Behavioral task
behavioral1
Sample
2024-04-18_fe87a56524753cbf9d391487602b9f98_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-18_fe87a56524753cbf9d391487602b9f98_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-18_fe87a56524753cbf9d391487602b9f98_cryptolocker
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Size
72KB
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MD5
fe87a56524753cbf9d391487602b9f98
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SHA1
968c407750a595b45f5f6b7524705848139878c7
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SHA256
dfb2c4be467c5097f2790ba8495945097810de35904ff8a571fa34ecf925ceb0
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SHA512
1571a6d6c59628efe4e64906ff1133e7d66dc10c2913afccadeaaed4e9b599607beb13180e2f724979be86cedf2e46b04ba0907adb5468adb42449ecb331a7c9
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj9aYaFAeBX:z6a+CdOOtEvwDpjQl
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 2024-04-18_fe87a56524753cbf9d391487602b9f98_cryptolocker
Files
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2024-04-18_fe87a56524753cbf9d391487602b9f98_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