Behavioral task
behavioral1
Sample
2024-06-01_b1490d3d451dd566c29f380fbabaebad_cryptolocker.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
2024-06-01_b1490d3d451dd566c29f380fbabaebad_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-06-01_b1490d3d451dd566c29f380fbabaebad_cryptolocker
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Size
53KB
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MD5
b1490d3d451dd566c29f380fbabaebad
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SHA1
a6db0053a048b5337ef919a02b510b3153da0b9f
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SHA256
ec37b60b76ae7c604e1961b0d21d1ff1aef96928ed893a98ea6b4013f3a8011c
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SHA512
9e0b1c8d04220643e25d2e8e4b8f4a264ebfbd3321253d60426eee61aa6386beda9055ad2f7c2ecba8e239a6c9597c272424ccbdd013bf0d60ac62efee90c950
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SSDEEP
768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YY1J+OTOkgS:z6QFElP6n+gKmddpMOtEvwDpj31ikgS
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 2024-06-01_b1490d3d451dd566c29f380fbabaebad_cryptolocker
Files
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2024-06-01_b1490d3d451dd566c29f380fbabaebad_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