Static task
static1
Behavioral task
behavioral1
Sample
2024-05-14_2c12966f39149ed4dcd09008db40968c_krakencryptor.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-05-14_2c12966f39149ed4dcd09008db40968c_krakencryptor.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-14_2c12966f39149ed4dcd09008db40968c_krakencryptor
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Size
18.5MB
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MD5
2c12966f39149ed4dcd09008db40968c
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SHA1
b590dc736567a12c25d1d9caa46e2e53113bc36b
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SHA256
0f90fd78b6cab7c159880d10cd32d8185fc578763d75ce7f69576d6abaa5497a
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SHA512
e86aa2d48857c356e3a7ee68bfe16161b5577d3fb66bc0f0209a2469fa088fc0e787734385a789582bbd84cb986122fae69f976c8d7557417955e4ec34fd2f38
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SSDEEP
196608:pnlWyCw8ouzUWgXhzhb9fd5rqKuSDuZSGjdXhzhb9fd5rq/irSjVN8iNISwWYVi:Jl7fdpqz2uscfdpq/FXGV
Malware Config
Signatures
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Detects executables containing base64 encoded User Agent 1 IoCs
resource yara_rule sample INDICATOR_SUSPICIOUS_EXE_B64_Encoded_UserAgent -
Detects executables packed with SmartAssembly 1 IoCs
resource yara_rule sample INDICATOR_EXE_Packed_SmartAssembly -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-05-14_2c12966f39149ed4dcd09008db40968c_krakencryptor
Files
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2024-05-14_2c12966f39149ed4dcd09008db40968c_krakencryptor.exe windows:4 windows x86 arch:x86
f34d5f2d4577ed6d9ceec516c1f5a744
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_NO_SEH
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Imports
mscoree
_CorExeMain
Sections
.text Size: 18.3MB - Virtual size: 18.3MB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 171KB - Virtual size: 171KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 512B - Virtual size: 12B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ