Behavioral task
behavioral1
Sample
2024-02-28_427e86183589da6d745347193f2dff89_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-28_427e86183589da6d745347193f2dff89_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-02-28_427e86183589da6d745347193f2dff89_cryptolocker
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Size
71KB
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MD5
427e86183589da6d745347193f2dff89
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SHA1
8c71e01d54adb1f07879db81b8fd5e43798e838c
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SHA256
221834a3d23c958b9ae7630b61d598dd350f539a3dd876bb473e3f6721747b97
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SHA512
ab7b1cbfe9a565145c18e74d0df0af72158874d1051ff6718de53d72d411826254c1623539a24543a237de79e5455172ba1fdcd93f782f0805f3efb6403e4bdc
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjIHsalp:1nK6a+qdOOtEvwDpjI
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 2024-02-28_427e86183589da6d745347193f2dff89_cryptolocker
Files
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2024-02-28_427e86183589da6d745347193f2dff89_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