Behavioral task
behavioral1
Sample
2024-02-25_764460dc41cb673c42347f8f0d0909fb_cryptolocker.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
2024-02-25_764460dc41cb673c42347f8f0d0909fb_cryptolocker.exe
Resource
win10v2004-20240221-en
General
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Target
2024-02-25_764460dc41cb673c42347f8f0d0909fb_cryptolocker
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Size
116KB
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MD5
764460dc41cb673c42347f8f0d0909fb
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SHA1
90c205af779d3fad0de54bb9c234c78aff808408
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SHA256
8f694830235bd871f0783313817d78bf968230ba353ebfe596b4d8c04efc095f
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SHA512
11165e5475d7884ca9df62b3e1435d0175298e819993863d21116a5f8f9ae746fa2f92f9d96f4fa75cd001f16be45b3940f09438154bb93a3964b444f531dcbe
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj3GYQbN/PKwNgp01y:z6a+CdOOtEvwDpjcz0
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 2024-02-25_764460dc41cb673c42347f8f0d0909fb_cryptolocker
Files
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2024-02-25_764460dc41cb673c42347f8f0d0909fb_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