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download:

b.exe

Full analysis: https://app.any.run/tasks/a248570e-1fe1-49ab-86e3-717a0f836046
Verdict: Malicious activity
Analysis date: May 15, 2019, 05:48:01
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:

55EB8BA4D26EF4391F437A02C91DCF88

SHA1:

BB0E722E105D9988F01AD9883C3D7E0A3E47A2F2

SHA256:

FC6139285E620B2BF633A924339B2364A2B6CCC51971EF6BA8171F566829557F

SSDEEP:

6144:0/fAhvV6B8ErzPZp5wdz753RSJT+tLFS9UHz:QfAv6B8azBwdQT+t0SHz

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

    • Starts NET.EXE for service management

      • cmd.exe (PID: 1692)

    • Changes the autorun value in the registry

      • reg.exe (PID: 1660)
      • reg.exe (PID: 2840)

    • Loads the Task Scheduler COM API

      • schtasks.exe (PID: 3216)
      • schtasks.exe (PID: 3928)
      • schtasks.exe (PID: 2652)
      • schtasks.exe (PID: 2476)
      • schtasks.exe (PID: 3712)
      • schtasks.exe (PID: 3028)
      • schtasks.exe (PID: 3304)
      • schtasks.exe (PID: 3520)
      • schtasks.exe (PID: 2924)
      • schtasks.exe (PID: 3556)
      • schtasks.exe (PID: 3896)
      • schtasks.exe (PID: 636)
      • schtasks.exe (PID: 3848)
      • schtasks.exe (PID: 1928)
      • schtasks.exe (PID: 1712)
      • schtasks.exe (PID: 1356)
      • schtasks.exe (PID: 1804)
      • schtasks.exe (PID: 3568)
      • schtasks.exe (PID: 2208)
      • schtasks.exe (PID: 2164)
      • schtasks.exe (PID: 3856)

    • Uses Task Scheduler to run other applications

      • cmd.exe (PID: 1692)

  • SUSPICIOUS

    • Creates files in the Windows directory

      • b.exe (PID: 2884)

    • Removes files from Windows directory

      • WScript.exe (PID: 2656)
      • cmd.exe (PID: 1692)

    • Application launched itself

      • b.exe (PID: 2056)
      • cmd.exe (PID: 1692)

    • Starts CMD.EXE for commands execution

      • WScript.exe (PID: 2656)
      • cmd.exe (PID: 1692)

    • Executes scripts

      • b.exe (PID: 2884)

    • Uses ATTRIB.EXE to modify file attributes

      • cmd.exe (PID: 1692)

    • Starts SC.EXE for service management

      • cmd.exe (PID: 1692)

    • Uses REG.EXE to modify Windows registry

      • cmd.exe (PID: 1692)

    • Uses TASKKILL.EXE to kill process

      • cmd.exe (PID: 1692)

    • Uses RUNDLL32.EXE to load library

      • cmd.exe (PID: 1692)

    • Creates or modifies windows services

      • netsh.exe (PID: 976)

    • Uses NETSH.EXE for network configuration

      • cmd.exe (PID: 1692)

  • 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 Executable MS Visual C++ (generic) (42.2)
.exe | Win64 Executable (generic) (37.3)
.dll | Win32 Dynamic Link Library (generic) (8.8)
.exe | Win32 Executable (generic) (6)
.exe | Generic Win/DOS Executable (2.7)

EXIF

EXE

Subsystem: Windows GUI
SubsystemVersion: 5.1
ImageVersion: -
OSVersion: 5.1
EntryPoint: 0x1d549
UninitializedDataSize: -
InitializedDataSize: 109056
CodeSize: 190976
LinkerVersion: 14
PEType: PE32
TimeStamp: 2018:09:30 20:01:44+02:00
MachineType: Intel 386 or later, and compatibles

Summary

Architecture: IMAGE_FILE_MACHINE_I386
Subsystem: IMAGE_SUBSYSTEM_WINDOWS_GUI
Compilation Date: 30-Sep-2018 18:01:44
Detected languages:
  • Chinese - PRC
Debug artifacts:
  • D:\Projects\WinRAR\sfx\build\sfxrar32\Release\sfxrar.pdb

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: 0x00000120

PE Headers

Signature: PE
Machine: IMAGE_FILE_MACHINE_I386
Number of sections: 6
Time date stamp: 30-Sep-2018 18:01:44
Pointer to Symbol Table: 0x00000000
Number of symbols: 0
Size of Optional Header: 0x00E0
Characteristics:
  • IMAGE_FILE_32BIT_MACHINE
  • IMAGE_FILE_EXECUTABLE_IMAGE

Sections

Name
Virtual Address
Virtual Size
Raw Size
Charateristics
Entropy
.text
0x00001000
0x0002E924
0x0002EA00
IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ
6.69845
.rdata
0x00030000
0x00009A8C
0x00009C00
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ
5.13014
.data
0x0003A000
0x000203A0
0x00000C00
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE
3.23545
.gfids
0x0005B000
0x000000E8
0x00000200
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ
2.09308
.rsrc
0x0005C000
0x0000DFD0
0x0000E000
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ
6.60013
.reloc
0x0006A000
0x00001FDC
0x00002000
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_DISCARDABLE, IMAGE_SCN_MEM_READ
6.67876

Resources

Title
Entropy
Size
Codepage
Language
Type
1
5.25329
1875
Latin 1 / Western European
Chinese - PRC
RT_MANIFEST
2
5.10026
2216
Latin 1 / Western European
Chinese - PRC
RT_ICON
3
5.25868
3752
Latin 1 / Western European
Chinese - PRC
RT_ICON
4
5.02609
1128
Latin 1 / Western European
Chinese - PRC
RT_ICON
5
5.18109
4264
Latin 1 / Western European
Chinese - PRC
RT_ICON
6
5.04307
9640
Latin 1 / Western European
Chinese - PRC
RT_ICON
7
5.24197
182
Latin 1 / Western European
Chinese - PRC
RT_STRING
8
5.27357
214
Latin 1 / Western European
Chinese - PRC
RT_STRING
9
5.38938
202
Latin 1 / Western European
Chinese - PRC
RT_STRING
10
5.11103
116
Latin 1 / Western European
Chinese - PRC
RT_STRING

Imports

KERNEL32.dll
USER32.dll (delay-loaded)
gdiplus.dll
No data.
screenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
271
Monitored processes
233
Malicious processes
4
Suspicious processes
0

Behavior graph

Click at the process to see the details
start b.exe no specs b.exe wscript.exe no specs cmd.exe no specs net1.exe no specs net1.exe no specs net1.exe no specs net.exe no specs net1.exe no specs sc.exe no specs attrib.exe no specs attrib.exe no specs attrib.exe no specs attrib.exe no specs attrib.exe no specs attrib.exe no specs attrib.exe no specs attrib.exe no specs attrib.exe no specs taskkill.exe no specs cacls.exe no specs cacls.exe no specs cacls.exe no specs cacls.exe no specs cacls.exe no specs cacls.exe no specs cacls.exe no specs cacls.exe no specs cacls.exe no specs cacls.exe no specs cacls.exe no specs cacls.exe no specs cacls.exe no specs cacls.exe no specs cacls.exe no specs cacls.exe no specs cacls.exe no specs cacls.exe no specs cacls.exe no specs cacls.exe no specs cacls.exe no specs cacls.exe no specs cacls.exe no specs cacls.exe no specs cacls.exe no specs cacls.exe no specs cacls.exe no specs cacls.exe no specs cacls.exe no specs cacls.exe no specs cacls.exe no specs cacls.exe no specs cacls.exe no specs cacls.exe no specs cacls.exe no specs cacls.exe no specs cacls.exe no specs cacls.exe no specs cacls.exe no specs cacls.exe no specs cacls.exe no specs cacls.exe no specs cacls.exe no specs cacls.exe no specs cacls.exe no specs cacls.exe no specs cacls.exe no specs cacls.exe no specs cacls.exe no specs cacls.exe no specs cacls.exe no specs cacls.exe no specs cacls.exe no specs cacls.exe no specs cacls.exe no specs cacls.exe no specs cacls.exe no specs cacls.exe no specs cacls.exe no specs cacls.exe no specs cacls.exe no specs cacls.exe no specs cacls.exe no specs cacls.exe no specs cacls.exe no specs cacls.exe no specs cacls.exe no specs cacls.exe no specs cacls.exe no specs cacls.exe no specs cacls.exe no specs cacls.exe no specs cacls.exe no specs cacls.exe no specs cacls.exe no specs cacls.exe no specs cacls.exe no specs cacls.exe no specs cacls.exe no specs cacls.exe no specs cacls.exe no specs cacls.exe no specs cacls.exe no specs cacls.exe no specs cacls.exe no specs cacls.exe no specs cacls.exe no specs cacls.exe no specs cacls.exe no specs cacls.exe no specs cacls.exe no specs cacls.exe no specs cacls.exe no specs cacls.exe no specs cacls.exe no specs cacls.exe no specs cacls.exe no specs cacls.exe no specs cacls.exe no specs cacls.exe no specs cacls.exe no specs cacls.exe no specs cacls.exe no specs cacls.exe no specs cacls.exe no specs cacls.exe no specs cacls.exe no specs cacls.exe no specs cacls.exe no specs cacls.exe no specs cacls.exe no specs cacls.exe no specs cacls.exe no specs cacls.exe no specs cacls.exe no specs cacls.exe no specs cacls.exe no specs cacls.exe no specs cacls.exe no specs cacls.exe no specs cacls.exe no specs cacls.exe no specs cacls.exe no specs cacls.exe no specs cacls.exe no specs reg.exe reg.exe reg.exe no specs reg.exe no specs cmd.exe no specs cmd.exe no specs cmd.exe no specs cmd.exe no specs net.exe no specs net1.exe no specs schtasks.exe no specs schtasks.exe no specs schtasks.exe no specs schtasks.exe no specs schtasks.exe no specs wmic.exe no specs wmic.exe no specs wmic.exe no specs wmic.exe no specs wmic.exe no specs wmic.exe no specs wmic.exe no specs findstr.exe no specs cmd.exe no specs wmic.exe no specs findstr.exe no specs schtasks.exe no specs schtasks.exe no specs schtasks.exe no specs schtasks.exe no specs schtasks.exe no specs schtasks.exe no specs schtasks.exe no specs schtasks.exe no specs schtasks.exe no specs schtasks.exe no specs schtasks.exe no specs schtasks.exe no specs schtasks.exe no specs schtasks.exe no specs schtasks.exe no specs schtasks.exe no specs taskkill.exe no specs rundll32.exe no specs netsh.exe no specs netsh.exe no specs netsh.exe no specs netsh.exe no specs netsh.exe no specs netsh.exe no specs netsh.exe no specs netsh.exe no specs sc.exe no specs net.exe no specs net1.exe no specs netsh.exe no specs netsh.exe no specs netsh.exe no specs netsh.exe no specs netsh.exe no specs netsh.exe no specs netsh.exe no specs netsh.exe no specs netsh.exe no specs netsh.exe no specs netsh.exe no specs netsh.exe no specs netsh.exe no specs netsh.exe no specs netsh.exe no specs netsh.exe no specs netsh.exe no specs cmd.exe no specs find.exe no specs wmic.exe no specs wmic.exe no specs wmic.exe no specs wmic.exe no specs wmic.exe no specs wmic.exe no specs wmic.exe no specs wmic.exe no specs wmic.exe no specs wmic.exe no specs wmic.exe no specs wmic.exe no specs wmic.exe no specs wmiapsrv.exe no specs

Process information

PID
CMD
Path
Indicators
Parent process
2056"C:\Users\admin\AppData\Local\Temp\b.exe" C:\Users\admin\AppData\Local\Temp\b.exe—explorer.exe
User:
admin
Integrity Level:
MEDIUM
Exit code:
0
2884"C:\Users\admin\AppData\Local\Temp\b.exe" -el -s2 "-dC:\Windows\ime" "-sp"C:\Users\admin\AppData\Local\Temp\b.exe
b.exe
User:
admin
Integrity Level:
HIGH
Exit code:
0
2656"C:\Windows\System32\WScript.exe" "C:\Windows\ime\n.vbs" C:\Windows\System32\WScript.exe—b.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
HIGH
Description:
Microsoft ® Windows Based Script Host
Exit code:
0
Version:
5.8.7600.16385
1692cmd /c ""C:\Windows\ime\c3.bat" "C:\Windows\System32\cmd.exe—WScript.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
HIGH
Description:
Windows Command Processor
Exit code:
1
Version:
6.1.7601.17514 (win7sp1_rtm.101119-1850)
284net1 user mm123$ /delC:\Windows\system32\net1.exe—cmd.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
HIGH
Description:
Net Command
Exit code:
2
Version:
6.1.7601.17514 (win7sp1_rtm.101119-1850)
2232net1 user admin$ /delC:\Windows\system32\net1.exe—cmd.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
HIGH
Description:
Net Command
Exit code:
2
Version:
6.1.7601.17514 (win7sp1_rtm.101119-1850)
1300net1 user sysadm05 /delC:\Windows\system32\net1.exe—cmd.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
HIGH
Description:
Net Command
Exit code:
2
Version:
6.1.7601.17514 (win7sp1_rtm.101119-1850)
2164net stop AnyDeskC:\Windows\system32\net.exe—cmd.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
HIGH
Description:
Net Command
Exit code:
2
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
252C:\Windows\system32\net1 stop AnyDeskC:\Windows\system32\net1.exe—net.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
HIGH
Description:
Net Command
Exit code:
2
Version:
6.1.7601.17514 (win7sp1_rtm.101119-1850)
3956sc config AnyDesk start= disabledC:\Windows\system32\sc.exe—cmd.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
HIGH
Description:
A tool to aid in developing services for WindowsNT
Exit code:
1060
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
Total events
2 219
Read events
996
Write events
0
Delete events
0

Modification events

No data
Executable files
0
Suspicious files
0
Text files
2
Unknown types
0

Dropped files

PID
Process
Filename
Type
2884b.exeC:\Windows\IME\c3.battext
MD5:CF4B6097CB46E94FE0CB96CB1F5E42A5
SHA256:99C475CDA56B248901529826F34141E13A0615FE38BC4A7E524A9E8F91BE59A9
2884b.exeC:\Windows\IME\n.vbstext
MD5:9BDDAFB6CE6FC47FE706BAE8B6963662
SHA256:4E886A70B4C097BBD0FEAB3B2A1DBAA8E1A305F2D1C9B1745F7E9B6B5C8392C9
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
0
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

No data

Threats

No threats detected
No debug info
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Reports
b.exe