Behavioral task
behavioral1
Sample
2024-01-29_27cdb97d90d10335218681d28a9456c1_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-29_27cdb97d90d10335218681d28a9456c1_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-01-29_27cdb97d90d10335218681d28a9456c1_cryptolocker
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Size
78KB
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MD5
27cdb97d90d10335218681d28a9456c1
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SHA1
cf50654b4243bdf78d26ef64913fae3a7a129425
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SHA256
8315d49077b6d705570f0aae408a0b9892143267f30fbb773effc3120a950604
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SHA512
fdaf0f443906c90123e5dd68ff2b5642e6dcc40860b3f06c6eae809aa776cf23fbeecb69a6b37f0aa56e836ad33640ff3678a13278c348864cfc95f4dabb3ffe
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1kyhub:zCsanOtEvwDpjv
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 2024-01-29_27cdb97d90d10335218681d28a9456c1_cryptolocker
Files
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2024-01-29_27cdb97d90d10335218681d28a9456c1_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