Behavioral task
behavioral1
Sample
2024-02-22_fde74f28bc6248bcff4d38b208bdb56e_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-22_fde74f28bc6248bcff4d38b208bdb56e_cryptolocker.exe
Resource
win10v2004-20240221-en
General
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Target
2024-02-22_fde74f28bc6248bcff4d38b208bdb56e_cryptolocker
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Size
148KB
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MD5
fde74f28bc6248bcff4d38b208bdb56e
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SHA1
8a0cbf00e2debc3e14be962a8163678ada8b4144
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SHA256
44dda5f3255a7f5ad0aacb5b9a890b43e7a93c406d7d5eb07022da0cc827ebf5
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SHA512
eda52076ffe9887092f4a0901ba8f4e6f823e3686b0f24d89e2475382e005cc3da4a8ff00bfc18ec663b1e92e30086caaca030c785895b53e2a3b16dc8506cb9
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj3GYQbN/PKwNgp699GNtL1e2F:z6a+CdOOtEvwDpjczu
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 2024-02-22_fde74f28bc6248bcff4d38b208bdb56e_cryptolocker
Files
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2024-02-22_fde74f28bc6248bcff4d38b208bdb56e_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