Behavioral task
behavioral1
Sample
2024-04-28_39f483a7320cc05283fbd83f9cf75ad0_cryptolocker.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
2024-04-28_39f483a7320cc05283fbd83f9cf75ad0_cryptolocker.exe
Resource
win10v2004-20240419-en
General
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Target
2024-04-28_39f483a7320cc05283fbd83f9cf75ad0_cryptolocker
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Size
60KB
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MD5
39f483a7320cc05283fbd83f9cf75ad0
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SHA1
23d0f2b829a724b48a5d4db9a7c48988386a5ab8
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SHA256
2861c55d95076a690ea274ff77015dd796eab87792499f63f062f11347c0b8a2
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SHA512
4aacfe7b4790bc145a2b8deca102ef67553f6b45e6b2cdc15b2ee8076b748fb8026955436e581e83ad9558012f1e92379bf5debe0fae9409ffeea9ecd4843af8
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SSDEEP
768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YMLam5app1J7G:z6QFElP6n+gKmddpMOtEvwDpj9aYaz7G
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 2024-04-28_39f483a7320cc05283fbd83f9cf75ad0_cryptolocker
Files
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2024-04-28_39f483a7320cc05283fbd83f9cf75ad0_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