Behavioral task
behavioral1
Sample
2024-02-13_c71e20157ea9e55b545fbbbbc2369242_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-13_c71e20157ea9e55b545fbbbbc2369242_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-13_c71e20157ea9e55b545fbbbbc2369242_cryptolocker
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Size
80KB
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MD5
c71e20157ea9e55b545fbbbbc2369242
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SHA1
17e02c83bd9e7c629b16cfb486417d29d46cb2c0
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SHA256
3d5957a9a07b90b19b1c0894b189dd3df462376cdb4ab2de44a5a0e90714ee06
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SHA512
90026d64bdf22dff3549570d46433b8678a02f309a73822185d1676b4a5a52dda8a66be5fa8ce4f54bd791d34b5d97d36fef6ac1e31553a0387f792ef4837bed
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBd0Z:T6a+rdOOtEvwDpjNtS
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 2024-02-13_c71e20157ea9e55b545fbbbbc2369242_cryptolocker
Files
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2024-02-13_c71e20157ea9e55b545fbbbbc2369242_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