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Analysis
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max time kernel
120s -
max time network
120s -
platform
windows7_x64 -
resource
win7-20240704-en -
resource tags
arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system -
submitted
21/08/2024, 00:36
Static task
static1
Behavioral task
behavioral1
Sample
b17cdc500378fb6ca7d5eb2731ac571b_JaffaCakes118.exe
Resource
win7-20240704-en
Behavioral task
behavioral2
Sample
b17cdc500378fb6ca7d5eb2731ac571b_JaffaCakes118.exe
Resource
win10v2004-20240802-en
General
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Target
b17cdc500378fb6ca7d5eb2731ac571b_JaffaCakes118.exe
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Size
9KB
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MD5
b17cdc500378fb6ca7d5eb2731ac571b
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SHA1
bb3fb3dcd764eb3aeeddd7d334abb5e0a808271b
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SHA256
b303668f610e9b2cac3e4bb2bd0520f133f47c4b51f482f22fa2b6af289eb33c
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SHA512
0e93839a3403f56000c0488828615a3cb2a5cdb12c98b40a0351a1ac448e1a3d70890306dafb7bdbd5bb59e8abdbe4cd2b334a63ac703cf4ca07d948c7baeb7a
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SSDEEP
192:TbPAK5sj9g/t5kogGPMc7BwMd3sQGdXWeLOWz7aaL:/P9wg/t5hgGPM22xDzeW
Malware Config
Signatures
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Adds autorun key to be loaded by Explorer.exe on startup 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\ShellServiceObjectDelayLoad\midimaptl = "{4F4F0064-71E0-4f0d-0017-708476C7815F}" b17cdc500378fb6ca7d5eb2731ac571b_JaffaCakes118.exe -
Deletes itself 1 IoCs
pid Process 1636 cmd.exe -
Loads dropped DLL 1 IoCs
pid Process 2392 b17cdc500378fb6ca7d5eb2731ac571b_JaffaCakes118.exe -
Drops file in System32 directory 3 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\midimaptl.dat b17cdc500378fb6ca7d5eb2731ac571b_JaffaCakes118.exe File created C:\Windows\SysWOW64\midimaptl.tmp b17cdc500378fb6ca7d5eb2731ac571b_JaffaCakes118.exe File opened for modification C:\Windows\SysWOW64\midimaptl.tmp b17cdc500378fb6ca7d5eb2731ac571b_JaffaCakes118.exe -
System Location Discovery: System Language Discovery 1 TTPs 2 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 b17cdc500378fb6ca7d5eb2731ac571b_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe -
Modifies registry class 4 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{4F4F0064-71E0-4f0d-0017-708476C7815F} b17cdc500378fb6ca7d5eb2731ac571b_JaffaCakes118.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{4F4F0064-71E0-4f0d-0017-708476C7815F}\InProcServer32 b17cdc500378fb6ca7d5eb2731ac571b_JaffaCakes118.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{4F4F0064-71E0-4f0d-0017-708476C7815F}\InProcServer32\ = "C:\\Windows\\SysWow64\\midimaptl.dll" b17cdc500378fb6ca7d5eb2731ac571b_JaffaCakes118.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{4F4F0064-71E0-4f0d-0017-708476C7815F}\InProcServer32\ThreadingModel = "Apartment" b17cdc500378fb6ca7d5eb2731ac571b_JaffaCakes118.exe -
Suspicious behavior: EnumeratesProcesses 1 IoCs
pid Process 2392 b17cdc500378fb6ca7d5eb2731ac571b_JaffaCakes118.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 2392 b17cdc500378fb6ca7d5eb2731ac571b_JaffaCakes118.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2392 wrote to memory of 1636 2392 b17cdc500378fb6ca7d5eb2731ac571b_JaffaCakes118.exe 30 PID 2392 wrote to memory of 1636 2392 b17cdc500378fb6ca7d5eb2731ac571b_JaffaCakes118.exe 30 PID 2392 wrote to memory of 1636 2392 b17cdc500378fb6ca7d5eb2731ac571b_JaffaCakes118.exe 30 PID 2392 wrote to memory of 1636 2392 b17cdc500378fb6ca7d5eb2731ac571b_JaffaCakes118.exe 30
Processes
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C:\Users\Admin\AppData\Local\Temp\b17cdc500378fb6ca7d5eb2731ac571b_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\b17cdc500378fb6ca7d5eb2731ac571b_JaffaCakes118.exe"1⤵
- Adds autorun key to be loaded by Explorer.exe on startup
- Loads dropped DLL
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2392 -
C:\Windows\SysWOW64\cmd.execmd /c C:\Users\Admin\AppData\Local\Temp\BFE5.tmp.bat2⤵
- Deletes itself
- System Location Discovery: System Language Discovery
PID:1636
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
207B
MD53dfccbcb73810d1cc646dcedd86b4c1f
SHA195cfad36ad2db85d0e0045a0aa3365bd6d68c056
SHA256c088fa8dbe4c9ea19dd14e7cde0ba245756bce64874226a6c36a09d99242c7f4
SHA512d59da12ec17e84e993b38d48b36db2b49c93c59f523d3fe190ff797f4b2dadc1ee1ef1288450ccf3618d6d14d606d0646d07a9c5cc4c9ae1733e743ae39e229e
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Filesize
20KB
MD58f78c9c816315aa987ef3bd882e696af
SHA1601a2252445a6d9ad09f9ef113c5b5c3ded4685d
SHA256e1703ec9d1c17c2bf159114b70bd05ce692b2c8609c3f2d044dc2d311c479f25
SHA512f0eb04f82452303b24d387ce1fcbcccacaf5a5de19ae8a0e9393f174f4aecb6029b6540df67046eca19ace8e05d11f95cc1889b8ab35a16e82b4868d6ddab0d3