Behavioral task
behavioral1
Sample
2024-03-28_f2ed635108b65b9ff9ea1b2105ddb788_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-03-28_f2ed635108b65b9ff9ea1b2105ddb788_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-28_f2ed635108b65b9ff9ea1b2105ddb788_cryptolocker
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Size
56KB
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MD5
f2ed635108b65b9ff9ea1b2105ddb788
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SHA1
d26e23ffcb9bc12dde38648f12f599ed2679381a
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SHA256
0be1cf6e5223a8d75ea8b319359e229e680f5233e4e48b70e453bb181045b3b1
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SHA512
70db7d11a30a1a8b35dae9c1e4b0ccd0831b317a9c659ab094bc7e455efb91c0a3fa60e6cb2fe19feb091ead55dcecb6baaf74e00a015df0697b740298bcdff9
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SSDEEP
768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YMLam5axpk7:z6QFElP6n+gKmddpMOtEvwDpj9aYac7
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 2024-03-28_f2ed635108b65b9ff9ea1b2105ddb788_cryptolocker
Files
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2024-03-28_f2ed635108b65b9ff9ea1b2105ddb788_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