Behavioral task
behavioral1
Sample
2024-02-14_1f9a22ac184f41acf75b13f1af23be00_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-14_1f9a22ac184f41acf75b13f1af23be00_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-02-14_1f9a22ac184f41acf75b13f1af23be00_cryptolocker
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Size
61KB
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MD5
1f9a22ac184f41acf75b13f1af23be00
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SHA1
5d10f9802b99c52cec0db9616684498a1dc399d7
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SHA256
43ca836244a5f3d2f599f5478915ffbdb161c4bafef41b448806a05e6f08516f
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SHA512
016ddde07587498858820117fcea306a9cbd7167dd864bedcd1f93a63b01720657a79e951804ef0094b06e30f9f67de649bef041216c10fbdb3a547c96e470a0
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SSDEEP
768:T6LsoEEeegiZPvEhHSG+gkum/kLyMro2GtOOtEvwDpjhXMLamkc8J5S9U5:T6QFElP6n+gxmddpMOtEvwDpjwa38m
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 2024-02-14_1f9a22ac184f41acf75b13f1af23be00_cryptolocker
Files
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2024-02-14_1f9a22ac184f41acf75b13f1af23be00_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