Behavioral task
behavioral1
Sample
2024-04-24_70f94ba33630b84d27fe5a99851f3a2f_cryptolocker.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
2024-04-24_70f94ba33630b84d27fe5a99851f3a2f_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-04-24_70f94ba33630b84d27fe5a99851f3a2f_cryptolocker
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Size
55KB
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MD5
70f94ba33630b84d27fe5a99851f3a2f
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SHA1
8ff5fce9a243621ac2125a5243f985b7f7d4642b
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SHA256
ebb13d2e359a532f9f00ca782879572f7e6ef3283681be0fe31b7893b0d2f557
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SHA512
33115a5d0446ce2da9a55fdf7c9e3524579186351c09f994cff911c7e98c514e0b0d666286aca7af5b6bde5a5d66a43d7db193069f94cd6a6e73a0cdb7055b17
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SSDEEP
768:bP9g/WItCSsAfFaeOcfXVr3BPOz5CFBmNuFgUjln:bP9g/xtCS3Dxx0c
Malware Config
Signatures
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Detection of CryptoLocker Variants 1 IoCs
resource yara_rule sample CryptoLocker_rule2 -
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 2024-04-24_70f94ba33630b84d27fe5a99851f3a2f_cryptolocker
Files
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2024-04-24_70f94ba33630b84d27fe5a99851f3a2f_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: 17KB - Virtual size: 24KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 12KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 9KB - 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