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File name:

Calculation-212935415-10162020.zip

Full analysis: https://app.any.run/tasks/ea22dc2a-fe04-41bb-b15c-ec8c7515132a
Verdict: Malicious activity
Threats:

A loader is malicious software that infiltrates devices to deliver malicious payloads. This malware is capable of infecting victims’ computers, analyzing their system information, and installing other types of threats, such as trojans or stealers. Criminals usually deliver loaders through phishing emails and links by relying on social engineering to trick users into downloading and running their executables. Loaders employ advanced evasion and persistence tactics to avoid detection.

Analysis date: October 20, 2020, 08:08:38
OS: Windows 7 Professional Service Pack 1 (build: 7601, 32 bit)
Tags:
trojan
loader
qbot
maldoc-42
Indicators:
MIME: application/zip
File info: Zip archive data, at least v2.0 to extract
MD5:

4BEFCBEB6B4F7231E1499A9D1689899B

SHA1:

CB15FFB6F2678C330928EBF4D0838D01C1AB4694

SHA256:

3D318925D938492E9D5E6BC6038980D26239F44C4DD9BE7C1DB1D5CA2B293A7B

SSDEEP:

384:ugGA+KFME6e7jjoZUUqxQ7p4teW38AB0lAwfPDghre2SEuUuHLgojLiM:hVFMM7wZUUwqWMMSAwDg8BMyT

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

    • Executable content was dropped or overwritten

      • EXCEL.EXE (PID: 1336)
    • Unusual execution from Microsoft Office

      • EXCEL.EXE (PID: 1336)
    • Application was dropped or rewritten from another process

      • nosto.exe (PID: 924)
      • nosto.exe (PID: 3380)
      • ytfovlym.exe (PID: 2940)
      • ytfovlym.exe (PID: 3492)
    • QBOT was detected

      • nosto.exe (PID: 924)
    • Runs PING.EXE for delay simulation

      • cmd.exe (PID: 4016)
  • SUSPICIOUS

    • Starts Microsoft Office Application

      • WinRAR.exe (PID: 2508)
    • Application launched itself

      • nosto.exe (PID: 924)
      • ytfovlym.exe (PID: 2940)
    • Executable content was dropped or overwritten

      • nosto.exe (PID: 924)
      • cmd.exe (PID: 4016)
    • Creates files in the user directory

      • nosto.exe (PID: 924)
    • Starts CMD.EXE for commands execution

      • nosto.exe (PID: 924)
    • Starts itself from another location

      • nosto.exe (PID: 924)
  • INFO

    • Reads Microsoft Office registry keys

      • EXCEL.EXE (PID: 1336)
    • Reads Internet Cache Settings

      • EXCEL.EXE (PID: 1336)
    • Dropped object may contain Bitcoin addresses

      • cmd.exe (PID: 4016)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
No Malware configuration.

TRiD

.zip | ZIP compressed archive (100)

EXIF

ZIP

ZipRequiredVersion: 20
ZipBitFlag: -
ZipCompression: Deflated
ZipModifyDate: 2020:10:19 16:24:18
ZipCRC: 0xb7c9a5f4
ZipCompressedSize: 21417
ZipUncompressedSize: 26674
ZipFileName: Calculation-212935415-10162020.xlsb
No data.
screenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
46
Monitored processes
9
Malicious processes
3
Suspicious processes
0

Behavior graph

Click at the process to see the details
start drop and start drop and start drop and start winrar.exe no specs excel.exe #QBOT nosto.exe nosto.exe no specs ytfovlym.exe no specs cmd.exe ping.exe no specs ytfovlym.exe no specs explorer.exe no specs

Process information

PID
CMD
Path
Indicators
Parent process
2508"C:\Program Files\WinRAR\WinRAR.exe" "C:\Users\admin\AppData\Local\Temp\Calculation-212935415-10162020.zip"C:\Program Files\WinRAR\WinRAR.exeexplorer.exe
User:
admin
Company:
Alexander Roshal
Integrity Level:
MEDIUM
Description:
WinRAR archiver
Version:
5.60.0
1336"C:\Program Files\Microsoft Office\Office14\EXCEL.EXE" /ddeC:\Program Files\Microsoft Office\Office14\EXCEL.EXE
WinRAR.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Microsoft Excel
Version:
14.0.6024.1000
924"C:\Hromo\Nivadalo\nosto.exe" C:\Hromo\Nivadalo\nosto.exe
EXCEL.EXE
User:
admin
Company:
QIHU 360 SOFTWARE CO. LIMITED
Integrity Level:
MEDIUM
Description:
360 SystemRegistryClean
Exit code:
0
Version:
1, 0, 0, 1003
3380C:\Hromo\Nivadalo\nosto.exe /CC:\Hromo\Nivadalo\nosto.exenosto.exe
User:
admin
Company:
QIHU 360 SOFTWARE CO. LIMITED
Integrity Level:
MEDIUM
Description:
360 SystemRegistryClean
Exit code:
0
Version:
1, 0, 0, 1003
2940C:\Users\admin\AppData\Roaming\Microsoft\Zulycjadyc\ytfovlym.exeC:\Users\admin\AppData\Roaming\Microsoft\Zulycjadyc\ytfovlym.exenosto.exe
User:
admin
Company:
QIHU 360 SOFTWARE CO. LIMITED
Integrity Level:
MEDIUM
Description:
360 SystemRegistryClean
Exit code:
0
Version:
1, 0, 0, 1003
4016"C:\Windows\System32\cmd.exe" /c ping.exe -n 6 127.0.0.1 & type "C:\Windows\System32\calc.exe" > "C:\Hromo\Nivadalo\nosto.exe"C:\Windows\System32\cmd.exe
nosto.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Windows Command Processor
Exit code:
0
Version:
6.1.7601.17514 (win7sp1_rtm.101119-1850)
1864ping.exe -n 6 127.0.0.1 C:\Windows\system32\PING.EXEcmd.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
TCP/IP Ping Command
Exit code:
0
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
3492C:\Users\admin\AppData\Roaming\Microsoft\Zulycjadyc\ytfovlym.exe /CC:\Users\admin\AppData\Roaming\Microsoft\Zulycjadyc\ytfovlym.exeytfovlym.exe
User:
admin
Company:
QIHU 360 SOFTWARE CO. LIMITED
Integrity Level:
MEDIUM
Description:
360 SystemRegistryClean
Exit code:
0
Version:
1, 0, 0, 1003
3620C:\Windows\explorer.exeC:\Windows\explorer.exeytfovlym.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Windows Explorer
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
Total events
1 161
Read events
1 094
Write events
0
Delete events
0

Modification events

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

Dropped files

PID
Process
Filename
Type
1336EXCEL.EXEC:\Users\admin\AppData\Local\Temp\CVR5C9C.tmp.cvr
MD5:
SHA256:
1336EXCEL.EXEC:\Hromo\Nivadalo\nosto.exeexecutable
MD5:A492DD0F490FFC3AD92A35E22089C79B
SHA256:E4F8EDFCBA2F1BDCA8AF5C069158DCFB9D09129F3E0F4FFD0F702762D4C6B73F
3620explorer.exeC:\Users\admin\AppData\Roaming\Microsoft\Zulycjadyc\ytfovlym.datbinary
MD5:814FB5BB249D2361216636ABA4B6E600
SHA256:D65089021738A5A0D63A771EDF0816E5F00A21F02DF4BB380497981DEB614ACB
924nosto.exeC:\Users\admin\AppData\Roaming\Microsoft\Zulycjadyc\ytfovlym.exeexecutable
MD5:A492DD0F490FFC3AD92A35E22089C79B
SHA256:E4F8EDFCBA2F1BDCA8AF5C069158DCFB9D09129F3E0F4FFD0F702762D4C6B73F
1336EXCEL.EXEC:\Users\admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\6Z2BCOUL\3415201[1].pngexecutable
MD5:A492DD0F490FFC3AD92A35E22089C79B
SHA256:E4F8EDFCBA2F1BDCA8AF5C069158DCFB9D09129F3E0F4FFD0F702762D4C6B73F
2508WinRAR.exeC:\Users\admin\AppData\Local\Temp\Rar$DIa2508.17128\Calculation-212935415-10162020.xlsbdocument
MD5:60B7200B1B8622422687F092B9853352
SHA256:786581AB2E174FC97B86377D97693196E5B9C6F83F3391B0C4CDF2DA3EAED51E
924nosto.exeC:\Users\admin\AppData\Roaming\Microsoft\Zulycjadyc\ytfovlym.datbinary
MD5:460953712B6381479373040C0DD5C68B
SHA256:3B539476ACC9E6EA85E6B56CC756B6EA86B20641985C1D5A324E49807510FB3B
4016cmd.exeC:\Hromo\Nivadalo\nosto.exeexecutable
MD5:60B7C0FEAD45F2066E5B805A91F4F0FC
SHA256:80C10EE5F21F92F89CBC293A59D2FD4C01C7958AACAD15642558DB700943FA22
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
1
TCP/UDP connections
1
DNS requests
1
Threats
0

HTTP requests

PID
Process
Method
HTTP Code
IP
URL
CN
Type
Size
Reputation
1336
EXCEL.EXE
GET
200
192.185.91.48:80
http://citycarmen.com/lvhyf/3415201.png
US
executable
222 Kb
whitelisted
Download PCAP, analyze network streams, HTTP content and a lot more at the full report

Connections

PID
Process
IP
Domain
ASN
CN
Reputation
1336
EXCEL.EXE
192.185.91.48:80
citycarmen.com
CyrusOne LLC
US
malicious

DNS requests

Domain
IP
Reputation
citycarmen.com
  • 192.185.91.48
whitelisted

Threats

PID
Process
Class
Message
1336
EXCEL.EXE
Potential Corporate Privacy Violation
ET POLICY PE EXE or DLL Windows file download HTTP
1336
EXCEL.EXE
A Network Trojan was detected
ET CURRENT_EVENTS Likely Evil EXE download from MSXMLHTTP non-exe extension M2
1336
EXCEL.EXE
A Network Trojan was detected
ET TROJAN JS/WSF Downloader Dec 08 2016 M4
1336
EXCEL.EXE
A Network Trojan was detected
AV POLICY EXE or DLL in HTTP Image Content Inbound - Likely Malicious
1336
EXCEL.EXE
Misc activity
ET INFO EXE - Served Attached HTTP
1336
EXCEL.EXE
Misc activity
SUSPICIOUS [PTsecurity] PE as Image Content type mismatch
No debug info