Behavioral task
behavioral1
Sample
2024-01-26_3bc4638f97823993d9b793edcab87afe_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-26_3bc4638f97823993d9b793edcab87afe_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-26_3bc4638f97823993d9b793edcab87afe_cryptolocker
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Size
74KB
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MD5
3bc4638f97823993d9b793edcab87afe
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SHA1
15d6bb5a77917bb194479dcd6f912e1c18a8670e
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SHA256
05777e2b9f8b81a2dadc68a4a51ba2901c16d5704f6f91853bf02676e8b0a361
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SHA512
ca00d1882e84ad979f899bbfb585d5afe8a84a219657c976b25f47a113335e80813efc71a6aad36d5aed9dc2df88e0c02956a053651c90ed4bfbe9d3ff4a3ad4
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBdxPUxe:T6a+rdOOtEvwDpjNtHPF
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 2024-01-26_3bc4638f97823993d9b793edcab87afe_cryptolocker
Files
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2024-01-26_3bc4638f97823993d9b793edcab87afe_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