Behavioral task
behavioral1
Sample
2024-01-18_a20229eefff8f3af05931b53e79d425a_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-18_a20229eefff8f3af05931b53e79d425a_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-18_a20229eefff8f3af05931b53e79d425a_cryptolocker
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Size
54KB
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MD5
a20229eefff8f3af05931b53e79d425a
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SHA1
2801dcdafb241d76aba6348dbc905f79c56d7ba8
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SHA256
bb006458bf5d80be815556493e7f35f12e3abf99fd3c631869068dea95aa696f
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SHA512
96032798f2058301bee1a2ca552a3773309d260e01d2a3bbba54d212bb9fc9cb3e297aaf9f34d61d726c478368e8f3193bbbeb62b1bf75ec8c7c1529532b5fca
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SSDEEP
768:zQz7yVEhs9+syJP6ntOOtEvwDpjFeV0ZOfcpLN:zj+soPSMOtEvwDpj4yN
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 2024-01-18_a20229eefff8f3af05931b53e79d425a_cryptolocker
Files
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2024-01-18_a20229eefff8f3af05931b53e79d425a_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: 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