Behavioral task
behavioral1
Sample
2024-06-12_033391e657eacc1c0aafa8f2e67c37ba_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-06-12_033391e657eacc1c0aafa8f2e67c37ba_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-06-12_033391e657eacc1c0aafa8f2e67c37ba_cryptolocker
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Size
61KB
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MD5
033391e657eacc1c0aafa8f2e67c37ba
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SHA1
d18ee52f89c69d6d45be208c2682f8accae490ab
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SHA256
425048cc04bf4b5acd0ad6b2d2a4b1ed42ab6d63fe18404152b37fa4ea18f5d8
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SHA512
20324eb23e52d74bb70deb9e0cb08906efd5feedcd6da6ca2e3cd2bd8d1b860aa37db71dc3d6e9717a2a08f9e0dfc04ac409f296e43ffee3c652bb73b0569bba
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SSDEEP
768:H6LsoEEeegiZPvEhHSG+gk5NQXtckstOOtEvwDpjhBaD3TUogs/VXpAPBTJ:H6QFElP6n+gou9cvMOtEvwDpjCpVXYTJ
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 2024-06-12_033391e657eacc1c0aafa8f2e67c37ba_cryptolocker
Files
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2024-06-12_033391e657eacc1c0aafa8f2e67c37ba_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