Behavioral task
behavioral1
Sample
2024-02-23_923dd3333e7c624edea35059fdadae85_cryptolocker.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
2024-02-23_923dd3333e7c624edea35059fdadae85_cryptolocker.exe
Resource
win10v2004-20240221-en
General
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Target
2024-02-23_923dd3333e7c624edea35059fdadae85_cryptolocker
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Size
77KB
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MD5
923dd3333e7c624edea35059fdadae85
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SHA1
1853c98a21e119ae9b3567615a4fd5239a265240
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SHA256
6d8659b434f826ff27c2c251b3f31e2a7a9b19b68055bfb7c4f040e46bdb89ad
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SHA512
a1298187f69d154910a2c32b2ac18934500e0185bf2844c2a2971039e5b94babf7d7824da9cfa6d7b7127acf3fb2681c0052b38b7163f80e326b9a606859f419
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOA+YSafiPuX:T6a+rdOOtEvwDpjNc9
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 2024-02-23_923dd3333e7c624edea35059fdadae85_cryptolocker
Files
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2024-02-23_923dd3333e7c624edea35059fdadae85_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