quasar | HEUR-Trojan[.]MSIL[.]Quasar[.]gen-e0d8602d3d0e1e373[.]exe | Triage

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General

Target

HEUR-Trojan.MSIL.Quasar.gen-e0d8602d3d0e1e373.exe
Size

2.8MB
MD5

2674f1deb958d278c0f790703c27622e
SHA1

c95081e0417ad47acc4fb6650b1f503cf807430c
SHA256

e0d8602d3d0e1e3739b3ed5e175533e503628151966c17c6dba1f8e89dbecc0d
SHA512

b3765d01eaf12e7b00fc1662e0848e6430ba3fdeb121fbe1e18666aa6bcb7bc4a776feb9d70575bd8d52560c0a9f93111cfe41480d4ea7f328cffcfd32a0a31a
SSDEEP

49152:5DHxopr+Sza+2wat1p8aSjptZwF/hQjpzMjxz77Hpfas1xgrTiOrP37VtDk3lP02:5Dmpr+Sza+dCn8aSjK7tkNBa

Score

10^/10

smart3 quasar

Malware Config

Extracted

Family

quasar

Version

1.4.0

Botnet

SMART3

C2

vpnnid.hopto.org:4783

Mutex

272f5f74-7375-4740-9675-2bfedd82d28b

Attributes

encryption_key
C390E62881F25347C39CDE51024A9C687D49675F
install_name
svshost.exe
log_directory
Logs
reconnect_delay
3000
startup_key
Client Startup
subdirectory
Intel

Signatures

Quasar family
quasar

Quasar payload 1 IoCs

resource	yara_rule
sample	family_quasar

Files

HEUR-Trojan.MSIL.Quasar.gen-e0d8602d3d0e1e373.exe
.exe windows x86

f34d5f2d4577ed6d9ceec516c1f5a744

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_NO_SEH
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE

Imports

mscoree

_CorExeMain

Sections

.text
Size: 2.8MB - Virtual size: 2.8MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rsrc
Size: 3KB - Virtual size: 2KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 512B - Virtual size: 12B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ