Behavioral task
behavioral1
Sample
2024-05-28_bb4e087dfdd1617bec099a28afde45a5_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-28_bb4e087dfdd1617bec099a28afde45a5_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-28_bb4e087dfdd1617bec099a28afde45a5_cryptolocker
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Size
90KB
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MD5
bb4e087dfdd1617bec099a28afde45a5
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SHA1
a05cf80d9cce744c7807d6c905039eb29daf359d
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SHA256
64a413021458ba2d0424be59e642cedc99a5066664d5cc03872737f242b1db24
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SHA512
7164b29f50ac65741112841051233d02e5f67a6770cab963e939d2b4feafd89c02d235d476d3631281f03ede1bfe23a095d74a1f6874a1cd1a4aaecf1cc9ee1f
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SSDEEP
1536:n6QFElP6n+g9u9cvMOtEvwDpjYYTjipvF2bx1PQAyP:n6a+1SEOtEvwDpjYYvQd2PS
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 2024-05-28_bb4e087dfdd1617bec099a28afde45a5_cryptolocker
Files
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2024-05-28_bb4e087dfdd1617bec099a28afde45a5_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: 11KB - 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