Behavioral task
behavioral1
Sample
2024-06-08_1b4aa5efa54b4d4f36158600db3774eb_cryptolocker.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
2024-06-08_1b4aa5efa54b4d4f36158600db3774eb_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-06-08_1b4aa5efa54b4d4f36158600db3774eb_cryptolocker
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Size
60KB
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MD5
1b4aa5efa54b4d4f36158600db3774eb
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SHA1
8451ee9f52adb1ee57dc5bf9fe83f3d54ee4ece3
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SHA256
f98bd08ca025fb3d525ad8ae994f3bda681479db870f2453eef6026a0eb3a5d3
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SHA512
bd014e5e4a137420d6c5d57a15217282804c066cf450da912b7bcd0dea54dafa92657203532ab19ed09dfa124f23c361fe279b1a90aab26efafb5e33c49916c2
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SSDEEP
768:H6LsoEEeegiZPvEhHSG+gk5NQXtckstOOtEvwDpjhBaD3TUogs/VXpAPjY:H6QFElP6n+gou9cvMOtEvwDpjCpVXF
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 2024-06-08_1b4aa5efa54b4d4f36158600db3774eb_cryptolocker
Files
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2024-06-08_1b4aa5efa54b4d4f36158600db3774eb_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: 11KB - 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