Behavioral task
behavioral1
Sample
2024-05-28_d5da7f91dcec27486975c7a715a5a03b_cryptolocker.exe
Resource
win7-20240419-en
Behavioral task
behavioral2
Sample
2024-05-28_d5da7f91dcec27486975c7a715a5a03b_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-28_d5da7f91dcec27486975c7a715a5a03b_cryptolocker
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Size
54KB
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MD5
d5da7f91dcec27486975c7a715a5a03b
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SHA1
2e4b5a62c2565d9c9e1303b46f0f34e1f4ba9050
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SHA256
d5788e10e395f734516f06d29cec7e940e4568bb804f951c3d2a5377fdfcdf8e
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SHA512
f4de0dd335f450f024646b3f49c4fb3655143e860e907b111b3a47059acd1a7f112359de387031ec3c6e4c5d838c980c8a4bdbe8681f3cf41d272fbe06622b0a
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SSDEEP
768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YY1J+OTOkax:z6QFElP6n+gKmddpMOtEvwDpj31ikC
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 2024-05-28_d5da7f91dcec27486975c7a715a5a03b_cryptolocker
Files
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2024-05-28_d5da7f91dcec27486975c7a715a5a03b_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