Behavioral task
behavioral1
Sample
2024-05-25_3f6608a76f5a90f207bf872fce8a5b96_cryptolocker.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
2024-05-25_3f6608a76f5a90f207bf872fce8a5b96_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-25_3f6608a76f5a90f207bf872fce8a5b96_cryptolocker
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Size
81KB
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MD5
3f6608a76f5a90f207bf872fce8a5b96
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SHA1
6192edf74b77dcf92b67539f3dfe8246dc5d7257
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SHA256
30de18802fc9233ff077a434daffc2c79cf6b2817dbf010dd2e5be80ef28f38d
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SHA512
dc3af75250af2cf6def8ecdeb24c96162e48b9c97ad3f31bb8bb2c71286655d1f51d9fcf65d71d736c2274b7a0600a80bb3e891234fd0e6cffa5e662e8b96a9b
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1ky7QM:zCsanOtEvwDpjo
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 2024-05-25_3f6608a76f5a90f207bf872fce8a5b96_cryptolocker
Files
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2024-05-25_3f6608a76f5a90f207bf872fce8a5b96_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