Behavioral task
behavioral1
Sample
2024-04-15_92f7412f88c9dc94875fdafa6a2ff97d_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-15_92f7412f88c9dc94875fdafa6a2ff97d_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-15_92f7412f88c9dc94875fdafa6a2ff97d_cryptolocker
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Size
65KB
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MD5
92f7412f88c9dc94875fdafa6a2ff97d
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SHA1
cdbbb86b17ad01d1671916df31a698406431dc57
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SHA256
a4a8870aba695c142c70957365ed2597ad46f0f2a02cd12ae4a548b35be3f962
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SHA512
3a1e16fb814dac949768261ec5bd99dc2374da681a3a618bec054d9b331503ed6ab8bcf58fa1f5b88371943702383caa9b4f664f23df09fe2e2b1b9d1dac0ceb
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SSDEEP
768:zQz7yVEhs9+syJP6ntOOtEvwDpjFelaB7yBEY9Su8F5mLZ5kJ7AKr:zj+soPSMOtEvwDpj4kpmeLmQlAE
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 2024-04-15_92f7412f88c9dc94875fdafa6a2ff97d_cryptolocker
Files
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2024-04-15_92f7412f88c9dc94875fdafa6a2ff97d_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