Behavioral task
behavioral1
Sample
2024-03-19_6855f93ecde62181f6c848b23468e6e8_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-19_6855f93ecde62181f6c848b23468e6e8_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-19_6855f93ecde62181f6c848b23468e6e8_cryptolocker
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Size
58KB
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MD5
6855f93ecde62181f6c848b23468e6e8
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SHA1
88b9d5bb77b4bd75264bfd57e3ade1afd71cfc77
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SHA256
4190dcc120d20a5ad61adef2e957e03126a4c8136532bbd394a053d2ff3dade2
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SHA512
30e25568da7a2d31d8f9a19a3c7dee64744f43b9e5adcc497f920bbd253f1ea65e622efa808713bd2a6b706098a05895ed053a5b4b6d6e08d28bd7002ea738dd
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SSDEEP
768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YMLam5appbX:z6QFElP6n+gKmddpMOtEvwDpj9aYaD
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 2024-03-19_6855f93ecde62181f6c848b23468e6e8_cryptolocker
Files
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2024-03-19_6855f93ecde62181f6c848b23468e6e8_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