Analysis
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max time kernel
150s -
max time network
151s -
platform
windows7_x64 -
resource
win7-20231215-en -
resource tags
arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system -
submitted
28-12-2023 22:59
Static task
static1
Behavioral task
behavioral1
Sample
fe6a93370addc8d5b7fb3698e7211b3e.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
fe6a93370addc8d5b7fb3698e7211b3e.exe
Resource
win10v2004-20231222-en
General
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Target
fe6a93370addc8d5b7fb3698e7211b3e.exe
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Size
40KB
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MD5
fe6a93370addc8d5b7fb3698e7211b3e
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SHA1
311b70c53191446d7183f97f7d662e5973c9f73d
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SHA256
bee98e6d577fbcf0422f0fa2649d0f1aacfeacf20b14f7d80d426fd950aec93b
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SHA512
8ae17665f69ce5b5c63ff2cdff18a240d04bc849dfd20b9c2ebadacf256b20fdc790a89ee7af1067dcb644661782a9dbe0115c7e7af72a8c5714406e0e5c4a2a
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SSDEEP
768:aq9m/ZsybSg2ts4L3RLc/qjhsKmHbk1+qJ0UtH+XWDC:aqk/Zdic/qjh8w19JDH+XWDC
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
pid Process 2768 services.exe -
resource yara_rule behavioral1/memory/2768-11-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/files/0x000c000000014636-8.dat upx behavioral1/memory/2668-4-0x0000000000220000-0x0000000000228000-memory.dmp upx behavioral1/memory/2768-17-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2768-21-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2768-26-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2768-27-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2768-31-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2768-35-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2768-36-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2768-40-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2768-57-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2768-58-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2768-62-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2768-66-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2768-67-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2768-71-0x0000000000400000-0x0000000000408000-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\Services = "C:\\Windows\\services.exe" services.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\JavaVM = "C:\\Windows\\java.exe" fe6a93370addc8d5b7fb3698e7211b3e.exe -
Drops file in Windows directory 3 IoCs
description ioc Process File opened for modification C:\Windows\java.exe fe6a93370addc8d5b7fb3698e7211b3e.exe File created C:\Windows\java.exe fe6a93370addc8d5b7fb3698e7211b3e.exe File created C:\Windows\services.exe fe6a93370addc8d5b7fb3698e7211b3e.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2668 wrote to memory of 2768 2668 fe6a93370addc8d5b7fb3698e7211b3e.exe 14 PID 2668 wrote to memory of 2768 2668 fe6a93370addc8d5b7fb3698e7211b3e.exe 14 PID 2668 wrote to memory of 2768 2668 fe6a93370addc8d5b7fb3698e7211b3e.exe 14 PID 2668 wrote to memory of 2768 2668 fe6a93370addc8d5b7fb3698e7211b3e.exe 14
Processes
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C:\Windows\services.exe"C:\Windows\services.exe"1⤵
- Executes dropped EXE
- Adds Run key to start application
PID:2768
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C:\Users\Admin\AppData\Local\Temp\fe6a93370addc8d5b7fb3698e7211b3e.exe"C:\Users\Admin\AppData\Local\Temp\fe6a93370addc8d5b7fb3698e7211b3e.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:2668
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
40KB
MD590eca9b00c2c832adef979005a7dfebb
SHA176ac911f93728bd7d50ac79189ee8f8145af8020
SHA2562453c98305b4cb42830168777ee537043cb92915bd52f4a304cdc6c5057a43b6
SHA512439b401502fc5247fb83779f7225c87b63200b8d640423c9a7b7e2666b3a5a613d246b89c79ce7ec7afa7e78cfb0fab1ddded083d6907ab8208302670302418d
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Filesize
1KB
MD545a9f96f57e366711dedb3ffba3a9fbf
SHA1d571df4f658b2224c202148d270f3379a6cfe90c
SHA256c24e7a3f683341e092280e3d6986d13b33756788053ccb8908fc207ab904dbbf
SHA512c9793e51422944142fbf29422d33b1efa0764ba9fb6754e625ee37250d3e7e210910bbbe7cd93d66eb870d492a8e2db6e560f307134014a80e31aac5d47330ed
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2