Behavioral task
behavioral1
Sample
2024-05-07_bc309e8c5025a78e1c146cb50057eaf2_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-07_bc309e8c5025a78e1c146cb50057eaf2_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-05-07_bc309e8c5025a78e1c146cb50057eaf2_cryptolocker
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Size
97KB
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MD5
bc309e8c5025a78e1c146cb50057eaf2
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SHA1
67bec4d575b58d2cea1bb500a3da51319f2a3c96
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SHA256
6e41974ea15787d24895a6ab757b64ba6bcf4896378050e0c93572272dee838b
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SHA512
46e42eb5cda2a7f2f8a8a6fa17073e513770784cc66c78920b3bb6fd38e08b71bd32cceb9defff12e4a84d392a000c4019123082cd883827b6f4dbdea7a82b76
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRDjgx/bq1r:zCsanOtEvwDpjB0
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 2024-05-07_bc309e8c5025a78e1c146cb50057eaf2_cryptolocker
Files
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2024-05-07_bc309e8c5025a78e1c146cb50057eaf2_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