Behavioral task
behavioral1
Sample
2024-01-29_66967a9b599a6b3e135c5913e1968d56_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-29_66967a9b599a6b3e135c5913e1968d56_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-29_66967a9b599a6b3e135c5913e1968d56_cryptolocker
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Size
61KB
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MD5
66967a9b599a6b3e135c5913e1968d56
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SHA1
b62d7396bec41f0eaba2e0a02e0d14347ba2b486
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SHA256
49237bff14cea04bc6561c2ff1c397a68230cddec1faefc46091233a46043a84
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SHA512
1a196c825223154458ab1eb8653101f5f78413cb8a4c3319321b1a8b08c7821f787db948ff00c7e44ca9863807664c4d73e7a56aebefc44c68817defdccdebc1
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SSDEEP
768:zQz7yVEhs9+syJP6ntOOtEvwDpjFelaB7yBEY9Su8F5mnV3:zj+soPSMOtEvwDpj4kpmeLmnN
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 2024-01-29_66967a9b599a6b3e135c5913e1968d56_cryptolocker
Files
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2024-01-29_66967a9b599a6b3e135c5913e1968d56_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