Static task
static1
Behavioral task
behavioral1
Sample
NO#CU-92504 Xls.exe
Resource
win7-20230831-en
Behavioral task
behavioral2
Sample
NO#CU-92504 Xls.exe
Resource
win10v2004-20230915-en
General
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Target
NO#CU-92504 Xls_1.lzh
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Size
794KB
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MD5
2aa400b2159fa6a0dc2aa66e76baa7ac
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SHA1
1029f0872d8ffaf7846baf99f0e525f44db88d44
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SHA256
c7448faf4e8737ed7260e0c0d48c56ba74b54e558805b869d28902d0b5a911eb
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SHA512
99b0db7d40bcfd6565a06cdac33536b1ef72bcd7adc607c56e2f6c878e1bdf892cbe8fc1b6f76fa361a7948a74394774414fba6bbf53f65e76d0ee0655eb592f
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SSDEEP
24576:WRsj/7VWBt1ejCbntRCnZZbuTdTeaIq+H4xXL:B/ctQjCbnuPShTrINYx7
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
Processes:
resource unpack001/NO#CU-92504 Xls.exe
Files
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NO#CU-92504 Xls_1.lzh.lzh
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NO#CU-92504 Xls.exe.exe windows x86
f34d5f2d4577ed6d9ceec516c1f5a744
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_NO_SEH
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Imports
mscoree
_CorExeMain
Sections
.text Size: 870KB - Virtual size: 870KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 289KB - Virtual size: 289KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 512B - Virtual size: 12B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ