8b3aff0c77a3b74021429fc3b20aa86f

General

Target

8b3aff0c77a3b74021429fc3b20aa86f
Size

584KB
MD5

8b3aff0c77a3b74021429fc3b20aa86f
SHA1

f8a885cdc30254b71608a7ea5538419d1d6b6838
SHA256

c9eb0cbb176d24dc49f53ffe6b3d7e8de198fc5b031962e2e0a48c034e881e14
SHA512

e4298bb3717b08e7b4cdadf01a0b120ab44a706868ffa3d92c5a8ddebabcdade7fb72396631512ffd6024aed79f0e38bdb1507b18d83d5ddba5603e8692fa3da
SSDEEP

12288:HZYE8MQR/49HVKEatllYBg2bL4I563aVwCCuOqsb7nyuWArw1wVUc1:5dv9HVET32P4DqkA+7Uc1

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
8b3aff0c77a3b74021429fc3b20aa86f
unpack001/out.upx

Files

8b3aff0c77a3b74021429fc3b20aa86f
.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: 2.2MB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

UPX1
Size: 560KB - Virtual size: 564KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 23KB - Virtual size: 24KB

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: 1.0MB - Virtual size: 1.0MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.itext
Size: 4KB - Virtual size: 3KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data
Size: 17KB - Virtual size: 17KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.bss
Size: - Virtual size: 20KB

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

.tls
Size: - Virtual size: 60B

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: 77KB - Virtual size: 77KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

.rsrc
Size: 1.5MB - Virtual size: 1.5MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

Headers

File Characteristics

Sections

UPX0 Size: - Virtual size: 2.2MB

UPX1 Size: 560KB - Virtual size: 564KB

.rsrc Size: 23KB - Virtual size: 24KB

Headers

File Characteristics

Sections

.text Size: 1.0MB - Virtual size: 1.0MB

.itext Size: 4KB - Virtual size: 3KB

.data Size: 17KB - Virtual size: 17KB

.bss Size: - Virtual size: 20KB

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

.tls Size: - Virtual size: 60B

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

.reloc Size: 77KB - Virtual size: 77KB

.rsrc Size: 1.5MB - Virtual size: 1.5MB

UPX0
Size: - Virtual size: 2.2MB

UPX1
Size: 560KB - Virtual size: 564KB

.rsrc
Size: 23KB - Virtual size: 24KB

.text
Size: 1.0MB - Virtual size: 1.0MB

.itext
Size: 4KB - Virtual size: 3KB

.data
Size: 17KB - Virtual size: 17KB

.bss
Size: - Virtual size: 20KB

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

.tls
Size: - Virtual size: 60B

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

.reloc
Size: 77KB - Virtual size: 77KB

.rsrc
Size: 1.5MB - Virtual size: 1.5MB