Behavioral task
behavioral1
Sample
2024-03-28_c146b4de2a4e4342b0994875b31563cc_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-28_c146b4de2a4e4342b0994875b31563cc_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-28_c146b4de2a4e4342b0994875b31563cc_cryptolocker
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Size
82KB
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MD5
c146b4de2a4e4342b0994875b31563cc
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SHA1
e099571722dc26f2a17b4effd703a83bc1dfe85f
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SHA256
34cf6522c976cf517847534532a3f3ebaf03346fb06a35719fd501312485e096
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SHA512
95c2f42db5d3104ec67193e7b18ffe17c435d6b4b3520ce5236dcff963d72827ea898de0a8d0372759016243b5d09ccb1c1d77520ddbc0e6c1f1c15e0029bff3
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBd0b:T6a+rdOOtEvwDpjNts
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_c146b4de2a4e4342b0994875b31563cc_cryptolocker
Files
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2024-03-28_c146b4de2a4e4342b0994875b31563cc_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