Analysis

  • max time kernel
    150s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    18-06-2024 06:22

General

  • Target

    bb170d513dc66dfe00c946a19359f358_JaffaCakes118.exe

  • Size

    2.6MB

  • MD5

    bb170d513dc66dfe00c946a19359f358

  • SHA1

    e0a573a2eb1e8f935566b6d950fb7c94eb87c018

  • SHA256

    e269d898aca6d7665fb07a0497743757f3019d0b576241ec4e2425476bf7ccaa

  • SHA512

    1e324b23c36910e7d57da02e1bcda534293ed430d0e4bea44cd561d5e70c776b50a42a571a9506d291fa57538ea378bd9f47663b63c0cf8222925ee6cc8f4698

  • SSDEEP

    49152:5ryFHSTiB1cGZYaQmRcX0Ojm6i0QgZdRTq880BQC5Vpkb8lKyoZANP5:5rA6GZwmA0Wm6CgXRTq/0r5wboKyHR

Malware Config

Signatures

  • Ardamax

    A keylogger first seen in 2013.

  • HawkEye

    HawkEye is a malware kit that has seen continuous development since at least 2013.

  • NirSoft MailPassView 3 IoCs

    Password recovery tool for various email clients

  • NirSoft WebBrowserPassView 3 IoCs

    Password recovery tool for various web browsers

  • Nirsoft 6 IoCs
  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 11 IoCs
  • Uses the VBS compiler for execution 1 TTPs
  • Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Looks up external IP address via web service 3 IoCs

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

  • Suspicious use of SetThreadContext 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious behavior: SetClipboardViewer 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 6 IoCs
  • Suspicious use of WriteProcessMemory 35 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\bb170d513dc66dfe00c946a19359f358_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\bb170d513dc66dfe00c946a19359f358_JaffaCakes118.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:1956
    • C:\ProgramData\XCHFAX\VBC.exe
      "C:\ProgramData\XCHFAX\VBC.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of SetWindowsHookEx
      PID:1680
    • C:\Users\Admin\AppData\Local\Temp\Amazon Inc. Web Services.exe
      "C:\Users\Admin\AppData\Local\Temp\Amazon Inc. Web Services.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious use of WriteProcessMemory
      PID:1692
      • C:\Users\Admin\AppData\Roaming\Windows Update.exe
        "C:\Users\Admin\AppData\Roaming\Windows Update.exe"
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Adds Run key to start application
        • Suspicious use of SetThreadContext
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: SetClipboardViewer
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:1272
        • C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
          C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe /stext "C:\Users\Admin\AppData\Local\Temp\holdermail.txt"
          4⤵
          • Accesses Microsoft Outlook accounts
          PID:2788
        • C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
          C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe /stext "C:\Users\Admin\AppData\Local\Temp\holderwb.txt"
          4⤵
            PID:2932

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\ProgramData\FAZ\VBC.004

      Filesize

      879B

      MD5

      4f26fa01dc6e9c5c31ab1247baaa6ccd

      SHA1

      465db324c90697d617c2b5a804a03d2f0a22e515

      SHA256

      c03249c1d4e3c381d2117609fb2194d8f5e0c8f95813bcd9fb7660465504ef45

      SHA512

      f067ac98458db5436a73e3ea85d8d3e6d49a397936c188c817d509e6155e7ab2b92261fb01eee7ff7bb6d90df6cf80676c28526856297fe6cd5c828132d769b0

    • C:\ProgramData\XCHFAX\VBC.00

      Filesize

      2KB

      MD5

      4190a91e1f82b759d011fdd8debc732a

      SHA1

      29f6cd3d06f81770f7f0ae5deea4e32044b1b3b3

      SHA256

      d52ee2b163e4385f3cd2a69ebbdfe0498139b42e0695cf8d76b1b56a25250b25

      SHA512

      8a5dd983d2fd151ab5ed0432556c52e8bfe1f5e6846aeb97d7ab7ececbd1cd6f0a380c9b6e60815497d2a7567953ec59f9382c226ead6c66fc3dc96937153cef

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

      Filesize

      62B

      MD5

      affe0dc3abf551d156808cfd1a5fa4c8

      SHA1

      7cad33be25e15ae266484818cbfa13c7617bb26d

      SHA256

      268ecaa661cfc2145563dc2c74ec676a7453990524a9e737c84502fa3416e896

      SHA512

      5a75f14278e1bd42ea8c7005b17894c34dccb757797ce5b12adabfea671c78eda779af9b1e61fcaac250ed0a0a4175122db6e79d8341e922f06a5e0be2b3060c

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

      Filesize

      2B

      MD5

      f3b25701fe362ec84616a93a45ce9998

      SHA1

      d62636d8caec13f04e28442a0a6fa1afeb024bbb

      SHA256

      b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209

      SHA512

      98c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84

    • \ProgramData\XCHFAX\VBC.01

      Filesize

      79KB

      MD5

      19d764600a077d7cd8fea1121783455b

      SHA1

      96a7933f0fc74b05cf483c08f622dddd44fddc85

      SHA256

      ceb26c00299f3789dc0482af176b3b25fd0f0128eba3b0bdd1afc2231da48007

      SHA512

      1183878224418d9c3a33dc51a5f0c335c05135006b56f2bd9fb7798dddc482cd999dad56344b20cb251fb1c4e8ddbaa00d562235a453bf17f3f8ebe022535825

    • \ProgramData\XCHFAX\VBC.exe

      Filesize

      2.6MB

      MD5

      febed93b7b98841b06b361229d10780c

      SHA1

      a1fbfccdbf5b797f812331b4f75e8cd8cd4e2054

      SHA256

      bcfc9f2bb4bcc84b13cdc8136fad7c093e86c0a672a0c76d64ffb96b27ea77ae

      SHA512

      7519ca500d54516ad3e1d6953ee78e2446cb196b9ea39426d4d25bb863ae29ba1eddc5c0cdf5016da137afc835a12a15e6272460d5fa89e93f4286b268d205fe

    • \Users\Admin\AppData\Local\Temp\Amazon Inc. Web Services.exe

      Filesize

      509KB

      MD5

      014f1b5e3a8e5aea079b5bff43cb1d61

      SHA1

      d61a46311bb8f84cccc381d7dd742efcecfe97f8

      SHA256

      84f1c87099ed4a41a6f6d376bc89ae81f5d21779b8cff817656a2df9fe4f7a69

      SHA512

      88d66264b73061a64f0179666ab787ef76ab55f3a40e798a260531f40c2be2e96f12e56f4be0125d66e093191b1c5dacf6be08695c2c7d21a9a62df345dc2bef

    • memory/1272-49-0x0000000000220000-0x0000000000239000-memory.dmp

      Filesize

      100KB

    • memory/1680-11-0x0000000000230000-0x0000000000231000-memory.dmp

      Filesize

      4KB

    • memory/1680-14-0x00000000003E0000-0x00000000003F9000-memory.dmp

      Filesize

      100KB

    • memory/1680-56-0x0000000000230000-0x0000000000231000-memory.dmp

      Filesize

      4KB

    • memory/1692-36-0x00000000746F0000-0x0000000074C9B000-memory.dmp

      Filesize

      5.7MB

    • memory/1692-55-0x00000000746F0000-0x0000000074C9B000-memory.dmp

      Filesize

      5.7MB

    • memory/1692-35-0x00000000746F0000-0x0000000074C9B000-memory.dmp

      Filesize

      5.7MB

    • memory/1692-29-0x0000000000200000-0x0000000000219000-memory.dmp

      Filesize

      100KB

    • memory/1692-27-0x00000000746F1000-0x00000000746F2000-memory.dmp

      Filesize

      4KB

    • memory/1956-20-0x00000000008A0000-0x00000000008B9000-memory.dmp

      Filesize

      100KB

    • memory/2788-62-0x0000000000400000-0x000000000041B000-memory.dmp

      Filesize

      108KB

    • memory/2788-63-0x0000000000400000-0x000000000041B000-memory.dmp

      Filesize

      108KB

    • memory/2788-64-0x0000000000400000-0x000000000041B000-memory.dmp

      Filesize

      108KB

    • memory/2932-66-0x0000000000400000-0x0000000000458000-memory.dmp

      Filesize

      352KB

    • memory/2932-67-0x0000000000400000-0x0000000000458000-memory.dmp

      Filesize

      352KB

    • memory/2932-70-0x0000000000400000-0x0000000000458000-memory.dmp

      Filesize

      352KB