703bd3e4cf97739550996dcfc994c6fdc22b72af05684c7e801b31b8255864a3

General

Target

703bd3e4cf97739550996dcfc994c6fdc22b72af05684c7e801b31b8255864a3
Size

1.0MB
MD5

af4c519368c7568649027d07032297e2
SHA1

3ed3a35fb99e72d6be56faf66801f4021a86f645
SHA256

703bd3e4cf97739550996dcfc994c6fdc22b72af05684c7e801b31b8255864a3
SHA512

c938fed4367d9ab1653b2a2e2d34566f26a57748070d3468ac3d31bd032d2ece9b1398f91edc5d5b6db5329b8494b66e10e19113ef9e7d0e81ac2e3e1fc34672
SSDEEP

24576:KwZXjBm3aImElSWnVac7YmkH218WIU67R7r60PQ0VveFu:DX9mKglSNc7uW18WEd7+SQ0Vve

Score

7^/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

Unsigned PE 2 IoCs

Checks for missing Authenticode signature.

resource
703bd3e4cf97739550996dcfc994c6fdc22b72af05684c7e801b31b8255864a3
unpack001/out.upx

Files

703bd3e4cf97739550996dcfc994c6fdc22b72af05684c7e801b31b8255864a3
.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: 2.5MB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

UPX1
Size: 1.0MB - Virtual size: 1.0MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 11KB - Virtual size: 12KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
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

Exports

Exports

LoadEnvi
MemoryCompare
MemoryCopy
MemorySet
WndProc1
WndProc1_
WndProc2
WndProc2_
WndProc3
WndProc3_
_dllMain_Name@12
_mainB_@8
_mainW@16
_main_@4
main
main1
main5
mainB

Sections

.text
Size: 758KB - Virtual size: 760KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rdata
Size: 103KB - Virtual size: 104KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.data
Size: 7KB - Virtual size: 20KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

flag_dat
Size: 512B - Virtual size: 4KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 589KB - Virtual size: 592KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 33KB - Virtual size: 40KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Size: 2.0MB - Virtual size: 2.0MB

IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

Sharing

General

Malware Config

Signatures

Files

Headers

File Characteristics

Sections

UPX0 Size: - Virtual size: 2.5MB

UPX1 Size: 1.0MB - Virtual size: 1.0MB

.rsrc Size: 11KB - Virtual size: 12KB

Headers

File Characteristics

Exports

Exports

Sections

.text Size: 758KB - Virtual size: 760KB

.rdata Size: 103KB - Virtual size: 104KB

.data Size: 7KB - Virtual size: 20KB

flag_dat Size: 512B - Virtual size: 4KB

.rsrc Size: 589KB - Virtual size: 592KB

.reloc Size: 33KB - Virtual size: 40KB

Size: 2.0MB - Virtual size: 2.0MB

UPX0
Size: - Virtual size: 2.5MB

UPX1
Size: 1.0MB - Virtual size: 1.0MB

.rsrc
Size: 11KB - Virtual size: 12KB

.text
Size: 758KB - Virtual size: 760KB

.rdata
Size: 103KB - Virtual size: 104KB

.data
Size: 7KB - Virtual size: 20KB

flag_dat
Size: 512B - Virtual size: 4KB

.rsrc
Size: 589KB - Virtual size: 592KB

.reloc
Size: 33KB - Virtual size: 40KB