Behavioral task
behavioral1
Sample
2024-02-13_8c98c106baa62cdaefbc9befd4a54e17_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-13_8c98c106baa62cdaefbc9befd4a54e17_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-13_8c98c106baa62cdaefbc9befd4a54e17_cryptolocker
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Size
62KB
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MD5
8c98c106baa62cdaefbc9befd4a54e17
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SHA1
91f44f5688dd50f45652d16d322828309f692d65
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SHA256
26677e6c987aeb271390d64ed849cf14f077917a542e03c9bd3082196a96c79e
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SHA512
efe90e9a8271f495bf654324a32a2efb0146576604aff454cf76c55b2e80f9e22aaeeb7c15dadac4b246eeab94c16512129ead64164a04d661f6dd0375175678
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SSDEEP
768:zQz7yVEhs9+syJP6ntOOtEvwDpjFelaB7yBEY9Su8F5mnVT:zj+soPSMOtEvwDpj4kpmeLmnZ
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 2024-02-13_8c98c106baa62cdaefbc9befd4a54e17_cryptolocker
Files
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2024-02-13_8c98c106baa62cdaefbc9befd4a54e17_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