Behavioral task
behavioral1
Sample
2024-01-23_cd3f569339c8c67259d00345d0ee2338_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-23_cd3f569339c8c67259d00345d0ee2338_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-01-23_cd3f569339c8c67259d00345d0ee2338_cryptolocker
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Size
64KB
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MD5
cd3f569339c8c67259d00345d0ee2338
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SHA1
e9c97c32a28dcd7d2e22f3b80d64ac19d61b800d
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SHA256
ae49a71601e8ee058ad0803b6c5b3e21d58e5d1a14bd1e97095fced726793f92
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SHA512
5f297994391d63bccecc604e4133ec5707265468e3077d0b95928f990bf7b94a3963ee3397645499c2e51ab4cc87bffdd248cb37e668a5e443e39871ea746eb2
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SSDEEP
768:T6LsoEEeegiZPvEhHSG+gXrum/kLyMro2GtOOtEvwDpjh:T6QFElP6n+gXCmddpMOtEvwDpj
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 2024-01-23_cd3f569339c8c67259d00345d0ee2338_cryptolocker
Files
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2024-01-23_cd3f569339c8c67259d00345d0ee2338_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