Behavioral task
behavioral1
Sample
2024-04-26_c171033ff4f72bec9713055edb23b286_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-26_c171033ff4f72bec9713055edb23b286_cryptolocker.exe
Resource
win10v2004-20240419-en
General
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Target
2024-04-26_c171033ff4f72bec9713055edb23b286_cryptolocker
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Size
86KB
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MD5
c171033ff4f72bec9713055edb23b286
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SHA1
533be60981dbec2fd14b26cb17cde4e097dab7e6
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SHA256
bca454c8fcebbbdb79ababbdde50f3a37167daa680fd1ed8b382ba81232ed287
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SHA512
28229fbc4bcf0d3a1b685fd97aedd2238a1d3a81648930fc46d49763816e4dd0da42ba0dbaee66fbfa03728b92cafad10fee43797284f798deae4c5d70f446c9
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1kyJS1/3X:zCsanOtEvwDpjV
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 2024-04-26_c171033ff4f72bec9713055edb23b286_cryptolocker
Files
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2024-04-26_c171033ff4f72bec9713055edb23b286_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