Analysis
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max time kernel
147s -
max time network
122s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
16-04-2024 08:47
Static task
static1
Behavioral task
behavioral1
Sample
f31ff6f68ebe392291dbb6214ea9ff92_JaffaCakes118.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
f31ff6f68ebe392291dbb6214ea9ff92_JaffaCakes118.exe
Resource
win10v2004-20240412-en
General
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Target
f31ff6f68ebe392291dbb6214ea9ff92_JaffaCakes118.exe
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Size
10.5MB
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MD5
f31ff6f68ebe392291dbb6214ea9ff92
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SHA1
8502e236e8ae0ff89bff5c17e3697f1e3be2861f
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SHA256
1c080453192d6860817dfd3f7d55054a384f0c5b51661212f38adcb0c6f612bf
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SHA512
680b1e606ace8a65b4fc5480f16ad50c2636981f08faa25df5237e61c2de2ae130969ab363fc201e4bf3be8cd7d5457be31a0d5cdcfbd125ecf4812f6eb9ed91
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SSDEEP
49152:S1yvllllllllllllllllllllllllllllllllllllllllllllllllllllllllllln:SA
Malware Config
Extracted
tofsee
43.231.4.7
lazystax.ru
Signatures
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Processes:
svchost.exedescription ioc process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\SysWOW64\gypfpcgb = "0" svchost.exe -
Creates new service(s) 1 TTPs
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Modifies Windows Firewall 2 TTPs 1 IoCs
Processes:
netsh.exepid process 2744 netsh.exe -
Sets service image path in registry 2 TTPs 1 IoCs
Processes:
svchost.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\gypfpcgb\ImagePath = "C:\\Windows\\SysWOW64\\gypfpcgb\\adjdsdou.exe" svchost.exe -
Deletes itself 1 IoCs
Processes:
svchost.exepid process 2560 svchost.exe -
Executes dropped EXE 1 IoCs
Processes:
adjdsdou.exepid process 2748 adjdsdou.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
adjdsdou.exedescription pid process target process PID 2748 set thread context of 2560 2748 adjdsdou.exe svchost.exe -
Launches sc.exe 3 IoCs
Sc.exe is a Windows utlilty to control services on the system.
Processes:
sc.exesc.exesc.exepid process 2568 sc.exe 2724 sc.exe 2548 sc.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious use of WriteProcessMemory 30 IoCs
Processes:
f31ff6f68ebe392291dbb6214ea9ff92_JaffaCakes118.exeadjdsdou.exedescription pid process target process PID 3016 wrote to memory of 2156 3016 f31ff6f68ebe392291dbb6214ea9ff92_JaffaCakes118.exe cmd.exe PID 3016 wrote to memory of 2156 3016 f31ff6f68ebe392291dbb6214ea9ff92_JaffaCakes118.exe cmd.exe PID 3016 wrote to memory of 2156 3016 f31ff6f68ebe392291dbb6214ea9ff92_JaffaCakes118.exe cmd.exe PID 3016 wrote to memory of 2156 3016 f31ff6f68ebe392291dbb6214ea9ff92_JaffaCakes118.exe cmd.exe PID 3016 wrote to memory of 2036 3016 f31ff6f68ebe392291dbb6214ea9ff92_JaffaCakes118.exe cmd.exe PID 3016 wrote to memory of 2036 3016 f31ff6f68ebe392291dbb6214ea9ff92_JaffaCakes118.exe cmd.exe PID 3016 wrote to memory of 2036 3016 f31ff6f68ebe392291dbb6214ea9ff92_JaffaCakes118.exe cmd.exe PID 3016 wrote to memory of 2036 3016 f31ff6f68ebe392291dbb6214ea9ff92_JaffaCakes118.exe cmd.exe PID 3016 wrote to memory of 2568 3016 f31ff6f68ebe392291dbb6214ea9ff92_JaffaCakes118.exe sc.exe PID 3016 wrote to memory of 2568 3016 f31ff6f68ebe392291dbb6214ea9ff92_JaffaCakes118.exe sc.exe PID 3016 wrote to memory of 2568 3016 f31ff6f68ebe392291dbb6214ea9ff92_JaffaCakes118.exe sc.exe PID 3016 wrote to memory of 2568 3016 f31ff6f68ebe392291dbb6214ea9ff92_JaffaCakes118.exe sc.exe PID 3016 wrote to memory of 2724 3016 f31ff6f68ebe392291dbb6214ea9ff92_JaffaCakes118.exe sc.exe PID 3016 wrote to memory of 2724 3016 f31ff6f68ebe392291dbb6214ea9ff92_JaffaCakes118.exe sc.exe PID 3016 wrote to memory of 2724 3016 f31ff6f68ebe392291dbb6214ea9ff92_JaffaCakes118.exe sc.exe PID 3016 wrote to memory of 2724 3016 f31ff6f68ebe392291dbb6214ea9ff92_JaffaCakes118.exe sc.exe PID 3016 wrote to memory of 2548 3016 f31ff6f68ebe392291dbb6214ea9ff92_JaffaCakes118.exe sc.exe PID 3016 wrote to memory of 2548 3016 f31ff6f68ebe392291dbb6214ea9ff92_JaffaCakes118.exe sc.exe PID 3016 wrote to memory of 2548 3016 f31ff6f68ebe392291dbb6214ea9ff92_JaffaCakes118.exe sc.exe PID 3016 wrote to memory of 2548 3016 f31ff6f68ebe392291dbb6214ea9ff92_JaffaCakes118.exe sc.exe PID 3016 wrote to memory of 2744 3016 f31ff6f68ebe392291dbb6214ea9ff92_JaffaCakes118.exe netsh.exe PID 3016 wrote to memory of 2744 3016 f31ff6f68ebe392291dbb6214ea9ff92_JaffaCakes118.exe netsh.exe PID 3016 wrote to memory of 2744 3016 f31ff6f68ebe392291dbb6214ea9ff92_JaffaCakes118.exe netsh.exe PID 3016 wrote to memory of 2744 3016 f31ff6f68ebe392291dbb6214ea9ff92_JaffaCakes118.exe netsh.exe PID 2748 wrote to memory of 2560 2748 adjdsdou.exe svchost.exe PID 2748 wrote to memory of 2560 2748 adjdsdou.exe svchost.exe PID 2748 wrote to memory of 2560 2748 adjdsdou.exe svchost.exe PID 2748 wrote to memory of 2560 2748 adjdsdou.exe svchost.exe PID 2748 wrote to memory of 2560 2748 adjdsdou.exe svchost.exe PID 2748 wrote to memory of 2560 2748 adjdsdou.exe svchost.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\f31ff6f68ebe392291dbb6214ea9ff92_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\f31ff6f68ebe392291dbb6214ea9ff92_JaffaCakes118.exe"1⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /C mkdir C:\Windows\SysWOW64\gypfpcgb\2⤵
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /C move /Y "C:\Users\Admin\AppData\Local\Temp\adjdsdou.exe" C:\Windows\SysWOW64\gypfpcgb\2⤵
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C:\Windows\SysWOW64\sc.exe"C:\Windows\System32\sc.exe" create gypfpcgb binPath= "C:\Windows\SysWOW64\gypfpcgb\adjdsdou.exe /d\"C:\Users\Admin\AppData\Local\Temp\f31ff6f68ebe392291dbb6214ea9ff92_JaffaCakes118.exe\"" type= own start= auto DisplayName= "wifi support"2⤵
- Launches sc.exe
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C:\Windows\SysWOW64\sc.exe"C:\Windows\System32\sc.exe" description gypfpcgb "wifi internet conection"2⤵
- Launches sc.exe
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C:\Windows\SysWOW64\sc.exe"C:\Windows\System32\sc.exe" start gypfpcgb2⤵
- Launches sc.exe
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C:\Windows\SysWOW64\netsh.exe"C:\Windows\System32\netsh.exe" advfirewall firewall add rule name="Host-process for services of Windows" dir=in action=allow program="C:\Windows\SysWOW64\svchost.exe" enable=yes>nul2⤵
- Modifies Windows Firewall
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C:\Windows\SysWOW64\gypfpcgb\adjdsdou.exeC:\Windows\SysWOW64\gypfpcgb\adjdsdou.exe /d"C:\Users\Admin\AppData\Local\Temp\f31ff6f68ebe392291dbb6214ea9ff92_JaffaCakes118.exe"1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\svchost.exesvchost.exe2⤵
- Windows security bypass
- Sets service image path in registry
- Deletes itself
Network
MITRE ATT&CK Matrix ATT&CK v13
Persistence
Create or Modify System Process
2Windows Service
2Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Privilege Escalation
Create or Modify System Process
2Windows Service
2Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Temp\adjdsdou.exeFilesize
13.9MB
MD50fd91bef773b4bf84eb94b11133daef1
SHA1f573231cebb06829e19ccf5293537a77ee3ff639
SHA2567593ffaad759cd1d524c778e0fc5076f0de0184f354b3e8b7955cdc877adbae4
SHA5127792e8b986bcf1ea01cc84eb14afc9cf36cabae699925cf4f016d391a79185c7656f0aff7de81c9874fa77726c27cca15a27c1afd6381854da822c6430da807c
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memory/2560-14-0x0000000000080000-0x0000000000095000-memory.dmpFilesize
84KB
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memory/2560-10-0x0000000000080000-0x0000000000095000-memory.dmpFilesize
84KB
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memory/2560-21-0x0000000000080000-0x0000000000095000-memory.dmpFilesize
84KB
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memory/2560-20-0x0000000000080000-0x0000000000095000-memory.dmpFilesize
84KB
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memory/2560-18-0x0000000000080000-0x0000000000095000-memory.dmpFilesize
84KB
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memory/2560-19-0x0000000000080000-0x0000000000095000-memory.dmpFilesize
84KB
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memory/2560-12-0x000000007EFDE000-0x000000007EFDF000-memory.dmpFilesize
4KB
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memory/2748-9-0x00000000002B0000-0x00000000003B0000-memory.dmpFilesize
1024KB
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memory/2748-15-0x0000000000400000-0x0000000000C20000-memory.dmpFilesize
8.1MB
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memory/2748-11-0x0000000000400000-0x0000000000C20000-memory.dmpFilesize
8.1MB
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memory/3016-3-0x00000000001B0000-0x00000000001C3000-memory.dmpFilesize
76KB
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memory/3016-4-0x0000000000400000-0x0000000000C20000-memory.dmpFilesize
8.1MB
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memory/3016-7-0x0000000000400000-0x0000000000C20000-memory.dmpFilesize
8.1MB
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memory/3016-2-0x00000000002D0000-0x00000000003D0000-memory.dmpFilesize
1024KB