Analysis
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max time kernel
150s -
max time network
153s -
platform
windows7_x64 -
resource
win7-20231215-en -
resource tags
arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system -
submitted
13/02/2024, 06:12
Static task
static1
Behavioral task
behavioral1
Sample
98ae4a369badb6ffd63799a473c63fcd.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
98ae4a369badb6ffd63799a473c63fcd.exe
Resource
win10v2004-20231215-en
General
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Target
98ae4a369badb6ffd63799a473c63fcd.exe
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Size
40KB
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MD5
98ae4a369badb6ffd63799a473c63fcd
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SHA1
ea42579157d65bc34739a18683e165f72cbd401b
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SHA256
2b3b884c8bcd2fa6c06c9b54c54cb10a3f147fe31fd2eba05cf9d5717e26d6e8
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SHA512
c117497ef2307d000a5ca597f8cbfd535b7deef25ecfff0b75d0ff5631f5c103b98e70abd7b366829de8c6f6a4750210319c3d4b24ad6cd1c7673fa915f6495b
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SSDEEP
768:aq9m/ZsybSg2ts4L3RLc/qjhsKmHbk1+qJ0UtHA7:aqk/Zdic/qjh8w19JDHA7
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
pid Process 2748 services.exe -
resource yara_rule behavioral1/files/0x000b000000015610-7.dat upx behavioral1/memory/2748-10-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2748-16-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2748-21-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2748-22-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2748-27-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2748-28-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2748-32-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2748-36-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2748-37-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2748-41-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2748-45-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2748-46-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2748-50-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2748-67-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2748-68-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2748-72-0x0000000000400000-0x0000000000408000-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" 98ae4a369badb6ffd63799a473c63fcd.exe -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe 98ae4a369badb6ffd63799a473c63fcd.exe File opened for modification C:\Windows\java.exe 98ae4a369badb6ffd63799a473c63fcd.exe File created C:\Windows\java.exe 98ae4a369badb6ffd63799a473c63fcd.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2436 wrote to memory of 2748 2436 98ae4a369badb6ffd63799a473c63fcd.exe 28 PID 2436 wrote to memory of 2748 2436 98ae4a369badb6ffd63799a473c63fcd.exe 28 PID 2436 wrote to memory of 2748 2436 98ae4a369badb6ffd63799a473c63fcd.exe 28 PID 2436 wrote to memory of 2748 2436 98ae4a369badb6ffd63799a473c63fcd.exe 28
Processes
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C:\Users\Admin\AppData\Local\Temp\98ae4a369badb6ffd63799a473c63fcd.exe"C:\Users\Admin\AppData\Local\Temp\98ae4a369badb6ffd63799a473c63fcd.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:2436 -
C:\Windows\services.exe"C:\Windows\services.exe"2⤵
- Executes dropped EXE
- Adds Run key to start application
PID:2748
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
40KB
MD511a78c5551bdd6162dd9bf38c1a8c89b
SHA1725f15408f77f30b9ea86ea24e59db65faa22a3f
SHA25685dd1d1b54b935ee9a6a1826ba5830ced4b6af48d29491429b5d7288df33534d
SHA5127b72906e1805e127fd6ddc2525ae5eb20aa823bb8662af5094964754bc249b1478e04f9add5ab115c7ff7ffade8102fbd82d89f4082f4dca6c469055d492a930
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Filesize
1KB
MD5933f58e4f9e61e6d57a1f51168be39a7
SHA1b0ea2788b9d6d7b313fd7eb039d82fc0ca97e0f1
SHA25684a873a763af17537005fdae4ecd9a17de6b39229f3a2c2a58c820efc91e92cf
SHA512526c6f4d48f1c9792b0c4f056376451c7051114290803d9be0747020ee721121cea20c7f5bbba36b4c47836b3f26f0140b38752df450c3aeb97d606565030b44
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2