Behavioral task
behavioral1
Sample
2024-03-12_5725a1e29eb03e930723c5880dd717b2_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-12_5725a1e29eb03e930723c5880dd717b2_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-03-12_5725a1e29eb03e930723c5880dd717b2_cryptolocker
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Size
56KB
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MD5
5725a1e29eb03e930723c5880dd717b2
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SHA1
d73f66443972072346a90e27319095caa01d79cc
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SHA256
9b3186faf5ba9537606c093f15c78cdbc7fe4613d11a3cd2b5ffdd97d1eabd8f
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SHA512
16d3a001cc9fc11006cfd7f8f2f40451eaedd4a38f65a093708cad53309ea11d3f6721f9b84c9b196075406ecd84701d5a85093e37617b646e5d6ce7dafe3643
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SSDEEP
768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YMLam5ax8iH9:z6QFElP6n+gKmddpMOtEvwDpj9aYa99
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 2024-03-12_5725a1e29eb03e930723c5880dd717b2_cryptolocker
Files
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2024-03-12_5725a1e29eb03e930723c5880dd717b2_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