Behavioral task
behavioral1
Sample
2024-01-24_3f891b7583d64a965919a56fe386b519_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-24_3f891b7583d64a965919a56fe386b519_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-24_3f891b7583d64a965919a56fe386b519_cryptolocker
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Size
60KB
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MD5
3f891b7583d64a965919a56fe386b519
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SHA1
7485284650ddaeee949592c94145cd5971cc0639
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SHA256
83a9e9153a33c591dbd912c68b0634f2af48e8864d411d2ec3387b45be02762f
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SHA512
7bac43102902234486df02b039154920021f8e751a24f755d44836dcbacb0d0715b3b1533fa9ff9937b56a245a4d61e54e1bfbfd2e0a1f85f33d18732697f438
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SSDEEP
768:qImnjO6LsoEEeegiZPvEhHSG+gwfum/kLyMro2GtOOtEvwDpj:qImnK6QFElP6n+gwGmddpMOtEvwDpj
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 2024-01-24_3f891b7583d64a965919a56fe386b519_cryptolocker
Files
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2024-01-24_3f891b7583d64a965919a56fe386b519_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
Sections
UPX0 Size: - Virtual size: 32KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
UPX1 Size: 10KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE