Behavioral task
behavioral1
Sample
2024-01-28_e4ecc1e43d5d4e0ead10deea942501e0_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-28_e4ecc1e43d5d4e0ead10deea942501e0_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-01-28_e4ecc1e43d5d4e0ead10deea942501e0_cryptolocker
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Size
78KB
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MD5
e4ecc1e43d5d4e0ead10deea942501e0
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SHA1
f118c7e48daabbafa5bc10a418fc97b761f6de48
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SHA256
1815b5c09ae4e1d1b2cf46131eec352236815490abe62da72447a86680df2411
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SHA512
e090fd1690fe614249c185651c54ad2da3c4a10fa135fca32ad62d150fcbaac325fa8599d9ab6de48b1f3ecf9fed419550b3a39e597a34f90ddce3062d4fdb42
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1ky7Qc7:zCsanOtEvwDpj0
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 2024-01-28_e4ecc1e43d5d4e0ead10deea942501e0_cryptolocker
Files
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2024-01-28_e4ecc1e43d5d4e0ead10deea942501e0_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