Analysis
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max time kernel
163s -
max time network
175s -
platform
windows10-2004_x64 -
resource
win10v2004-20231215-en -
resource tags
arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system -
submitted
30/12/2023, 01:37
Behavioral task
behavioral1
Sample
0a4bfede40890e3893792fd14a1fc583.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
0a4bfede40890e3893792fd14a1fc583.exe
Resource
win10v2004-20231215-en
General
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Target
0a4bfede40890e3893792fd14a1fc583.exe
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Size
28KB
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MD5
0a4bfede40890e3893792fd14a1fc583
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SHA1
37a9ca723838a02faed79e6faac2bb38caec5c11
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SHA256
2f19a5a8c39bf36e8cc772c4fc73f0824269a9acc9667a682a6cdb93c4d251d7
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SHA512
6051f7780bb138b4ec47f0c3bab8e8c9a42657aa4341bcb91d636c6007841e4ca60886c4b1db76515abcfcb6526e11f55b176e8ae4e80518b63a33828c9db5d2
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SSDEEP
384:1vxBbK26lj5Id8SpHx9jLhsznnVxA1WmP5w7GGCJlqqwMyNFr2P+:Dv8IRRdsxq1DjJcqfkO+
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
pid Process 2224 services.exe -
resource yara_rule behavioral2/memory/1524-0-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral2/memory/1524-1-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral2/files/0x000200000001e7e1-5.dat upx behavioral2/memory/2224-6-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1524-11-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral2/memory/2224-16-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2224-21-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2224-22-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2224-24-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2224-29-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2224-34-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1524-35-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral2/memory/2224-36-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2224-41-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1524-42-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral2/memory/2224-46-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1524-47-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral2/memory/2224-48-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2224-53-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2224-58-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/files/0x0008000000023130-68.dat upx behavioral2/memory/1524-114-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral2/memory/2224-129-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1524-166-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral2/memory/2224-190-0x0000000000400000-0x0000000000408000-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" 0a4bfede40890e3893792fd14a1fc583.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 0a4bfede40890e3893792fd14a1fc583.exe File opened for modification C:\Windows\java.exe 0a4bfede40890e3893792fd14a1fc583.exe File created C:\Windows\java.exe 0a4bfede40890e3893792fd14a1fc583.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 1524 wrote to memory of 2224 1524 0a4bfede40890e3893792fd14a1fc583.exe 94 PID 1524 wrote to memory of 2224 1524 0a4bfede40890e3893792fd14a1fc583.exe 94 PID 1524 wrote to memory of 2224 1524 0a4bfede40890e3893792fd14a1fc583.exe 94
Processes
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C:\Users\Admin\AppData\Local\Temp\0a4bfede40890e3893792fd14a1fc583.exe"C:\Users\Admin\AppData\Local\Temp\0a4bfede40890e3893792fd14a1fc583.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:1524 -
C:\Windows\services.exe"C:\Windows\services.exe"2⤵
- Executes dropped EXE
- Adds Run key to start application
PID:2224
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
25B
MD58ba61a16b71609a08bfa35bc213fce49
SHA18374dddcc6b2ede14b0ea00a5870a11b57ced33f
SHA2566aa63394c1f5e705b1e89c55ff19eed71957e735c3831a845ff62f74824e13f1
SHA5125855f5b2a78877f7a27ff92eaaa900d81d02486e6e2ea81d80b6f6cf1fe254350444980017e00cdeecdd3c67b86e7acc90cd2d77f06210bdd1d7b1a71d262df1
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Filesize
28KB
MD591ca962c459cbb5bc5f34a796df261ec
SHA16637bade248007aa4e9295cd123cc89f5f19be9d
SHA256e9f4ea38ae001e6429bbf011ee9d8cb288f97d543a6aa04631973beff5217aab
SHA512781a3d14dd3abf9f1e34e8e538dbd4d68c4c2fec7a76a1ad9f314bbaec4250027e96970f8cf49869ebe48276f8dd697a4de657528ac9826f1254b249820589af
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Filesize
1KB
MD50681539d78157dda67098bb03a711cf2
SHA124ee0a3f0d8ab571c0f3aa16f4c10a503a532324
SHA2567528a4102e529690ff1efddf9e1a5aa3b4cc1e0de313dd67fb1f6251794e1960
SHA512b91af48b6ce10f6539d22a818756b15a6e30999f6a551df6dcfa4c6ca5093c2afe5a2c7163ffbb3f232da1428803bbce18c0c0142d9da5927cf67a4a11c4016c
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2