Behavioral task
behavioral1
Sample
2024-04-21_af4cd387ae0b9d460e8e40fce11580b1_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-21_af4cd387ae0b9d460e8e40fce11580b1_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-21_af4cd387ae0b9d460e8e40fce11580b1_cryptolocker
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Size
51KB
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MD5
af4cd387ae0b9d460e8e40fce11580b1
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SHA1
4cb716983995a98348ab62f11b831bc1b220db9d
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SHA256
dd4ba3ffe2f9171a0d2a1e64721b45e27448b6d5108c5a519795210d6378c454
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SHA512
97bbb42e6b7411910a21207ae8b6f722f64fdd68b1c06c5c1f0cac1c5c2f222547c2b3baa7146ed9a2abbdd04aedf96a771a336b90286900c8f432e01eca9543
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SSDEEP
768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YY1J+OTO9:z6QFElP6n+gKmddpMOtEvwDpj31i9
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 2024-04-21_af4cd387ae0b9d460e8e40fce11580b1_cryptolocker
Files
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2024-04-21_af4cd387ae0b9d460e8e40fce11580b1_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