File name:

aa900f31342fe3ad7b4f.zip

Full analysis: https://app.any.run/tasks/0e0afdaa-8892-4bbb-b319-f720acdcc426
Verdict: Malicious activity
Threats:

Agent Tesla is spyware that collects information about the actions of its victims by recording keystrokes and user interactions. It is falsely marketed as a legitimate software on the dedicated website where this malware is sold.

Analysis date: September 19, 2019, 12:01:23
OS: Windows 7 Professional Service Pack 1 (build: 7601, 32 bit)
Tags:
keylogger
agenttesla
evasion
rat
trojan
Indicators:
MIME: application/zip
File info: Zip archive data, at least v2.0 to extract
MD5:

3577D9F1AC2E9712BCE4295E08234082

SHA1:

557F8E639C8F4AEED80E6C4EC33877A669E70031

SHA256:

6FA94B99812809CC2F2090F9867C0CD8CDC1B3281CC3BD1ED68F84FDF338BBD0

SSDEEP:

12288:5hKW36GyiKLCCefHUdPstGcTOy3c8BQwAweZMpHP+bUdS9/ZAmz06mqeFVmKW2z2:DTDyiZZsPSJazVwtWuWBe6mbF1E1x9

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

    • Application was dropped or rewritten from another process

      • aa900f31342fe3ad7b4f9383fa4adf621de4c22f32a4a585bf53cf0718ec5944.xls.exe (PID: 1752)
      • aa900f31342fe3ad7b4f9383fa4adf621de4c22f32a4a585bf53cf0718ec5944.xls.exe (PID: 2860)
    • Writes to a start menu file

      • aa900f31342fe3ad7b4f9383fa4adf621de4c22f32a4a585bf53cf0718ec5944.xls.exe (PID: 1752)
    • Writes to the hosts file

      • RegAsm.exe (PID: 3452)
    • Actions looks like stealing of personal data

      • RegAsm.exe (PID: 3452)
    • AGENTTESLA was detected

      • RegAsm.exe (PID: 3452)
    • Changes settings of System certificates

      • RegAsm.exe (PID: 3452)
  • SUSPICIOUS

    • Creates files in the user directory

      • aa900f31342fe3ad7b4f9383fa4adf621de4c22f32a4a585bf53cf0718ec5944.xls.exe (PID: 1752)
    • Executable content was dropped or overwritten

      • aa900f31342fe3ad7b4f9383fa4adf621de4c22f32a4a585bf53cf0718ec5944.xls.exe (PID: 1752)
    • Checks for external IP

      • RegAsm.exe (PID: 3452)
    • Adds / modifies Windows certificates

      • RegAsm.exe (PID: 3452)
  • INFO

    • Manual execution by user

      • aa900f31342fe3ad7b4f9383fa4adf621de4c22f32a4a585bf53cf0718ec5944.xls.exe (PID: 1752)
      • aa900f31342fe3ad7b4f9383fa4adf621de4c22f32a4a585bf53cf0718ec5944.xls.exe (PID: 2860)
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: 788
ZipBitFlag: 0x0001
ZipCompression: Deflated
ZipModifyDate: 2019:09:19 12:00:24
ZipCRC: 0x8473a83d
ZipCompressedSize: 1091960
ZipUncompressedSize: 1573376
ZipFileName: aa900f31342fe3ad7b4f9383fa4adf621de4c22f32a4a585bf53cf0718ec5944.bin
No data.
screenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
43
Monitored processes
5
Malicious processes
3
Suspicious processes
0

Behavior graph

Click at the process to see the details
start winrar.exe no specs aa900f31342fe3ad7b4f9383fa4adf621de4c22f32a4a585bf53cf0718ec5944.xls.exe #AGENTTESLA regasm.exe aa900f31342fe3ad7b4f9383fa4adf621de4c22f32a4a585bf53cf0718ec5944.xls.exe no specs regasm.exe no specs

Process information

PID
CMD
Path
Indicators
Parent process
1752"C:\Users\admin\Desktop\aa900f31342fe3ad7b4f9383fa4adf621de4c22f32a4a585bf53cf0718ec5944.xls.exe" C:\Users\admin\Desktop\aa900f31342fe3ad7b4f9383fa4adf621de4c22f32a4a585bf53cf0718ec5944.xls.exe
explorer.exe
User:
admin
Company:
mfpmp
Integrity Level:
HIGH
Description:
bootim
Exit code:
0
Version:
618.52.524.784
Modules
Images
c:\users\admin\desktop\aa900f31342fe3ad7b4f9383fa4adf621de4c22f32a4a585bf53cf0718ec5944.xls.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\ws2_32.dll
c:\windows\system32\wsock32.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\rpcrt4.dll
c:\windows\system32\nsi.dll
c:\windows\system32\version.dll
2860"C:\Users\admin\Desktop\aa900f31342fe3ad7b4f9383fa4adf621de4c22f32a4a585bf53cf0718ec5944.xls.exe" C:\Users\admin\Desktop\aa900f31342fe3ad7b4f9383fa4adf621de4c22f32a4a585bf53cf0718ec5944.xls.exeexplorer.exe
User:
admin
Company:
mfpmp
Integrity Level:
MEDIUM
Description:
bootim
Exit code:
0
Version:
618.52.524.784
Modules
Images
c:\users\admin\desktop\aa900f31342fe3ad7b4f9383fa4adf621de4c22f32a4a585bf53cf0718ec5944.xls.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\wsock32.dll
c:\windows\system32\ws2_32.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\rpcrt4.dll
c:\windows\system32\nsi.dll
c:\windows\system32\version.dll
3452"C:\\\\Windows\\\\Microsoft.NET\\\\Framework\\\\v2.0.50727\\\\RegAsm.exe"C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
aa900f31342fe3ad7b4f9383fa4adf621de4c22f32a4a585bf53cf0718ec5944.xls.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
HIGH
Description:
Microsoft .NET Assembly Registration Utility
Exit code:
0
Version:
2.0.50727.5420 (Win7SP1.050727-5400)
Modules
Images
c:\windows\microsoft.net\framework\v2.0.50727\regasm.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\mscoree.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\apphelp.dll
c:\windows\apppatch\acgenral.dll
c:\windows\system32\sechost.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\rpcrt4.dll
3680"C:\Program Files\WinRAR\WinRAR.exe" "C:\Users\admin\Desktop\aa900f31342fe3ad7b4f.zip"C:\Program Files\WinRAR\WinRAR.exeexplorer.exe
User:
admin
Company:
Alexander Roshal
Integrity Level:
MEDIUM
Description:
WinRAR archiver
Exit code:
0
Version:
5.60.0
Modules
Images
c:\program files\winrar\winrar.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\user32.dll
c:\windows\system32\gdi32.dll
c:\windows\system32\lpk.dll
c:\windows\system32\usp10.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\comdlg32.dll
3820"C:\\\\Windows\\\\Microsoft.NET\\\\Framework\\\\v2.0.50727\\\\RegAsm.exe"C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exeaa900f31342fe3ad7b4f9383fa4adf621de4c22f32a4a585bf53cf0718ec5944.xls.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Microsoft .NET Assembly Registration Utility
Exit code:
4294967295
Version:
2.0.50727.5420 (Win7SP1.050727-5400)
Modules
Images
c:\windows\microsoft.net\framework\v2.0.50727\regasm.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\mscoree.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\apphelp.dll
c:\windows\apppatch\acgenral.dll
c:\windows\system32\sechost.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\rpcrt4.dll
Total events
416
Read events
384
Write events
32
Delete events
0

Modification events

(PID) Process:(3680) WinRAR.exeKey:HKEY_CURRENT_USER\Software\WinRAR\Interface\Themes
Operation:writeName:ShellExtBMP
Value:
(PID) Process:(3680) WinRAR.exeKey:HKEY_CURRENT_USER\Software\WinRAR\Interface\Themes
Operation:writeName:ShellExtIcon
Value:
(PID) Process:(3680) WinRAR.exeKey:HKEY_CLASSES_ROOT\Local Settings\MuiCache\72\52C64B7E
Operation:writeName:LanguageList
Value:
en-US
(PID) Process:(3680) WinRAR.exeKey:HKEY_CURRENT_USER\Software\WinRAR\ArcHistory
Operation:writeName:0
Value:
C:\Users\admin\Desktop\aa900f31342fe3ad7b4f.zip
(PID) Process:(3680) WinRAR.exeKey:HKEY_CURRENT_USER\Software\WinRAR\FileList\FileColumnWidths
Operation:writeName:name
Value:
120
(PID) Process:(3680) WinRAR.exeKey:HKEY_CURRENT_USER\Software\WinRAR\FileList\FileColumnWidths
Operation:writeName:size
Value:
80
(PID) Process:(3680) WinRAR.exeKey:HKEY_CURRENT_USER\Software\WinRAR\FileList\FileColumnWidths
Operation:writeName:type
Value:
120
(PID) Process:(3680) WinRAR.exeKey:HKEY_CURRENT_USER\Software\WinRAR\FileList\FileColumnWidths
Operation:writeName:mtime
Value:
100
(PID) Process:(3680) WinRAR.exeKey:HKEY_CURRENT_USER\Software\WinRAR\Interface
Operation:writeName:ShowPassword
Value:
0
(PID) Process:(3452) RegAsm.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\RegAsm_RASAPI32
Operation:writeName:EnableFileTracing
Value:
0
Executable files
1
Suspicious files
0
Text files
1
Unknown types
1

Dropped files

PID
Process
Filename
Type
3680WinRAR.exeC:\Users\admin\AppData\Local\Temp\Rar$DRb3680.1001\aa900f31342fe3ad7b4f9383fa4adf621de4c22f32a4a585bf53cf0718ec5944.bin
MD5:
SHA256:
3452RegAsm.exeC:\Users\admin\AppData\Local\Temp\637044949444273750_20578888-3dfb-47b6-8140-332130a0b956.dbsqlite
MD5:
SHA256:
1752aa900f31342fe3ad7b4f9383fa4adf621de4c22f32a4a585bf53cf0718ec5944.xls.exeC:\Users\admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\HJdyTuap.exeexecutable
MD5:
SHA256:
3452RegAsm.exeC:\Windows\system32\drivers\etc\hoststext
MD5:6EB47C1CF858E25486E42440074917F2
SHA256:9B13A3EA948A1071A81787AAC1930B89E30DF22CE13F8FF751F31B5D83E79FFB
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
1
TCP/UDP connections
2
DNS requests
2
Threats
4

HTTP requests

PID
Process
Method
HTTP Code
IP
URL
CN
Type
Size
Reputation
3452
RegAsm.exe
GET
200
34.196.181.158:80
http://checkip.amazonaws.com/
US
text
13 b
malicious
Download PCAP, analyze network streams, HTTP content and a lot more at the full report

Connections

PID
Process
IP
Domain
ASN
CN
Reputation
3452
RegAsm.exe
34.196.181.158:80
checkip.amazonaws.com
Amazon.com, Inc.
US
shared
3452
RegAsm.exe
77.88.21.158:587
smtp.yandex.com
YANDEX LLC
RU
whitelisted

DNS requests

Domain
IP
Reputation
checkip.amazonaws.com
  • 34.196.181.158
  • 18.205.71.63
  • 52.55.255.113
  • 18.214.132.216
  • 52.44.169.135
  • 3.224.145.145
malicious
smtp.yandex.com
  • 77.88.21.158
malicious

Threats

PID
Process
Class
Message
3452
RegAsm.exe
A Network Trojan was detected
MALWARE [PTsecurity] AgentTesla IP Check
3452
RegAsm.exe
Generic Protocol Command Decode
SURICATA Applayer Detect protocol only one direction
2 ETPRO signatures available at the full report
No debug info