Behavioral task
behavioral1
Sample
2024-04-06_37fe28ad3a0e611c5bea5f7c028b86fe_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-06_37fe28ad3a0e611c5bea5f7c028b86fe_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-04-06_37fe28ad3a0e611c5bea5f7c028b86fe_cryptolocker
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Size
66KB
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MD5
37fe28ad3a0e611c5bea5f7c028b86fe
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SHA1
54634ddbe931993a972f149773d87ae4b24c57f8
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SHA256
48cc46b495866c0da21a5c6d64bebb4a38cd1bc3b9b0d0b28ca8fbfa5f8199bc
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SHA512
3f3cc86c7d813d9cdb540cac4a9f1986321b04532af05d9f79a4dae6777cc5b1218c86ae69000eeb983edfda5cef47a2f05f6134a267062f7f45588e68cb2ce9
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjY6UnUf:1nK6a+qdOOtEvwDpjL
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_37fe28ad3a0e611c5bea5f7c028b86fe_cryptolocker
Files
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2024-04-06_37fe28ad3a0e611c5bea5f7c028b86fe_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
Sections
UPX0 Size: 20KB - Virtual size: 32KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 10KB - Virtual size: 12KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.ap0x Size: 1024B - Virtual size: 785B
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE