Behavioral task
behavioral1
Sample
2024-06-11_a83e73d2d4398b6e00c6dea4a2252c3a_cryptolocker.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
2024-06-11_a83e73d2d4398b6e00c6dea4a2252c3a_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-06-11_a83e73d2d4398b6e00c6dea4a2252c3a_cryptolocker
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Size
76KB
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MD5
a83e73d2d4398b6e00c6dea4a2252c3a
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SHA1
d04b7835753ef2472c125bab811ef07a7624c2e7
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SHA256
9604395dc8061e15e06accb4d3c9819ef8da87191431980d3d2a7ce4cf6f0f18
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SHA512
ac8d7415d7a1d3fabdebe8fd2448281bd6d8e9a4ad7eced16161db329bac70f98ae75d6b5de317442b8623c85fc8a2d46e47e1efc516209def8cd59edee79c00
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjIHsal81GB: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 2024-06-11_a83e73d2d4398b6e00c6dea4a2252c3a_cryptolocker
Files
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2024-06-11_a83e73d2d4398b6e00c6dea4a2252c3a_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