Behavioral task
behavioral1
Sample
2024-04-06_fe61d842163ed410ab174568dd8cc88d_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-06_fe61d842163ed410ab174568dd8cc88d_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-04-06_fe61d842163ed410ab174568dd8cc88d_cryptolocker
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Size
79KB
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MD5
fe61d842163ed410ab174568dd8cc88d
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SHA1
35e0015a3e0bd483b72046017bb0ca6a3965fed2
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SHA256
4005f5b748815199a32082f3c03613c2601db9546fef74c315242e407775eb2f
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SHA512
8436d41dbfa1b67d3db6bbc4b6f9c5f2ac0f9ce4e5a916fd506811d3568f8c035126123f61010ca93b7d69a3ac23c297fb73f365d007815868103e0f9ff94d80
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1kyXM:zCsanOtEvwDpjL
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 2024-04-06_fe61d842163ed410ab174568dd8cc88d_cryptolocker
Files
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2024-04-06_fe61d842163ed410ab174568dd8cc88d_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