Behavioral task
behavioral1
Sample
4f8c923b387e997138bc9040cebcf4ece00b32e57b18a5f11f764090413c8e23.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
4f8c923b387e997138bc9040cebcf4ece00b32e57b18a5f11f764090413c8e23.exe
Resource
win10v2004-20240226-en
General
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Target
4f8c923b387e997138bc9040cebcf4ece00b32e57b18a5f11f764090413c8e23
-
Size
56KB
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MD5
7f6a18d3d9907e5398bfa953366536b6
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SHA1
a41cbd12c68da1eec467eef0034807e86ed217e9
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SHA256
4f8c923b387e997138bc9040cebcf4ece00b32e57b18a5f11f764090413c8e23
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SHA512
31ed0fa9dd810cbbec6558b362f825d91c9a3c140dc8978259dd9409f251cab93806f5d4732eafea7a1a9998c6633c429053488e95650f8a220a0468736e96d8
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SSDEEP
1536:MpbvpOopbPpOopb4pOopbfpOopb4pOopbPpOopb4pOb:Mp7DpTDp0DpTDp0DpTDp06
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 4f8c923b387e997138bc9040cebcf4ece00b32e57b18a5f11f764090413c8e23 unpack001/out.upx
Files
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4f8c923b387e997138bc9040cebcf4ece00b32e57b18a5f11f764090413c8e23.exe windows:4 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: 28KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 6KB - Virtual size: 8KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 1024B - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
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out.upx.exe windows:4 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
.code Size: 5KB - Virtual size: 4KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.text Size: 7KB - Virtual size: 6KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 512B - Virtual size: 5B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 1KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 1024B - Virtual size: 700B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ