Behavioral task
behavioral1
Sample
2024-03-16_76d88939b71371591a8298c24de65bc9_cryptolocker.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
2024-03-16_76d88939b71371591a8298c24de65bc9_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-16_76d88939b71371591a8298c24de65bc9_cryptolocker
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Size
71KB
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MD5
76d88939b71371591a8298c24de65bc9
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SHA1
145f9f24047d539c68f9a2892d3baca37a6c9d85
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SHA256
ced6a8498e4d437f09396e25b05d99b803f40e489a348401bbd0195eab5d2dbb
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SHA512
f3be339704a8334895e79dd751666e251383391ea9cf0570953ff04955798aef0cdc19b445a880dc82c59f6f8d2d790afacc0e47d79720a30bc263154ecc43b3
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj9aYaFAeBs:z6a+CdOOtEvwDpjQq
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 2024-03-16_76d88939b71371591a8298c24de65bc9_cryptolocker
Files
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2024-03-16_76d88939b71371591a8298c24de65bc9_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