Analysis
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max time kernel
149s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
08-12-2024 04:48
Behavioral task
behavioral1
Sample
d5513bbb4cd679385500cbfae8f731ad_JaffaCakes118.exe
Resource
win7-20241023-en
General
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Target
d5513bbb4cd679385500cbfae8f731ad_JaffaCakes118.exe
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Size
19KB
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MD5
d5513bbb4cd679385500cbfae8f731ad
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SHA1
2f2b8df0e5f03cdc3fd03c39cb9b17ed3bda1b4f
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SHA256
450ec3d990b2bb57dfecdd700fddd1dea7dada39515c1e726c7ec8cbe867387b
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SHA512
b69ce940a872a61343b546ad336d46b9009a44c8a81b66c9b285ebc48b84e4ba6029f24c16a44aea26ebef68782ad1133214d2cc88fcbe4ae74302d96acfc926
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SSDEEP
384:tHKZfuH87GowDqGoMwevqxP6k6zIDwPVBSuGuwq5wSg7R:YZfuHUvwDKP6kMpPGud5wv
Malware Config
Signatures
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Detect XtremeRAT payload 4 IoCs
resource yara_rule behavioral2/memory/920-4-0x0000000000C80000-0x0000000000C95000-memory.dmp family_xtremerat behavioral2/memory/4180-6-0x0000000000C80000-0x0000000000C95000-memory.dmp family_xtremerat behavioral2/memory/4028-7-0x0000000000C80000-0x0000000000C95000-memory.dmp family_xtremerat behavioral2/memory/4180-9-0x0000000000C80000-0x0000000000C95000-memory.dmp family_xtremerat -
XtremeRAT
The XtremeRAT was developed by xtremecoder and has been available since at least 2010, and written in Delphi.
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Xtremerat family
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Boot or Logon Autostart Execution: Active Setup 2 TTPs 4 IoCs
Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.
description ioc Process Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Active Setup\Installed Components\{08PP37GA-2311-P8XC-OTYU-0103L57SE5L3} d5513bbb4cd679385500cbfae8f731ad_JaffaCakes118.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{08PP37GA-2311-P8XC-OTYU-0103L57SE5L3}\StubPath = "C:\\Windows\\system32\\InstallDir\\alg.exe restart" d5513bbb4cd679385500cbfae8f731ad_JaffaCakes118.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Active Setup\Installed Components\{08PP37GA-2311-P8XC-OTYU-0103L57SE5L3} svchost.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{08PP37GA-2311-P8XC-OTYU-0103L57SE5L3}\StubPath = "C:\\Windows\\system32\\InstallDir\\alg.exe" svchost.exe -
Adds Run key to start application 2 TTPs 4 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\HKLM = "C:\\Windows\\system32\\InstallDir\\alg.exe" d5513bbb4cd679385500cbfae8f731ad_JaffaCakes118.exe Set value (str) \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\HKCU = "C:\\Windows\\system32\\InstallDir\\alg.exe" d5513bbb4cd679385500cbfae8f731ad_JaffaCakes118.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\HKLM = "C:\\Windows\\system32\\InstallDir\\alg.exe" svchost.exe Set value (str) \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\HKCU = "C:\\Windows\\system32\\InstallDir\\alg.exe" svchost.exe -
Drops file in System32 directory 2 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\InstallDir\alg.exe d5513bbb4cd679385500cbfae8f731ad_JaffaCakes118.exe File created C:\Windows\SysWOW64\InstallDir\alg.exe d5513bbb4cd679385500cbfae8f731ad_JaffaCakes118.exe -
resource yara_rule behavioral2/memory/4028-0-0x0000000000C80000-0x0000000000C95000-memory.dmp upx behavioral2/memory/920-4-0x0000000000C80000-0x0000000000C95000-memory.dmp upx behavioral2/files/0x0007000000023c99-5.dat upx behavioral2/memory/4180-6-0x0000000000C80000-0x0000000000C95000-memory.dmp upx behavioral2/memory/4028-7-0x0000000000C80000-0x0000000000C95000-memory.dmp upx behavioral2/memory/4180-9-0x0000000000C80000-0x0000000000C95000-memory.dmp upx -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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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 explorer.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language d5513bbb4cd679385500cbfae8f731ad_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language svchost.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 4180 explorer.exe -
Suspicious use of WriteProcessMemory 14 IoCs
description pid Process procid_target PID 4028 wrote to memory of 920 4028 d5513bbb4cd679385500cbfae8f731ad_JaffaCakes118.exe 82 PID 4028 wrote to memory of 920 4028 d5513bbb4cd679385500cbfae8f731ad_JaffaCakes118.exe 82 PID 4028 wrote to memory of 920 4028 d5513bbb4cd679385500cbfae8f731ad_JaffaCakes118.exe 82 PID 4028 wrote to memory of 920 4028 d5513bbb4cd679385500cbfae8f731ad_JaffaCakes118.exe 82 PID 4028 wrote to memory of 864 4028 d5513bbb4cd679385500cbfae8f731ad_JaffaCakes118.exe 83 PID 4028 wrote to memory of 864 4028 d5513bbb4cd679385500cbfae8f731ad_JaffaCakes118.exe 83 PID 4028 wrote to memory of 864 4028 d5513bbb4cd679385500cbfae8f731ad_JaffaCakes118.exe 83 PID 4028 wrote to memory of 3124 4028 d5513bbb4cd679385500cbfae8f731ad_JaffaCakes118.exe 84 PID 4028 wrote to memory of 3124 4028 d5513bbb4cd679385500cbfae8f731ad_JaffaCakes118.exe 84 PID 4028 wrote to memory of 3124 4028 d5513bbb4cd679385500cbfae8f731ad_JaffaCakes118.exe 84 PID 4028 wrote to memory of 4180 4028 d5513bbb4cd679385500cbfae8f731ad_JaffaCakes118.exe 85 PID 4028 wrote to memory of 4180 4028 d5513bbb4cd679385500cbfae8f731ad_JaffaCakes118.exe 85 PID 4028 wrote to memory of 4180 4028 d5513bbb4cd679385500cbfae8f731ad_JaffaCakes118.exe 85 PID 4028 wrote to memory of 4180 4028 d5513bbb4cd679385500cbfae8f731ad_JaffaCakes118.exe 85
Processes
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C:\Users\Admin\AppData\Local\Temp\d5513bbb4cd679385500cbfae8f731ad_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\d5513bbb4cd679385500cbfae8f731ad_JaffaCakes118.exe"1⤵
- Boot or Logon Autostart Execution: Active Setup
- Adds Run key to start application
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4028 -
C:\Windows\SysWOW64\svchost.exesvchost.exe2⤵
- Boot or Logon Autostart Execution: Active Setup
- Adds Run key to start application
- System Location Discovery: System Language Discovery
PID:920
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C:\Windows\SysWOW64\explorer.exeexplorer.exe2⤵PID:864
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C:\Windows\SysWOW64\explorer.exeexplorer.exe2⤵PID:3124
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C:\Windows\SysWOW64\explorer.exeexplorer.exe2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
PID:4180
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Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
2Active Setup
1Registry Run Keys / Startup Folder
1Privilege Escalation
Boot or Logon Autostart Execution
2Active Setup
1Registry Run Keys / Startup Folder
1Replay Monitor
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Downloads
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Filesize
19KB
MD5d5513bbb4cd679385500cbfae8f731ad
SHA12f2b8df0e5f03cdc3fd03c39cb9b17ed3bda1b4f
SHA256450ec3d990b2bb57dfecdd700fddd1dea7dada39515c1e726c7ec8cbe867387b
SHA512b69ce940a872a61343b546ad336d46b9009a44c8a81b66c9b285ebc48b84e4ba6029f24c16a44aea26ebef68782ad1133214d2cc88fcbe4ae74302d96acfc926