Behavioral task
behavioral1
Sample
2024-02-28_6b03267d14edee8fa73a4d628f4ddaa0_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-28_6b03267d14edee8fa73a4d628f4ddaa0_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-02-28_6b03267d14edee8fa73a4d628f4ddaa0_cryptolocker
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Size
120KB
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MD5
6b03267d14edee8fa73a4d628f4ddaa0
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SHA1
3b93e0e1619f7852f51954685ab103b358422621
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SHA256
55acccdc197176b93d0e0383492cd643cd539c6f884234e70a9689dd966751c3
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SHA512
34e41c86483e71d8c1ae92360ea69377ddfb71c1436a8124dfb9ab7bf09245fff68559bcedff04af8946d728540b747a4341be761f0a98dd888ef44eff8e2592
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj3GYQbN/PKwNgpwqWsviy9t3k:z6a+CdOOtEvwDpjczJ
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 2024-02-28_6b03267d14edee8fa73a4d628f4ddaa0_cryptolocker
Files
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2024-02-28_6b03267d14edee8fa73a4d628f4ddaa0_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