Behavioral task
behavioral1
Sample
2024-02-24_8b78f87c5f55a650595640db3236180c_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-24_8b78f87c5f55a650595640db3236180c_cryptolocker.exe
Resource
win10v2004-20240221-en
General
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Target
2024-02-24_8b78f87c5f55a650595640db3236180c_cryptolocker
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Size
76KB
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MD5
8b78f87c5f55a650595640db3236180c
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SHA1
6086d9e8d186c056c62df03a619e065926444bb7
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SHA256
e680978e2620705a7990f204500655b50ba5d66cab50742f2d770574c3cc9d9e
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SHA512
3c3d354880ceb32eaf691974390805c92b33922b3496dbf871fd7308685726a64aa7091a7494c0e1ceb1d7429da04ebc42fa6f6796821377c7d1a0eeb34394cd
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1ky1g:zCsanOtEvwDpjl
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 2024-02-24_8b78f87c5f55a650595640db3236180c_cryptolocker
Files
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2024-02-24_8b78f87c5f55a650595640db3236180c_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