Behavioral task
behavioral1
Sample
2024-06-10_a21c08c3ea498909e478defc9461c09d_cryptolocker.exe
Resource
win7-20240419-en
Behavioral task
behavioral2
Sample
2024-06-10_a21c08c3ea498909e478defc9461c09d_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-06-10_a21c08c3ea498909e478defc9461c09d_cryptolocker
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Size
80KB
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MD5
a21c08c3ea498909e478defc9461c09d
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SHA1
e2b80962de7e62689402c5fdb18dc82e4213856d
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SHA256
cf7267048f58fa1be4bdcd8524efb028a1d5bf8cb85a311d553544a212b7de8c
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SHA512
1de7472874b843cdf4ffba91a1bfb34e2c7177f1a4410769774bdb7f894720ed2f7aa59fb0ddb5e14d7947cdda3f42c0a2632f8c4c37b366f489fee97c434e0f
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBdJcRhD:T6a+rdOOtEvwDpjNtQ
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 2024-06-10_a21c08c3ea498909e478defc9461c09d_cryptolocker
Files
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2024-06-10_a21c08c3ea498909e478defc9461c09d_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