Behavioral task
behavioral1
Sample
2024-03-28_762a0f89409ec40d245daf8f0ffb4bff_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-28_762a0f89409ec40d245daf8f0ffb4bff_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-28_762a0f89409ec40d245daf8f0ffb4bff_cryptolocker
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Size
106KB
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MD5
762a0f89409ec40d245daf8f0ffb4bff
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SHA1
b6a15f5dd4dcd3e899858cdb4dab792c26c70caf
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SHA256
7b2879e675064e8dd0c91ad43788f2adff47f1d621fbb734ba5cf1033ddb6cf1
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SHA512
d79a27c67a37d36c005520886ca8b75e1bd38371e8a99845ee34c7cf975eb26adaccc263f6ff707edcef94c42f3c8614ca6e3c913b87621ee8180f646890fca2
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjIHsalRn5iF1j6GksaLaC:1nK6a+qdOOtEvwDpjW
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_762a0f89409ec40d245daf8f0ffb4bff_cryptolocker
Files
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2024-03-28_762a0f89409ec40d245daf8f0ffb4bff_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
Sections
UPX0 Size: 20KB - Virtual size: 32KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 10KB - Virtual size: 12KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.ap0x Size: 1024B - Virtual size: 785B
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE