Behavioral task
behavioral1
Sample
2024-02-20_7fb18a7d920fb73298e71b2f3bf22135_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-20_7fb18a7d920fb73298e71b2f3bf22135_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-02-20_7fb18a7d920fb73298e71b2f3bf22135_cryptolocker
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Size
63KB
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MD5
7fb18a7d920fb73298e71b2f3bf22135
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SHA1
a161f8f86278dc2574bed9401a5b1795fcdc682c
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SHA256
0441a1271f9fbf0f09feb86243978897f55b09d9cf57540eb915dc086a3e6c31
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SHA512
c62f31f636d14e974960cb5e2485b81a3c042d6e91d9246f906f366298337ac10262e5174c055f39d199df98111bcb4ee59772a49952b58c1782e26551f41ded
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjYibAom:1nK6a+qdOOtEvwDpjU
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 2024-02-20_7fb18a7d920fb73298e71b2f3bf22135_cryptolocker
Files
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2024-02-20_7fb18a7d920fb73298e71b2f3bf22135_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