Behavioral task
behavioral1
Sample
2024-01-18_b71b465cb1f0ebd4ccd7b8e37e34a756_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-18_b71b465cb1f0ebd4ccd7b8e37e34a756_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-18_b71b465cb1f0ebd4ccd7b8e37e34a756_cryptolocker
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Size
76KB
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MD5
b71b465cb1f0ebd4ccd7b8e37e34a756
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SHA1
b24d3a3cffc0f5c6408204473f57d40907ab8f4b
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SHA256
0d9cb00d94d5598c55ee0edd2d27fce5ebbb799c4aec43125dc4e685cb7ab5be
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SHA512
7140931d7278735191f64f3e251fc166d9e7a949c5efefc5271a6192ffa499dbec200f0f0713a3ad592ab425107bf66f6f318b6094ea9d50ccadc5197535c9f2
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1kyLp: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 2024-01-18_b71b465cb1f0ebd4ccd7b8e37e34a756_cryptolocker
Files
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2024-01-18_b71b465cb1f0ebd4ccd7b8e37e34a756_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