Behavioral task
behavioral1
Sample
2024-01-23_2c85fffd593522864e90e96ef0fb3a77_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-23_2c85fffd593522864e90e96ef0fb3a77_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-23_2c85fffd593522864e90e96ef0fb3a77_cryptolocker
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Size
77KB
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MD5
2c85fffd593522864e90e96ef0fb3a77
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SHA1
3e17def16cf961f2c772ffa1e4fcc0fe1ebf2648
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SHA256
980ecf7be300d3ee995774f512b8d5f0f59976db426101f0d4022cf1f24c52bc
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SHA512
114ff99fb584b71603057298d6404bf53eccbe60f79855643ea0a9cdec610c15aa9917d81cbb3ef28ad6c2557ef30c5633b027c98503320792a592033090b5d7
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1ky7Q1:zCsanOtEvwDpjx
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 2024-01-23_2c85fffd593522864e90e96ef0fb3a77_cryptolocker
Files
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2024-01-23_2c85fffd593522864e90e96ef0fb3a77_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