Behavioral task
behavioral1
Sample
2024-02-17_b402ae43b6736195e63a4fd14fa9b5ba_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-17_b402ae43b6736195e63a4fd14fa9b5ba_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-17_b402ae43b6736195e63a4fd14fa9b5ba_cryptolocker
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Size
116KB
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MD5
b402ae43b6736195e63a4fd14fa9b5ba
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SHA1
10ede42ef7b0e549257f39499f4cc9518bfd0524
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SHA256
5afa4352c1e3c90128de16ffcd4cf57a98c18b6feaafefabbd58d91c8e10d7b0
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SHA512
db1e6cd84b89b82c72a67a203c8daeea240db69f471930612f7a2901c7e4d8b85c1176f83a1774bd6e786ad3bb5e6030efcf1f7d2403e5a0a7f910d6461149c5
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj3GYQbN/PKwNgp01X:z6a+CdOOtEvwDpjczl
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 2024-02-17_b402ae43b6736195e63a4fd14fa9b5ba_cryptolocker
Files
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2024-02-17_b402ae43b6736195e63a4fd14fa9b5ba_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_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