Behavioral task
behavioral1
Sample
2024-02-14_074a2d33a2fd8d977c1c459a38572898_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-02-14_074a2d33a2fd8d977c1c459a38572898_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-02-14_074a2d33a2fd8d977c1c459a38572898_cryptolocker
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Size
63KB
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MD5
074a2d33a2fd8d977c1c459a38572898
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SHA1
bb5e52a0b55a91bc6d306e293222e4946c47c3f1
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SHA256
7879dad02449b0b11b4fd13c265b2197258361d5ac4a8b0236a282dbefa8fd19
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SHA512
f917c97bde3461033a00ab7976e5104150faefb264a7a568547ad90d3d735e4719a4da9fb4973323a61cd565e6f58dda0d3e409f7af4e79b5ccc2173a32c1f57
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SSDEEP
768:zQz7yVEhs9+syJP6ntOOtEvwDpjFelaB7yBEY9Su8F5mLZ5K7hF3:zj+soPSMOtEvwDpj4kpmeLmW3
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 2024-02-14_074a2d33a2fd8d977c1c459a38572898_cryptolocker
Files
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2024-02-14_074a2d33a2fd8d977c1c459a38572898_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