Behavioral task
behavioral1
Sample
2024-04-19_5161cfb3ba829c205f3675222e0e4136_cryptolocker.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
2024-04-19_5161cfb3ba829c205f3675222e0e4136_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-19_5161cfb3ba829c205f3675222e0e4136_cryptolocker
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Size
82KB
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MD5
5161cfb3ba829c205f3675222e0e4136
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SHA1
8b3af3b12ee0b715efc34fa6b385ea09c040dd41
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SHA256
9493828f940d539672e61fd1086b698d8349521ad38f858a95a0e194428de634
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SHA512
b7f60ec40fcb438bb346adc0624ef4c4ed82d700148fb52f89d7d0851555a88439791bb04e324256727282691392f9a73560c3ab6f1a512a70b48a2547d03ae3
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBd04:T6a+rdOOtEvwDpjNtH
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 2024-04-19_5161cfb3ba829c205f3675222e0e4136_cryptolocker
Files
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2024-04-19_5161cfb3ba829c205f3675222e0e4136_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_CODE
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