Behavioral task
behavioral1
Sample
2024-02-01_508108b45bf191f3e40b476b28aaa81d_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-01_508108b45bf191f3e40b476b28aaa81d_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-02-01_508108b45bf191f3e40b476b28aaa81d_cryptolocker
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Size
57KB
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MD5
508108b45bf191f3e40b476b28aaa81d
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SHA1
66834677bc9a8a1a87d3db5c643e266015ceaeb7
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SHA256
616cd8269bf17d2fa5c8f2ab3e895d493436f819175b3efa17f341592c569bdc
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SHA512
2d34f6253fff21305c6656e588724b69129e97f8abdad25129a1a56bcf154744122cad078c06a2c41646711b39caeec4775829f0a6ca05a93d2d50dcfd0d47c5
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SSDEEP
768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YMLam5ap7fA:z6QFElP6n+gKmddpMOtEvwDpj9aYaFfA
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 2024-02-01_508108b45bf191f3e40b476b28aaa81d_cryptolocker
Files
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2024-02-01_508108b45bf191f3e40b476b28aaa81d_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