Analysis
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max time kernel
20s -
max time network
24s -
platform
windows7_x64 -
resource
win7-20241010-en -
resource tags
arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system -
submitted
31/10/2024, 19:42
Static task
static1
Behavioral task
behavioral1
Sample
83a2c9543bde47a5d607730120b87bf0_JaffaCakes118.exe
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
83a2c9543bde47a5d607730120b87bf0_JaffaCakes118.exe
Resource
win10v2004-20241007-en
General
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Target
83a2c9543bde47a5d607730120b87bf0_JaffaCakes118.exe
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Size
326KB
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MD5
83a2c9543bde47a5d607730120b87bf0
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SHA1
9ecaee624799beb76a90a5966dba3b951e3bde6d
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SHA256
7a6423f9aa6421bf9e8ce1bbe303254d4961d233c86c9d43f75dd906134d50da
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SHA512
f0eb2f542a9ff86ab75709e24637cf54f351d3dd804a67db0fa8de453cc326f3cb8cf71696c907f54ccd272eb931bcb2e5c5410d799f0d48e4d80ac80a2b5f16
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SSDEEP
6144:Ku5Tnqhbkq3afH9AOASCY1YIOzEaXHIQi0yth5MmV:KuZnqJk0afdmw1YIDNQsr
Malware Config
Signatures
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Modifies visiblity of hidden/system files in Explorer 2 TTPs 1 IoCs
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" msiexec.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" msiexec.exe -
Adds policy Run key to start application 2 TTPs 2 IoCs
description ioc Process Key created \REGISTRY\MACHINE\software\microsoft\windows\currentversion\Policies\Explorer\Run msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\226765405 = "C:\\ProgramData\\msjvmcmng.exe" msiexec.exe -
Disables taskbar notifications via registry modification
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Deletes itself 1 IoCs
pid Process 2968 msiexec.exe -
Blocklisted process makes network request 7 IoCs
flow pid Process 2 2968 msiexec.exe 4 2968 msiexec.exe 5 2968 msiexec.exe 6 2968 msiexec.exe 8 2968 msiexec.exe 10 2968 msiexec.exe 11 2968 msiexec.exe -
System Location Discovery: System Language Discovery 1 TTPs 3 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 msiexec.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language msiexec.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 83a2c9543bde47a5d607730120b87bf0_JaffaCakes118.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 2476 83a2c9543bde47a5d607730120b87bf0_JaffaCakes118.exe 2968 msiexec.exe -
Suspicious behavior: MapViewOfSection 3 IoCs
pid Process 2476 83a2c9543bde47a5d607730120b87bf0_JaffaCakes118.exe 2476 83a2c9543bde47a5d607730120b87bf0_JaffaCakes118.exe 2476 83a2c9543bde47a5d607730120b87bf0_JaffaCakes118.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 2968 msiexec.exe -
Suspicious use of WriteProcessMemory 14 IoCs
description pid Process procid_target PID 2476 wrote to memory of 2584 2476 83a2c9543bde47a5d607730120b87bf0_JaffaCakes118.exe 30 PID 2476 wrote to memory of 2584 2476 83a2c9543bde47a5d607730120b87bf0_JaffaCakes118.exe 30 PID 2476 wrote to memory of 2584 2476 83a2c9543bde47a5d607730120b87bf0_JaffaCakes118.exe 30 PID 2476 wrote to memory of 2584 2476 83a2c9543bde47a5d607730120b87bf0_JaffaCakes118.exe 30 PID 2476 wrote to memory of 2584 2476 83a2c9543bde47a5d607730120b87bf0_JaffaCakes118.exe 30 PID 2476 wrote to memory of 2584 2476 83a2c9543bde47a5d607730120b87bf0_JaffaCakes118.exe 30 PID 2476 wrote to memory of 2584 2476 83a2c9543bde47a5d607730120b87bf0_JaffaCakes118.exe 30 PID 2476 wrote to memory of 2968 2476 83a2c9543bde47a5d607730120b87bf0_JaffaCakes118.exe 31 PID 2476 wrote to memory of 2968 2476 83a2c9543bde47a5d607730120b87bf0_JaffaCakes118.exe 31 PID 2476 wrote to memory of 2968 2476 83a2c9543bde47a5d607730120b87bf0_JaffaCakes118.exe 31 PID 2476 wrote to memory of 2968 2476 83a2c9543bde47a5d607730120b87bf0_JaffaCakes118.exe 31 PID 2476 wrote to memory of 2968 2476 83a2c9543bde47a5d607730120b87bf0_JaffaCakes118.exe 31 PID 2476 wrote to memory of 2968 2476 83a2c9543bde47a5d607730120b87bf0_JaffaCakes118.exe 31 PID 2476 wrote to memory of 2968 2476 83a2c9543bde47a5d607730120b87bf0_JaffaCakes118.exe 31
Processes
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C:\Users\Admin\AppData\Local\Temp\83a2c9543bde47a5d607730120b87bf0_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\83a2c9543bde47a5d607730120b87bf0_JaffaCakes118.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:2476 -
C:\Windows\SysWOW64\msiexec.exe"C:\Windows\system32\msiexec.exe"2⤵
- System Location Discovery: System Language Discovery
PID:2584
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C:\Windows\SysWOW64\msiexec.exe"C:\Windows\system32\msiexec.exe"2⤵
- Modifies visiblity of hidden/system files in Explorer
- UAC bypass
- Adds policy Run key to start application
- Deletes itself
- Blocklisted process makes network request
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2968
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Network
MITRE ATT&CK Enterprise v15
Privilege Escalation
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1