Behavioral task
behavioral1
Sample
2024-02-28_63dc791f90dd4c37c2aff9ac20e77b66_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-28_63dc791f90dd4c37c2aff9ac20e77b66_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-02-28_63dc791f90dd4c37c2aff9ac20e77b66_cryptolocker
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Size
63KB
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MD5
63dc791f90dd4c37c2aff9ac20e77b66
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SHA1
249b1adafe862a7a23c2fe64e272178c5677d65e
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SHA256
1ef9fe6eac0813fedcf83fdf796d69ed6b2465a753554f4fab24181e1a2f9d07
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SHA512
f5a6f2933736fb07abbf2446a55f3fc8d775b7bd11e31a4100ea90fb28deeffc45c9e2f8c1da155b9f6190da9f5e2e02c76f8ef6676ef4175760ac77f6ccbd33
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjYibAo9:1nK6a+qdOOtEvwDpjT
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 2024-02-28_63dc791f90dd4c37c2aff9ac20e77b66_cryptolocker
Files
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2024-02-28_63dc791f90dd4c37c2aff9ac20e77b66_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
Sections
UPX0 Size: 20KB - Virtual size: 32KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 10KB - Virtual size: 12KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.ap0x Size: 1024B - Virtual size: 785B
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE