Behavioral task
behavioral1
Sample
2024-01-23_78f19d852d1262e2b2876f36ce48e323_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-23_78f19d852d1262e2b2876f36ce48e323_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-23_78f19d852d1262e2b2876f36ce48e323_cryptolocker
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Size
82KB
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MD5
78f19d852d1262e2b2876f36ce48e323
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SHA1
80904b41d3149948b403e7081ef99d9b96eaeac3
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SHA256
35f0a65d97c77b30189a0c3624958441e23630a1297c0ed4587b6bf199ea50bc
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SHA512
31db925109b2da0e32c14285c236a10db6b697a4397704d3c5154ec1bd1237940253eb4cfb0147d2b72dee03b45a76560faabfeea583724bf226842cc13cef55
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1kyJS19:zCsanOtEvwDpjX
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 2024-01-23_78f19d852d1262e2b2876f36ce48e323_cryptolocker
Files
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2024-01-23_78f19d852d1262e2b2876f36ce48e323_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