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File name:

vungtau_samples.exe

Full analysis: https://app.any.run/tasks/e880fa4f-00a9-4743-a525-c662abf8c27b
Verdict: Malicious activity
Analysis date: November 15, 2018, 03:50:50
OS: Windows 7 Professional Service Pack 1 (build: 7601, 32 bit)
Indicators:
MIME: application/x-dosexec
File info: PE32 executable (GUI) Intel 80386 (stripped to external PDB), for MS Windows
MD5:

D7CC6C987C68A88DEFDAB3A59070777E

SHA1:

C1BEEC6F6B8CC01FC093AC896D33F89F885E7D07

SHA256:

15CC3CAD7AEC406A9EC93554C9EAF0BFBCC740BEF9D52DBC32BF559E90F53FEE

SSDEEP:

12288:eWYYXiz3NPgpP7r9r/+ppppppppppppppppppppppppppppp0G:PX03Ne1q

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

      • vungtau_samples.exe (PID: 1496)
  • SUSPICIOUS

    • Executable content was dropped or overwritten

      • vungtau_samples.exe (PID: 1496)
    • Starts CMD.EXE for commands execution

      • vungtau_samples.exe (PID: 1496)
  • INFO

    • Reads Microsoft Office registry keys

      • WINWORD.EXE (PID: 3912)
    • Creates files in the user directory

      • WINWORD.EXE (PID: 3912)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
No Malware configuration.

TRiD

.exe | Win32 Executable MS Visual C++ (generic) (67.3)
.dll | Win32 Dynamic Link Library (generic) (14.1)
.exe | Win32 Executable (generic) (9.7)
.exe | Generic Win/DOS Executable (4.3)
.exe | DOS Executable Generic (4.3)

EXIF

EXE

MachineType: Intel 386 or later, and compatibles
TimeStamp: 1998:10:14 10:31:48+02:00
PEType: PE32
LinkerVersion: 2.24
CodeSize: 157184
InitializedDataSize: 418304
UninitializedDataSize: 373760
EntryPoint: 0x12a0
OSVersion: 4
ImageVersion: 1
SubsystemVersion: 4
Subsystem: Windows GUI

Summary

Architecture: IMAGE_FILE_MACHINE_I386
Subsystem: IMAGE_SUBSYSTEM_WINDOWS_GUI
Compilation Date: 14-Oct-1998 08:31:48
Detected languages:
  • English - United States
TLS Callbacks: 3 callback(s) detected.

DOS Header

Magic number: MZ
Bytes on last page of file: 0x0090
Pages in file: 0x0003
Relocations: 0x0000
Size of header: 0x0004
Min extra paragraphs: 0x0000
Max extra paragraphs: 0xFFFF
Initial SS value: 0x0000
Initial SP value: 0x00B8
Checksum: 0x0000
Initial IP value: 0x0000
Initial CS value: 0x0000
Overlay number: 0x0000
OEM identifier: 0x0000
OEM information: 0x0000
Address of NE header: 0x00000080

PE Headers

Signature: PE
Machine: IMAGE_FILE_MACHINE_I386
Number of sections: 9
Time date stamp: 14-Oct-1998 08:31:48
Pointer to Symbol Table: 0x00000000
Number of symbols: 0
Size of Optional Header: 0x00E0
Characteristics:
  • IMAGE_FILE_32BIT_MACHINE
  • IMAGE_FILE_DEBUG_STRIPPED
  • IMAGE_FILE_EXECUTABLE_IMAGE
  • IMAGE_FILE_LINE_NUMS_STRIPPED
  • IMAGE_FILE_LOCAL_SYMS_STRIPPED
  • IMAGE_FILE_RELOCS_STRIPPED

Sections

Name
Virtual Address
Virtual Size
Raw Size
Charateristics
Entropy
.text
0x00001000
0x00026520
0x00026600
IMAGE_SCN_ALIGN_1024BYTES, IMAGE_SCN_ALIGN_16BYTES, IMAGE_SCN_ALIGN_1BYTES, IMAGE_SCN_ALIGN_2048BYTES, IMAGE_SCN_ALIGN_256BYTES, IMAGE_SCN_ALIGN_32BYTES, IMAGE_SCN_ALIGN_4096BYTES, IMAGE_SCN_ALIGN_4BYTES, IMAGE_SCN_ALIGN_64BYTES, IMAGE_SCN_ALIGN_8192BYTES, IMAGE_SCN_ALIGN_8BYTES, IMAGE_SCN_ALIGN_MASK, IMAGE_SCN_CNT_CODE, IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ
6.11561
.data
0x00028000
0x000051D4
0x00005200
IMAGE_SCN_ALIGN_1024BYTES, IMAGE_SCN_ALIGN_16BYTES, IMAGE_SCN_ALIGN_1BYTES, IMAGE_SCN_ALIGN_2048BYTES, IMAGE_SCN_ALIGN_256BYTES, IMAGE_SCN_ALIGN_2BYTES, IMAGE_SCN_ALIGN_32BYTES, IMAGE_SCN_ALIGN_4096BYTES, IMAGE_SCN_ALIGN_4BYTES, IMAGE_SCN_ALIGN_512BYTES, IMAGE_SCN_ALIGN_64BYTES, IMAGE_SCN_ALIGN_8192BYTES, IMAGE_SCN_ALIGN_8BYTES, IMAGE_SCN_ALIGN_MASK, IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE
0.919079
.rdata
0x0002E000
0x00003C48
0x00003E00
IMAGE_SCN_ALIGN_1024BYTES, IMAGE_SCN_ALIGN_16BYTES, IMAGE_SCN_ALIGN_1BYTES, IMAGE_SCN_ALIGN_2048BYTES, IMAGE_SCN_ALIGN_256BYTES, IMAGE_SCN_ALIGN_2BYTES, IMAGE_SCN_ALIGN_32BYTES, IMAGE_SCN_ALIGN_4096BYTES, IMAGE_SCN_ALIGN_4BYTES, IMAGE_SCN_ALIGN_512BYTES, IMAGE_SCN_ALIGN_64BYTES, IMAGE_SCN_ALIGN_8192BYTES, IMAGE_SCN_ALIGN_8BYTES, IMAGE_SCN_ALIGN_MASK, IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ
5.35531
.eh_fram\xa0\x03
0x00032000
0x000003A0
0x00000400
IMAGE_SCN_ALIGN_1024BYTES, IMAGE_SCN_ALIGN_16BYTES, IMAGE_SCN_ALIGN_1BYTES, IMAGE_SCN_ALIGN_256BYTES, IMAGE_SCN_ALIGN_2BYTES, IMAGE_SCN_ALIGN_32BYTES, IMAGE_SCN_ALIGN_4096BYTES, IMAGE_SCN_ALIGN_4BYTES, IMAGE_SCN_ALIGN_512BYTES, IMAGE_SCN_ALIGN_64BYTES, IMAGE_SCN_ALIGN_8192BYTES, IMAGE_SCN_ALIGN_MASK, IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ
4.28545
.bss
0x00033000
0x0005B3F0
0x00000000
IMAGE_SCN_ALIGN_1024BYTES, IMAGE_SCN_ALIGN_16BYTES, IMAGE_SCN_ALIGN_1BYTES, IMAGE_SCN_ALIGN_2048BYTES, IMAGE_SCN_ALIGN_256BYTES, IMAGE_SCN_ALIGN_2BYTES, IMAGE_SCN_ALIGN_32BYTES, IMAGE_SCN_ALIGN_4096BYTES, IMAGE_SCN_ALIGN_4BYTES, IMAGE_SCN_ALIGN_512BYTES, IMAGE_SCN_ALIGN_64BYTES, IMAGE_SCN_ALIGN_8192BYTES, IMAGE_SCN_ALIGN_8BYTES, IMAGE_SCN_ALIGN_MASK, IMAGE_SCN_CNT_UNINITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE
0
.idata
0x0008F000
0x0000162C
0x00001800
IMAGE_SCN_ALIGN_1024BYTES, IMAGE_SCN_ALIGN_16BYTES, IMAGE_SCN_ALIGN_1BYTES, IMAGE_SCN_ALIGN_256BYTES, IMAGE_SCN_ALIGN_2BYTES, IMAGE_SCN_ALIGN_32BYTES, IMAGE_SCN_ALIGN_4096BYTES, IMAGE_SCN_ALIGN_4BYTES, IMAGE_SCN_ALIGN_512BYTES, IMAGE_SCN_ALIGN_64BYTES, IMAGE_SCN_ALIGN_8192BYTES, IMAGE_SCN_ALIGN_MASK, IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE
5.18678
.CRT
0x00091000
0x0000001C
0x00000200
IMAGE_SCN_ALIGN_1024BYTES, IMAGE_SCN_ALIGN_16BYTES, IMAGE_SCN_ALIGN_1BYTES, IMAGE_SCN_ALIGN_256BYTES, IMAGE_SCN_ALIGN_2BYTES, IMAGE_SCN_ALIGN_32BYTES, IMAGE_SCN_ALIGN_4096BYTES, IMAGE_SCN_ALIGN_4BYTES, IMAGE_SCN_ALIGN_512BYTES, IMAGE_SCN_ALIGN_64BYTES, IMAGE_SCN_ALIGN_8192BYTES, IMAGE_SCN_ALIGN_MASK, IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE
0.175526
.tls
0x00092000
0x00000020
0x00000200
IMAGE_SCN_ALIGN_1024BYTES, IMAGE_SCN_ALIGN_16BYTES, IMAGE_SCN_ALIGN_1BYTES, IMAGE_SCN_ALIGN_256BYTES, IMAGE_SCN_ALIGN_2BYTES, IMAGE_SCN_ALIGN_32BYTES, IMAGE_SCN_ALIGN_4096BYTES, IMAGE_SCN_ALIGN_4BYTES, IMAGE_SCN_ALIGN_512BYTES, IMAGE_SCN_ALIGN_64BYTES, IMAGE_SCN_ALIGN_8192BYTES, IMAGE_SCN_ALIGN_MASK, IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE
0.227252
.rsrc
0x00093000
0x00034A50
0x00034C00
IMAGE_SCN_ALIGN_1024BYTES, IMAGE_SCN_ALIGN_16BYTES, IMAGE_SCN_ALIGN_1BYTES, IMAGE_SCN_ALIGN_256BYTES, IMAGE_SCN_ALIGN_2BYTES, IMAGE_SCN_ALIGN_32BYTES, IMAGE_SCN_ALIGN_4096BYTES, IMAGE_SCN_ALIGN_4BYTES, IMAGE_SCN_ALIGN_512BYTES, IMAGE_SCN_ALIGN_64BYTES, IMAGE_SCN_ALIGN_8192BYTES, IMAGE_SCN_ALIGN_MASK, IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE
4.42088

Resources

Title
Entropy
Size
Codepage
Language
Type
1
3.09899
1640
UNKNOWN
English - United States
RT_ICON
2
3.59953
744
UNKNOWN
English - United States
RT_ICON
3
3.14486
488
UNKNOWN
English - United States
RT_ICON
4
3.09101
296
UNKNOWN
English - United States
RT_ICON
5
7.94665
13792
UNKNOWN
English - United States
RT_ICON
6
4.86974
3752
UNKNOWN
English - United States
RT_ICON
7
4.81963
2216
UNKNOWN
English - United States
RT_ICON
8
4.29158
1736
UNKNOWN
English - United States
RT_ICON
9
3.02008
1384
UNKNOWN
English - United States
RT_ICON
10
3.43049
67624
UNKNOWN
English - United States
RT_ICON

Imports

ADVAPI32.DLL
KERNEL32.dll
SHELL32.DLL
USER32.dll
WININET.DLL
WS2_32.dll
msvcrt.dll
No data.
screenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
35
Monitored processes
3
Malicious processes
1
Suspicious processes
0

Behavior graph

Click at the process to see the details
start vungtau_samples.exe cmd.exe no specs winword.exe no specs

Process information

PID
CMD
Path
Indicators
Parent process
1496"C:\Users\admin\AppData\Local\Temp\vungtau_samples.exe" C:\Users\admin\AppData\Local\Temp\vungtau_samples.exe
explorer.exe
User:
admin
Integrity Level:
MEDIUM
3068cmd /c ""C:\Users\admin\AppData\Local\Temp\I12648430.bat" "C:\Windows\system32\cmd.exevungtau_samples.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Windows Command Processor
Exit code:
1
Version:
6.1.7601.17514 (win7sp1_rtm.101119-1850)
3912"C:\Program Files\Microsoft Office\Office14\WINWORD.EXE" /n "C:\Users\admin\Desktop\wrotewatch.rtf"C:\Program Files\Microsoft Office\Office14\WINWORD.EXEexplorer.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Microsoft Word
Exit code:
0
Version:
14.0.6024.1000
Total events
886
Read events
795
Write events
0
Delete events
0

Modification events

No data
Executable files
1
Suspicious files
0
Text files
3
Unknown types
4

Dropped files

PID
Process
Filename
Type
3912WINWORD.EXEC:\Users\admin\AppData\Local\Temp\CVR12E2.tmp.cvr
MD5:
SHA256:
3912WINWORD.EXEC:\Users\admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.Word\~WRS{AEA877D4-38DC-49A0-A1D0-13CCD6FB4539}.tmp
MD5:
SHA256:
3912WINWORD.EXEC:\Users\admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.Word\~WRS{1DA1C1E8-8BDA-4424-B893-D186A961809D}.tmp
MD5:
SHA256:
3912WINWORD.EXEC:\Users\admin\AppData\Roaming\Microsoft\Templates\~$Normal.dotmpgc
MD5:0E263406C1E06F15B735996F8846F3A4
SHA256:B12955504FC8C1B9F2B2ADCAF76020A3136FDC32AD85192A8892776F06DECF7C
3912WINWORD.EXEC:\Users\admin\AppData\Roaming\Microsoft\Office\Recent\index.dattext
MD5:A0C2F9227DEA6B8467774D7EA71DD8AC
SHA256:9323515692746882B557F10BDD45ED65341FD15DF7DA9F45BD8245BAD86CC72B
3912WINWORD.EXEC:\Users\admin\AppData\Roaming\Microsoft\Office\Recent\wrotewatch.rtf.LNKlnk
MD5:609C1AA96A6417C71543BE74C7EC00A2
SHA256:1B2BD79EF84A35A960E28EC9E3F280CABC717C83EFD4CB7FEB1A40401D8F49CB
3912WINWORD.EXEC:\Users\admin\Desktop\~$otewatch.rtfpgc
MD5:0D32B3A50BB014E846FCE7BB53B19295
SHA256:0F6C2A69E8C608973EDD21CB2B43215F684661D49F619A030E4E9E9CB92926E0
1496vungtau_samples.exeC:\Users\admin\AppData\Roaming\12648430\lsass.exeexecutable
MD5:D7CC6C987C68A88DEFDAB3A59070777E
SHA256:15CC3CAD7AEC406A9EC93554C9EAF0BFBCC740BEF9D52DBC32BF559E90F53FEE
1496vungtau_samples.exeC:\Users\admin\AppData\Local\Temp\I12648430.battext
MD5:97AAE1211F3A9C7ECD8531EE87ED5354
SHA256:8668F8216A6E5AB8FF1FB5D4AD886BA768C843EB98394CD260D53E8ED4FBC145
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
0
TCP/UDP connections
0
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

No data

DNS requests

Domain
IP
Reputation
update.microsoft.com
  • 65.55.50.157
  • 65.55.50.190
whitelisted
mbaquyahcn.biz
malicious

Threats

No threats detected
No debug info