Analysis

  • max time kernel
    145s
  • max time network
    147s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231130-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231130-enlocale:en-usos:windows10-2004-x64system
  • submitted
    13/12/2023, 23:24

General

  • Target

    f40ac318f32ed7bfe8b2270e6b791118673ac5ba16e63e64ad043e814c2cccba.exe

  • Size

    2.1MB

  • MD5

    368c9fbd3aec463fd59084866e2816f6

  • SHA1

    818c2acc43874ad107e06f9b7e7076554d1d3767

  • SHA256

    f40ac318f32ed7bfe8b2270e6b791118673ac5ba16e63e64ad043e814c2cccba

  • SHA512

    d7fb4df7e8cd5ea228518ab351b73e87b5d2df3253efcde154b055162cb6e0397210131b096257cffe8d688fb5c782fb976e0343c76f4e25cd4709b114f603da

  • SSDEEP

    49152:8u+HeVg053zpblZJxR6sWKodAJD90LtSpfHCLrGX5:8u+HmtpFHlIGt90LtSpfHWrG

Malware Config

Extracted

Family

risepro

C2

193.233.132.51

Signatures

  • PrivateLoader

    PrivateLoader is a downloader sold as a pay-per-install malware distribution service.

  • RisePro

    RisePro stealer is an infostealer distributed by PrivateLoader.

  • Drops startup file 1 IoCs
  • Reads user/profile data of local email clients 2 TTPs

    Email clients store some user data on disk where infostealers will often target it.

  • Reads user/profile data of web browsers 2 TTPs

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

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Adds Run key to start application 2 TTPs 1 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.

  • Drops file in System32 directory 4 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 1 IoCs
  • Checks processor information in registry 2 TTPs 2 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Creates scheduled task(s) 1 TTPs 2 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\f40ac318f32ed7bfe8b2270e6b791118673ac5ba16e63e64ad043e814c2cccba.exe
    "C:\Users\Admin\AppData\Local\Temp\f40ac318f32ed7bfe8b2270e6b791118673ac5ba16e63e64ad043e814c2cccba.exe"
    1⤵
    • Drops startup file
    • Accesses Microsoft Outlook profiles
    • Adds Run key to start application
    • Drops file in System32 directory
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Checks processor information in registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    • outlook_office_path
    • outlook_win_path
    PID:1344
    • C:\Windows\SysWOW64\schtasks.exe
      schtasks /create /f /RU "Admin" /tr "C:\ProgramData\OfficeTrackerNMP131\OfficeTrackerNMP131.exe" /tn "OfficeTrackerNMP131 HR" /sc HOURLY /rl HIGHEST
      2⤵
      • Creates scheduled task(s)
      PID:4292
    • C:\Windows\SysWOW64\schtasks.exe
      schtasks /create /f /RU "Admin" /tr "C:\ProgramData\OfficeTrackerNMP131\OfficeTrackerNMP131.exe" /tn "OfficeTrackerNMP131 LG" /sc ONLOGON /rl HIGHEST
      2⤵
      • Creates scheduled task(s)
      PID:1620
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1344 -s 1652
      2⤵
      • Program crash
      PID:844
  • C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s fhsvc
    1⤵
      PID:3608
    • C:\Windows\system32\svchost.exe
      C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -s WPDBusEnum
      1⤵
        PID:3612
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 1344 -ip 1344
        1⤵
          PID:4152
        • C:\Windows\system32\rundll32.exe
          "C:\Windows\system32\rundll32.exe" "C:\Windows\SYSTEM32\EDGEHTML.dll",#141 Microsoft.VCLibs.140.00_8wekyb3d8bbwe
          1⤵
            PID:264
          • C:\Windows\System32\svchost.exe
            C:\Windows\System32\svchost.exe -k UnistackSvcGroup
            1⤵
            • Suspicious use of AdjustPrivilegeToken
            PID:3308

          Network

                MITRE ATT&CK Enterprise v15

                Replay Monitor

                Loading Replay Monitor...

                Downloads

                • C:\ProgramData\OfficeTrackerNMP131\OfficeTrackerNMP131.exe

                  Filesize

                  2.1MB

                  MD5

                  368c9fbd3aec463fd59084866e2816f6

                  SHA1

                  818c2acc43874ad107e06f9b7e7076554d1d3767

                  SHA256

                  f40ac318f32ed7bfe8b2270e6b791118673ac5ba16e63e64ad043e814c2cccba

                  SHA512

                  d7fb4df7e8cd5ea228518ab351b73e87b5d2df3253efcde154b055162cb6e0397210131b096257cffe8d688fb5c782fb976e0343c76f4e25cd4709b114f603da

                • C:\Users\Admin\AppData\Local\Comms\UnistoreDB\store.jfm

                  Filesize

                  16KB

                  MD5

                  cbd0b7398b818155f171a9b80a5a4af1

                  SHA1

                  f2964cc1050643f7d9710b82e5dca68ac38f19f0

                  SHA256

                  bec9ecc245ffdb3eb228aa8c09ea9b379c0008d02447ac28c5af3bba8d6673cf

                  SHA512

                  7c58b03624c2fd5689506569faa34439f6b6401208365edfa90c67f5453a2f0c625ea75480694c6f6518abd0746f6b259ff9ccbe78cf6f6577b519e34be06516

                • C:\Users\Admin\AppData\Local\Temp\grandUIAi1yBCDcVd9no5\information.txt

                  Filesize

                  3KB

                  MD5

                  cc01650366465678cf00be152db04eb1

                  SHA1

                  6438d4495d83c93e9b1862cd655a9eab145d1226

                  SHA256

                  152fede12051a99d5b86a7df7cbeb0d736705f81df832f2fb86f4fbd06e7f348

                  SHA512

                  3b45a899b0c3c24007617e0f1580bc66c20848c86fe92b94ffb707b6b9eda176cd3a65e1cfb7759204c3790928327c2393ebd3e9e4a36b30f92bc0a33d2a944b

                • C:\Users\Admin\AppData\Local\Temp\posterBoxi1yBCDcVd9no5\QdX9ITDLyCRBWeb Data

                  Filesize

                  92KB

                  MD5

                  5bca7f96843d97e2c39afbb8b5f9865b

                  SHA1

                  e64666a5d705a768e2351621577a386400111251

                  SHA256

                  e25c46923271e687a972edfcf511d7685c24ce2e509a5b10d0ba4cd6f2bfeab2

                  SHA512

                  40771d495b407c0ede8ad3e5d8e77cf588a607426f0597f0c10a81ec7b2614f28a66a1c5ff36bf8bf6905bdc6b537d8cc5a749725adfc57f72ec3c9ee17f76d3

                • C:\Users\Admin\AppData\Local\Temp\posterBoxi1yBCDcVd9no5\ZunTSaNJLBVfWeb Data

                  Filesize

                  116KB

                  MD5

                  f70aa3fa04f0536280f872ad17973c3d

                  SHA1

                  50a7b889329a92de1b272d0ecf5fce87395d3123

                  SHA256

                  8d782aa65de6db3538a14da82216e96d5e0a3c60496726e3541a8165bccc65f8

                  SHA512

                  30675c5c610d9aa32a4c4a4d9c3af7570823cd197f8d2a709222c78e2cd15304bbed80e233e3674ec2f6e33d1961c67fd6a46dc8ba8b1a301cd0722932c03c84

                • memory/1344-0-0x0000000000400000-0x0000000000CC4000-memory.dmp

                  Filesize

                  8.8MB

                • memory/1344-2-0x0000000003280000-0x000000000334F000-memory.dmp

                  Filesize

                  828KB

                • memory/1344-3-0x0000000003B70000-0x0000000003D0B000-memory.dmp

                  Filesize

                  1.6MB

                • memory/1344-10-0x0000000000400000-0x0000000000CC4000-memory.dmp

                  Filesize

                  8.8MB

                • memory/1344-87-0x0000000000400000-0x0000000000CC4000-memory.dmp

                  Filesize

                  8.8MB

                • memory/1344-88-0x0000000003B70000-0x0000000003D0B000-memory.dmp

                  Filesize

                  1.6MB

                • memory/3308-126-0x000001DF625B0000-0x000001DF625B1000-memory.dmp

                  Filesize

                  4KB

                • memory/3308-131-0x000001DF625B0000-0x000001DF625B1000-memory.dmp

                  Filesize

                  4KB

                • memory/3308-122-0x000001DF625B0000-0x000001DF625B1000-memory.dmp

                  Filesize

                  4KB

                • memory/3308-123-0x000001DF625B0000-0x000001DF625B1000-memory.dmp

                  Filesize

                  4KB

                • memory/3308-124-0x000001DF625B0000-0x000001DF625B1000-memory.dmp

                  Filesize

                  4KB

                • memory/3308-105-0x000001DF59F90000-0x000001DF59FA0000-memory.dmp

                  Filesize

                  64KB

                • memory/3308-125-0x000001DF625B0000-0x000001DF625B1000-memory.dmp

                  Filesize

                  4KB

                • memory/3308-127-0x000001DF625B0000-0x000001DF625B1000-memory.dmp

                  Filesize

                  4KB

                • memory/3308-128-0x000001DF625B0000-0x000001DF625B1000-memory.dmp

                  Filesize

                  4KB

                • memory/3308-129-0x000001DF625B0000-0x000001DF625B1000-memory.dmp

                  Filesize

                  4KB

                • memory/3308-130-0x000001DF625B0000-0x000001DF625B1000-memory.dmp

                  Filesize

                  4KB

                • memory/3308-121-0x000001DF62580000-0x000001DF62581000-memory.dmp

                  Filesize

                  4KB

                • memory/3308-132-0x000001DF621D0000-0x000001DF621D1000-memory.dmp

                  Filesize

                  4KB

                • memory/3308-133-0x000001DF621C0000-0x000001DF621C1000-memory.dmp

                  Filesize

                  4KB

                • memory/3308-135-0x000001DF621D0000-0x000001DF621D1000-memory.dmp

                  Filesize

                  4KB

                • memory/3308-138-0x000001DF621C0000-0x000001DF621C1000-memory.dmp

                  Filesize

                  4KB

                • memory/3308-141-0x000001DF62100000-0x000001DF62101000-memory.dmp

                  Filesize

                  4KB

                • memory/3308-153-0x000001DF62300000-0x000001DF62301000-memory.dmp

                  Filesize

                  4KB

                • memory/3308-89-0x000001DF59E90000-0x000001DF59EA0000-memory.dmp

                  Filesize

                  64KB

                • memory/3308-155-0x000001DF62310000-0x000001DF62311000-memory.dmp

                  Filesize

                  4KB

                • memory/3308-156-0x000001DF62310000-0x000001DF62311000-memory.dmp

                  Filesize

                  4KB

                • memory/3308-157-0x000001DF62420000-0x000001DF62421000-memory.dmp

                  Filesize

                  4KB