Behavioral task
behavioral1
Sample
2024-03-12_f0db3b367e27ec3eab25aa273418502d_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-12_f0db3b367e27ec3eab25aa273418502d_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-12_f0db3b367e27ec3eab25aa273418502d_cryptolocker
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Size
93KB
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MD5
f0db3b367e27ec3eab25aa273418502d
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SHA1
825bd667ce86eed35d5800dd1578daee80e17c46
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SHA256
7204b7d5a2d4abb5d423bb162194a4a80aaa959aef0f033c21497e9cb18c7a1e
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SHA512
08465986ec4c4cb91ee0bc6a223c236d2ffd41713ccb5c1469fd61fc2a36045c1c586b8e212f4ec91ccf2cd6f1868b1d48c8632acd61572f904f1619dba7af39
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRDjgx/+v:zCsanOtEvwDpjBe
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 2024-03-12_f0db3b367e27ec3eab25aa273418502d_cryptolocker
Files
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2024-03-12_f0db3b367e27ec3eab25aa273418502d_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