Behavioral task
behavioral1
Sample
2024-03-25_44c7370bdaa0db7640e8b414dd1f4e66_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-25_44c7370bdaa0db7640e8b414dd1f4e66_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-25_44c7370bdaa0db7640e8b414dd1f4e66_cryptolocker
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Size
57KB
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MD5
44c7370bdaa0db7640e8b414dd1f4e66
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SHA1
5744d2a0442b2c4377f1a4d18279a8c4fed6f2fb
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SHA256
b736b3d707c6815d15496293a350f91df1a095dac60817f964692a75c785b533
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SHA512
d8d0e61e1e797ffc9ef60f30dddf755cae8c22651c277db5ff7a5d12fe01a19e97c3021f13acdfda2ea45b7a704506b7cf6e57aa98c92d2821031f7dbaefee3e
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SSDEEP
768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YMLam5appRRY:z6QFElP6n+gKmddpMOtEvwDpj9aYa3Y
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 2024-03-25_44c7370bdaa0db7640e8b414dd1f4e66_cryptolocker
Files
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2024-03-25_44c7370bdaa0db7640e8b414dd1f4e66_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_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