Behavioral task
behavioral1
Sample
2024-01-26_37c617b549bf3e66cf757c02f7213073_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-26_37c617b549bf3e66cf757c02f7213073_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-01-26_37c617b549bf3e66cf757c02f7213073_cryptolocker
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Size
105KB
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MD5
37c617b549bf3e66cf757c02f7213073
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SHA1
082807b1be428a487b7d356eae70c71932be22e8
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SHA256
bc7c1a2a5212fe25f768f8f6b71af95f39987812c5e994a0a2ced5cc2b41fb5a
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SHA512
e8307cb996617bea167046df7aa978f9bfbddc9762d9a29b3c8551fa0b463ef7b50e8fc328426ab700f7db4e1e4c874bb272d0cf4f04025a87584ab9fe2448a3
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjIHsalRn5iF1j6GksZ:1nK6a+qdOOtEvwDpjZ
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 2024-01-26_37c617b549bf3e66cf757c02f7213073_cryptolocker
Files
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2024-01-26_37c617b549bf3e66cf757c02f7213073_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