Behavioral task
behavioral1
Sample
2024-01-28_1d21c18e96bca4a04b32feb1245ccdd2_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-28_1d21c18e96bca4a04b32feb1245ccdd2_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-01-28_1d21c18e96bca4a04b32feb1245ccdd2_cryptolocker
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Size
62KB
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MD5
1d21c18e96bca4a04b32feb1245ccdd2
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SHA1
7dbff87bf4f6c9d8759917ee3f79a8f0b661211f
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SHA256
8260dfe9a0920bac4f8b19d12cebf53a4bcbe6ade13277a278497a601d229ef4
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SHA512
88715e667964b6c11de4c197d6f215280049b4ca368a67a0eafe1aca880005e372097502d1042407c6f80e9aa4da733a382f9c0c9595fea55b6510ab1b00e47e
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SSDEEP
768:T6LsoEEeegiZPvEhHSG+gkum/kLyMro2GtOOtEvwDpjhXMLamkc8J5h6GO:T6QFElP6n+gxmddpMOtEvwDpjwa34R
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 2024-01-28_1d21c18e96bca4a04b32feb1245ccdd2_cryptolocker
Files
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2024-01-28_1d21c18e96bca4a04b32feb1245ccdd2_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