Behavioral task
behavioral1
Sample
2024-04-17_2b671bc5c8b1d88b3269921c23dc3ae3_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-17_2b671bc5c8b1d88b3269921c23dc3ae3_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-04-17_2b671bc5c8b1d88b3269921c23dc3ae3_cryptolocker
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Size
54KB
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MD5
2b671bc5c8b1d88b3269921c23dc3ae3
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SHA1
629d5e8ef75f5b76f5f9c460ad04e600439ee555
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SHA256
042da42b7a443259224c08e7080efa30c35ab9773589f31355b6545c2d7c7515
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SHA512
3ae6b7a3456f3fab2a8943060dc61dc163f6d4ea09df4d2c72a5e10e4968d9cad97e05352c405e54da4173e42fa906ff6035ceb3add214beb6f22160153532a9
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SSDEEP
768:bP9g/WItCSsAfFaeOcfXVr3BPOz5CFBmNuFgUjNM:bP9g/xtCS3Dxx0H
Malware Config
Signatures
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Detection of CryptoLocker Variants 1 IoCs
resource yara_rule sample CryptoLocker_rule2 -
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 2024-04-17_2b671bc5c8b1d88b3269921c23dc3ae3_cryptolocker
Files
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2024-04-17_2b671bc5c8b1d88b3269921c23dc3ae3_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: 17KB - Virtual size: 24KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 12KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 9KB - 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