Behavioral task
behavioral1
Sample
2024-01-29_4ccf88277fe5120f1c295775efbeec1b_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-01-29_4ccf88277fe5120f1c295775efbeec1b_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-01-29_4ccf88277fe5120f1c295775efbeec1b_cryptolocker
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Size
63KB
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MD5
4ccf88277fe5120f1c295775efbeec1b
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SHA1
0772b7e626aaecf7528c4f169765b311f80a801b
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SHA256
013663e1f375493e4e075fb7f2e43fa1c89c6be6769cc850f421978577d0c1f7
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SHA512
e7c9f248539dd04efcbc5763045b7aa2a8629165340fdafbe06f3d1bf6bffbc11d93402c33fc90f01b123f2b99898175f768d4179fd905f212026182a717ebe7
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjYibAou:1nK6a+qdOOtEvwDpjM
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 2024-01-29_4ccf88277fe5120f1c295775efbeec1b_cryptolocker
Files
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2024-01-29_4ccf88277fe5120f1c295775efbeec1b_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