AUTORUN[.]exe | Triage

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General

Target

AUTORUN.exe
Size

988KB
MD5

da747ddfbc719e1eebf4a751f8a61cf8
SHA1

45f21778a4f58224c6cb2edaab55070bb61c47dd
SHA256

2e9cdf31e2dcb93f9126b7ac208ed7557a432962d38d95ab389734f9c932ccc9
SHA512

256b8bfe13a5cefa38980a8b82f875d76ecdb1def3341b4e26dd95cf261b89aca3fa5a9dea9997e8743979a228904607468fb176db5cf80034657c38a70bcaa2
SSDEEP

24576:3FilhpDsg3K1U20mOm/Mo8BqdCCBlxmZUvBfWgTM:3FNg3K1ybo8Bq/3HE

Score

8^/10

upx

Malware Config

Signatures

UPX packed file 1 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
sample	upx

Files

AUTORUN.exe
.exe windows x86

Headers

File Characteristics

IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_BYTES_REVERSED_LO
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_BYTES_REVERSED_HI

Sections

UPX0
Size: - Virtual size: 3.7MB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

UPX1
Size: 880KB - Virtual size: 884KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 107KB - Virtual size: 108KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
out.upx
.exe windows x86

Headers

File Characteristics

IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_BYTES_REVERSED_LO
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_BYTES_REVERSED_HI

Exports

Exports

TMethodImplementationIntercept
__dbk_fcall_wrapper
dbkFCallWrapperAddr

Sections

.text
Size: 2.3MB - Virtual size: 2.3MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.itext
Size: 6KB - Virtual size: 6KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data
Size: 36KB - Virtual size: 35KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.bss
Size: - Virtual size: 27KB

IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.idata
Size: 13KB - Virtual size: 12KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.didata
Size: 3KB - Virtual size: 3KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.edata
Size: 512B - Virtual size: 153B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.tls
Size: - Virtual size: 84B

IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rdata
Size: 512B - Virtual size: 93B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 214KB - Virtual size: 213KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

.rsrc
Size: 1.9MB - Virtual size: 1.9MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

Headers

File Characteristics

Sections

UPX0 Size: - Virtual size: 3.7MB

UPX1 Size: 880KB - Virtual size: 884KB

.rsrc Size: 107KB - Virtual size: 108KB

Headers

File Characteristics

Exports

Exports

Sections

.text Size: 2.3MB - Virtual size: 2.3MB

.itext Size: 6KB - Virtual size: 6KB

.data Size: 36KB - Virtual size: 35KB

.bss Size: - Virtual size: 27KB

.idata Size: 13KB - Virtual size: 12KB

.didata Size: 3KB - Virtual size: 3KB

.edata Size: 512B - Virtual size: 153B

.tls Size: - Virtual size: 84B

.rdata Size: 512B - Virtual size: 93B

.reloc Size: 214KB - Virtual size: 213KB

.rsrc Size: 1.9MB - Virtual size: 1.9MB

UPX0
Size: - Virtual size: 3.7MB

UPX1
Size: 880KB - Virtual size: 884KB

.rsrc
Size: 107KB - Virtual size: 108KB

.text
Size: 2.3MB - Virtual size: 2.3MB

.itext
Size: 6KB - Virtual size: 6KB

.data
Size: 36KB - Virtual size: 35KB

.bss
Size: - Virtual size: 27KB

.idata
Size: 13KB - Virtual size: 12KB

.didata
Size: 3KB - Virtual size: 3KB

.edata
Size: 512B - Virtual size: 153B

.tls
Size: - Virtual size: 84B

.rdata
Size: 512B - Virtual size: 93B

.reloc
Size: 214KB - Virtual size: 213KB

.rsrc
Size: 1.9MB - Virtual size: 1.9MB