Behavioral task
behavioral1
Sample
2024-03-25_3187a5b4ca4476f584ea1b855c32d429_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-25_3187a5b4ca4476f584ea1b855c32d429_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-25_3187a5b4ca4476f584ea1b855c32d429_cryptolocker
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Size
117KB
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MD5
3187a5b4ca4476f584ea1b855c32d429
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SHA1
df277aa5d41eee1da080e2d7cd44ce29db9bfd8e
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SHA256
c2deac72cff1e6263973563a70af5037d54116ea17c6f6bc28bb924334a93a2c
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SHA512
acc7767fcb2d8c032db69f9ff1818026783a784836441d171fde1e161e90cef343f9d08c31c0664fed1a155ffc6edf2d1b6533230d9c57bafbc22ece9a7e1d50
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj3GYQbN/PKwNgp01I:z6a+CdOOtEvwDpjcz2
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 2024-03-25_3187a5b4ca4476f584ea1b855c32d429_cryptolocker
Files
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2024-03-25_3187a5b4ca4476f584ea1b855c32d429_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