Behavioral task
behavioral1
Sample
2024-01-26_a68724219c4c2734e0d8ea7aed74c28c_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-26_a68724219c4c2734e0d8ea7aed74c28c_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-01-26_a68724219c4c2734e0d8ea7aed74c28c_cryptolocker
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Size
75KB
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MD5
a68724219c4c2734e0d8ea7aed74c28c
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SHA1
5f0b8006b725ff8090b3ac550106b54cbf6e7dd2
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SHA256
521decc45f6c581772e9ae27efac85d165a318163670c38ff2520fecc5ebf80b
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SHA512
3df0aa053b765e417dc2ff85fd66f8890cec608dbd9e7887f3c7cb58c1dd0a4b7dd8e435e712eae03b0124cfbbb11a6b641810a431fdc7e5b4067e86d27d374b
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBdWGw:T6a+rdOOtEvwDpjNtK
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 2024-01-26_a68724219c4c2734e0d8ea7aed74c28c_cryptolocker
Files
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2024-01-26_a68724219c4c2734e0d8ea7aed74c28c_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