Behavioral task
behavioral1
Sample
2024-03-19_9a7a40a9732eb9cc131ccab75c090774_cryptolocker.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
2024-03-19_9a7a40a9732eb9cc131ccab75c090774_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-03-19_9a7a40a9732eb9cc131ccab75c090774_cryptolocker
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Size
57KB
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MD5
9a7a40a9732eb9cc131ccab75c090774
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SHA1
43e3db31fdd26365fff117656061956f024f9f2a
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SHA256
a85435407c14de447db3a39040332eb53e98b4cfc6b00d9930599dab639dc0a5
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SHA512
85259198010545ea6742dcf54dfaf36531820fcc01d186c8abfc9dacb113ae801e398b8e068db8e670cf0ccbe35269e6d5ed5a3d640161d319c884c4145af876
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SSDEEP
768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YMLam5ax8iHS:z6QFElP6n+gKmddpMOtEvwDpj9aYa9S
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 2024-03-19_9a7a40a9732eb9cc131ccab75c090774_cryptolocker
Files
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2024-03-19_9a7a40a9732eb9cc131ccab75c090774_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