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Analysis

  • max time kernel
    93s
  • max time network
    147s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19/01/2025, 15:06 UTC

General

  • Target

    JaffaCakes118_cb119a6b42da7bba1b6151f2e0bd6f1e.exe

  • Size

    523KB

  • MD5

    cb119a6b42da7bba1b6151f2e0bd6f1e

  • SHA1

    d24065f78cbef5a9ae8cd898202b0c0b621059fc

  • SHA256

    60c69015a52ab0edd4245671fbe2cdb8d2cd8ec1db66e904f8039b7ee770ed3b

  • SHA512

    235172da6120853d3d1e6e3ed3123bcbe2517dc2f8390e62f59b3f15415e1afd04f22f263e1d7e1949d4b9170c62ed0b1373ac95e11a0f97e1f0a9ca84f446cf

  • SSDEEP

    12288:jwTIx3EovSNq63oXcMGBdVhPo1esAT0ysDC8:jw0REovSNqSkGBdVdo1TCtAC

Malware Config

Signatures

  • ISR Stealer

    ISR Stealer is a modified version of Hackhound Stealer written in visual basic.

  • ISR Stealer payload 4 IoCs
  • Isrstealer family
  • Detected Nirsoft tools 10 IoCs

    Free utilities often used by attackers which can steal passwords, product keys, etc.

  • NirSoft MailPassView 3 IoCs

    Password recovery tool for various email clients

  • NirSoft WebBrowserPassView 4 IoCs

    Password recovery tool for various web browsers

  • Loads dropped DLL 1 IoCs
  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

  • 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
  • Suspicious use of SetThreadContext 6 IoCs
  • UPX packed file 10 IoCs

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

  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 7 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 43 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_cb119a6b42da7bba1b6151f2e0bd6f1e.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_cb119a6b42da7bba1b6151f2e0bd6f1e.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:4868
    • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_cb119a6b42da7bba1b6151f2e0bd6f1e.exe
      "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_cb119a6b42da7bba1b6151f2e0bd6f1e.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2416
      • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_cb119a6b42da7bba1b6151f2e0bd6f1e.exe
        "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_cb119a6b42da7bba1b6151f2e0bd6f1e.exe"
        3⤵
        • Suspicious use of SetThreadContext
        • System Location Discovery: System Language Discovery
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:2584
        • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_cb119a6b42da7bba1b6151f2e0bd6f1e.exe
          "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_cb119a6b42da7bba1b6151f2e0bd6f1e.exe"
          4⤵
          • Suspicious use of SetThreadContext
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:2840
          • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_cb119a6b42da7bba1b6151f2e0bd6f1e.exe
            "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_cb119a6b42da7bba1b6151f2e0bd6f1e.exe" /scomma C:\Users\Admin\AppData\Local\Temp\data.dmp
            5⤵
            • System Location Discovery: System Language Discovery
            PID:4584
          • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_cb119a6b42da7bba1b6151f2e0bd6f1e.exe
            "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_cb119a6b42da7bba1b6151f2e0bd6f1e.exe" /scomma C:\Users\Admin\AppData\Local\Temp\data1.dmp
            5⤵
            • System Location Discovery: System Language Discovery
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            PID:1512
          • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_cb119a6b42da7bba1b6151f2e0bd6f1e.exe
            "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_cb119a6b42da7bba1b6151f2e0bd6f1e.exe" /scomma C:\Users\Admin\AppData\Local\Temp\data2.dmp
            5⤵
            • Accesses Microsoft Outlook accounts
            • System Location Discovery: System Language Discovery
            PID:4176

Network

  • flag-us
    DNS
    232.168.11.51.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    232.168.11.51.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    68.159.190.20.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    68.159.190.20.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    86.49.80.91.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    86.49.80.91.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    167.173.78.104.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    167.173.78.104.in-addr.arpa
    IN PTR
    Response
    167.173.78.104.in-addr.arpa
    IN PTR
    a104-78-173-167deploystaticakamaitechnologiescom
  • flag-us
    DNS
    wedontforget.ogspy.net
    JaffaCakes118_cb119a6b42da7bba1b6151f2e0bd6f1e.exe
    Remote address:
    8.8.8.8:53
    Request
    wedontforget.ogspy.net
    IN A
    Response
  • flag-us
    DNS
    200.163.202.172.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    200.163.202.172.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    206.23.85.13.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    206.23.85.13.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    177.190.18.2.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    177.190.18.2.in-addr.arpa
    IN PTR
    Response
    177.190.18.2.in-addr.arpa
    IN PTR
    a2-18-190-177deploystaticakamaitechnologiescom
No results found
  • 8.8.8.8:53
    232.168.11.51.in-addr.arpa
    dns
    72 B
    158 B
    1
    1

    DNS Request

    232.168.11.51.in-addr.arpa

  • 8.8.8.8:53
    68.159.190.20.in-addr.arpa
    dns
    72 B
    158 B
    1
    1

    DNS Request

    68.159.190.20.in-addr.arpa

  • 8.8.8.8:53
    86.49.80.91.in-addr.arpa
    dns
    70 B
    145 B
    1
    1

    DNS Request

    86.49.80.91.in-addr.arpa

  • 8.8.8.8:53
    167.173.78.104.in-addr.arpa
    dns
    73 B
    139 B
    1
    1

    DNS Request

    167.173.78.104.in-addr.arpa

  • 8.8.8.8:53
    wedontforget.ogspy.net
    dns
    JaffaCakes118_cb119a6b42da7bba1b6151f2e0bd6f1e.exe
    68 B
    141 B
    1
    1

    DNS Request

    wedontforget.ogspy.net

  • 8.8.8.8:53
    200.163.202.172.in-addr.arpa
    dns
    74 B
    160 B
    1
    1

    DNS Request

    200.163.202.172.in-addr.arpa

  • 8.8.8.8:53
    206.23.85.13.in-addr.arpa
    dns
    71 B
    145 B
    1
    1

    DNS Request

    206.23.85.13.in-addr.arpa

  • 8.8.8.8:53
    177.190.18.2.in-addr.arpa
    dns
    71 B
    135 B
    1
    1

    DNS Request

    177.190.18.2.in-addr.arpa

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\data.dmp

    Filesize

    54B

    MD5

    c10dbeca73f8835240e08e4511284b83

    SHA1

    0032f8f941cc07768189ca6ba32b1beede6b6917

    SHA256

    0b6b62094048f0a069b4582f837afcb941db51340d0b16d578e8cbe8603a071e

    SHA512

    34f7ab8b4ab7b4996b82ffc49198103ef245ee7dd5ccfec793a9ee391b9e9bb30bd3916b4ebeaa9c66a4b5ca42f8572418f16dc83d41073bc94389c19916b967

  • C:\Users\Admin\AppData\Local\Temp\epbUex.UxO

    Filesize

    2KB

    MD5

    a7a21220689bd796f6b74e5d983d810e

    SHA1

    f80ed187bb6ef675922c27b83bdaadc00d333620

    SHA256

    646bac85543ef9024ba9b1536fd068ede09b904aed678a962ee1bdde62d5fda6

    SHA512

    3532078c5a9f8dbb29c87d2698184fa4d6c3488e61474f36a28cd5322c50ac913b9b84bd62716b02a9a320d9640298e3129e6390d0894bb045c90ad4489bfc83

  • memory/1512-18-0x0000000000400000-0x0000000000426000-memory.dmp

    Filesize

    152KB

  • memory/1512-34-0x0000000000400000-0x0000000000426000-memory.dmp

    Filesize

    152KB

  • memory/1512-29-0x0000000000400000-0x0000000000426000-memory.dmp

    Filesize

    152KB

  • memory/1512-26-0x0000000000400000-0x0000000000426000-memory.dmp

    Filesize

    152KB

  • memory/1512-23-0x0000000000400000-0x0000000000426000-memory.dmp

    Filesize

    152KB

  • memory/2416-7-0x0000000000400000-0x0000000000473000-memory.dmp

    Filesize

    460KB

  • memory/2416-6-0x0000000000400000-0x0000000000473000-memory.dmp

    Filesize

    460KB

  • memory/2416-4-0x0000000000400000-0x0000000000473000-memory.dmp

    Filesize

    460KB

  • memory/2584-46-0x0000000000400000-0x0000000000470000-memory.dmp

    Filesize

    448KB

  • memory/2584-47-0x0000000000400000-0x0000000000470000-memory.dmp

    Filesize

    448KB

  • memory/2584-10-0x0000000000400000-0x0000000000470000-memory.dmp

    Filesize

    448KB

  • memory/2584-8-0x0000000000400000-0x0000000000470000-memory.dmp

    Filesize

    448KB

  • memory/2840-16-0x0000000000400000-0x000000000045F000-memory.dmp

    Filesize

    380KB

  • memory/2840-15-0x0000000000400000-0x000000000045F000-memory.dmp

    Filesize

    380KB

  • memory/2840-13-0x0000000000400000-0x000000000045F000-memory.dmp

    Filesize

    380KB

  • memory/2840-14-0x0000000000400000-0x000000000045F000-memory.dmp

    Filesize

    380KB

  • memory/2840-25-0x0000000000400000-0x000000000045F000-memory.dmp

    Filesize

    380KB

  • memory/4176-31-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/4176-30-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/4176-24-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/4176-41-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/4176-33-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/4584-21-0x0000000000400000-0x0000000000454000-memory.dmp

    Filesize

    336KB

  • memory/4584-37-0x0000000000400000-0x0000000000454000-memory.dmp

    Filesize

    336KB

  • memory/4584-17-0x0000000000400000-0x0000000000454000-memory.dmp

    Filesize

    336KB

  • memory/4584-28-0x0000000000400000-0x0000000000454000-memory.dmp

    Filesize

    336KB

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