Behavioral task
behavioral1
Sample
2024-05-26_f8391c8ba92e251b9a80a8151839f419_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-26_f8391c8ba92e251b9a80a8151839f419_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-05-26_f8391c8ba92e251b9a80a8151839f419_cryptolocker
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Size
76KB
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MD5
f8391c8ba92e251b9a80a8151839f419
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SHA1
77069ee4d8b4d14c6b1a994edff5ccac32dac3a3
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SHA256
559b074643935f7ea4ab1cb8d4e58104625ce320f0f9a3dbaab31ea3521672b8
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SHA512
05b7593cc83eb10c75f842733840e6c6b701491e95704d16792992fe5ec57b7d72349407a6769eec80b94967ef3fb4758ec7a812fda030a49574b0bc45d7252f
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjIHsalVrL:1nK6a+qdOOtEvwDpj8
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 2024-05-26_f8391c8ba92e251b9a80a8151839f419_cryptolocker
Files
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2024-05-26_f8391c8ba92e251b9a80a8151839f419_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