virussign[.]com_bb4b3e98732d15f8ff907b3c49264170[.]vir | Triage

Sharing

General

Target

virussign.com_bb4b3e98732d15f8ff907b3c49264170.vir
Size

60KB
MD5

bb4b3e98732d15f8ff907b3c49264170
SHA1

8bbc567fe75d4f36648cf72c3cf453998b99622e
SHA256

67c55dcae179d6e97e1513e56951a35de9053e9ed6296e0a06fbb86c88018c60
SHA512

a0e257d69a087ed8db76044ed133e7914c6dc50f43474d65d532beea6de978e8c81bb76ddb484de6ea11a43c793cd76913e242cca691a7385eef21df0619b752
SSDEEP

1536:PuGkxchM9tt/qU1i/gcU8eVTOK/YqjYYamvbtbWb3vV:GFxQM9/z1i/NU82OMYcYYamv5bAt

Score

7^/10

upx

Malware Config

Signatures

UPX packed file 1 IoCs

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

resource	yara_rule
sample	upx

Unsigned PE 2 IoCs

Checks for missing Authenticode signature.

resource
virussign.com_bb4b3e98732d15f8ff907b3c49264170.vir
unpack001/out.upx

Files

virussign.com_bb4b3e98732d15f8ff907b3c49264170.vir
.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: 100KB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

UPX1
Size: 29KB - Virtual size: 32KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 25KB - Virtual size: 28KB

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

Sections

.text
Size: 88KB - Virtual size: 86KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data
Size: 4KB - Virtual size: 4KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 28KB - Virtual size: 24KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ