Behavioral task
behavioral1
Sample
2024-06-03_540c57136b000a8542c14da6f873772b_cryptolocker.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
2024-06-03_540c57136b000a8542c14da6f873772b_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-06-03_540c57136b000a8542c14da6f873772b_cryptolocker
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Size
95KB
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MD5
540c57136b000a8542c14da6f873772b
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SHA1
185dfba09c7e83a69f20497d3b7afaa912f1dae2
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SHA256
c6c55d516ec52f1b6f143e2f4a799079abb76a15d043834bbe61aa42c547defc
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SHA512
4209f74ce93ade9ca243355adeb9082f8d65138ac150a0e4ba430c662943a772cb824a48c09e38040ae7b289e37a4245b5a1955a5e0b743be595603b62d7040f
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRDjgx/kk:zCsanOtEvwDpjBX
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 2024-06-03_540c57136b000a8542c14da6f873772b_cryptolocker
Files
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2024-06-03_540c57136b000a8542c14da6f873772b_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