Analysis
- max time kernel
148s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
30/09/2026, 11:34
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
jaffacakes118_2f38db7de735ed173e612ad7274b4227c0115e717ef2bb65fea8037f80437bb4.exe
Resource
win10v2004-20260911-en
11 signatures
150 seconds
Behavioral task
behavioral2
Sample
jaffacakes118_2f38db7de735ed173e612ad7274b4227c0115e717ef2bb65fea8037f80437bb4.exe
Resource
win11ltsc2024-20260911-en
11 signatures
150 seconds
General
- Target jaffacakes118_2f38db7de735ed173e612ad7274b4227c0115e717ef2bb65fea8037f80437bb4.exe
- Size 72KB
- Sample260930-npfbqstfnd
- SHA256 2f38db7de735ed173e612ad7274b4227c0115e717ef2bb65fea8037f80437bb4
- MD5 e00e9194026b00307c6e0066e6350edc
- SHA1 fb526b4b64422bba6cb11d1feae154b2bf0ceb9a
- SHA512 9dfb5f44221ef8f305bcc039f1070486db92bb6d2d3b74a400517c13e79edba9e89b41d7340f80bcc38dabd2a2446d7fdd93234b48d7a742f345d3c280ac2617
- SSDEEP 1536:C/MjcsHqBTs4w6HzqYnX43ZvzPdau9BXZ1r9ni2e:CmHqBTs4wczhnOvzrl1i2e
- TLSH T140733706E6C70886DE94DD3C05E65F6A4460A1F229B60EFE8FC68FF9342E149D5372C9
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Deletes itself 1 TTPs 1 IoCs
pid Process 5284 rundll32.exe - Disables service(s) 3 TTPs
- Loads dropped DLL 1 IoCs
pid Process 5284 rundll32.exe - Stops running service(s) 4 TTPs
- Drops file in System32 directory 7 IoCs
description ioc Process File created C:\Windows\SysWOW64\YUmidimap.dll jaffacakes118_2f38db7de735ed173e612ad7274b4227c0115e717ef2bb65fea8037f80437bb4.exe File created C:\Windows\SysWOW64\midimap.dll jaffacakes118_2f38db7de735ed173e612ad7274b4227c0115e717ef2bb65fea8037f80437bb4.exe File created C:\Windows\SysWOW64\dllcache\midimap.dll jaffacakes118_2f38db7de735ed173e612ad7274b4227c0115e717ef2bb65fea8037f80437bb4.exe File created C:\Windows\SysWOW64\sysapp10.dll jaffacakes118_2f38db7de735ed173e612ad7274b4227c0115e717ef2bb65fea8037f80437bb4.exe File created C:\Windows\SysWOW64\YUksuser.dll jaffacakes118_2f38db7de735ed173e612ad7274b4227c0115e717ef2bb65fea8037f80437bb4.exe File created C:\Windows\SysWOW64\ksuser.dll jaffacakes118_2f38db7de735ed173e612ad7274b4227c0115e717ef2bb65fea8037f80437bb4.exe File created C:\Windows\SysWOW64\dllcache\ksuser.dll jaffacakes118_2f38db7de735ed173e612ad7274b4227c0115e717ef2bb65fea8037f80437bb4.exe - Launches sc.exe 2 IoCs
Sc.exe is a Windows utlilty to control services on the system.
pid Process 3252 sc.exe 1872 sc.exe - System Location Discovery: System Language Discovery 1 TTPs 6 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language jaffacakes118_2f38db7de735ed173e612ad7274b4227c0115e717ef2bb65fea8037f80437bb4.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language rundll32.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language net.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language sc.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language sc.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language net1.exe - Runs net.exe
- Suspicious behavior: EnumeratesProcesses 8 IoCs
pid Process 5924 jaffacakes118_2f38db7de735ed173e612ad7274b4227c0115e717ef2bb65fea8037f80437bb4.exe 5924 jaffacakes118_2f38db7de735ed173e612ad7274b4227c0115e717ef2bb65fea8037f80437bb4.exe 5924 jaffacakes118_2f38db7de735ed173e612ad7274b4227c0115e717ef2bb65fea8037f80437bb4.exe 5924 jaffacakes118_2f38db7de735ed173e612ad7274b4227c0115e717ef2bb65fea8037f80437bb4.exe 5924 jaffacakes118_2f38db7de735ed173e612ad7274b4227c0115e717ef2bb65fea8037f80437bb4.exe 5924 jaffacakes118_2f38db7de735ed173e612ad7274b4227c0115e717ef2bb65fea8037f80437bb4.exe 5924 jaffacakes118_2f38db7de735ed173e612ad7274b4227c0115e717ef2bb65fea8037f80437bb4.exe 5924 jaffacakes118_2f38db7de735ed173e612ad7274b4227c0115e717ef2bb65fea8037f80437bb4.exe - Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 5924 jaffacakes118_2f38db7de735ed173e612ad7274b4227c0115e717ef2bb65fea8037f80437bb4.exe - Suspicious use of WriteProcessMemory 5 IoCs
description pid Process procid_target PID 5924 wrote to memory of 4488 5924 jaffacakes118_2f38db7de735ed173e612ad7274b4227c0115e717ef2bb65fea8037f80437bb4.exe 89 PID 5924 wrote to memory of 3252 5924 jaffacakes118_2f38db7de735ed173e612ad7274b4227c0115e717ef2bb65fea8037f80437bb4.exe 90 PID 5924 wrote to memory of 1872 5924 jaffacakes118_2f38db7de735ed173e612ad7274b4227c0115e717ef2bb65fea8037f80437bb4.exe 91 PID 5924 wrote to memory of 5284 5924 jaffacakes118_2f38db7de735ed173e612ad7274b4227c0115e717ef2bb65fea8037f80437bb4.exe 93 PID 4488 wrote to memory of 2960 4488 net.exe 96
Processes
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C:\Users\Admin\AppData\Local\Temp\jaffacakes118_2f38db7de735ed173e612ad7274b4227c0115e717ef2bb65fea8037f80437bb4.exe"C:\Users\Admin\AppData\Local\Temp\jaffacakes118_2f38db7de735ed173e612ad7274b4227c0115e717ef2bb65fea8037f80437bb4.exe"1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:5924 -
C:\Windows\SysWOW64\net.exenet stop cryptsvc2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4488 -
C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 stop cryptsvc3⤵
- System Location Discovery: System Language Discovery
PID:2960
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C:\Windows\SysWOW64\sc.exesc config cryptsvc start= disabled2⤵
- Launches sc.exe
- System Location Discovery: System Language Discovery
PID:3252
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C:\Windows\SysWOW64\sc.exesc delete cryptsvc2⤵
- Launches sc.exe
- System Location Discovery: System Language Discovery
PID:1872
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C:\Windows\SysWOW64\rundll32.exeC:\Users\Admin\AppData\Local\Temp\1790768051.dat, ServerMain c:\users\admin\appdata\local\temp\jaffacakes118_2f38db7de735ed173e612ad7274b4227c0115e717ef2bb65fea8037f80437bb4.exe2⤵
- Deletes itself
- Loads dropped DLL
- System Location Discovery: System Language Discovery
PID:5284
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Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\1790768051.dat
- Size 40KB
- SHA256 b95ef789ccdfe079634efb9a3cbead48053d1c23bc0c8c93fbf4afa0940fdf75
- MD5 52328a5654d58160a40655831c996b45
- SHA1 29446f8fd8ec814ef42b900289219437e2793612
- SHA512 2bf937fbb92b353ae965e8f7047989b5bf5504fdc36cf226aa1f272929e0202642799902c0860dd98b95d7eb861b1c7543e18eac570f6441d55bf0f37134989e
- SSDEEP 768:57xDF/iGRRK3yj3vwE97WRD6f7mWjJZWBiRij0P:57xDF/iG39j3Ys7W56fV7aiRijE
- TLSH T130136C12BA4A01A2D1E3823135662F75CBF868701F07A268EB73C69B1DF65CBDE35507
- MD5 SHA1 SHA512 SSDEEP TLSH