Behavioral task
behavioral1
Sample
2024-01-18_455fe00cd1c4b25db84fcd105782bc5b_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-18_455fe00cd1c4b25db84fcd105782bc5b_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-18_455fe00cd1c4b25db84fcd105782bc5b_cryptolocker
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Size
114KB
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MD5
455fe00cd1c4b25db84fcd105782bc5b
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SHA1
338a9f5d0ca7cbf15b7b0e79a2909dd84e22255e
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SHA256
a9e228691001226acdbd6a1218417d2216c91890077a6fab3f43d89dfb6d8e00
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SHA512
bbe6fc066a1e6892c43dbe371af3959f49201e41f59e95cffe520b4e6b75a05d74de23f3d581bc2124c09bb9b1f0ca757ab42ba73681b613e9ec976d6281261f
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj3GYQbN/PKwNgp018:z6a+CdOOtEvwDpjcz6
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 2024-01-18_455fe00cd1c4b25db84fcd105782bc5b_cryptolocker
Files
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2024-01-18_455fe00cd1c4b25db84fcd105782bc5b_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