Behavioral task
behavioral1
Sample
2024-03-28_3d433a4683de9508831eb66dc46cb05c_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-28_3d433a4683de9508831eb66dc46cb05c_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-28_3d433a4683de9508831eb66dc46cb05c_cryptolocker
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Size
91KB
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MD5
3d433a4683de9508831eb66dc46cb05c
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SHA1
4639e47671107151d311d68323679f75ef2b11a2
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SHA256
7a0332591732f66e20f3e5ec25b1d41ee85ea1042cbf9b8f55e2df67182be07b
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SHA512
616b7900198bf0d5387f13263235025060011406097cbb566c4b999bb3ca5d2740907fdea80d87135e11898cbc1b696452edbf7cb5f2cc30b23b7834785243a2
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRMy87Uvc: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 2024-03-28_3d433a4683de9508831eb66dc46cb05c_cryptolocker
Files
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2024-03-28_3d433a4683de9508831eb66dc46cb05c_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