Behavioral task
behavioral1
Sample
2024-05-21_48a4b7f7adb22794492ff9d642446586_cryptolocker.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
2024-05-21_48a4b7f7adb22794492ff9d642446586_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-05-21_48a4b7f7adb22794492ff9d642446586_cryptolocker
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Size
57KB
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MD5
48a4b7f7adb22794492ff9d642446586
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SHA1
f95d93cdc4ac69d75470df0e910b1463463dc7e9
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SHA256
3d0e42ad5326c8c73fe33d466727869b583177e71e4b1876908b5deaf70df69e
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SHA512
fbb0e1e04052f54a313650e887418780c7f6484a0d8ff48062c568418a94be5e72ef4932dbbb5aee22ef317246078727c2dcb2fa863c59a41beb98f95a03e6e6
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SSDEEP
768:bP9g/WItCSsAfFaeOcfXVr3BPOz5CFBmNuFgUjlh:bP9g/xtCS3Dxx0W
Malware Config
Signatures
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Detection of CryptoLocker Variants 1 IoCs
resource yara_rule sample CryptoLocker_rule2 -
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 2024-05-21_48a4b7f7adb22794492ff9d642446586_cryptolocker
Files
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2024-05-21_48a4b7f7adb22794492ff9d642446586_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: 17KB - Virtual size: 24KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 12KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 9KB - 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