Behavioral task
behavioral1
Sample
2024-03-12_fb2547f1eb584098f95e0f9d5c91a02a_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-12_fb2547f1eb584098f95e0f9d5c91a02a_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-12_fb2547f1eb584098f95e0f9d5c91a02a_cryptolocker
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Size
105KB
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MD5
fb2547f1eb584098f95e0f9d5c91a02a
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SHA1
8a57564d245e66103b225e44bbb2e21a0a85146b
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SHA256
058f6af0608d80ba1f6d3acbdfa0ca76bef00583d6a0bd9c6bf4a8fbaf8c32da
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SHA512
e5c2bdc41a396e05a7678db67b2d9707c1c284fbf02bc8f74172f500bfd9baf756968917742c942dbd7708443e852ed0ebcfa4ec502fc5c7773ab48c698ca233
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjIHsalRn5iF1j6GksS:1nK6a+qdOOtEvwDpjS
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 2024-03-12_fb2547f1eb584098f95e0f9d5c91a02a_cryptolocker
Files
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2024-03-12_fb2547f1eb584098f95e0f9d5c91a02a_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