Behavioral task
behavioral1
Sample
2024-05-05_c4522533c283a3d792665c332f085c65_cryptolocker.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
2024-05-05_c4522533c283a3d792665c332f085c65_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-05-05_c4522533c283a3d792665c332f085c65_cryptolocker
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Size
89KB
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MD5
c4522533c283a3d792665c332f085c65
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SHA1
514c1dc78d272fe3449f45fb9475c62eb2337314
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SHA256
8d51333a009c6cd48e8196fcb44e11c25d77e4354014bc18176b799293919cfc
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SHA512
73a6c36e29efb6a42f7057f346bbfb17e958bf0574a194780e42ab61029ddde5c7c354fa7254bfb2da361f15427396307a15ae0d84ccd68545fd30c5e50677b0
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SSDEEP
1536:n6QFElP6n+g9u9cvMOtEvwDpjYYTjipvF2bx1PQAh:n6a+1SEOtEvwDpjYYvQd2Ph
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 2024-05-05_c4522533c283a3d792665c332f085c65_cryptolocker
Files
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2024-05-05_c4522533c283a3d792665c332f085c65_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: 11KB - 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