Behavioral task
behavioral1
Sample
2024-04-16_3dfa7fbc7545482e50a22bf11dbdf635_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-16_3dfa7fbc7545482e50a22bf11dbdf635_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-16_3dfa7fbc7545482e50a22bf11dbdf635_cryptolocker
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Size
87KB
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MD5
3dfa7fbc7545482e50a22bf11dbdf635
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SHA1
ce8d244dc2e96836445f4977cbe3ed04b32904cc
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SHA256
7fa8d0a03a89e26504b48ed0184b47401f4fc97857db1f24d94c202dbf831628
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SHA512
a1febbe392fb459a0eb7ace7a87340a1b4bb93e631d64d95134567ea97eb9f1a4fb46dd58db2ca8da89681db7d97dc44e21d68e14873d76b1810fd3514c51a2d
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRMy8tybf:zCsanOtEvwDpjO
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 2024-04-16_3dfa7fbc7545482e50a22bf11dbdf635_cryptolocker
Files
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2024-04-16_3dfa7fbc7545482e50a22bf11dbdf635_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