Behavioral task
behavioral1
Sample
2024-02-18_a45833c512fe688ccb7bfab733dda899_cryptolocker.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
2024-02-18_a45833c512fe688ccb7bfab733dda899_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-18_a45833c512fe688ccb7bfab733dda899_cryptolocker
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Size
83KB
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MD5
a45833c512fe688ccb7bfab733dda899
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SHA1
a80c5f410fd9b4f7ac23e695d02da02ae367a7e8
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SHA256
835b3e30c9ad68c185f1152877c2efd94ae327dba1f15798089c8ee5d32f4992
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SHA512
67473d62fcd4ee0c6e09c681e66741ad8b0881065ad3ff32a21cb257701c46f11cc8f38ef9bc9f2968ec8f70bb26abd77eec83bb7cb425df429ab39ef98c15a2
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1kyJS1o: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 2024-02-18_a45833c512fe688ccb7bfab733dda899_cryptolocker
Files
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2024-02-18_a45833c512fe688ccb7bfab733dda899_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