Behavioral task
behavioral1
Sample
2024-04-15_c33638a274d4050c46d74331d1c40107_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-15_c33638a274d4050c46d74331d1c40107_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-15_c33638a274d4050c46d74331d1c40107_cryptolocker
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Size
117KB
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MD5
c33638a274d4050c46d74331d1c40107
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SHA1
605c255097fb58b7ef0878112e5a3efeb0fcbb4b
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SHA256
d40da862fe584893ee26ea0d4e7bf9c03b114b474dc803c08e8c3d7ec819cbf6
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SHA512
c7862ebd26a25a1a9793e7aad78c630f73cad9145d5339174e3edf691c132efb904a4cc565f37e543de338a823090f6b93b5352bc7e2aaebae63d22ce377ace8
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj3GYQbN/PKwNgpYICSK:z6a+CdOOtEvwDpjczl
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 2024-04-15_c33638a274d4050c46d74331d1c40107_cryptolocker
Files
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2024-04-15_c33638a274d4050c46d74331d1c40107_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_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