Behavioral task
behavioral1
Sample
20240521e75a8807f8842d89ffa23716b14d23adcryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
20240521e75a8807f8842d89ffa23716b14d23adcryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
20240521e75a8807f8842d89ffa23716b14d23adcryptolocker
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Size
69KB
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MD5
e75a8807f8842d89ffa23716b14d23ad
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SHA1
7e3be04a270a9c5ea19a1ea549d65375b9b4cc05
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SHA256
6bc5ef50fb764cf04af201145c59ec565c2edf0d86f7070fb94ee1de2ee5d73f
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SHA512
68c6d6b871684ba533775c99880339ded0952fbdc48d0f943817ca88a145caee1619654c4f1d2b4c3a902dd17c314c413d791292e62c50835ce8e638ff018065
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SSDEEP
768:quVbxjgQNQXtckstOOtEvwDpjAaDOK6PsED3VK2+ZtyOjgO4r9vFAg2rq6W1A1Pw:quJu9cvMOtEvwDpjWYTjipvF2bx1PQAw
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource 20240521e75a8807f8842d89ffa23716b14d23adcryptolocker unpack001/out.upx
Files
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20240521e75a8807f8842d89ffa23716b14d23adcryptolocker.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
Sections
UPX0 Size: - Virtual size: 32KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 11KB - 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
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out.upx.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
Sections
.text Size: 11KB - Virtual size: 11KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 1KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 1024B - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - Virtual size: 10KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ