Behavioral task
behavioral1
Sample
2024-04-20_5b37d5645dd22151dd05f3e0c848b750_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-20_5b37d5645dd22151dd05f3e0c848b750_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-20_5b37d5645dd22151dd05f3e0c848b750_cryptolocker
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Size
57KB
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MD5
5b37d5645dd22151dd05f3e0c848b750
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SHA1
73eb8d65dad6086c80279081250627b02cacab9f
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SHA256
60f3adf5ea0bda76a321c82958dae6ceb36d1a384e65e1a8b7840f5d5c3c46c3
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SHA512
8ebcf5d57997e86f4dd307ef5229886b7475fd390456ac838d01182b499cefd9264b7904c6d6f682f04accab9693801923cae953873fc6a6fe1d067f38ac6226
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SSDEEP
768:H6LsoEEeegiZPvEhHSG+gk5NQXtckstOOtEvwDpjhBaD3TUogs/VXpAP2:H6QFElP6n+gou9cvMOtEvwDpjCpVXT
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 2024-04-20_5b37d5645dd22151dd05f3e0c848b750_cryptolocker
Files
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2024-04-20_5b37d5645dd22151dd05f3e0c848b750_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_CODE
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 11KB - 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