Behavioral task
behavioral1
Sample
2024-05-12_7281b6fbdb43808ddb7a9b53cbd03292_cryptolocker.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
2024-05-12_7281b6fbdb43808ddb7a9b53cbd03292_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-12_7281b6fbdb43808ddb7a9b53cbd03292_cryptolocker
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Size
97KB
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MD5
7281b6fbdb43808ddb7a9b53cbd03292
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SHA1
1db628193d7e77ddae4fc4774f531ba61601893c
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SHA256
1dab9a7d9717b6d54b0c1414556fae1d329ab28c81946a616031a69579f9ecdc
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SHA512
f6af335dd57d793acbcd3f5f8a49ad45e301fcecbeb43fb6adcad64f7ecf1786b644be6ce3938cbd4235665347a636757d2f576ca757d7f43967888be41cbd64
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRDjgx/bq1C:zCsanOtEvwDpjBJ
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 2024-05-12_7281b6fbdb43808ddb7a9b53cbd03292_cryptolocker
Files
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2024-05-12_7281b6fbdb43808ddb7a9b53cbd03292_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