Behavioral task
behavioral1
Sample
2024-01-24_74bfac71d240123bf8d00538077b1216_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-24_74bfac71d240123bf8d00538077b1216_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-24_74bfac71d240123bf8d00538077b1216_cryptolocker
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Size
59KB
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MD5
74bfac71d240123bf8d00538077b1216
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SHA1
c78b287291f9c8c408712b4128971cd108a62134
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SHA256
7a1bc023652c332e83a9b304d197b4a2a66c7335405c5456ab818d3d50182193
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SHA512
1273fce833074b6ca44ccfe7b0d9f1e64b0626f1efed2d8a1a0e381f5e01a4db99de52aed4455440318db6182faf7bf3dfc09ec674289bf02dbceb07b5312cd3
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SSDEEP
768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YMLam5aFr7YOzR8B:z6QFElP6n+gKmddpMOtEvwDpj9aYaFAv
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 2024-01-24_74bfac71d240123bf8d00538077b1216_cryptolocker
Files
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2024-01-24_74bfac71d240123bf8d00538077b1216_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