Behavioral task
behavioral1
Sample
2024-02-29_999d273df691f8c5949a73f1f6ab59f2_cryptolocker.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
2024-02-29_999d273df691f8c5949a73f1f6ab59f2_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-02-29_999d273df691f8c5949a73f1f6ab59f2_cryptolocker
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Size
54KB
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MD5
999d273df691f8c5949a73f1f6ab59f2
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SHA1
9d23d633a481af2f83d6efa3b0f837e778873f61
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SHA256
4df8dd1fe9a4c54e6c35f657be96d98e611ddbea9218b4fd5a354d82030bf57d
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SHA512
ae117b4e04f5564b219d93a32a0d43e7ac14f718591cb6b777eb7d922fd6f4c9bd8053387b612c94d4d5534035f1adb0f21145c95a3c6128d0fdbf629916e70d
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SSDEEP
768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YMLam5axcb:z6QFElP6n+gKmddpMOtEvwDpj9aYay
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 2024-02-29_999d273df691f8c5949a73f1f6ab59f2_cryptolocker
Files
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2024-02-29_999d273df691f8c5949a73f1f6ab59f2_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: 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