Behavioral task
behavioral1
Sample
2024-04-05_fc09c9c909f1dadf5a80c95fccf4cbf3_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-05_fc09c9c909f1dadf5a80c95fccf4cbf3_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-04-05_fc09c9c909f1dadf5a80c95fccf4cbf3_cryptolocker
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Size
50KB
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MD5
fc09c9c909f1dadf5a80c95fccf4cbf3
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SHA1
d5e5ec28317d7aebc30733a8848f5b60989d3a17
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SHA256
db1ab94273d0b8de391f401174c3846f4994bdac79ceb40ff0f625efb697d7c6
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SHA512
8dd4a4fc612d2aaa4074ab687e5da4871ab473886c62973e5b62d8ed0ffcf12ee1c80602d84bc075284556389b118618e121ab987eb8428194a3798bd4e9d035
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SSDEEP
768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YY1J+OT9y:z6QFElP6n+gKmddpMOtEvwDpj31w
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 2024-04-05_fc09c9c909f1dadf5a80c95fccf4cbf3_cryptolocker
Files
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2024-04-05_fc09c9c909f1dadf5a80c95fccf4cbf3_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