Analysis
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max time kernel
120s -
max time network
120s -
platform
windows7_x64 -
resource
win7-20240708-en -
resource tags
arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system -
submitted
06/08/2024, 20:26
Behavioral task
behavioral1
Sample
00287e81dce70fb72412bfb675cf47a0N.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
00287e81dce70fb72412bfb675cf47a0N.exe
Resource
win10v2004-20240802-en
General
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Target
00287e81dce70fb72412bfb675cf47a0N.exe
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Size
28KB
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MD5
00287e81dce70fb72412bfb675cf47a0
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SHA1
9b7aa522ba13c449d2d853348e4b57f831be2c49
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SHA256
25ce0b595f354af00d83f5b9375b020109ca6ca525f2a1a2fe1ef3550b407116
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SHA512
27e9a043965dcb8ead139e732e72244296ec6e30ad5d8fe41f605d7412f7f856dd3fc3e0c4c7a750ea444cbef7993235fb2d7dcb7a24a8581a969f5469f445a2
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SSDEEP
384:1vxBbK26lj5Id8SpHx9jLhsznnVxA1WmP5w7GGCJlqqwMyNGtP/97:Dv8IRRdsxq1DjJcqf5H97
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
pid Process 2876 services.exe -
resource yara_rule behavioral1/memory/3004-0-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral1/memory/3004-4-0x0000000000220000-0x0000000000228000-memory.dmp upx behavioral1/files/0x0009000000016610-7.dat upx behavioral1/memory/2876-11-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/3004-17-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral1/memory/2876-18-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2876-23-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2876-29-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2876-31-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2876-36-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2876-41-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2876-43-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2876-48-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/3004-52-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral1/memory/2876-53-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2876-55-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/files/0x0004000000004ed7-63.dat upx behavioral1/memory/3004-73-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral1/memory/2876-74-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\JavaVM = "C:\\Windows\\java.exe" 00287e81dce70fb72412bfb675cf47a0N.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe 00287e81dce70fb72412bfb675cf47a0N.exe File opened for modification C:\Windows\java.exe 00287e81dce70fb72412bfb675cf47a0N.exe File created C:\Windows\java.exe 00287e81dce70fb72412bfb675cf47a0N.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 00287e81dce70fb72412bfb675cf47a0N.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 3004 wrote to memory of 2876 3004 00287e81dce70fb72412bfb675cf47a0N.exe 31 PID 3004 wrote to memory of 2876 3004 00287e81dce70fb72412bfb675cf47a0N.exe 31 PID 3004 wrote to memory of 2876 3004 00287e81dce70fb72412bfb675cf47a0N.exe 31 PID 3004 wrote to memory of 2876 3004 00287e81dce70fb72412bfb675cf47a0N.exe 31
Processes
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C:\Users\Admin\AppData\Local\Temp\00287e81dce70fb72412bfb675cf47a0N.exe"C:\Users\Admin\AppData\Local\Temp\00287e81dce70fb72412bfb675cf47a0N.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3004 -
C:\Windows\services.exe"C:\Windows\services.exe"2⤵
- Executes dropped EXE
- Adds Run key to start application
- System Location Discovery: System Language Discovery
PID:2876
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
28KB
MD59a9934a6253c1b3127fb951249f1db08
SHA1663f8ac376b7264bcb1ac5a46ada1984ec563a8d
SHA25611cf698ccb1527249607750f8821ddc966d45544b32ab1cdb558a4fa4f8a39cd
SHA512a9daca52918ea7fd50ce80cdab14f7606ff65d58be00f02b86f32975c577c010bd87200efc94a35e28dcd5dfc8939975ecca8bb2cebdcd514529e74f5d805288
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Filesize
1KB
MD5235ff7c5ee028e5f3550136f48cc823f
SHA105faf120e9084a87effca0dac1b8d1eadf7fe02b
SHA2561f4a1599f2b1fd930efc2f7a851792566096e75946ca06a61fd509784a50a884
SHA512657a8c0baf3271eff88aba103cfb762596873a4de63a40f7acebd36ab212f10c8aee49645cf62b33f3b00a7a63cd1f1df2d64ced35b352718be1fc16abea9d07
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2