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File name:

bild.exe

Full analysis: https://app.any.run/tasks/c13d95ee-cc17-4837-a937-2f3b4525d29e
Verdict: Malicious activity
Analysis date: March 30, 2020, 18:55:47
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:

6C8B8901F21D071914807F9B551C6818

SHA1:

88427C1105E20A39ABE29594A30CEEC441287E7E

SHA256:

A3B9968A64C4FC788CE6D6A11ACE4DB0483909504B19FA657458636A1F174BA6

SSDEEP:

24576:hdBhIp1vk1/G96Rr5wl+gtK8S066u1tBqxOstDf7rp4AiVoLGCZnK04zNqxmdHPZ:hdIuwlSzqx1oJ3IsnoN4Gj

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

    • Deletes shadow copies

      • powershell.exe (PID: 3272)

    • Starts BCDEDIT.EXE to disable recovery

      • powershell.exe (PID: 3272)

  • SUSPICIOUS

    • Uses REG.EXE to modify Windows registry

      • powershell.exe (PID: 3272)

    • Executes PowerShell scripts

      • bild.exe (PID: 3292)

    • Creates files in the user directory

      • powershell.exe (PID: 3272)
      • powershell.exe (PID: 3736)

    • Starts NET.EXE for network exploration

      • powershell.exe (PID: 3736)

    • Writes to a desktop.ini file (may be used to cloak folders)

      • bild.exe (PID: 3292)

    • Creates files in the program directory

      • bild.exe (PID: 3292)

  • 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 | Win64 Executable (generic) (76.4)
.exe | Win32 Executable (generic) (12.4)
.exe | Generic Win/DOS Executable (5.5)
.exe | DOS Executable Generic (5.5)

EXIF

EXE

MachineType: Intel 386 or later, and compatibles
TimeStamp: 0000:00:00 00:00:00
PEType: PE32
LinkerVersion: 3
CodeSize: 1167872
InitializedDataSize: 90112
UninitializedDataSize: -
EntryPoint: 0x57840
OSVersion: 6.1
ImageVersion: 1
SubsystemVersion: 6.1
Subsystem: Windows GUI

Summary

Architecture: IMAGE_FILE_MACHINE_I386
Subsystem: IMAGE_SUBSYSTEM_WINDOWS_GUI
Compilation Date: 01-Jan-1970 00:00:00

DOS Header

Magic number: MZ
Bytes on last page of file: 0x0090
Pages in file: 0x0003
Relocations: 0x0004
Size of header: 0x0000
Min extra paragraphs: 0x0000
Max extra paragraphs: 0xFFFF
Initial SS value: 0x0000
Initial SP value: 0x008B
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: 5
Time date stamp: 01-Jan-1970 00:00:00
Pointer to Symbol Table: 0x00266400
Number of symbols: 0
Size of Optional Header: 0x00E0
Characteristics:
  • IMAGE_FILE_32BIT_MACHINE
  • IMAGE_FILE_DEBUG_STRIPPED
  • IMAGE_FILE_EXECUTABLE_IMAGE
  • IMAGE_FILE_RELOCS_STRIPPED

Sections

Name
Virtual Address
Virtual Size
Raw Size
Charateristics
Entropy
.text
0x00001000
0x0011D0BE
0x0011D200
IMAGE_SCN_CNT_CODE, IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ
6.10733
.rdata
0x0011F000
0x00132817
0x00132A00
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ
5.72258
.data
0x00252000
0x0002AC18
0x00016000
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE
5.08169
.idata
0x0027D000
0x000003AA
0x00000400
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE
4.52866
.symtab
0x0027E000
0x00000004
0x00000200
IMAGE_SCN_MEM_DISCARDABLE, IMAGE_SCN_MEM_READ
0.0203931

Imports

kernel32.dll
No data.
screenshotscreenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
84
Monitored processes
48
Malicious processes
2
Suspicious processes
0

Behavior graph

Click at the process to see the details
start bild.exe no specs powershell.exe no specs net.exe no specs powershell.exe no specs wmic.exe no specs vssadmin.exe no specs reg.exe no specs reg.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 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 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 bcdedit.exe no specs bcdedit.exe no specs

Process information

PID
CMD
Path
Indicators
Parent process
3292"C:\Users\admin\AppData\Local\Temp\bild.exe" C:\Users\admin\AppData\Local\Temp\bild.exe—explorer.exe
User:
admin
Integrity Level:
MEDIUM
3736powershell.exe -NoExit -Command -C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe—bild.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Windows PowerShell
Exit code:
0
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
4048"C:\Windows\system32\net.exe" viewC:\Windows\system32\net.exe—powershell.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Net Command
Exit code:
2
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
3272powershell.exe -NoExit -Command -C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe—bild.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Windows PowerShell
Exit code:
0
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
2312"C:\Windows\System32\Wbem\WMIC.exe" SHADOWCOPY DELETEC:\Windows\System32\Wbem\WMIC.exe—powershell.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
WMI Commandline Utility
Exit code:
2147749908
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
2764"C:\Windows\system32\vssadmin.exe" Delete Shadows /All /QuietC:\Windows\system32\vssadmin.exe—powershell.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Command Line Interface for Microsoft® Volume Shadow Copy Service
Exit code:
2
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
3460"C:\Windows\system32\reg.exe" ADD "HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\utilman.exe" /f /v Debugger /t REG_SZ /d %windir%\system32\cmd.exeC:\Windows\system32\reg.exe—powershell.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Registry Console Tool
Exit code:
1
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
3808"C:\Windows\system32\reg.exe" ADD "HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\taskmgr.exe" /f /v Debugger /t REG_SZ /d "Hotkey Disabled"C:\Windows\system32\reg.exe—powershell.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Registry Console Tool
Exit code:
1
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
3888"C:\Windows\System32\Wbem\WMIC.exe" path Win32_Service where "name like '%%MSSQL%%'" call stopserviceC:\Windows\System32\Wbem\WMIC.exe—powershell.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
WMI Commandline Utility
Exit code:
0
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
3972"C:\Windows\System32\Wbem\WMIC.exe" path Win32_Service where "name like '%%SQLAgent%%'" call stopserviceC:\Windows\System32\Wbem\WMIC.exe—powershell.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
WMI Commandline Utility
Exit code:
0
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
Total events
719
Read events
609
Write events
0
Delete events
0

Modification events

No data
Executable files
0
Suspicious files
170
Text files
0
Unknown types
7

Dropped files

PID
Process
Filename
Type
3736powershell.exeC:\Users\admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\MZVIT4UKYDFQIT6NPFZJ.temp —
MD5:—
SHA256:—
3272powershell.exeC:\Users\admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\WZNNSEOKH8TGE8VY9247.temp —
MD5:—
SHA256:—
3292bild.exeC:\Users\admin\AppData\Local\Temp\11xjsjqs.bv5 —
MD5:—
SHA256:—
3292bild.exeC:\Users\admin\AppData\Local\Temp\1se0cetn.433 —
MD5:—
SHA256:—
3292bild.exeC:\Users\admin\AppData\Local\Temp\2uohnjf4.yuk —
MD5:—
SHA256:—
3292bild.exeC:\Users\admin\AppData\Local\Temp\3fozfnq1.clz —
MD5:—
SHA256:—
3292bild.exeC:\Users\admin\AppData\Local\Temp\3je5nvlu.r0e —
MD5:—
SHA256:—
3292bild.exeC:\Users\admin\AppData\Local\Temp\3zhoztrv.zru —
MD5:—
SHA256:—
3292bild.exeC:\Users\admin\AppData\Local\Temp\bjz5btzu.0oi —
MD5:—
SHA256:—
3292bild.exeC:\Users\admin\AppData\Local\Temp\bsviyvvz.dnj —
MD5:—
SHA256:—
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
bild.exe