Behavioral task
behavioral1
Sample
2024-05-20_bb4749894794cfd0480a9fb04a932f67_cryptolocker.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
2024-05-20_bb4749894794cfd0480a9fb04a932f67_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-05-20_bb4749894794cfd0480a9fb04a932f67_cryptolocker
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Size
80KB
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MD5
bb4749894794cfd0480a9fb04a932f67
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SHA1
50d56f96299d4ce9f52b27e981827a35abbd9475
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SHA256
5d502b25dd47571236d61011ed9d5f6c575962c77f3c23225cd4f00b6ead3885
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SHA512
efec9b1c87893e29c0f61d9bde61010aa9d8bd46b4f353e674ae6b223cae9562bbd89c0176130310bb1e2933e226cfd05370621653df07a5f196fba202e9ac63
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1ky7Q5:zCsanOtEvwDpjt
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 2024-05-20_bb4749894794cfd0480a9fb04a932f67_cryptolocker
Files
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2024-05-20_bb4749894794cfd0480a9fb04a932f67_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