Behavioral task
behavioral1
Sample
f9842e4b113264ddac1d0c106f32e83d8e9f9c67c07cdc4db5c8a8586f7bc3f3.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
f9842e4b113264ddac1d0c106f32e83d8e9f9c67c07cdc4db5c8a8586f7bc3f3.exe
Resource
win10v2004-20240226-en
General
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Target
f9842e4b113264ddac1d0c106f32e83d8e9f9c67c07cdc4db5c8a8586f7bc3f3
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Size
81KB
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MD5
5f4e2e8e7920d427d87116f4ddbb6c56
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SHA1
dfb05d1392f5e02fdc7ba2356677127b95147e95
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SHA256
f9842e4b113264ddac1d0c106f32e83d8e9f9c67c07cdc4db5c8a8586f7bc3f3
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SHA512
27946148159f91bd47c9284a8ed78018cf1d262d788219da90aa86947d1106983378ba2a77b5c74fd83338a2c0fb89a57f6284f1b162c04e2aae5b28392854db
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SSDEEP
1536:WbaXcO6NDakhH0/vkmdmoOnO4DMKoZHAJ7+FkVC0yI1FbgNVQElwlU:WELnk/nbMjoA6OEgHf
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 f9842e4b113264ddac1d0c106f32e83d8e9f9c67c07cdc4db5c8a8586f7bc3f3 unpack001/out.upx
Files
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f9842e4b113264ddac1d0c106f32e83d8e9f9c67c07cdc4db5c8a8586f7bc3f3.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
IMAGE_FILE_DEBUG_STRIPPED
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: 7KB - Virtual size: 8KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 1KB - 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
IMAGE_FILE_DEBUG_STRIPPED
Sections
.code Size: 2KB - Virtual size: 4KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.text Size: 6KB - Virtual size: 8KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 512B - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 2KB - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 1024B - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.NewSec Size: - Virtual size: 4KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE