Behavioral task
behavioral1
Sample
2024-01-25_5a224141427a2dcd216fc9f9c2cd6353_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-25_5a224141427a2dcd216fc9f9c2cd6353_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-01-25_5a224141427a2dcd216fc9f9c2cd6353_cryptolocker
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Size
115KB
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MD5
5a224141427a2dcd216fc9f9c2cd6353
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SHA1
b59eeb60f55fcd8c930813886b61b9c93ae5f92c
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SHA256
0891d792bf4e0f3dc2ab089289b431f33f07dfb350589d1cba6cfbf02aa3aab2
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SHA512
a61429c9243f38fdb407541a7dcf2a6c67c0d58177830877a89e09d044f40b3bef24f66daa1a6177d81d46e9b011feefb1a791a6bd47c690238b2d6d00cc579f
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj3GYQbN/PKwNgp01q:z6a+CdOOtEvwDpjczs
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 2024-01-25_5a224141427a2dcd216fc9f9c2cd6353_cryptolocker
Files
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2024-01-25_5a224141427a2dcd216fc9f9c2cd6353_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