Analysis

  • max time kernel
    121s
  • max time network
    104s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    09/10/2024, 04:00

General

  • Target

    4d27aacaefbce319b60a4c29bf815ec04360cdc2aa7c3445a9421dd5e8176350N.exe

  • Size

    2.6MB

  • MD5

    7a0ef5e822bf8f51eeba59c41b0630c0

  • SHA1

    d9ae59bc097242d45a375d9f45a3f31408d822cd

  • SHA256

    4d27aacaefbce319b60a4c29bf815ec04360cdc2aa7c3445a9421dd5e8176350

  • SHA512

    2d1aa2bcc9a9860001174bf25d269f67907e0c43727eacd4764b9c09c41e2212fe6f9fcef64f31b6e4338a10d732ec36030c58b3eccd62decb6c4c76ee3db1f0

  • SSDEEP

    24576:ObCj2sObHtqQ4QEfCr7w7yvuqqNq8FroaSaPXRackmrM4Biq7MhLv9GImmVfq4ej:ObCjPKNqQEfsw43qtmVfq4k

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.mail.me.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    RICHARD205lord

Signatures

  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 1 IoCs
  • Reads local data of messenger clients 2 TTPs

    Infostealers often target stored data of messaging applications, which can include saved credentials and account information.

  • Reads user/profile data of web browsers 3 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Checks installed software on the system 1 TTPs

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

  • Looks up external IP address via web service 2 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • AutoIT Executable 2 IoCs

    AutoIT scripts compiled to PE executables.

  • Suspicious use of SetThreadContext 4 IoCs
  • UPX packed file 8 IoCs

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

  • Subvert Trust Controls: Mark-of-the-Web Bypass 1 TTPs 4 IoCs

    When files are downloaded from the Internet, they are tagged with a hidden NTFS Alternate Data Stream (ADS) named Zone.Identifier with a specific value known as the MOTW.

  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 27 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Modifies system certificate store 2 TTPs 4 IoCs
  • NTFS ADS 4 IoCs
  • Scheduled Task/Job: Scheduled Task 1 TTPs 20 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 52 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\4d27aacaefbce319b60a4c29bf815ec04360cdc2aa7c3445a9421dd5e8176350N.exe
    "C:\Users\Admin\AppData\Local\Temp\4d27aacaefbce319b60a4c29bf815ec04360cdc2aa7c3445a9421dd5e8176350N.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • Subvert Trust Controls: Mark-of-the-Web Bypass
    • System Location Discovery: System Language Discovery
    • NTFS ADS
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:2876
    • C:\ProgramData\jhdfkldfhndfkjdfnbfklfnf.exe
      C:\ProgramData\jhdfkldfhndfkjdfnbfklfnf.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of SetThreadContext
      • Subvert Trust Controls: Mark-of-the-Web Bypass
      • System Location Discovery: System Language Discovery
      • NTFS ADS
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:2772
      • C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
        0
        3⤵
        • Suspicious use of SetThreadContext
        • System Location Discovery: System Language Discovery
        • Modifies system certificate store
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:2672
        • C:\Windows\Microsoft.NET\Framework\v2.0.50727\cvtres.exe
          C:\Windows\Microsoft.NET\Framework\v2.0.50727\cvtres.exe -f "C:\Users\Admin\AppData\Local\Temp\tmp16AC.tmp"
          4⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of AdjustPrivilegeToken
          PID:2540
        • C:\Windows\Microsoft.NET\Framework\v2.0.50727\cvtres.exe
          C:\Windows\Microsoft.NET\Framework\v2.0.50727\cvtres.exe -f "C:\Users\Admin\AppData\Local\Temp\tmp1881.tmp"
          4⤵
          • Accesses Microsoft Outlook accounts
          • System Location Discovery: System Language Discovery
          • Suspicious use of AdjustPrivilegeToken
          PID:2904
        • C:\Windows\Microsoft.NET\Framework\v2.0.50727\cvtres.exe
          C:\Windows\Microsoft.NET\Framework\v2.0.50727\cvtres.exe -f "C:\Users\Admin\AppData\Local\Temp\tmp2D71.tmp"
          4⤵
          • Suspicious use of AdjustPrivilegeToken
          PID:2100
      • C:\Windows\SysWOW64\schtasks.exe
        C:\Windows\SysWOW64\schtasks.exe /create /sc minute /mo 1 /tn "winmgr119.exe" /tr "C:\ProgramData\winmgr119.exe" /f
        3⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:2584
      • C:\Windows\SysWOW64\schtasks.exe
        C:\Windows\SysWOW64\schtasks.exe /create /sc minute /mo 1 /tn "winmgr119.exe" /tr "C:\ProgramData\winmgr119.exe" /f
        3⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:2964
      • C:\Windows\SysWOW64\schtasks.exe
        C:\Windows\SysWOW64\schtasks.exe /create /sc minute /mo 1 /tn "winmgr119.exe" /tr "C:\ProgramData\winmgr119.exe" /f
        3⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:2236
      • C:\Windows\SysWOW64\schtasks.exe
        C:\Windows\SysWOW64\schtasks.exe /create /sc minute /mo 1 /tn "winmgr119.exe" /tr "C:\ProgramData\winmgr119.exe" /f
        3⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:1796
      • C:\Windows\SysWOW64\schtasks.exe
        C:\Windows\SysWOW64\schtasks.exe /create /sc minute /mo 1 /tn "winmgr119.exe" /tr "C:\ProgramData\winmgr119.exe" /f
        3⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:3068
      • C:\Windows\SysWOW64\schtasks.exe
        C:\Windows\SysWOW64\schtasks.exe /create /sc minute /mo 1 /tn "winmgr119.exe" /tr "C:\ProgramData\winmgr119.exe" /f
        3⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:1964
      • C:\Windows\SysWOW64\schtasks.exe
        C:\Windows\SysWOW64\schtasks.exe /create /sc minute /mo 1 /tn "winmgr119.exe" /tr "C:\ProgramData\winmgr119.exe" /f
        3⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:900
      • C:\Windows\SysWOW64\schtasks.exe
        C:\Windows\SysWOW64\schtasks.exe /create /sc minute /mo 1 /tn "winmgr119.exe" /tr "C:\ProgramData\winmgr119.exe" /f
        3⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:1008
      • C:\Windows\SysWOW64\schtasks.exe
        C:\Windows\SysWOW64\schtasks.exe /create /sc minute /mo 1 /tn "winmgr119.exe" /tr "C:\ProgramData\winmgr119.exe" /f
        3⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:3048
      • C:\Windows\SysWOW64\schtasks.exe
        C:\Windows\SysWOW64\schtasks.exe /create /sc minute /mo 1 /tn "winmgr119.exe" /tr "C:\ProgramData\winmgr119.exe" /f
        3⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:2996
      • C:\Windows\SysWOW64\schtasks.exe
        C:\Windows\SysWOW64\schtasks.exe /create /sc minute /mo 1 /tn "winmgr119.exe" /tr "C:\ProgramData\winmgr119.exe" /f
        3⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:1936
      • C:\Windows\SysWOW64\schtasks.exe
        C:\Windows\SysWOW64\schtasks.exe /create /sc minute /mo 1 /tn "winmgr119.exe" /tr "C:\ProgramData\winmgr119.exe" /f
        3⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:760
      • C:\Windows\SysWOW64\schtasks.exe
        C:\Windows\SysWOW64\schtasks.exe /create /sc minute /mo 1 /tn "winmgr119.exe" /tr "C:\ProgramData\winmgr119.exe" /f
        3⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:1872
      • C:\Windows\SysWOW64\schtasks.exe
        C:\Windows\SysWOW64\schtasks.exe /create /sc minute /mo 1 /tn "winmgr119.exe" /tr "C:\ProgramData\winmgr119.exe" /f
        3⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:1660
      • C:\Windows\SysWOW64\schtasks.exe
        C:\Windows\SysWOW64\schtasks.exe /create /sc minute /mo 1 /tn "winmgr119.exe" /tr "C:\ProgramData\winmgr119.exe" /f
        3⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:1788
      • C:\Windows\SysWOW64\schtasks.exe
        C:\Windows\SysWOW64\schtasks.exe /create /sc minute /mo 1 /tn "winmgr119.exe" /tr "C:\ProgramData\winmgr119.exe" /f
        3⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:2288
      • C:\Windows\SysWOW64\schtasks.exe
        C:\Windows\SysWOW64\schtasks.exe /create /sc minute /mo 1 /tn "winmgr119.exe" /tr "C:\ProgramData\winmgr119.exe" /f
        3⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:2320
      • C:\Windows\SysWOW64\schtasks.exe
        C:\Windows\SysWOW64\schtasks.exe /create /sc minute /mo 1 /tn "winmgr119.exe" /tr "C:\ProgramData\winmgr119.exe" /f
        3⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:2764
      • C:\Windows\SysWOW64\schtasks.exe
        C:\Windows\SysWOW64\schtasks.exe /create /sc minute /mo 1 /tn "winmgr119.exe" /tr "C:\ProgramData\winmgr119.exe" /f
        3⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:2808
      • C:\Windows\SysWOW64\schtasks.exe
        C:\Windows\SysWOW64\schtasks.exe /create /sc minute /mo 1 /tn "winmgr119.exe" /tr "C:\ProgramData\winmgr119.exe" /f
        3⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:916
  • C:\Windows\system32\taskeng.exe
    taskeng.exe {4337ED57-87F5-4E3B-9F40-0D0885F9B4AB} S-1-5-21-457978338-2990298471-2379561640-1000:WOUOSVRD\Admin:Interactive:[1]
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3056
    • C:\ProgramData\winmgr119.exe
      C:\ProgramData\winmgr119.exe
      2⤵
      • Executes dropped EXE
      • Subvert Trust Controls: Mark-of-the-Web Bypass
      • System Location Discovery: System Language Discovery
      • NTFS ADS
      • Suspicious behavior: EnumeratesProcesses
      PID:2856
    • C:\ProgramData\winmgr119.exe
      C:\ProgramData\winmgr119.exe
      2⤵
      • Executes dropped EXE
      • Subvert Trust Controls: Mark-of-the-Web Bypass
      • System Location Discovery: System Language Discovery
      • NTFS ADS
      • Suspicious behavior: EnumeratesProcesses
      PID:1664

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\ProgramData\winmgr119.exe

    Filesize

    2.6MB

    MD5

    8a758e7350df0034b1d37ab867058bcf

    SHA1

    c0d20270f843a956762f23ed82459e7abd039b40

    SHA256

    3eb08c6c20ff92a28a8880797b30b89186a18c6ee4d219dad4e50cd007094e64

    SHA512

    28f790ce0bff0bbaab9ba4dcc028426523f598cb2f97cdb2e7dab96ca95ab0ceadbe0711e929dcb14790c1b5206fa1e7b46135dc56a6f5d268e28ac438fffeaf

  • C:\Users\Admin\AppData\Local\Temp\Cab22FF.tmp

    Filesize

    70KB

    MD5

    49aebf8cbd62d92ac215b2923fb1b9f5

    SHA1

    1723be06719828dda65ad804298d0431f6aff976

    SHA256

    b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

    SHA512

    bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

  • C:\Users\Admin\AppData\Local\Temp\Tar2341.tmp

    Filesize

    181KB

    MD5

    4ea6026cf93ec6338144661bf1202cd1

    SHA1

    a1dec9044f750ad887935a01430bf49322fbdcb7

    SHA256

    8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

    SHA512

    6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

  • C:\Users\Admin\AppData\Local\Temp\tmp16AC.tmp

    Filesize

    399B

    MD5

    e4bf4f7accc657622fe419c0d62419ab

    SHA1

    c2856936dd3de05bad0da5ca94d6b521e40ab5a2

    SHA256

    b32fa68b79c5a7ceaa89e8e537efe33a963c499666202611329944bd2c09318e

    SHA512

    85dc223e39a16ddeba53a4b3d6c9eff14d30ec67dfda1e650da2c9057f640edd033a31868915a31caac0d325d240a7f634f62cd52fbd2adc68bd1d9cb6281431

  • C:\Users\Admin\AppData\Local\Temp\tmp1881.tmp

    Filesize

    400B

    MD5

    de4e5ff058882957cf8a3b5f839a031f

    SHA1

    0b3d8279120fb5fa27efbd9eee89695aa040fc24

    SHA256

    ef54f46b9f1e342fc12e035ae94f57c61ea4e8be4e116f0a1c6f86310f400f49

    SHA512

    a6b0d557e9eec4e56630e5ba64495df318f4fd959fffbdcbf77831185b067906917c9117a0ecd6ac817c7860d5d831cce15820d715657d81e2d817d9fab9fb72

  • C:\Users\Admin\AppData\Local\Temp\tmp2D71.tmp

    Filesize

    391B

    MD5

    3525ea58bba48993ea0d01b65ea71381

    SHA1

    1b917678fdd969e5ee5916e5899e7c75a979cf4d

    SHA256

    681bcee53cf679ac674e700136f9229b9184fe60ed6410dbd7a33d462ed13ae2

    SHA512

    5aad8dca43ec85882daf50c469bd04dcf0b62affc8bc605b3e289496a2679d4d548fea8bb0aea7080bbfbcdcab9d275fc6797b9c95b64f9f97ecf79583a83986

  • \ProgramData\jhdfkldfhndfkjdfnbfklfnf.exe

    Filesize

    2.6MB

    MD5

    cda73fdedca20643f87b4585f000dd9a

    SHA1

    8c11eb9157f684753823a518d915b9dcb72bb337

    SHA256

    7009a6028a7270d14d9597a153c3f9f507bb1792361d59cb7bb8c4f55f5b7258

    SHA512

    1d2985fc0517452de751f45d6b956f2c7d3bb9de98001c1f42fdabb4d7729206642468d10a3035155e9a0094db89219af6883d46fffe2069e249501805b9ee82

  • memory/2100-78-0x0000000000400000-0x000000000043C000-memory.dmp

    Filesize

    240KB

  • memory/2100-76-0x0000000000400000-0x000000000043C000-memory.dmp

    Filesize

    240KB

  • memory/2100-75-0x0000000000400000-0x000000000043C000-memory.dmp

    Filesize

    240KB

  • memory/2540-27-0x0000000000400000-0x000000000048E000-memory.dmp

    Filesize

    568KB

  • memory/2540-22-0x0000000000400000-0x000000000048E000-memory.dmp

    Filesize

    568KB

  • memory/2540-21-0x0000000000400000-0x000000000048E000-memory.dmp

    Filesize

    568KB

  • memory/2540-20-0x0000000000400000-0x000000000048E000-memory.dmp

    Filesize

    568KB

  • memory/2672-14-0x0000000000230000-0x00000000002FA000-memory.dmp

    Filesize

    808KB

  • memory/2672-16-0x0000000000230000-0x00000000002FA000-memory.dmp

    Filesize

    808KB

  • memory/2672-10-0x0000000000230000-0x00000000002FA000-memory.dmp

    Filesize

    808KB

  • memory/2672-11-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2672-12-0x0000000000230000-0x00000000002FA000-memory.dmp

    Filesize

    808KB

  • memory/2904-31-0x0000000000400000-0x0000000000491000-memory.dmp

    Filesize

    580KB

  • memory/2904-33-0x0000000000400000-0x0000000000491000-memory.dmp

    Filesize

    580KB

  • memory/2904-32-0x0000000000400000-0x0000000000491000-memory.dmp

    Filesize

    580KB

  • memory/2904-71-0x0000000000400000-0x0000000000491000-memory.dmp

    Filesize

    580KB