Analysis
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max time kernel
65s -
max time network
143s -
platform
windows10-2004_x64 -
resource
win10v2004-20221111-en -
resource tags
arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system -
submitted
02/02/2023, 19:20
Static task
static1
Behavioral task
behavioral1
Sample
25b6e74a4e16132404a7c1b2737eb117a97b9e076910f999a8c3594309f9b12c.exe
Resource
win7-20221111-en
Behavioral task
behavioral2
Sample
25b6e74a4e16132404a7c1b2737eb117a97b9e076910f999a8c3594309f9b12c.exe
Resource
win10v2004-20221111-en
General
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Target
25b6e74a4e16132404a7c1b2737eb117a97b9e076910f999a8c3594309f9b12c.exe
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Size
4.1MB
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MD5
b6bc6957994ccccdb6cfb9ad60ffd57c
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SHA1
e4217fe46e8be4bdd9d702a08360021347b4c6c1
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SHA256
25b6e74a4e16132404a7c1b2737eb117a97b9e076910f999a8c3594309f9b12c
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SHA512
32cafcc04f65502a8f64aa9692989ad4a73d8c5cfe11ee2341b70973189bfcb26cfc9300e40c39e6594d37adadabed4b1ba01909dafc9f52890c3f7bc41dc99b
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SSDEEP
49152:BG6pNiUmhW1rUn2FxyNA+yz+RsL7FfgaLJAYpIFnkcwcX6HODKrFmGUSTqtn/mfh:BG6PdmNn2Fxb+8axYpJcBOr2Z/SI//dQ
Malware Config
Signatures
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Loads dropped DLL 1 IoCs
pid Process 4912 25b6e74a4e16132404a7c1b2737eb117a97b9e076910f999a8c3594309f9b12c.exe -
resource yara_rule behavioral2/memory/4912-136-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral2/memory/4912-138-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral2/memory/4912-137-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral2/memory/4912-140-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral2/memory/4912-142-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral2/memory/4912-144-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral2/memory/4912-146-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral2/memory/4912-150-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral2/memory/4912-152-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral2/memory/4912-148-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral2/memory/4912-154-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral2/memory/4912-156-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral2/memory/4912-158-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral2/memory/4912-160-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral2/memory/4912-162-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral2/memory/4912-164-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral2/memory/4912-166-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral2/memory/4912-168-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral2/memory/4912-170-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral2/memory/4912-172-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral2/memory/4912-174-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral2/memory/4912-176-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral2/memory/4912-178-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral2/memory/4912-180-0x0000000010000000-0x000000001003E000-memory.dmp upx -
Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs
Bootkits write to the MBR to gain persistence at a level below the operating system.
description ioc Process File opened for modification \??\PhysicalDrive0 25b6e74a4e16132404a7c1b2737eb117a97b9e076910f999a8c3594309f9b12c.exe -
Suspicious use of SetWindowsHookEx 3 IoCs
pid Process 4912 25b6e74a4e16132404a7c1b2737eb117a97b9e076910f999a8c3594309f9b12c.exe 4912 25b6e74a4e16132404a7c1b2737eb117a97b9e076910f999a8c3594309f9b12c.exe 4912 25b6e74a4e16132404a7c1b2737eb117a97b9e076910f999a8c3594309f9b12c.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\25b6e74a4e16132404a7c1b2737eb117a97b9e076910f999a8c3594309f9b12c.exe"C:\Users\Admin\AppData\Local\Temp\25b6e74a4e16132404a7c1b2737eb117a97b9e076910f999a8c3594309f9b12c.exe"1⤵
- Loads dropped DLL
- Writes to the Master Boot Record (MBR)
- Suspicious use of SetWindowsHookEx
PID:4912
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
8.4MB
MD58b6c94bbdbfb213e94a5dcb4fac28ce3
SHA1b56102ca4f03556f387f8b30e2b404efabe0cb65
SHA256982a177924762f270b36fe34c7d6847392b48ae53151dc2011078dceef487a53
SHA5129d6d63b5d8cf7a978d7e91126d7a343c2f7acd00022da9d692f63e50835fdd84a59a93328564f10622f2b1f6adfd7febdd98b8ddb294d0754ed45cc9c165d25a