Behavioral task
behavioral1
Sample
2024-02-21_b32c1f5a2d486c2e1a2ae8f79cb56c3d_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-21_b32c1f5a2d486c2e1a2ae8f79cb56c3d_cryptolocker.exe
Resource
win10v2004-20240221-en
General
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Target
2024-02-21_b32c1f5a2d486c2e1a2ae8f79cb56c3d_cryptolocker
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Size
122KB
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MD5
b32c1f5a2d486c2e1a2ae8f79cb56c3d
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SHA1
9694b3cd4826b52d8acc1bcd5c5759a4dc8046e0
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SHA256
b8a935f2d77aa782ed1f3e398d40d8ebd634c2e8ef8ffb238bb86250bfb2dd9a
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SHA512
9c4bfaf815ea33a3692c8919a8fb44819879720ecdbb5d9397e5a2798b2e7caf7982ac193888d71565fc369376cdeed2fcf212c376b433ec5265180c581d2743
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj3GYQbN/PKwNgpwqWsviy6w:z6a+CdOOtEvwDpjczc
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 2024-02-21_b32c1f5a2d486c2e1a2ae8f79cb56c3d_cryptolocker
Files
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2024-02-21_b32c1f5a2d486c2e1a2ae8f79cb56c3d_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