Behavioral task
behavioral1
Sample
2024-05-13_0e77b9a09f304614c0032997d9b09dd4_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-13_0e77b9a09f304614c0032997d9b09dd4_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-13_0e77b9a09f304614c0032997d9b09dd4_cryptolocker
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Size
52KB
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MD5
0e77b9a09f304614c0032997d9b09dd4
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SHA1
527082e72de9607b2f6f3854525db60b76ecccc2
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SHA256
883f85e5d0ffcdf04d20b127921823df72cc0d321f22fd9ecef6e6cb16413a84
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SHA512
bbcd9b9f79fef71112c692ce2505805132e5672e7b1cf79c6b3006affc1ee0a9e3dad7aecca034d00480359e5fb111067b4a09e318b4fa8a77a7123c5db9771d
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SSDEEP
768:bODOw9UiamWUB2preAr+OfjH/0S16avdrQFiLjJvtOnSp:bODOw9acifAoc+vsI
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 2024-05-13_0e77b9a09f304614c0032997d9b09dd4_cryptolocker
Files
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2024-05-13_0e77b9a09f304614c0032997d9b09dd4_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