Behavioral task
behavioral1
Sample
2024-05-10_f56310a29b3aeb958e317ed337bcc894_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-10_f56310a29b3aeb958e317ed337bcc894_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-05-10_f56310a29b3aeb958e317ed337bcc894_cryptolocker
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Size
56KB
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MD5
f56310a29b3aeb958e317ed337bcc894
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SHA1
72721974abb7df50436ab2e5b5f28520820827e6
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SHA256
435cc9a1db98ed5b09bc7bf20dcf9b84da33f7674d8b34468ffe7ad50cb218b4
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SHA512
b66989fab1204cd3b17659c6887d74c86a09cb25fa7efe72c4cf3fb3e9cb1eeacd50bcfb25e89d1ff086a35bd674f71864e7361c8fc898cba0f3fb47c56cf738
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SSDEEP
768:bP9g/WItCSsAfFaeOcfXVr3BPOz5CFBmNuFgUjlbS:bP9g/xtCS3Dxx0AS
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 2024-05-10_f56310a29b3aeb958e317ed337bcc894_cryptolocker
Files
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2024-05-10_f56310a29b3aeb958e317ed337bcc894_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