Analysis

  • max time kernel
    147s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    16/06/2024, 19:57

General

  • Target
    b4ed6b723d6c339af439377d95d270a8_JaffaCakes118.exe
  • Size 987KB
  • Sample240616-yn9jasyfnl
  • SHA256 44377943f0c50f89bc3f40145e3f01ff73c9355da42552263419e7e82d3b2dca
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10

Malware Config

Signatures

  • Modifies WinLogon for persistence 2 TTPs 2 IoCs
  • ASPack v2.12-2.42 4 IoCs

    Detects executables packed with ASPack v2.12-2.42

  • Drops startup file 3 IoCs
  • Executes dropped EXE 1 IoCs
  • Enumerates connected drives 3 TTPs 46 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Drops autorun.inf file 1 TTPs 3 IoCs

    Malware can abuse Windows Autorun to spread further via attached volumes.

  • Drops file in System32 directory 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b4ed6b723d6c339af439377d95d270a8_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\b4ed6b723d6c339af439377d95d270a8_JaffaCakes118.exe"
    1⤵
    • Modifies WinLogon for persistence
    • Drops startup file
    • Enumerates connected drives
    • Drops autorun.inf file
    • Drops file in System32 directory
    • Suspicious use of WriteProcessMemory
    PID:4296
    • C:\Windows\SysWOW64\HelpMe.exe
      C:\Windows\system32\HelpMe.exe
      2⤵
      • Modifies WinLogon for persistence
      • Drops startup file
      • Executes dropped EXE
      • Enumerates connected drives
      • Drops autorun.inf file
      • Drops file in System32 directory
      PID:4028

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        desktop.ini.exe

        • Path C:\$Recycle.Bin\S-1-5-21-4124900551-4068476067-3491212533-1000\desktop.ini.exe
        • Size 988KB
        • SHA256 0b738c51713e736eba4347480262012911ffd3b587fbdcc70bc1a3beaed41041
        • MD5 SHA1 SHA512 SSDEEP

        Soft.lnk

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
        • Size 1KB
        • SHA256 5aa62f174f69ea37080f37826977afbb5036f85ad8c56b74ac3281ce6335334c
        • MD5 SHA1 SHA512

        Soft.lnk

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
        • Size 1023B
        • SHA256 acd5afd692bd89e3509c8de51766eab8956d2cb0ecdefdf69f44cca33b8ea4da
        • MD5 SHA1 SHA512

        Soft.lnk

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
        • Size 1KB
        • SHA256 f87eadcfbca216be7b867ddb35ec7a611373c9c875b7c62a2858586d1f2fab4a
        • MD5 SHA1 SHA512

        Soft.lnk

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
        • Size 1023B
        • SHA256 895fea79d6f12464094798d17b67f4c2f5e67e1c984bb95ca48e8eabb7e3cd17
        • MD5 SHA1 SHA512

        Soft.lnk

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
        • Size 1KB
        • SHA256 fab0c207ecfb5c9e628e8d935788ddeceb9575422d1cc4cd8e33d7e6d7ec07e9
        • MD5 SHA1 SHA512

        Soft.lnk

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
        • Size 1023B
        • SHA256 c315171b3cd93af77480a0ffab589dc097e5a3352cea6be0820c988a46a9578c
        • MD5 SHA1 SHA512

        Soft.lnk

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
        • Size 1KB
        • SHA256 3a81c041c937a9d5ecf7e7a6c32700745eb90ba2a98552dd67750776390849fa
        • MD5 SHA1 SHA512

        Soft.lnk

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
        • Size 1023B
        • SHA256 0a6eccc1ae0a6cb71e382b6aba2a39b0379582eb8a30b70d5c582bc637280760
        • MD5 SHA1 SHA512

        Soft.lnk

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
        • Size 1KB
        • SHA256 88a9cc14fd01531389622142b66530d6be373585a3e974439e6334b103d7444d
        • MD5 SHA1 SHA512

        Soft.lnk

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
        • Size 1023B
        • SHA256 5d77668fdab92e9b577c309f2852e1f8e747d3314a28e4e737520e59173fe005
        • MD5 SHA1 SHA512

        Soft.lnk

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
        • Size 1KB
        • SHA256 477df0912a41ef13ad8505a064fedbdaddb72b714caf80b3f3d6dcd22d2a9106
        • MD5 SHA1 SHA512

        Soft.lnk

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
        • Size 1023B
        • SHA256 b4c5bda60e4c5544cd6f70a09d16bab3d06f5de0ad734127f46c1a02beb3135b
        • MD5 SHA1 SHA512

        Soft.lnk

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
        • Size 1KB
        • SHA256 7a43c84be5541b84692acaa244de0d679db13eeb8aa3d5eaae3533bd5bef77e7
        • MD5 SHA1 SHA512

        Soft.lnk

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
        • Size 1023B
        • SHA256 a9dfb7326d23ca1f8820a2fe05826db0717429952ec3e8cc6283bba9dcce5f86
        • MD5 SHA1 SHA512

        Soft.lnk

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
        • Size 1KB
        • SHA256 758d434e0aa0de90c40b7615203697a7985eeb317de6f430620421fcc3210803
        • MD5 SHA1 SHA512

        Soft.lnk

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
        • Size 1023B
        • SHA256 78ea1714581876750a723ef65256c0c18894a9d72bab8557d9479e276381dcb3
        • MD5 SHA1 SHA512

        Soft.lnk

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
        • Size 1023B
        • SHA256 b882763a1bd24bc94fea4c9b19cc367be4019b511dad8068bb271ee4a5610265
        • MD5 SHA1 SHA512

        Soft.lnk

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
        • Size 1KB
        • SHA256 58e567bfe19a7f7f9b6bba0c2ac59d405289603bb520bf7e649cddfa1f4ea446
        • MD5 SHA1 SHA512

        Soft.lnk

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
        • Size 1KB
        • SHA256 fde5fcbb2c64780dcf6043bb6a1f6370f607cf833d518c1783fb8da31b5cd6b8
        • MD5 SHA1 SHA512

        Soft.lnk

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
        • Size 1023B
        • SHA256 d563b8a4da97f2bebd32f4c2de96532398ec88dc8f2df5454a4a1d664f6370eb
        • MD5 SHA1 SHA512

        Soft.lnk

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
        • Size 1KB
        • SHA256 1e90c154c9370552cdff246e674f7f1c964e2e8a8526c0d5c9dd478b508fc01b
        • MD5 SHA1 SHA512

        Soft.lnk

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
        • Size 1KB
        • SHA256 53fbcfffa31f278214dd7d8de38f01fedf8217332dccdfe6b2f553199db2448f
        • MD5 SHA1 SHA512

        Soft.lnk

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
        • Size 1KB
        • SHA256 f154d63a07722f5cfa030613fb399f59e8ce80521deefdd4421027dac663cc31
        • MD5 SHA1 SHA512

        Soft.lnk

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
        • Size 1023B
        • SHA256 ba32fa40eef2307c9114add7fb42cb95d274b7dddfff1b91c9a0c22d22870898
        • MD5 SHA1 SHA512

        Soft.lnk

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
        • Size 1023B
        • SHA256 d039faf882a9edc7af08b1cbdbe86d6d2e388fe6c6c0ceb7c6f2642c8ec286da
        • MD5 SHA1 SHA512

        Soft.lnk

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
        • Size 1KB
        • SHA256 e9475b231b71dc8b17a9906c13655c629a312db4aac054c111bddfff13539df8
        • MD5 SHA1 SHA512

        Soft.lnk

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
        • Size 1023B
        • SHA256 9873f743cfd3a507f3443cbb560384edbfc5f4d8903022f70f399a9523956e0d
        • MD5 SHA1 SHA512

        Soft.lnk

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
        • Size 1KB
        • SHA256 6aeb4c55cc86c2b40bf843a6323fab541beaaccd749fe563f31d0c4b5f73b29a
        • MD5 SHA1 SHA512

        Soft.lnk

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
        • Size 1023B
        • SHA256 8a687ca22c9d11677c4a34ef12d7462fbe31ca85f31dfafe85e8b8f1150b9172
        • MD5 SHA1 SHA512

        Soft.lnk

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
        • Size 1KB
        • SHA256 6adebc5ff5873e3827c92be4751d3750be402d85563b2e77e5f399bd08993471
        • MD5 SHA1 SHA512

        Soft.lnk

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
        • Size 1023B
        • SHA256 7c2a8a0f77c4f25a3a3e592fefbd23bacfe5c25d925dbc32dfb9c8ab48b361a3
        • MD5 SHA1 SHA512

        Soft.lnk

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
        • Size 1023B
        • SHA256 ce228c06fbbc055afe578ef8426bfe7719fd337aef030668f4d526bf05783491
        • MD5 SHA1 SHA512

        Soft.lnk

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
        • Size 1KB
        • SHA256 98e0b9d79723436039f798bb2cb27e39d0dfa9593456b30319636743bf6d479d
        • MD5 SHA1 SHA512

        Soft.lnk

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
        • Size 1023B
        • SHA256 75ed0b52ad3931438fd7304e583b1b651da6330f70487d1bc6df2cc225cf2572
        • MD5 SHA1 SHA512

        Soft.lnk

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
        • Size 1KB
        • SHA256 417786128f704eb714639ce4599f639b9343952a652acd339f1d579b7fd88032
        • MD5 SHA1 SHA512

        Soft.lnk

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
        • Size 1023B
        • SHA256 dc8a3d5fb75d3c50ad81e07e69a06f36663d5ebb456ea8fe72d49671e2754124
        • MD5 SHA1 SHA512

        Soft.lnk

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
        • Size 1KB
        • SHA256 0c155c253ebe50f9f6552cb3d7d892b6a28f3fb656c9222935f0576f3b0e9b93
        • MD5 SHA1 SHA512

        Soft.lnk

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
        • Size 1023B
        • SHA256 c5ecc6d409092c22ff2dc87ccad50bacbabbe1cc50a0bd6a5a2f5f8880c39fce
        • MD5 SHA1 SHA512

        Soft.lnk

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
        • Size 1KB
        • SHA256 3844a1c57b6257112c6688e71c87c67a4d3b1e9564a8143953f94a374e7f78d9
        • MD5 SHA1 SHA512

        Soft.lnk

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
        • Size 1023B
        • SHA256 88241c95a4d3caa07154cac225b48b37e369fdb252ed50819fab63d43206a83b
        • MD5 SHA1 SHA512

        Soft.lnk

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
        • Size 1023B
        • SHA256 bdd7567f9043c5e9829e9312afc9f0602de5e859082678bb29dbe9d2f3bb6637
        • MD5 SHA1 SHA512

        Soft.lnk

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
        • Size 1023B
        • SHA256 d13df455dc5785451f36db23663bb30232adfa6cc2a8807f447445ca5928e6f2
        • MD5 SHA1 SHA512

        HelpMe.exe

        • Path C:\Windows\SysWOW64\HelpMe.exe
        • Size 981KB
        • SHA256 e7a4686a1af0845e9766fadc2db9923e37b0bcfdfa72002b79dcbf85a85c9141
        • MD5 SHA1 SHA512 SSDEEP

        desktop.ini.exe

        • Path F:\$RECYCLE.BIN\S-1-5-21-4124900551-4068476067-3491212533-1000\desktop.ini.exe
        • Size 988KB
        • SHA256 3dfff1999be19209e00fa52a97eb5fb177b7593d68f79fc949bd79f950dde268
        • MD5 SHA1 SHA512 SSDEEP

        AUTORUN.INF

        • Path F:\AUTORUN.INF
        • Size 145B
        • SHA256 cfe448b4506a95b33b529efa88f1ac704d8bdf98a941c065650ead27609318ae
        • MD5 SHA1 SHA512

        AutoRun.exe

        • Path F:\AutoRun.exe
        • Size 987KB
        • SHA256 44377943f0c50f89bc3f40145e3f01ff73c9355da42552263419e7e82d3b2dca
        • MD5 SHA1 SHA512 SSDEEP

        memory/4028-140-0x0000000000400000-0x0000000000478000-memory.dmp

        memory/4028-121-0x0000000000400000-0x0000000000478000-memory.dmp

        memory/4028-59-0x0000000000400000-0x0000000000478000-memory.dmp

        memory/4028-174-0x0000000000400000-0x0000000000478000-memory.dmp

        memory/4028-49-0x0000000000400000-0x0000000000478000-memory.dmp

        memory/4028-5-0x0000000000640000-0x0000000000641000-memory.dmp

        memory/4028-69-0x0000000000400000-0x0000000000478000-memory.dmp

        memory/4028-131-0x0000000000400000-0x0000000000478000-memory.dmp

        memory/4028-111-0x0000000000400000-0x0000000000478000-memory.dmp

        memory/4028-166-0x0000000000400000-0x0000000000478000-memory.dmp

        memory/4028-77-0x0000000000400000-0x0000000000478000-memory.dmp

        memory/4028-157-0x0000000000400000-0x0000000000478000-memory.dmp

        memory/4028-89-0x0000000000400000-0x0000000000478000-memory.dmp

        memory/4028-101-0x0000000000400000-0x0000000000478000-memory.dmp

        memory/4028-149-0x0000000000400000-0x0000000000478000-memory.dmp

        memory/4296-148-0x0000000000400000-0x0000000000478000-memory.dmp

        memory/4296-76-0x0000000000400000-0x0000000000478000-memory.dmp

        memory/4296-58-0x0000000000400000-0x0000000000478000-memory.dmp

        memory/4296-88-0x0000000000400000-0x0000000000478000-memory.dmp

        memory/4296-156-0x0000000000400000-0x0000000000478000-memory.dmp

        memory/4296-139-0x0000000000400000-0x0000000000478000-memory.dmp

        memory/4296-110-0x0000000000400000-0x0000000000478000-memory.dmp

        memory/4296-100-0x0000000000400000-0x0000000000478000-memory.dmp

        memory/4296-165-0x0000000000400000-0x0000000000478000-memory.dmp

        memory/4296-0-0x00000000020E0000-0x00000000020E1000-memory.dmp

        memory/4296-130-0x0000000000400000-0x0000000000478000-memory.dmp

        memory/4296-68-0x0000000000400000-0x0000000000478000-memory.dmp

        memory/4296-173-0x0000000000400000-0x0000000000478000-memory.dmp

        memory/4296-48-0x0000000000400000-0x0000000000478000-memory.dmp

        memory/4296-116-0x0000000000400000-0x0000000000478000-memory.dmp