Behavioral task
behavioral1
Sample
2024-01-27_b4634b1f0b6b05ca349c7afd807008a6_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-01-27_b4634b1f0b6b05ca349c7afd807008a6_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-27_b4634b1f0b6b05ca349c7afd807008a6_cryptolocker
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Size
104KB
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MD5
b4634b1f0b6b05ca349c7afd807008a6
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SHA1
ce6ddea15c09c53342730d8ee047772d8aaab847
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SHA256
77adafa22d25589de5368ae6d5a59fa63b74cc35ddffd91cc9079c36f37987a3
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SHA512
a0084ea054c182094dd729e58fbf27600620321fac5ac87750b36a542e29575283720d36b5ea0b0562494bf2b8e8e397553692749c4a397165cf5dabdb1eccfb
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjIHsalRn5iF1j6Gksf:1nK6a+qdOOtEvwDpjf
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 2024-01-27_b4634b1f0b6b05ca349c7afd807008a6_cryptolocker
Files
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2024-01-27_b4634b1f0b6b05ca349c7afd807008a6_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