Analysis

  • max time kernel
    145s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231023-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231023-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03-11-2023 19:01

General

  • Target

    18d546564353cbf11d9e2c0f74cdd19bf6535eb01c691ec466e0354045f226a0.exe

  • Size

    973KB

  • MD5

    b3e7d6c561c510168048cb656a3c7fa6

  • SHA1

    715ce0de0a99feebd7f0bc9daa9c728188e19cb7

  • SHA256

    18d546564353cbf11d9e2c0f74cdd19bf6535eb01c691ec466e0354045f226a0

  • SHA512

    dbe65f0d47a9b64cf765cbca171647553aa56fcdbaa083b4b16599d1a85334ff3f7130392850e2eb524eab3f0260a141414ab03df6e9bc6a4ec55215dfb7bda2

  • SSDEEP

    24576:5YCFCdoKbl2cVdrAXIwK3+X5TNkdBAnlXG6+Z1mbX:nsbl2cVdrKIX+XXkUlXF+Z1I

Malware Config

Signatures

  • Detect Fabookie payload 2 IoCs
  • Fabookie

    Fabookie is facebook account info stealer.

  • Nirsoft 2 IoCs
  • Executes dropped EXE 2 IoCs
  • UPX packed file 8 IoCs

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

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Looks up external IP address via web service 1 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\18d546564353cbf11d9e2c0f74cdd19bf6535eb01c691ec466e0354045f226a0.exe
    "C:\Users\Admin\AppData\Local\Temp\18d546564353cbf11d9e2c0f74cdd19bf6535eb01c691ec466e0354045f226a0.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:4860
    • C:\Users\Admin\AppData\Local\Temp\jfiag3g_gg.exe
      C:\Users\Admin\AppData\Local\Temp\jfiag3g_gg.exe /scookiestxt C:\Users\Admin\AppData\Local\Temp\fj4ghga23_fsa.txt
      2⤵
      • Executes dropped EXE
      PID:4636
    • C:\Users\Admin\AppData\Local\Temp\jfiag3g_gg.exe
      C:\Users\Admin\AppData\Local\Temp\jfiag3g_gg.exe /scookiestxt C:\Users\Admin\AppData\Local\Temp\fj4ghga23_fsa.txt
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      PID:4988

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\fj4ghga23_fsa.txt

    Filesize

    31B

    MD5

    b7161c0845a64ff6d7345b67ff97f3b0

    SHA1

    d223f855da541fe8e4c1d5c50cb26da0a1deb5fc

    SHA256

    fe9e28ff0b652e22a124b0a05382bc1ac48cbd9c7c76ca647b0c9f8542888f66

    SHA512

    98d8971ff20ba256cf886a9db416ac9366d2c6ad4ff51a65bd7e539974dc93f4c897f92d8c9c0319c69b27eacf05cd350a0302828e63190b03457a0eda57f680

  • C:\Users\Admin\AppData\Local\Temp\fj4ghga23_fsa.txt

    Filesize

    1KB

    MD5

    8c032dae8c28a2980fe23715be839723

    SHA1

    82e867a9d24186d81e1235832e4696e4b0ddc596

    SHA256

    4a48162e5df3419d656813da1424f0c8d2a44ee05cc4303911909d87ad14503e

    SHA512

    c2fa91084c2408049521539d7998da8742880bb68292bfc46b92f8cc98395c7a18c6e377a16a76b1b823c773a8d20fbd9b493a6a0307c3cd1a49b755ba4f51a0

  • C:\Users\Admin\AppData\Local\Temp\jfiag3g_gg.exe

    Filesize

    184KB

    MD5

    7fee8223d6e4f82d6cd115a28f0b6d58

    SHA1

    1b89c25f25253df23426bd9ff6c9208f1202f58b

    SHA256

    a45317c374d54e322153afd73f0e90f1486638d77b7fd85746d091071bbecd59

    SHA512

    3ed900b83dd178637c2fd4e8444a899f17f12c4ec92a6f4de4fe544fe8d41b521c69b8f348343cb397d0e160f23e27429042d758b5fa5acac0bab5c3584bace4

  • C:\Users\Admin\AppData\Local\Temp\jfiag3g_gg.exe

    Filesize

    184KB

    MD5

    7fee8223d6e4f82d6cd115a28f0b6d58

    SHA1

    1b89c25f25253df23426bd9ff6c9208f1202f58b

    SHA256

    a45317c374d54e322153afd73f0e90f1486638d77b7fd85746d091071bbecd59

    SHA512

    3ed900b83dd178637c2fd4e8444a899f17f12c4ec92a6f4de4fe544fe8d41b521c69b8f348343cb397d0e160f23e27429042d758b5fa5acac0bab5c3584bace4

  • C:\Users\Admin\AppData\Local\Temp\jfiag3g_gg.exe

    Filesize

    61KB

    MD5

    a6279ec92ff948760ce53bba817d6a77

    SHA1

    5345505e12f9e4c6d569a226d50e71b5a572dce2

    SHA256

    8b581869bf8944a8e0aa169adea2a4afe47434123da477132880aff6a5032181

    SHA512

    213cb374f1273c899e0c88a20c0101a7c28024ce5046a2e0d7898bd182d918288bb80367fea4454c437c057ff9ed4fffd42be48a13ca73653021a6d63e1cfa9c

  • C:\Users\Admin\AppData\Local\Temp\jfiag3g_gg.exe

    Filesize

    61KB

    MD5

    a6279ec92ff948760ce53bba817d6a77

    SHA1

    5345505e12f9e4c6d569a226d50e71b5a572dce2

    SHA256

    8b581869bf8944a8e0aa169adea2a4afe47434123da477132880aff6a5032181

    SHA512

    213cb374f1273c899e0c88a20c0101a7c28024ce5046a2e0d7898bd182d918288bb80367fea4454c437c057ff9ed4fffd42be48a13ca73653021a6d63e1cfa9c

  • memory/4636-5-0x0000000000400000-0x000000000045B000-memory.dmp

    Filesize

    364KB

  • memory/4636-8-0x0000000000400000-0x000000000045B000-memory.dmp

    Filesize

    364KB

  • memory/4860-0-0x0000000000E00000-0x0000000000EF7000-memory.dmp

    Filesize

    988KB

  • memory/4860-21-0x0000000000E00000-0x0000000000EF7000-memory.dmp

    Filesize

    988KB

  • memory/4988-13-0x0000000000400000-0x0000000000422000-memory.dmp

    Filesize

    136KB

  • memory/4988-19-0x0000000000400000-0x0000000000422000-memory.dmp

    Filesize

    136KB