Behavioral task
behavioral1
Sample
2024-05-23_e23325908c458a3a10c44496dfffd41e_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-23_e23325908c458a3a10c44496dfffd41e_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-05-23_e23325908c458a3a10c44496dfffd41e_cryptolocker
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Size
81KB
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MD5
e23325908c458a3a10c44496dfffd41e
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SHA1
55f904dd638fe07e35072c0cd520c87ac8d9660b
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SHA256
341a09bb18a4be0650ec335c4c308a74277046b2a26b7f53488125864d29cbf7
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SHA512
a3fdd5242b998b81cea1d2d9517b66b9844653429b1f824092248a52962ecad9af34ed96cc26a98116715e9021d2db536d975fc50a2c37790f2b888bccaa0e89
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1ky7QpKc:zCsanOtEvwDpjp
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 2024-05-23_e23325908c458a3a10c44496dfffd41e_cryptolocker
Files
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2024-05-23_e23325908c458a3a10c44496dfffd41e_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