Behavioral task
behavioral1
Sample
2024-05-15_cfb1713a4ebf775a7dd9e4705a405baa_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-15_cfb1713a4ebf775a7dd9e4705a405baa_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-15_cfb1713a4ebf775a7dd9e4705a405baa_cryptolocker
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Size
59KB
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MD5
cfb1713a4ebf775a7dd9e4705a405baa
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SHA1
0ba45144ee537eb74f95394663aedb0f845467f8
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SHA256
ce72f0176b79302edcd118edd743474c39413c205b4681632439813059200d15
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SHA512
dcef4583fcd38c2de6e30d06338164c819a6f3d83d777e8b090576dff5f0e775d7f606d86f23f9ab09fd7c3e2ccb0bfc44a9d2aa8da49f3dd400b4fda5f7ef28
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SSDEEP
768:H6LsoEEeegiZPvEhHSG+gk5NQXtckstOOtEvwDpjhBaD3TUogs/VXpAPjH:H6QFElP6n+gou9cvMOtEvwDpjCpVXe
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 2024-05-15_cfb1713a4ebf775a7dd9e4705a405baa_cryptolocker
Files
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2024-05-15_cfb1713a4ebf775a7dd9e4705a405baa_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
IMAGE_FILE_DEBUG_STRIPPED
Sections
UPX0 Size: 20KB - Virtual size: 32KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.imports Size: 1024B - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE