Behavioral task
behavioral1
Sample
20240526b0df7f86b894e25a2cd8f07923fadd32cryptolocker.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
20240526b0df7f86b894e25a2cd8f07923fadd32cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
20240526b0df7f86b894e25a2cd8f07923fadd32cryptolocker
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Size
90KB
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MD5
b0df7f86b894e25a2cd8f07923fadd32
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SHA1
d672fd7c240a358e3df8b456a190661a246bbdb1
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SHA256
06bfcaa49d1322a8d6f61c464ad28f1e67d830644346b2c348fa394faf704859
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SHA512
d0e8ddcb1561e98e421899a126c7f1347e318ae2cf4c9730397b37ebfced617206dc78a7a3f8afe12e92b7b67de55aa0939d31458693d841149ba21ed3a95630
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRMy8tyblgw:zCsanOtEvwDpjI
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 20240526b0df7f86b894e25a2cd8f07923fadd32cryptolocker
Files
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20240526b0df7f86b894e25a2cd8f07923fadd32cryptolocker.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