Behavioral task
behavioral1
Sample
2024-05-23_35a2e54986fb3441cc9e60399f592bab_cryptolocker.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
2024-05-23_35a2e54986fb3441cc9e60399f592bab_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-05-23_35a2e54986fb3441cc9e60399f592bab_cryptolocker
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Size
81KB
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MD5
35a2e54986fb3441cc9e60399f592bab
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SHA1
4136080a80d6f45c2ec773b23b6c7cd2b9afee3f
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SHA256
48b54903b620ebd27ac168f11b21b3917805535535c68d47276a05bdcc077e2b
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SHA512
5c91bff4d5fca935840a8c49c0b3192d6f50428f238957eb26a49415bb5a49b02f6ca31e94c4a143e128310a55d19cc51ef9c4d301532bbbb866f702eebdfc19
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1ky7QpSxZ:zCsanOtEvwDpj0
Malware Config
Signatures
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Detection of CryptoLocker Variants 1 IoCs
Processes:
resource yara_rule sample CryptoLocker_rule2 -
Detection of Cryptolocker Samples 1 IoCs
Processes:
resource yara_rule sample CryptoLocker_set1 -
UPX dump on OEP (original entry point) 1 IoCs
Processes:
resource yara_rule sample UPX -
Processes:
resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
Processes:
resource 2024-05-23_35a2e54986fb3441cc9e60399f592bab_cryptolocker
Files
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2024-05-23_35a2e54986fb3441cc9e60399f592bab_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