Analysis
-
max time kernel
8s -
platform
windows11-21h2_x64 -
resource
win11-20240802-en -
resource tags
arch:x64arch:x86image:win11-20240802-enlocale:en-usos:windows11-21h2-x64system -
submitted
02-09-2024 11:18
Behavioral task
behavioral1
Sample
Yashma ransomware builder v1.2.exe
Resource
win11-20240802-en
windows11-21h2-x64
4 signatures
150 seconds
General
-
Target
Yashma ransomware builder v1.2.exe
-
Size
538KB
-
MD5
13e878ed7e547523cffc5728f6ba4190
-
SHA1
878ad3025f8ea6b61ad4521782035963b3675a52
-
SHA256
f9a5a72ead096594c5d59abe706e3716f6000c3b4ebd7690f2eb114a37d1a7db
-
SHA512
a7fa4f14deb65aa8de18e37e4fba3d2fa6ed696b70c4d0f1f49a65a4d43da76eff0d9a9c4703a6e3c13a37eb5d1a427e43be8c0ea6b1288a50a1c5175d9392c7
-
SSDEEP
3072:tq0G/vqRT5i2YcRVm16Pn690H7GMgXuD//bFLAkCgkUKEyF9aT5Zt19r+E1/bFLz:U0G/GiWm16YaGMVFLQdD8FLz
Score
10/10
Malware Config
Signatures
-
Chaos
Ransomware family first seen in June 2021.
-
Chaos Ransomware 1 IoCs
resource yara_rule behavioral1/memory/3544-1-0x0000000000E30000-0x0000000000EBC000-memory.dmp family_chaos -
Suspicious behavior: EnumeratesProcesses 19 IoCs
pid Process 3544 Yashma ransomware builder v1.2.exe 3544 Yashma ransomware builder v1.2.exe 3544 Yashma ransomware builder v1.2.exe 3544 Yashma ransomware builder v1.2.exe 3544 Yashma ransomware builder v1.2.exe 3544 Yashma ransomware builder v1.2.exe 3544 Yashma ransomware builder v1.2.exe 3544 Yashma ransomware builder v1.2.exe 3544 Yashma ransomware builder v1.2.exe 3544 Yashma ransomware builder v1.2.exe 3544 Yashma ransomware builder v1.2.exe 3544 Yashma ransomware builder v1.2.exe 3544 Yashma ransomware builder v1.2.exe 3544 Yashma ransomware builder v1.2.exe 3544 Yashma ransomware builder v1.2.exe 3544 Yashma ransomware builder v1.2.exe 3544 Yashma ransomware builder v1.2.exe 3544 Yashma ransomware builder v1.2.exe 3544 Yashma ransomware builder v1.2.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 3544 Yashma ransomware builder v1.2.exe