Behavioral task
behavioral1
Sample
2024-06-01_438237f4305d996547a777ddaf49e158_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-06-01_438237f4305d996547a777ddaf49e158_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-06-01_438237f4305d996547a777ddaf49e158_cryptolocker
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Size
52KB
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MD5
438237f4305d996547a777ddaf49e158
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SHA1
93ae1c8de1b2aa5b5711c570e1917199d0dcf77b
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SHA256
0df13e6008a171d1bdcb22652abd9b4b38d15a690bd8e53860a80f7e9260a9a0
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SHA512
271184a77843ae24dec0767a6abd9d35288c892f657a0c189096070dfe3315b4fb52b79bb823dd689e8a6655cc3fda20144dff3a9a4ecc56227800b38fdd4ca6
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SSDEEP
768:bODOw9UiamWUB2preAr+OfjH/0S16avdrQFiLjJvtOO:bODOw9acifAoc+v5
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 2024-06-01_438237f4305d996547a777ddaf49e158_cryptolocker
Files
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2024-06-01_438237f4305d996547a777ddaf49e158_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