Behavioral task
behavioral1
Sample
2024-04-27_ebfea2e38f83ffc5e437a311f831a7b6_cryptolocker.exe
Resource
win7-20240419-en
Behavioral task
behavioral2
Sample
2024-04-27_ebfea2e38f83ffc5e437a311f831a7b6_cryptolocker.exe
Resource
win10v2004-20240419-en
General
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Target
2024-04-27_ebfea2e38f83ffc5e437a311f831a7b6_cryptolocker
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Size
96KB
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MD5
ebfea2e38f83ffc5e437a311f831a7b6
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SHA1
214464d0c4ba7626dab128f1b4ea5bf3b9c4dafd
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SHA256
679922e1285fb13b0d92e2207ee2a58e59eb60bd56984ac94f38c21e8a6298b7
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SHA512
30cbac2804d160f5ed95a23eae52c7d420c1b43eb65e762aa1dcdb370655fd140e8ab6d5db81da6b66ebdfccbabfbf47767499f48791073307d8edea6e0ef32f
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRDjgx/b1:zCsanOtEvwDpjBh
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 2024-04-27_ebfea2e38f83ffc5e437a311f831a7b6_cryptolocker
Files
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2024-04-27_ebfea2e38f83ffc5e437a311f831a7b6_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