Behavioral task
behavioral1
Sample
2024-03-11_9935b6e2924c92870e747781d190499d_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-11_9935b6e2924c92870e747781d190499d_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-03-11_9935b6e2924c92870e747781d190499d_cryptolocker
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Size
66KB
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MD5
9935b6e2924c92870e747781d190499d
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SHA1
e87bfade24ee312b4cb4945eb1b1cd6978ecb7c6
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SHA256
db8a32b9a1fad6337f4d81a233e5f279a044862a6590c283530339cf7f15f8a3
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SHA512
a2aa0ad696063bb673faf2b653447f22c2e9eb938c003c77220506a9e33c1e068e8e337a31613502dcca75df1cfba480c2179630cf9b845689182e66e545560b
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUa1F9:T6a+rdOOtEvwDpjNd
Malware Config
Signatures
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Detection of CryptoLocker Variants 1 IoCs
resource yara_rule sample CryptoLocker_rule2 -
Detection of Cryptolocker Samples 1 IoCs
resource yara_rule sample CryptoLocker_set1 -
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 2024-03-11_9935b6e2924c92870e747781d190499d_cryptolocker
Files
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2024-03-11_9935b6e2924c92870e747781d190499d_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: 20KB - Virtual size: 32KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 10KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - 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