Behavioral task
behavioral1
Sample
2024-01-24_f02bf5feb1ab3d6a9416b3d3b765ee9c_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-24_f02bf5feb1ab3d6a9416b3d3b765ee9c_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-01-24_f02bf5feb1ab3d6a9416b3d3b765ee9c_cryptolocker
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Size
76KB
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MD5
f02bf5feb1ab3d6a9416b3d3b765ee9c
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SHA1
0bd1a6b55063fc25349d84e904b4aba1e271a1cb
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SHA256
d2a47b191d7ba689eeb5d66706c693fdf7593511133099560d64c80285da693b
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SHA512
336e580f9fd13f0a2e529a457b96bb8bb00efbe7e7a1b38315fa97ecab9faeaf9ae26f18fa9a2a428bb72855c45d79104d6923c8f8637277e20b775ddf9005dc
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1kyaM:zCsanOtEvwDpj+
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 2024-01-24_f02bf5feb1ab3d6a9416b3d3b765ee9c_cryptolocker
Files
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2024-01-24_f02bf5feb1ab3d6a9416b3d3b765ee9c_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_CODE
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