Behavioral task
behavioral1
Sample
2024-01-18_2ca9946768e532ddf01f22967cf8fe0f_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-18_2ca9946768e532ddf01f22967cf8fe0f_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-18_2ca9946768e532ddf01f22967cf8fe0f_cryptolocker
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Size
64KB
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MD5
2ca9946768e532ddf01f22967cf8fe0f
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SHA1
9969a69c61dbeb19f526db81cb3b2b390366b750
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SHA256
a4addb95c37280be2a4843274f9d8640b8d34aa31150c6857b3f563803c8e2a0
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SHA512
310556f5e29578393a427d4dd690f70a8131a5cf827441fb20d25741a97cbbea6f529068159e09f7acd37dc6016b069f37c3484c4b542b6de87450459e5d0c8f
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SSDEEP
768:T6LsoEEeegiZPvEhHSG+gZXMum/kLyMro2GtOOtEvwDpjh:T6QFElP6n+gZXZmddpMOtEvwDpj
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 2024-01-18_2ca9946768e532ddf01f22967cf8fe0f_cryptolocker
Files
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2024-01-18_2ca9946768e532ddf01f22967cf8fe0f_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: 10KB - 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