Behavioral task
behavioral1
Sample
2024-03-15_4f15af9995be99ad4ecf3eaa78fb9751_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-15_4f15af9995be99ad4ecf3eaa78fb9751_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-15_4f15af9995be99ad4ecf3eaa78fb9751_cryptolocker
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Size
79KB
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MD5
4f15af9995be99ad4ecf3eaa78fb9751
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SHA1
78ea379564d22644f55b4b9cbdc72b5795ed1d04
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SHA256
d7b7336cd9e2985f9451daf0fc07f55953020056223e48347cd0253939d1c8fe
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SHA512
c3deb75206140744073fc75dd81def38d8c920fe0a0e940ef2f7b448aa67bf81bd9a5a35ddee1de1acd573a48e2d9f49b4e65f4559cea5c8db76e5d4909eba45
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1ky7Qpo:zCsanOtEvwDpju
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 2024-03-15_4f15af9995be99ad4ecf3eaa78fb9751_cryptolocker
Files
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2024-03-15_4f15af9995be99ad4ecf3eaa78fb9751_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