Behavioral task
behavioral1
Sample
2024-03-15_3fa30e51cd93e9a861f78bf90886bbbd_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-03-15_3fa30e51cd93e9a861f78bf90886bbbd_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-15_3fa30e51cd93e9a861f78bf90886bbbd_cryptolocker
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Size
117KB
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MD5
3fa30e51cd93e9a861f78bf90886bbbd
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SHA1
45ebff9e3ff6943818da56e7fb62b77b084bbab0
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SHA256
8797c95fd64a8fae45a34aa2fc9aae38ffb50cf4df522c490bd200cba44c5fd5
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SHA512
3956cefca85f4d6d2b4d2d8dc4ed089433747f9acec891582a69a98bc3e11e8d08b3bf45fa87537ad3a2af5a6c1234e89bd3de8f6a8055d89eaf6cd4e7d40271
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj3GYQbN/PKwNgp01Qa9:z6a+CdOOtEvwDpjczn
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 2024-03-15_3fa30e51cd93e9a861f78bf90886bbbd_cryptolocker
Files
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2024-03-15_3fa30e51cd93e9a861f78bf90886bbbd_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_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