Behavioral task
behavioral1
Sample
2024-01-28_783886996b9afb509ab22742d99af23a_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-28_783886996b9afb509ab22742d99af23a_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-28_783886996b9afb509ab22742d99af23a_cryptolocker
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Size
62KB
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MD5
783886996b9afb509ab22742d99af23a
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SHA1
b23237a662ff1b7712400182091840ed9b515b24
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SHA256
9e062b847dbcd541601e002ff0b67523b9dad4ad95229b884b7afb6cf43342a7
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SHA512
1961acb58bc64884993cc6f4862f257d238b342e91a255d41faae6dd27b6fee5231bfbb972bc5040b4d2f5fe0a28939cc065ce9ed24e9e6ace3e5673f9dcd880
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SSDEEP
768:T6LsoEEeegiZPvEhHSG+gkum/kLyMro2GtOOtEvwDpjhXMLamkc8J5hRXv:T6QFElP6n+gxmddpMOtEvwDpjwa3nv
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 2024-01-28_783886996b9afb509ab22742d99af23a_cryptolocker
Files
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2024-01-28_783886996b9afb509ab22742d99af23a_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: 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