Behavioral task
behavioral1
Sample
2024-01-28_a09be619d349e2cbc20941d1ab1bd638_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-28_a09be619d349e2cbc20941d1ab1bd638_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-28_a09be619d349e2cbc20941d1ab1bd638_cryptolocker
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Size
56KB
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MD5
a09be619d349e2cbc20941d1ab1bd638
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SHA1
3bd47574ab86e899afe96e7d4ef526d265200ddf
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SHA256
f6cea30ac4e9d7d90acf5fc2504911a7efb46a8b78891cade0395fa6bb0fee34
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SHA512
a973fe037c4a1c63f2ae488fccbd32218d5d0f31a5cf81e5dfd59825a2fd4602000150ddcbd633f3f2772cb3ba7a656ca241a963f126f0b1de0f97f60d3fb594
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SSDEEP
768:zQz7yVEhs9+syJP6ntOOtEvwDpjFeV0ZOfcpLzbvt:zj+soPSMOtEvwDpj4yzbvt
Malware Config
Signatures
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Detection of CryptoLocker Variants 1 IoCs
resource yara_rule sample CryptoLocker_rule2 -
Detection of Cryptolocker Samples 1 IoCs
resource yara_rule sample CryptoLocker_set1 -
UPX dump on OEP (original entry point) 1 IoCs
resource yara_rule sample UPX -
resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-01-28_a09be619d349e2cbc20941d1ab1bd638_cryptolocker
Files
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2024-01-28_a09be619d349e2cbc20941d1ab1bd638_cryptolocker.exe windows:5 windows x86 arch:x86
Headers
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_DEBUG_STRIPPED
Sections
UPX0 Size: 20KB - Virtual size: 32KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 10KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.imports Size: 1024B - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE