dcrat | installer[.]exe | Triage

Sharing

General

Target

installer.exe
Size

12.6MB
MD5

1d7779cf1eb8b628fb7b51632ff0b1ef
SHA1

8517b912bf43920019974502e845c46008153c81
SHA256

eaf369efb906f72afea8f894b6867ef70bc87acafcc04f28c6fedb2bf512c0ba
SHA512

d27224331c80334a35d4b6089db009a03edb7d80cca12c2483517617d4cbea618fc10a6599ca869de6a2a52022d71f9c07ea8fa328fb341f01506133bb71c42b
SSDEEP

98304:qN8TuGLcT86GaEk4xK+NAwmRtaudDN8TuGLcT86GaEk4xK+NAwmRtaud0bJzREdj:V4crE5Gud24crE5Gud0lkoxw

Score

10^/10

rat dcrat 44caliber

Malware Config

Signatures

44caliber family
44caliber
DCRat payload 1 IoCs
Detects payload of DCRat, commonly dropped by NSIS installers.
rat

Processes:

resource yara_rule

sample dcrat
Dcrat family
dcrat
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.

Processes:

resource

installer.exe

Files

installer.exe
.exe windows:4 windows x86 arch:x86

Headers

File Characteristics

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: 5KB - Virtual size: 4KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

DATA
Size: 512B - Virtual size: 124B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

BSS
Size: - Virtual size: 1KB

IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.idata
Size: 1024B - Virtual size: 770B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.tls
Size: - Virtual size: 4B

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: 512B - Virtual size: 456B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 12.6MB - Virtual size: 12.6MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ