Behavioral task
behavioral1
Sample
2024-03-28_439ef153840e63c61f4c199992764cfd_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-28_439ef153840e63c61f4c199992764cfd_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-28_439ef153840e63c61f4c199992764cfd_cryptolocker
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Size
56KB
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MD5
439ef153840e63c61f4c199992764cfd
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SHA1
a9c71311fa047345aba68f1574e165d29bd5ba33
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SHA256
3b2313bcf8010a2677b104cf446269cccf39be96fe56a3a4e5ecdb8d4febe110
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SHA512
815364e09a378c088d4007cec15c1594d95e49190b7b811e14f83f7109695a70e6cad33f94e0c5c43d842a4b942a5f0ccaaa065c83d0bf7e30217ef0444c2f5b
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SSDEEP
768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YMLam5axpkm:z6QFElP6n+gKmddpMOtEvwDpj9aYacm
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 2024-03-28_439ef153840e63c61f4c199992764cfd_cryptolocker
Files
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2024-03-28_439ef153840e63c61f4c199992764cfd_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: 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