Behavioral task
behavioral1
Sample
2024-10-12_781f2a2c330d18fb33c011dc06638d4d_cryptolocker.exe
Resource
win7-20240903-en
General
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Target
2024-10-12_781f2a2c330d18fb33c011dc06638d4d_cryptolocker
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Size
83KB
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MD5
781f2a2c330d18fb33c011dc06638d4d
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SHA1
4645d208fbd6926d0fa5688e27fa079ba128a3d0
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SHA256
11c282f8a7ce66a271b5ead01c68e6ab349dda3017b33101a89f5f833d8bfa45
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SHA512
f0c9174292b35593d8d55dc2cbba4824d4830085f8eaef60a616e37d1f5a4d10f84ef846066ffffe6d937b412eed00a80c17f276a483ac83b6f0e612d11ba427
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1ky7QX4:zCsanOtEvwDpjM
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-10-12_781f2a2c330d18fb33c011dc06638d4d_cryptolocker
Files
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2024-10-12_781f2a2c330d18fb33c011dc06638d4d_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