Behavioral task
behavioral1
Sample
2024-03-19_b3d96738d45d6f88df8b56199daf0eac_cryptolocker.exe
Resource
win7-20240319-en
Behavioral task
behavioral2
Sample
2024-03-19_b3d96738d45d6f88df8b56199daf0eac_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-19_b3d96738d45d6f88df8b56199daf0eac_cryptolocker
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Size
94KB
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MD5
b3d96738d45d6f88df8b56199daf0eac
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SHA1
8a51d2a1601006ecb9e18646e6717c35590733d4
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SHA256
fb13102429a46b022b17a9087281b872eb7aa202b8b67a48cc627854f747950d
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SHA512
8d8b77750c5952fb6e31c909d15f085ba028932c947997c655156c1862e388baff259006c7d5eaa3755158427c306aab38e85e9f1ca8143fb46bd7038316e69e
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRDjgx/8:zCsanOtEvwDpjB8
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 2024-03-19_b3d96738d45d6f88df8b56199daf0eac_cryptolocker
Files
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2024-03-19_b3d96738d45d6f88df8b56199daf0eac_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