Behavioral task
behavioral1
Sample
2024-06-16_2aa45667bc73dc544f9ce4f271a41c9d_cryptolocker.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
2024-06-16_2aa45667bc73dc544f9ce4f271a41c9d_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-06-16_2aa45667bc73dc544f9ce4f271a41c9d_cryptolocker
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Size
53KB
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MD5
2aa45667bc73dc544f9ce4f271a41c9d
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SHA1
a7a816762c1061211c845c6db4cf2dc635cfff47
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SHA256
a1aaa3b74b78d1c42f78d91054b64a657a7d88f1c4de1584d83eb252216e7e6d
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SHA512
108329b39416c7efc438e95a38d0627389f677eb971033f31dc07b1c7bb7eaa0943b5bed7e4c19160534ba1ed48572103b814733e96db8f9abca8d6f47c39688
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SSDEEP
768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YY1J+OTOmh:z6QFElP6n+gKmddpMOtEvwDpj31imh
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 2024-06-16_2aa45667bc73dc544f9ce4f271a41c9d_cryptolocker
Files
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2024-06-16_2aa45667bc73dc544f9ce4f271a41c9d_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