Behavioral task
behavioral1
Sample
2024-05-10_7b87a23c716751f9d1e0541397a6ebad_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-10_7b87a23c716751f9d1e0541397a6ebad_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-05-10_7b87a23c716751f9d1e0541397a6ebad_cryptolocker
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Size
52KB
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MD5
7b87a23c716751f9d1e0541397a6ebad
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SHA1
c34fd70d52f3749336580e858c84184b55764348
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SHA256
63747ba356bf999b13d784f6914ae208a57ddc49717f7c6ee5394cd551fb6fd1
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SHA512
b3eaa6c12bf6f3307e30884992e709779927cceffb0c6fa1cdcd71399237d804213fc2734cb1fd860bd654de4384a5658b00634f131f98f67999dff4808e446b
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SSDEEP
768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YY1J+OTO0K:z6QFElP6n+gKmddpMOtEvwDpj31i0K
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 2024-05-10_7b87a23c716751f9d1e0541397a6ebad_cryptolocker
Files
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2024-05-10_7b87a23c716751f9d1e0541397a6ebad_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