Analysis
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max time kernel
141s -
max time network
141s -
platform
windows7_x64 -
resource
win7-20231215-en -
resource tags
arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system -
submitted
25/12/2023, 13:57
Behavioral task
behavioral1
Sample
239cb817a41194cbcf6d86efc0d5410e.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
239cb817a41194cbcf6d86efc0d5410e.exe
Resource
win10v2004-20231215-en
General
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Target
239cb817a41194cbcf6d86efc0d5410e.exe
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Size
202KB
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MD5
239cb817a41194cbcf6d86efc0d5410e
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SHA1
8b34dbb52a71dded605c2ca83ca4f1d301aa1297
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SHA256
e7d6fd459c1e24da0220f22db8a7defe88f3ff7d78c5ceb2253c4c69363e4868
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SHA512
11a0f4923659f2f2b4f20a0232668233187acff7b15751930fe71103825b7aaffdf51bf282defb5d1e2d467ba19cdf0c6e77aba1ecd67f10a1ef0589fc66425c
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SSDEEP
6144:j0YhjwuTT396HSjGT7UZ5SPzcxt46uAgH:1hjfTTHBkc46uD
Malware Config
Signatures
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resource yara_rule behavioral1/memory/2752-0-0x0000000000400000-0x0000000000477000-memory.dmp upx behavioral1/memory/2752-17-0x0000000000400000-0x0000000000477000-memory.dmp upx behavioral1/memory/2752-18-0x0000000000400000-0x0000000000477000-memory.dmp upx behavioral1/memory/2752-22-0x0000000000400000-0x0000000000477000-memory.dmp upx behavioral1/memory/2752-23-0x0000000000400000-0x0000000000477000-memory.dmp upx behavioral1/memory/2752-24-0x0000000000400000-0x0000000000477000-memory.dmp upx behavioral1/memory/2752-30-0x0000000000400000-0x0000000000477000-memory.dmp upx -
Enumerates connected drives 3 TTPs 21 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
description ioc Process File opened (read-only) \??\y: 239cb817a41194cbcf6d86efc0d5410e.exe File opened (read-only) \??\j: 239cb817a41194cbcf6d86efc0d5410e.exe File opened (read-only) \??\n: 239cb817a41194cbcf6d86efc0d5410e.exe File opened (read-only) \??\o: 239cb817a41194cbcf6d86efc0d5410e.exe File opened (read-only) \??\p: 239cb817a41194cbcf6d86efc0d5410e.exe File opened (read-only) \??\u: 239cb817a41194cbcf6d86efc0d5410e.exe File opened (read-only) \??\x: 239cb817a41194cbcf6d86efc0d5410e.exe File opened (read-only) \??\t: 239cb817a41194cbcf6d86efc0d5410e.exe File opened (read-only) \??\z: 239cb817a41194cbcf6d86efc0d5410e.exe File opened (read-only) \??\e: 239cb817a41194cbcf6d86efc0d5410e.exe File opened (read-only) \??\g: 239cb817a41194cbcf6d86efc0d5410e.exe File opened (read-only) \??\i: 239cb817a41194cbcf6d86efc0d5410e.exe File opened (read-only) \??\k: 239cb817a41194cbcf6d86efc0d5410e.exe File opened (read-only) \??\r: 239cb817a41194cbcf6d86efc0d5410e.exe File opened (read-only) \??\s: 239cb817a41194cbcf6d86efc0d5410e.exe File opened (read-only) \??\h: 239cb817a41194cbcf6d86efc0d5410e.exe File opened (read-only) \??\l: 239cb817a41194cbcf6d86efc0d5410e.exe File opened (read-only) \??\m: 239cb817a41194cbcf6d86efc0d5410e.exe File opened (read-only) \??\v: 239cb817a41194cbcf6d86efc0d5410e.exe File opened (read-only) \??\q: 239cb817a41194cbcf6d86efc0d5410e.exe File opened (read-only) \??\w: 239cb817a41194cbcf6d86efc0d5410e.exe -
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 239cb817a41194cbcf6d86efc0d5410e.exe -
Drops file in Program Files directory 1 IoCs
description ioc Process File opened for modification C:\Program Files (x86)\SAItest.txt 239cb817a41194cbcf6d86efc0d5410e.exe