2b1d8f91ca48e9a2d33050d612441a0d

General

Target

2b1d8f91ca48e9a2d33050d612441a0d
Size

874KB
MD5

2b1d8f91ca48e9a2d33050d612441a0d
SHA1

4e9428b1d8b8216b67453bbc5f43c054d12438b2
SHA256

e6b8f35fc99e88eea38e264647cd7b17373912b7a7ed8eb5c11e04806c906728
SHA512

b24031b5a22a96fc45dde1de55e6a364d8793e66d5ee9a22d92565897fdf23dd610ff17a3e919c549c1b21e512bb88d7fa7089b7534eedfb5dfe113c6cdb7a68
SSDEEP

24576:d8FCKFnw3lfd6nOEA78bEmmhR8WC87GRkW/3sSdfVMSit:d8FCYw3lfwnuQbE/RHIrdtMS

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
2b1d8f91ca48e9a2d33050d612441a0d
unpack001/out.upx

Files

2b1d8f91ca48e9a2d33050d612441a0d
.exe windows:5 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_BYTES_REVERSED_LO
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_BYTES_REVERSED_HI

Sections

UPX0
Size: - Virtual size: 1.8MB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

UPX1
Size: 820KB - Virtual size: 824KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 45KB - Virtual size: 48KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
out.upx
.exe windows:5 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_BYTES_REVERSED_LO
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_BYTES_REVERSED_HI

Sections

.text
Size: 2.1MB - Virtual size: 2.1MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.itext
Size: 8KB - Virtual size: 7KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data
Size: 44KB - Virtual size: 43KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.bss
Size: - Virtual size: 21KB

IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.idata
Size: 15KB - Virtual size: 15KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.didata
Size: 2KB - Virtual size: 2KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.tls
Size: - Virtual size: 64B

IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rdata
Size: 512B - Virtual size: 24B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 182KB - Virtual size: 182KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

.rsrc
Size: 252KB - Virtual size: 252KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

Headers

File Characteristics

Sections

UPX0 Size: - Virtual size: 1.8MB

UPX1 Size: 820KB - Virtual size: 824KB

.rsrc Size: 45KB - Virtual size: 48KB

Headers

File Characteristics

Sections

.text Size: 2.1MB - Virtual size: 2.1MB

.itext Size: 8KB - Virtual size: 7KB

.data Size: 44KB - Virtual size: 43KB

.bss Size: - Virtual size: 21KB

.idata Size: 15KB - Virtual size: 15KB

.didata Size: 2KB - Virtual size: 2KB

.tls Size: - Virtual size: 64B

.rdata Size: 512B - Virtual size: 24B

.reloc Size: 182KB - Virtual size: 182KB

.rsrc Size: 252KB - Virtual size: 252KB

UPX0
Size: - Virtual size: 1.8MB

UPX1
Size: 820KB - Virtual size: 824KB

.rsrc
Size: 45KB - Virtual size: 48KB

.text
Size: 2.1MB - Virtual size: 2.1MB

.itext
Size: 8KB - Virtual size: 7KB

.data
Size: 44KB - Virtual size: 43KB

.bss
Size: - Virtual size: 21KB

.idata
Size: 15KB - Virtual size: 15KB

.didata
Size: 2KB - Virtual size: 2KB

.tls
Size: - Virtual size: 64B

.rdata
Size: 512B - Virtual size: 24B

.reloc
Size: 182KB - Virtual size: 182KB

.rsrc
Size: 252KB - Virtual size: 252KB