File name:

file

Full analysis: https://app.any.run/tasks/a77de0b9-825c-4d82-aa72-cad79f6c93b6
Verdict: Malicious activity
Analysis date: December 05, 2022, 17:30:43
OS: Windows 7 Professional Service Pack 1 (build: 7601, 32 bit)
Tags:
trojan
amadey
loader
Indicators:
MIME: application/x-dosexec
File info: PE32 executable (GUI) Intel 80386, for MS Windows
MD5:

F29166601D2355F7EF8B05D9480D9EFA

SHA1:

F49C4E7BA714FF5FD049163609C5A73AE1CF56D5

SHA256:

AA686E5E771C3BC682A54A57A47709FDE2B3EDAB4F6FBC644D21277FAD952DB4

SSDEEP:

6144:JWm20KMXOuYSHv0solMbmK7aaE+A1LIDcj67EVS:JWmmMASPqiBuR+Dcj2EVS

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 Startup folder

      • gntuud.exe (PID: 2196)

    • Drops the executable file immediately after the start

      • file.exe (PID: 2648)
      • gntuud.exe (PID: 2196)

    • Changes the autorun value in the registry

      • gntuud.exe (PID: 2196)

    • Uses Task Scheduler to run other applications

      • gntuud.exe (PID: 2196)

    • Connects to the CnC server

      • gntuud.exe (PID: 2196)

    • Unusual connection from system programs

      • rundll32.exe (PID: 868)

    • Loads the Task Scheduler COM API

      • schtasks.exe (PID: 3732)

    • Loads dropped or rewritten executable

      • rundll32.exe (PID: 868)

    • AMADEY was detected

      • gntuud.exe (PID: 2196)

  • SUSPICIOUS

    • Reads the Internet Settings

      • gntuud.exe (PID: 2196)
      • file.exe (PID: 2648)

    • Executable content was dropped or overwritten

      • file.exe (PID: 2648)
      • gntuud.exe (PID: 2196)

    • Starts itself from another location

      • file.exe (PID: 2648)

    • Drops a file with too old compile date

      • gntuud.exe (PID: 2196)

    • Connects to the server without a host name

      • gntuud.exe (PID: 2196)

    • Process requests binary or script from the Internet

      • gntuud.exe (PID: 2196)

    • Uses RUNDLL32.EXE to load library

      • gntuud.exe (PID: 2196)

    • Executes via Task Scheduler

      • gntuud.exe (PID: 3876)

  • INFO

    • Checks supported languages

      • file.exe (PID: 2648)
      • gntuud.exe (PID: 2196)
      • gntuud.exe (PID: 3876)

    • Reads the computer name

      • gntuud.exe (PID: 2196)
      • file.exe (PID: 2648)

    • Drops a file that was compiled in debug mode

      • file.exe (PID: 2648)

    • Creates a file in a temporary directory

      • file.exe (PID: 2648)
      • gntuud.exe (PID: 2196)

    • Checks proxy server information

      • gntuud.exe (PID: 2196)
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) (67.4)
.dll | Win32 Dynamic Link Library (generic) (14.2)
.exe | Win32 Executable (generic) (9.7)
.exe | Generic Win/DOS Executable (4.3)
.exe | DOS Executable Generic (4.3)

Summary

Architecture: IMAGE_FILE_MACHINE_I386
Subsystem: IMAGE_SUBSYSTEM_WINDOWS_GUI
Compilation Date: 2022-Jun-08 14:03:19
Debug artifacts:
  • C:\haguru\tacav-woteya.pdb

DOS Header

e_magic: MZ
e_cblp: 144
e_cp: 3
e_crlc: 0
e_cparhdr: 4
e_minalloc: 0
e_maxalloc: 65535
e_ss: 0
e_sp: 184
e_csum: 0
e_ip: 0
e_cs: 0
e_ovno: 0
e_oemid: 0
e_oeminfo: 0
e_lfanew: 232

PE Headers

Signature: PE
Machine: IMAGE_FILE_MACHINE_I386
NumberofSections: 3
TimeDateStamp: 2022-Jun-08 14:03:19
PointerToSymbolTable: 0
NumberOfSymbols: 0
SizeOfOptionalHeader: 224
Characteristics:
  • IMAGE_FILE_32BIT_MACHINE
  • IMAGE_FILE_EXECUTABLE_IMAGE
  • IMAGE_FILE_RELOCS_STRIPPED

Sections

Name
Virtual Address
Virtual Size
Raw Size
Charateristics
Entropy
.text
4096
106772
107008
IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ
6.33983
.data
114688
240200
129024
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE
7.92823
.rsrc
356352
102440
102912
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ
5.51742

Resources

Title
Entropy
Size
Codepage
Language
Type
1
5.33895
1736
UNKNOWN
UNKNOWN
RT_ICON
2
5.47765
1384
UNKNOWN
UNKNOWN
RT_ICON
3
5.08275
4264
UNKNOWN
UNKNOWN
RT_ICON
4
5.44877
1128
UNKNOWN
UNKNOWN
RT_ICON
5
5.72523
2216
UNKNOWN
UNKNOWN
RT_ICON
6
5.98694
1736
UNKNOWN
UNKNOWN
RT_ICON
7
5.89149
1384
UNKNOWN
UNKNOWN
RT_ICON
8
5.11653
4264
UNKNOWN
UNKNOWN
RT_ICON
9
4.66394
2440
UNKNOWN
UNKNOWN
RT_ICON
10
4.73079
1128
UNKNOWN
UNKNOWN
RT_ICON

Imports

GDI32.dll
KERNEL32.dll
No data.
screenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
40
Monitored processes
5
Malicious processes
3
Suspicious processes
0

Behavior graph

Click at the process to see the details
drop and start start file.exe #AMADEY gntuud.exe schtasks.exe no specs rundll32.exe gntuud.exe no specs

Process information

PID
CMD
Path
Indicators
Parent process
2648"C:\Users\admin\AppData\Local\Temp\file.exe" C:\Users\admin\AppData\Local\Temp\file.exe
Explorer.EXE
User:
admin
Integrity Level:
MEDIUM
Exit code:
0
Modules
Images
c:\users\admin\appdata\local\temp\file.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\gdi32.dll
c:\windows\system32\user32.dll
c:\windows\system32\lpk.dll
c:\windows\system32\usp10.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\imm32.dll
2196"C:\Users\admin\AppData\Local\Temp\3f904562a0\gntuud.exe" C:\Users\admin\AppData\Local\Temp\3f904562a0\gntuud.exe
file.exe
User:
admin
Integrity Level:
MEDIUM
Modules
Images
c:\users\admin\appdata\local\temp\3f904562a0\gntuud.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\gdi32.dll
c:\windows\system32\user32.dll
c:\windows\system32\lpk.dll
c:\windows\system32\usp10.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\imm32.dll
3732"C:\Windows\System32\schtasks.exe" /Create /SC MINUTE /MO 1 /TN gntuud.exe /TR "C:\Users\admin\AppData\Local\Temp\3f904562a0\gntuud.exe" /FC:\Windows\System32\schtasks.exe—gntuud.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Manages scheduled tasks
Exit code:
0
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\windows\system32\schtasks.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\user32.dll
c:\windows\system32\lpk.dll
c:\windows\system32\gdi32.dll
c:\windows\system32\usp10.dll
c:\windows\system32\ole32.dll
868"C:\Windows\System32\rundll32.exe" C:\Users\admin\AppData\Roaming\56a1c3d463f381\cred.dll, MainC:\Windows\System32\rundll32.exe
gntuud.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Windows host process (Rundll32)
Exit code:
0
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\windows\system32\rundll32.exe
c:\windows\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\imagehlp.dll
3876C:\Users\admin\AppData\Local\Temp\3f904562a0\gntuud.exe C:\Users\admin\AppData\Local\Temp\3f904562a0\gntuud.exe—taskeng.exe
User:
admin
Integrity Level:
MEDIUM
Exit code:
0
Modules
Images
c:\users\admin\appdata\local\temp\3f904562a0\gntuud.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\gdi32.dll
c:\windows\system32\user32.dll
c:\windows\system32\lpk.dll
c:\windows\system32\usp10.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\imm32.dll
Total events
1 512
Read events
1 465
Write events
47
Delete events
0

Modification events

(PID) Process:(2648) file.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:ProxyBypass
Value:
1
(PID) Process:(2648) file.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:IntranetName
Value:
1
(PID) Process:(2648) file.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:UNCAsIntranet
Value:
1
(PID) Process:(2648) file.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:AutoDetect
Value:
0
(PID) Process:(2196) gntuud.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Explorer\User Shell Folders
Operation:writeName:Startup
Value:
C:\Users\admin\AppData\Local\Temp\3f904562a0\
(PID) Process:(2196) gntuud.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:ProxyBypass
Value:
1
(PID) Process:(2196) gntuud.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:IntranetName
Value:
1
(PID) Process:(2196) gntuud.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:UNCAsIntranet
Value:
1
(PID) Process:(2196) gntuud.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:AutoDetect
Value:
0
(PID) Process:(2196) gntuud.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content
Operation:writeName:CachePrefix
Value:
Executable files
3
Suspicious files
0
Text files
1
Unknown types
0

Dropped files

PID
Process
Filename
Type
2196gntuud.exeC:\Users\admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\PO2HN1X2\cred[1].dllexecutable
MD5:AEBF8CD9EA982DECDED5EE6F3777C6D7
SHA256:104AF593683398F0980F2C86E6513B8C1B7DEDEDC1F924D4693AD92410D51A62
2196gntuud.exeC:\Users\admin\AppData\Local\Temp\302019708150image
MD5:A8DB5F623EAAC91318FEE54C0FC350BF
SHA256:D3883F1865690AB16D5926FF832A4247B0BC973B32E5177D7EDE589AC1565749
2196gntuud.exeC:\Users\admin\AppData\Roaming\56a1c3d463f381\cred.dllexecutable
MD5:AEBF8CD9EA982DECDED5EE6F3777C6D7
SHA256:104AF593683398F0980F2C86E6513B8C1B7DEDEDC1F924D4693AD92410D51A62
2648file.exeC:\Users\admin\AppData\Local\Temp\3f904562a0\gntuud.exeexecutable
MD5:F29166601D2355F7EF8B05D9480D9EFA
SHA256:AA686E5E771C3BC682A54A57A47709FDE2B3EDAB4F6FBC644D21277FAD952DB4
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
4
TCP/UDP connections
4
DNS requests
0
Threats
7

HTTP requests

PID
Process
Method
HTTP Code
IP
URL
CN
Type
Size
Reputation
2196
gntuud.exe
GET
200
31.41.244.167:80
http://31.41.244.167/v7eWcjs/Plugins/cred.dll
RU
executable
126 Kb
malicious
2196
gntuud.exe
POST
200
31.41.244.167:80
http://31.41.244.167/v7eWcjs/index.php
RU
text
6 b
malicious
2196
gntuud.exe
POST
200
31.41.244.167:80
http://31.41.244.167/v7eWcjs/index.php?scr=1
RU
—
—
malicious
868
rundll32.exe
POST
200
31.41.244.167:80
http://31.41.244.167/v7eWcjs/index.php
RU
—
—
malicious
Download PCAP, analyze network streams, HTTP content and a lot more at the full report

Connections

PID
Process
IP
Domain
ASN
CN
Reputation
868
rundll32.exe
31.41.244.167:80
—
Red Bytes LLC
RU
malicious
2196
gntuud.exe
31.41.244.167:80
—
Red Bytes LLC
RU
malicious

DNS requests

No data

Threats

PID
Process
Class
Message
2196
gntuud.exe
A Network Trojan was detected
ET TROJAN Amadey CnC Check-In
2196
gntuud.exe
A Network Trojan was detected
AV TROJAN Agent.DHOA System Info Exfiltration
2196
gntuud.exe
Potentially Bad Traffic
ET INFO Dotted Quad Host DLL Request
2196
gntuud.exe
Potential Corporate Privacy Violation
AV POLICY HTTP request for .dll file with no User-Agent
2196
gntuud.exe
Potential Corporate Privacy Violation
ET POLICY PE EXE or DLL Windows file download HTTP
2196
gntuud.exe
Potentially Bad Traffic
ET INFO Executable Retrieved With Minimal HTTP Headers - Potential Second Stage Download
868
rundll32.exe
A Network Trojan was detected
AV TROJAN Trojan/Win32.Agent InfoStealer CnC Checkin
No debug info
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