Behavioral task
behavioral1
Sample
2024-05-10_e2a1ec204ffaf3c9050d74ff4539c339_cryptolocker.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
2024-05-10_e2a1ec204ffaf3c9050d74ff4539c339_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-05-10_e2a1ec204ffaf3c9050d74ff4539c339_cryptolocker
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Size
51KB
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MD5
e2a1ec204ffaf3c9050d74ff4539c339
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SHA1
76f8fdaa7c129438cadbfc9a4f2f88629f9122d5
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SHA256
a6ddbd37c1b6c6db6b962121e04a501e72735606e7cbc45c3a59c79c7fc5111e
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SHA512
c3b144634b0311b834f15d5b3ba330cbac5c42339fa58a9a3d89514a1c8f6fa75fcc4089b155aee25f3da5be3edfb4375a89e2a15935ebf0e2933c38e064b1a6
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SSDEEP
768:bODOw9UiamWUB2preAr+OfjH/0S16avdrQFiLjJvtOZ:bODOw9acifAoc+vW
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 2024-05-10_e2a1ec204ffaf3c9050d74ff4539c339_cryptolocker
Files
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2024-05-10_e2a1ec204ffaf3c9050d74ff4539c339_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