File name:

roommaster.exe

Full analysis: https://app.any.run/tasks/f5016227-863f-4794-ac32-3bc589489017
Verdict: Malicious activity
Analysis date: March 14, 2019, 18:08:54
OS: Windows 7 Professional Service Pack 1 (build: 7601, 32 bit)
Indicators:
MIME: application/x-dosexec
File info: PE32 executable (GUI) Intel 80386, for MS Windows
MD5:

D5244D3451C56383AA23E7806E85C370

SHA1:

1B2166634E2CF776CF287F30C100F2CDD2E66C8A

SHA256:

3962763ACFDF9940DF86D0D11BD10B9E93956E52477877F12B37E1D4C0DC5F78

SSDEEP:

24576:pveUQebwRAvTjRt1xBFS6VlfuISy0WLBUAbO8:wcLjSYfBu0

ANY.RUN is an interactive service which provides full access to the guest system. Information in this report could be distorted by user actions and is provided for user acknowledgement as it is. ANY.RUN does not guarantee maliciousness or safety of the content.

  • MALICIOUS

    • Changes the autorun value in the registry

      • roommaster.exe (PID: 3140)

  • SUSPICIOUS

    No suspicious indicators.

  • INFO

    No info indicators.
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
No Malware configuration.

TRiD

.exe | Win32 EXE PECompact compressed (generic) (79.7)
.exe | Win32 Executable (generic) (8.6)
.exe | Win16/32 Executable Delphi generic (3.9)
.exe | Generic Win/DOS Executable (3.8)
.exe | DOS Executable Generic (3.8)

EXIF

EXE

MachineType: Intel 386 or later, and compatibles
TimeStamp: 2019:01:08 02:19:44+01:00
PEType: PE32
LinkerVersion: 2.25
CodeSize: 790016
InitializedDataSize: 424448
UninitializedDataSize: -
EntryPoint: 0xc1d94
OSVersion: 5
ImageVersion: -
SubsystemVersion: 5
Subsystem: Windows GUI

Summary

Architecture: IMAGE_FILE_MACHINE_I386
Subsystem: IMAGE_SUBSYSTEM_WINDOWS_GUI
Compilation Date: 08-Jan-2019 01:19:44
Detected languages:
  • English - United States
  • Portuguese - Portugal

DOS Header

Magic number: MZ
Bytes on last page of file: 0x0050
Pages in file: 0x0002
Relocations: 0x0000
Size of header: 0x0004
Min extra paragraphs: 0x000F
Max extra paragraphs: 0xFFFF
Initial SS value: 0x0000
Initial SP value: 0x00B8
Checksum: 0x0000
Initial IP value: 0x0000
Initial CS value: 0x0000
Overlay number: 0x001A
OEM identifier: 0x0000
OEM information: 0x0000
Address of NE header: 0x00000100

PE Headers

Signature: PE
Machine: IMAGE_FILE_MACHINE_I386
Number of sections: 10
Time date stamp: 08-Jan-2019 01:19:44
Pointer to Symbol Table: 0x00000000
Number of symbols: 0
Size of Optional Header: 0x00E0
Characteristics:
  • IMAGE_FILE_32BIT_MACHINE
  • IMAGE_FILE_BYTES_REVERSED_HI
  • IMAGE_FILE_BYTES_REVERSED_LO
  • IMAGE_FILE_EXECUTABLE_IMAGE
  • IMAGE_FILE_LINE_NUMS_STRIPPED
  • IMAGE_FILE_LOCAL_SYMS_STRIPPED

Sections

Name
Virtual Address
Virtual Size
Raw Size
Charateristics
Entropy
.text
0x00001000
0x000BFED0
0x000C0000
IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ
6.43499
.itext
0x000C1000
0x00000DF8
0x00000E00
IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ
6.16943
.data
0x000C2000
0x00002E20
0x00003000
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE
4.24487
.bss
0x000C5000
0x00005450
0x00000000
IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE
0
.idata
0x000CB000
0x000031E0
0x00003200
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE
5.2453
.didata
0x000CF000
0x0000029E
0x00000400
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE
2.85039
.tls
0x000D0000
0x0000003C
0x00000000
IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE
0
.rdata
0x000D1000
0x00000018
0x00000200
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ
0.170146
.reloc
0x000D2000
0x0001120C
0x00011400
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_DISCARDABLE, IMAGE_SCN_MEM_READ
6.68589
.rsrc
0x000E4000
0x0004FE00
0x0004FE00
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ
5.19528

Resources

Title
Entropy
Size
Codepage
Language
Type
1
4.91814
850
UNKNOWN
Portuguese - Portugal
RT_MANIFEST
2
2.80231
308
UNKNOWN
English - United States
RT_CURSOR
3
3.00046
308
UNKNOWN
English - United States
RT_CURSOR
4
2.56318
308
UNKNOWN
English - United States
RT_CURSOR
5
2.6949
308
UNKNOWN
English - United States
RT_CURSOR
6
2.62527
308
UNKNOWN
English - United States
RT_CURSOR
7
2.91604
308
UNKNOWN
English - United States
RT_CURSOR
8
2.6633
308
UNKNOWN
English - United States
RT_CURSOR
4076
3.32004
356
UNKNOWN
UNKNOWN
RT_STRING
4077
3.41941
388
UNKNOWN
UNKNOWN
RT_STRING

Imports

advapi32.dll
comctl32.dll
gdi32.dll
kernel32.dll
msimg32.dll
ole32.dll
oleaut32.dll
shell32.dll
user32.dll
version.dll
No data.
screenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
30
Monitored processes
1
Malicious processes
0
Suspicious processes
0

Behavior graph

Click at the process to see the details
start roommaster.exe

Process information

PID
CMD
Path
Indicators
Parent process
3140"C:\Users\admin\AppData\Local\Temp\roommaster.exe" C:\Users\admin\AppData\Local\Temp\roommaster.exe
explorer.exe
User:
admin
Integrity Level:
MEDIUM
Exit code:
0
Modules
Images
c:\users\admin\appdata\local\temp\roommaster.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\oleaut32.dll
c:\windows\system32\ole32.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\gdi32.dll
c:\windows\system32\user32.dll
c:\windows\system32\lpk.dll
Total events
65
Read events
54
Write events
11
Delete events
0

Modification events

(PID) Process:(3140) roommaster.exeKey:HKEY_CLASSES_ROOT\Local Settings\MuiCache\5F\52C64B7E
Operation:writeName:LanguageList
Value:
en-US
(PID) Process:(3140) roommaster.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run
Operation:writeName:trust
Value:
C:\Users\Public\trust.exe
Executable files
0
Suspicious files
0
Text files
1
Unknown types
0

Dropped files

PID
Process
Filename
Type
3140roommaster.exeC:\Users\admin\AppData\Local\Temp\yhq.txthtml
MD5:—
SHA256:—
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
0
TCP/UDP connections
2
DNS requests
2
Threats
0

HTTP requests

No HTTP requests
Download PCAP, analyze network streams, HTTP content and a lot more at the full report

Connections

PID
Process
IP
Domain
ASN
CN
Reputation
3140
roommaster.exe
13.33.76.158:443
meubackup.terra.com.br
Amazon.com, Inc.
US
unknown
3140
roommaster.exe
187.17.111.47:443
sitesturbinados.online
Universo Online S.A.
BR
malicious

DNS requests

Domain
IP
Reputation
sitesturbinados.online
  • 187.17.111.47
malicious
meubackup.terra.com.br
  • 13.33.76.158
  • 13.33.76.199
  • 13.33.76.219
  • 13.33.76.101
whitelisted

Threats

No threats detected
No debug info
Interactive malware hunting service ANY.RUN
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Reports
roommaster.exe