Behavioral task
behavioral1
Sample
2024-05-03_a718923383531e08fa8b9d726af6ccc7_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-05-03_a718923383531e08fa8b9d726af6ccc7_cryptolocker.exe
Resource
win10v2004-20240419-en
General
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Target
2024-05-03_a718923383531e08fa8b9d726af6ccc7_cryptolocker
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Size
84KB
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MD5
a718923383531e08fa8b9d726af6ccc7
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SHA1
66dbeec6319db3dd73edc1140a4d5cbc41af77ff
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SHA256
f421302d035604665136b8fb4202a69a6dc736e31ba8cb65d6a71eda2dda785f
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SHA512
cacf160452e915d1d79672e6983f4ac480cea8ce456c5bb251f1fba4ce6ef2ad95d2234318c2532e03d8f89bdb11ca1030db74c8882ce060733ad6009a12f905
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1kyJS1+7:zCsanOtEvwDpjG
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 2024-05-03_a718923383531e08fa8b9d726af6ccc7_cryptolocker
Files
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2024-05-03_a718923383531e08fa8b9d726af6ccc7_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