Behavioral task
behavioral1
Sample
4401d37e23bfdefe78483d6b09ace19fa096c2e0e11c37dcf66565a25b979dbc.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
4401d37e23bfdefe78483d6b09ace19fa096c2e0e11c37dcf66565a25b979dbc.exe
Resource
win10v2004-20240419-en
General
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Target
4401d37e23bfdefe78483d6b09ace19fa096c2e0e11c37dcf66565a25b979dbc
-
Size
3.0MB
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MD5
2a48ae6f14450a963ffebcc1ee777661
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SHA1
a4f562297f48ceeeaaff0ba4f120647a3678d7d4
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SHA256
4401d37e23bfdefe78483d6b09ace19fa096c2e0e11c37dcf66565a25b979dbc
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SHA512
a6cc348292cb525a57d751cbcf186c5a293d9ca4fc63968fadd547ea8c72d968317e8b2076e22addf83326cd4320eec9bc73db3ed0c5fdf56b6df2023f000f2f
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SSDEEP
49152:qZnCRw3438x0TVDKNxOafuUYUc9no2IWkAyf1CQ+v5XxCv6PxJx3:qARw3UJKHOa/Xffs0S5T3
Malware Config
Signatures
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UPX dump on OEP (original entry point) 1 IoCs
resource yara_rule sample UPX -
resource yara_rule sample upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource 4401d37e23bfdefe78483d6b09ace19fa096c2e0e11c37dcf66565a25b979dbc unpack001/out.upx
Files
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4401d37e23bfdefe78483d6b09ace19fa096c2e0e11c37dcf66565a25b979dbc.exe windows:5 windows x86 arch:x86
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Sections
UPX0 Size: - Virtual size: 6.8MB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 3.0MB - Virtual size: 3.0MB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 41KB - Virtual size: 44KB
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
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Sections
.text Size: 4.7MB - Virtual size: 4.7MB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 1.2MB - Virtual size: 1.2MB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 73KB - Virtual size: 265KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 3.0MB - Virtual size: 3.0MB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 333KB - Virtual size: 333KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ