Analysis
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max time kernel
122s -
max time network
123s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
19-12-2024 17:26
Behavioral task
behavioral1
Sample
Yashma ransomware builder v1.2.exe
Resource
win7-20240903-en
windows7-x64
5 signatures
150 seconds
Behavioral task
behavioral2
Sample
Yashma ransomware builder v1.2.exe
Resource
win10v2004-20241007-en
windows10-2004-x64
25 signatures
150 seconds
General
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Target
Yashma ransomware builder v1.2.exe
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Size
826KB
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MD5
20a7eea3f65edd41df1e3bbce7d2b674
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SHA1
44a9d957a24ab0e9f2066e9dfc4da8f9d46f0025
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SHA256
e505fe2a77857ac94c657999533631289dc76a1c62c73169232dfcd7a25990a9
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SHA512
bf3189616f1ed3ca3059fdbb9ea72c38a2e32804b0c5919f058d0798b928c4fd1ce3d015a4366c3f689bcfaa10d2f1fcd3a169c9e3ec6a68f4abdc47ef386fb0
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SSDEEP
6144:pMPUfXnG2omFLhFLuFL6FL6aGMVFLQYFWD/:pL3GcQZ
Score
10/10
Malware Config
Signatures
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Chaos
Ransomware family first seen in June 2021.
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Chaos Ransomware 1 IoCs
resource yara_rule behavioral1/memory/1628-1-0x0000000001190000-0x0000000001264000-memory.dmp family_chaos -
Chaos family
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Suspicious behavior: EnumeratesProcesses 3 IoCs
pid Process 1628 Yashma ransomware builder v1.2.exe 1628 Yashma ransomware builder v1.2.exe 1628 Yashma ransomware builder v1.2.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 1628 Yashma ransomware builder v1.2.exe