Behavioral task
behavioral1
Sample
2024-06-14_aac4fc736e825808c4d2e00f3547d57a_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-06-14_aac4fc736e825808c4d2e00f3547d57a_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-06-14_aac4fc736e825808c4d2e00f3547d57a_cryptolocker
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Size
95KB
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MD5
aac4fc736e825808c4d2e00f3547d57a
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SHA1
164e4f0a3d60c422837e6c28110d82448a2f244e
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SHA256
ffe22b61fb4405a7844175fad940cfc70e8ad4975ec08e47fca4eea2f231090c
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SHA512
385e743e4f02f8f557b56eaf4cb41900d106f554a937e15413436c708c172df332f99386a33db03d6798a800135099deb55f0f6fc76ae71d6e5d9527e47530a1
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRDjgx/k7:zCsanOtEvwDpjBI
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 2024-06-14_aac4fc736e825808c4d2e00f3547d57a_cryptolocker
Files
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2024-06-14_aac4fc736e825808c4d2e00f3547d57a_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