74-0x0000000010000000-0x000000001003E000-memory.dmp
      Filesize

      248KB

    • memory/2704-72-0x0000000010000000-0x000000001003E000-memory.dmp
      Filesize

      248KB

    • memory/2704-70-0x0000000010000000-0x000000001003E000-memory.dmp
      Filesize

      248KB

    • memory/2704-68-0x0000000010000000-0x000000001003E000-memory.dmp
      Filesize

      248KB

    • memory/2704-66-0x0000000010000000-0x000000001003E000-memory.dmp
      Filesize

      248KB

    • memory/2704-64-0x0000000010000000-0x000000001003E000-memory.dmp
      Filesize

      248KB

    • memory/2704-63-0x0000000010000000-0x000000001003E000-memory.dmp
      Filesize

      248KB

    • memory/2704-61-0x0000000010000000-0x000000001003E000-memory.dmp
      Filesize

      248KB

    • memory/2704-60-0x0000000010000000-0x000000001003E000-memory.dmp
      Filesize

      248KB

    • memory/2704-54-0x0000000000230000-0x0000000000231000-memory.dmp
      Filesize

      4KB

    • memory/2704-55-0x0000000000400000-0x0000000000AE3000-memory.dmp
      Filesize

      6.9MB