Behavioral task
behavioral1
Sample
2024-02-14_1a4617df4ca514e44da2cda5db16af7f_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-02-14_1a4617df4ca514e44da2cda5db16af7f_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-02-14_1a4617df4ca514e44da2cda5db16af7f_cryptolocker
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Size
55KB
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MD5
1a4617df4ca514e44da2cda5db16af7f
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SHA1
5068f45fb273f6ac647f29abe36b03d8aac8a6d3
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SHA256
693f9663846f958efa6926ea1e4ea2c4aab3d10a0823dc613ec938e801f40be6
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SHA512
f491a42a04f6e51b042129e91ca285f7fef75bc95b19d8059f2abe7eb7842297f7cf4ccdd171a2c502b9039cee144be09461ad334918e1604dd6458b7228aef1
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SSDEEP
768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YMLam5axcl:z6QFElP6n+gKmddpMOtEvwDpj9aYaQ
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 2024-02-14_1a4617df4ca514e44da2cda5db16af7f_cryptolocker
Files
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2024-02-14_1a4617df4ca514e44da2cda5db16af7f_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