Behavioral task
behavioral1
Sample
2024-04-17_8db5e6b3a597d82856fb98da3681ea6e_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-17_8db5e6b3a597d82856fb98da3681ea6e_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-17_8db5e6b3a597d82856fb98da3681ea6e_cryptolocker
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Size
54KB
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MD5
8db5e6b3a597d82856fb98da3681ea6e
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SHA1
ed84bd775ec0c0c0b77698afb4c2269f3df4a7a4
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SHA256
6bdb581c9a46d819d94c199f2f5ed939b5e56a814bbf2bf1c990b8da0ae51736
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SHA512
d0339f736de687e1f19f9d18b5f44a1911f0884ff4e98556cd21025077a1e4a597a2f1f06cd6b1b6e6f07c950801f40a69cd055e78339f386b6d4390099e793a
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SSDEEP
768:bP9g/WItCSsAfFaeOcfXVr3BPOz5CFBmNuFgUjlQ:bP9g/xtCS3Dxx0z
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_8db5e6b3a597d82856fb98da3681ea6e_cryptolocker
Files
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2024-04-17_8db5e6b3a597d82856fb98da3681ea6e_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