bb41f0323bc51d479f1ae4a36321ad0f

General

Target

bb41f0323bc51d479f1ae4a36321ad0f
Size

414KB
MD5

bb41f0323bc51d479f1ae4a36321ad0f
SHA1

83321d6d2f1762bc92aaeb821c956676bdc03826
SHA256

c75be2d5613ac4b76bc398093eb5f35d598abddb9111fe58dbfca98cee875a61
SHA512

7183834e467e56f52bbf2e5a39bedb381476745557ce488043707cd2aff1eb15888e3b2dcfeaa4097814b086dfc2e30b0e05ed057d4e6041c9c1dab5a3cd4656
SSDEEP

6144:EBhHmiOQQdUJe+0kdRujnTaT9WTv+cqHmqYtnIQLyIsU:EfHSpdJewjWHrYhIQDsU

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
bb41f0323bc51d479f1ae4a36321ad0f
unpack001/out.upx

Files

bb41f0323bc51d479f1ae4a36321ad0f
.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_BYTES_REVERSED_LO
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_DEBUG_STRIPPED
IMAGE_FILE_REMOVABLE_RUN_FROM_SWAP
IMAGE_FILE_NET_RUN_FROM_SWAP
IMAGE_FILE_BYTES_REVERSED_HI

Sections

UPX0
Size: - Virtual size: 568KB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

UPX1
Size: 235KB - Virtual size: 236KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 178KB - Virtual size: 180KB

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_BYTES_REVERSED_LO
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_DEBUG_STRIPPED
IMAGE_FILE_REMOVABLE_RUN_FROM_SWAP
IMAGE_FILE_NET_RUN_FROM_SWAP
IMAGE_FILE_BYTES_REVERSED_HI

Sections

.text
Size: 543KB - Virtual size: 543KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data
Size: 17KB - Virtual size: 16KB

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: 11KB - Virtual size: 10KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.tls
Size: - Virtual size: 52B

IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 177KB - Virtual size: 176KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

Headers

File Characteristics

Sections

UPX0 Size: - Virtual size: 568KB

UPX1 Size: 235KB - Virtual size: 236KB

.rsrc Size: 178KB - Virtual size: 180KB

Headers

File Characteristics

Sections

.text Size: 543KB - Virtual size: 543KB

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

.data Size: 17KB - Virtual size: 16KB

.bss Size: - Virtual size: 20KB

.idata Size: 11KB - Virtual size: 10KB

.tls Size: - Virtual size: 52B

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

.rsrc Size: 177KB - Virtual size: 176KB

UPX0
Size: - Virtual size: 568KB

UPX1
Size: 235KB - Virtual size: 236KB

.rsrc
Size: 178KB - Virtual size: 180KB

.text
Size: 543KB - Virtual size: 543KB

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

.data
Size: 17KB - Virtual size: 16KB

.bss
Size: - Virtual size: 20KB

.idata
Size: 11KB - Virtual size: 10KB

.tls
Size: - Virtual size: 52B

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

.rsrc
Size: 177KB - Virtual size: 176KB