modiloader | a8419b40b08010ac4280ed6af48ca614ad25d472da403d6f6acaaaecc62e73aa[.]exe[.]zip

General

Target

a8419b40b08010ac4280ed6af48ca614ad25d472da403d6f6acaaaecc62e73aa.exe.zip
Size

3.3MB
MD5

3c0855dcc8da46329c2850cb8179155f
SHA1

0368cc9b9414c3306d19bb58d4cf9f41aff71a44
SHA256

514c51e22994e994ad8f49dddbb3878cb571699418c1fc8bfc06441f09bf8fb2
SHA512

a889b97d76e6ad367943e194a0f48b2560f96ea46492a63773f99c7bd67a1c85c7bcd3061d84957488c3ca61e4841a213ba6f97bb536b599c5fd7a1504497ab8
SSDEEP

98304:3yo1WGp+wRiBEeNJnmpf9JgFSryMQWG1Q/:Con9uEeGXE9MQJE

Score

10^/10

Malware Config

Signatures

ModiLoader First Stage 1 IoCs

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

resource	yara_rule
static1/unpack001/a8419b40b08010ac4280ed6af48ca614ad25d472da403d6f6acaaaecc62e73aa.exe	upx

Unsigned PE 2 IoCs

Checks for missing Authenticode signature.

resource
unpack001/a8419b40b08010ac4280ed6af48ca614ad25d472da403d6f6acaaaecc62e73aa.exe
unpack002/out.upx

Files

a8419b40b08010ac4280ed6af48ca614ad25d472da403d6f6acaaaecc62e73aa.exe.zip
.zip

Password: infected
a8419b40b08010ac4280ed6af48ca614ad25d472da403d6f6acaaaecc62e73aa.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