Behavioral task
behavioral1
Sample
2024-02-03_b63b5bd7b1a738ede6090e4ea78f490b_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-03_b63b5bd7b1a738ede6090e4ea78f490b_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-03_b63b5bd7b1a738ede6090e4ea78f490b_cryptolocker
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Size
90KB
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MD5
b63b5bd7b1a738ede6090e4ea78f490b
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SHA1
8145096068f7e0cb181e61978ad11122047148d6
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SHA256
166ccac4202895f8c2733eb19de8abd13cea444828e2ecd3e2fbe196dc97b35f
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SHA512
c1169aafd8a2b11d9f156f24398d39f4801fe3aa5313447aec8b7711a0c14f0ab62b08f10ebe04bde8cf0c3122b01d02cd19130c5a97c33a5ef36c639104bdbc
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRMy87UvP:zCsanOtEvwDpjq
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 2024-02-03_b63b5bd7b1a738ede6090e4ea78f490b_cryptolocker
Files
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2024-02-03_b63b5bd7b1a738ede6090e4ea78f490b_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