Behavioral task
behavioral1
Sample
2024-03-06_e81c3ec01c2d4b6a671cf8903d7fc96c_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-06_e81c3ec01c2d4b6a671cf8903d7fc96c_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-06_e81c3ec01c2d4b6a671cf8903d7fc96c_cryptolocker
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Size
117KB
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MD5
e81c3ec01c2d4b6a671cf8903d7fc96c
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SHA1
2837e4ac6274b9a48ff0e689cbca01b74d781e41
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SHA256
c9c83cea1a27e4987bfb6ad2f3b353630a12570885f09e4fe74471a5d08d70e7
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SHA512
147a3e8cfed122afddc0621c3e4c1eef4f0ed737e8ac416040560ca97c805ddc8b7a813315153ae9ba8c45b000254bccc33d299d4a42cfba77d127b71ec7dd2c
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjCGYQbN/PKwNgerar/+q:T6a+rdOOtEvwDpjLzs
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 2024-03-06_e81c3ec01c2d4b6a671cf8903d7fc96c_cryptolocker
Files
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2024-03-06_e81c3ec01c2d4b6a671cf8903d7fc96c_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