Behavioral task
behavioral1
Sample
2024-01-18_57f4ae2e7f4a7d5edb69827f0709d29e_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-18_57f4ae2e7f4a7d5edb69827f0709d29e_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-18_57f4ae2e7f4a7d5edb69827f0709d29e_cryptolocker
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Size
68KB
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MD5
57f4ae2e7f4a7d5edb69827f0709d29e
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SHA1
a2604cfcc5c057fe481e69544d168f71b24813b1
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SHA256
b4d44620413771c250584982da20da798edf6383aa1e2005f9d3168675de2f23
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SHA512
3dd3472dacf86ed837f50d2976777dc7b161791baffadb0aed6edbfb073393a111031a3b09436e982ce611fa87855cf61871e7d98b33768dda7c525dfcab677d
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj9aYaFAeB4:z6a+CdOOtEvwDpjQm
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 2024-01-18_57f4ae2e7f4a7d5edb69827f0709d29e_cryptolocker
Files
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2024-01-18_57f4ae2e7f4a7d5edb69827f0709d29e_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_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