Behavioral task
behavioral1
Sample
2024-05-27_8e23d14b503b126e4a88aa95ccf80dc3_cryptolocker.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
2024-05-27_8e23d14b503b126e4a88aa95ccf80dc3_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-27_8e23d14b503b126e4a88aa95ccf80dc3_cryptolocker
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Size
52KB
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MD5
8e23d14b503b126e4a88aa95ccf80dc3
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SHA1
db5790bb011889d606c475b8259ecdc9f7618dc5
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SHA256
2ef467eb3bf3a4928c0828759764ee12c98df8b251ee724c8367575a7aaf2f6c
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SHA512
fc9288c6bd8e46f8ad159ef6da1f6143dcf9b7e7bec584402433ab77d7552ecbf9d248be5cd33df99ef2478b3c0d5b987f9a527385d448196cbb80b839e9b277
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SSDEEP
768:bODOw9UiamWUB2preAr+OfjH/0S16avdrQFiLjJvtOuz:bODOw9acifAoc+vV
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 2024-05-27_8e23d14b503b126e4a88aa95ccf80dc3_cryptolocker
Files
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2024-05-27_8e23d14b503b126e4a88aa95ccf80dc3_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