modiloader | 5721981bdfd993d5603009364800197491758eeef05b43e8e15b463ae772158a[.]exe[.]zip

General

Target

5721981bdfd993d5603009364800197491758eeef05b43e8e15b463ae772158a.exe.zip
Size

3.3MB
MD5

aee556b97e8009b951e31353d70e6d2f
SHA1

36790221f6e2d11623751898a97a2847155b9351
SHA256

bca5cdbeac7046b9abbb73be2d1326fb988403d74c0bb65b92b2243b109d801f
SHA512

7e3e282bd40f04d0ba55670281bfefc1841535bc4d6dbb7e5a736ef7b9a2d3ff1f6135e03a3ece4c1e84d114ba63149d0596e967ef6f06c25e4109d34fbaf443
SSDEEP

98304:fGUn8wp/jyd+iARUjP/7qP+t8UqWimuA2F9DAM:3pLy4H41qWimuAKDl

Score

10^/10

upx modiloader

Malware Config

Signatures

ModiLoader First Stage 1 IoCs

Processes:

resource	yara_rule
static1/unpack002/out.upx	modiloader_stage1

Modiloader family
modiloader

UPX packed file 1 IoCs

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

upx

Processes:

resource	yara_rule
static1/unpack001/5721981bdfd993d5603009364800197491758eeef05b43e8e15b463ae772158a.exe	upx

Unsigned PE 2 IoCs

Checks for missing Authenticode signature.

Processes:

resource
unpack001/5721981bdfd993d5603009364800197491758eeef05b43e8e15b463ae772158a.exe
unpack002/out.upx

Files

5721981bdfd993d5603009364800197491758eeef05b43e8e15b463ae772158a.exe.zip
.zip

Password: infected
5721981bdfd993d5603009364800197491758eeef05b43e8e15b463ae772158a.exe
.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_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: 3.3MB - Virtual size: 3.3MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 15KB - Virtual size: 16KB

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_BYTES_REVERSED_HI

Sections

CODE
Size: 2.4MB - Virtual size: 2.4MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

DATA
Size: 109KB - Virtual size: 109KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

BSS
Size: - Virtual size: 16KB

IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.tls
Size: - Virtual size: 28B

IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rdata
Size: 512B - Virtual size: 54B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 130KB - Virtual size: 129KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 2.3MB - Virtual size: 2.3MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

Password: infected

Headers

File Characteristics

Sections

UPX0 Size: - Virtual size: 1.8MB

UPX1 Size: 3.3MB - Virtual size: 3.3MB

.rsrc Size: 15KB - Virtual size: 16KB

Headers

File Characteristics

Sections

CODE Size: 2.4MB - Virtual size: 2.4MB

DATA Size: 109KB - Virtual size: 109KB

BSS Size: - Virtual size: 16KB

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

.tls Size: - Virtual size: 28B

.rdata Size: 512B - Virtual size: 54B

.reloc Size: 130KB - Virtual size: 129KB

.rsrc Size: 2.3MB - Virtual size: 2.3MB

UPX0
Size: - Virtual size: 1.8MB

UPX1
Size: 3.3MB - Virtual size: 3.3MB

.rsrc
Size: 15KB - Virtual size: 16KB

CODE
Size: 2.4MB - Virtual size: 2.4MB

DATA
Size: 109KB - Virtual size: 109KB

BSS
Size: - Virtual size: 16KB

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

.tls
Size: - Virtual size: 28B

.rdata
Size: 512B - Virtual size: 54B

.reloc
Size: 130KB - Virtual size: 129KB

.rsrc
Size: 2.3MB - Virtual size: 2.3MB