Behavioral task
behavioral1
Sample
2024-04-25_29dc4a515b520d4d7d4000693eeab299_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-25_29dc4a515b520d4d7d4000693eeab299_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-25_29dc4a515b520d4d7d4000693eeab299_cryptolocker
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Size
50KB
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MD5
29dc4a515b520d4d7d4000693eeab299
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SHA1
d43925ba413d30434705500397409d8181613c24
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SHA256
0be35183dc21b7f4728ea3b8806792c4b7b2dbae1f4553284f1d7d0216bcae8e
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SHA512
c16ea5dd47f9e1631b8da474a18ee12596977823d6d2fd6e98c13a345aca290c5d6a865c4ce5db60b88a924dbfac7ff05a29645c0cf2fbd653b24e2e0623db55
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SSDEEP
768:bODOw9UiamWUB2preAr+OfjH/0S16avdrQFiLjJvtOD:bODOw9acifAoc+v4
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 2024-04-25_29dc4a515b520d4d7d4000693eeab299_cryptolocker
Files
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2024-04-25_29dc4a515b520d4d7d4000693eeab299_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: 16KB - Virtual size: 28KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 8KB - 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