Behavioral task
behavioral1
Sample
2024-01-24_925d0ef699526e95e51166121a5afe91_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-24_925d0ef699526e95e51166121a5afe91_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-24_925d0ef699526e95e51166121a5afe91_cryptolocker
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Size
50KB
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MD5
925d0ef699526e95e51166121a5afe91
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SHA1
dbc918c2ff3e4a0410afb103623c5ca3bd8db989
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SHA256
aa574571928da29cbfdde1e5fda5dd5e4d93aea10d632cf893c56751c0a5c1b2
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SHA512
3b0ea0cc49961f0e5aab1168ec8ba2f0c254d3b8960a26d7d44ceefd90be7ec363de707277fc39738612b43bb5be2b961fc88f8dfec025e42ea8341812da7cb5
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SSDEEP
768:zQz7yVEhs9+syJP6ntOOtEvwDpjFeV0Z36eh:zj+soPSMOtEvwDpj4y0eh
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 2024-01-24_925d0ef699526e95e51166121a5afe91_cryptolocker
Files
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2024-01-24_925d0ef699526e95e51166121a5afe91_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_CODE
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