Behavioral task
behavioral1
Sample
2024-05-26_b40af13344875142a3d3149af91c6110_cryptolocker.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
2024-05-26_b40af13344875142a3d3149af91c6110_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-26_b40af13344875142a3d3149af91c6110_cryptolocker
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Size
95KB
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MD5
b40af13344875142a3d3149af91c6110
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SHA1
aa1041c71651b6caf846996a5b4e0812126c1533
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SHA256
08486790b1d7cd13bb3c6ee654ec2cdaa4319f86e4db9e70377a35baa12acff7
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SHA512
1ba02a0090115f77703b7f55ddd8a92f211a0508c0369727b89caaf75983d2db9f6289199f2810dd7e1e81d6b1053e26ffb65907bec0bebbd5bba5d4dcec44fa
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRDjgx/kh: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 2024-05-26_b40af13344875142a3d3149af91c6110_cryptolocker
Files
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2024-05-26_b40af13344875142a3d3149af91c6110_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