Behavioral task
behavioral1
Sample
2024-02-04_a9ff02cdb24f4cb19af427ce1e3de93e_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-04_a9ff02cdb24f4cb19af427ce1e3de93e_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-04_a9ff02cdb24f4cb19af427ce1e3de93e_cryptolocker
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Size
107KB
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MD5
a9ff02cdb24f4cb19af427ce1e3de93e
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SHA1
91f8fb14873e6db40c1b6d35dcda24b472443858
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SHA256
0d8d960a38ee69a2bb726c3deeb40435f9eb655e7ab796148c149f12644c2336
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SHA512
63759a2b61fdf15c38ecb6f2ddcb670c128aad7b92a05ed6539a7f7b5d3f1717aa73f387e2b7027041b55c76d5f458847bc89c82c7d96bf5231d647b0f9fc6a5
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjIHsalRn5iF1j6GksgEd:1nK6a+qdOOtEvwDpjz
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 2024-02-04_a9ff02cdb24f4cb19af427ce1e3de93e_cryptolocker
Files
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2024-02-04_a9ff02cdb24f4cb19af427ce1e3de93e_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