Behavioral task
behavioral1
Sample
2024-04-23_2e621c4681de07b623cf2e954bdf9949_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-23_2e621c4681de07b623cf2e954bdf9949_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-04-23_2e621c4681de07b623cf2e954bdf9949_cryptolocker
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Size
80KB
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MD5
2e621c4681de07b623cf2e954bdf9949
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SHA1
494ef3165ac9f025e6cb88abeb9994485cd8066b
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SHA256
462c0d59dffcd2b1d4c51ce726336647cb0effcf7a28ae00fed4ff03c6ea9049
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SHA512
45a0899081baf07053b1eecc97dc878c2c8d9b871df27e8d6a01e1708238f1ad9d6c01b86b7c1f9fdd20c7d31fe3a6c864713728d6f2e3868df48a0b9d67abf7
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBd0:T6a+rdOOtEvwDpjNtu
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 2024-04-23_2e621c4681de07b623cf2e954bdf9949_cryptolocker
Files
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2024-04-23_2e621c4681de07b623cf2e954bdf9949_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