Behavioral task
behavioral1
Sample
2024-05-10_f1acbe66ca726fa24aa67c884f1b189d_cryptolocker.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
2024-05-10_f1acbe66ca726fa24aa67c884f1b189d_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-10_f1acbe66ca726fa24aa67c884f1b189d_cryptolocker
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Size
89KB
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MD5
f1acbe66ca726fa24aa67c884f1b189d
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SHA1
22efb1e65a59d24fd81598d6124cb55f6d594071
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SHA256
6cf2c5a519ea2466a81d9be0059172a103134e75385ed13dd64077985751f75f
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SHA512
da2a847472adb4ea7e8229bedf555c9e1ef471f4757f3fd603b690085d8af5b247269b065a7aef690efc80545f916e92834b408dc5dba6b360b6f2c43b60e8b5
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SSDEEP
1536:n6QFElP6n+g9u9cvMOtEvwDpjYYTjipvF2bx1PQAA/Nt:n6a+1SEOtEvwDpjYYvQd2Po
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 2024-05-10_f1acbe66ca726fa24aa67c884f1b189d_cryptolocker
Files
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2024-05-10_f1acbe66ca726fa24aa67c884f1b189d_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: 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