File name:

Xidrf.exe

Full analysis: https://app.any.run/tasks/01b25fa1-2a73-4336-9270-ea8685f1935b
Verdict: Malicious activity
Threats:

Quasar is a very popular RAT in the world thanks to its code being available in open-source. This malware can be used to control the victim’s computer remotely.

Analysis date: June 26, 2020, 20:58:32
OS: Windows 7 Professional Service Pack 1 (build: 7601, 32 bit)
Tags:
evasion
trojan
rat
quasar
Indicators:
MIME: application/x-dosexec
File info: PE32 executable (GUI) Intel 80386, for MS Windows
MD5:

A7D4BB5FA829622026094DD2D4217579

SHA1:

0510C72C7929D2D5BE7C3999358A8D71172A9501

SHA256:

7451922CA940D1D53D6B5BE1233E5EE62168C96EAFEAD056A4EDEC77F3B9D5AF

SSDEEP:

24576:kBzsJalrGjoAZ1xuGEJv5xx8f2LLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLL:kls9oAoJH

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

      • CLIENT-BUILT.EXE (PID: 3900)
      • CLIENT-BUILT.EXE (PID: 2420)
      • CLIENT-BUILT.EXE (PID: 2640)
      • CLIENT-BUILT.EXE (PID: 1108)
      • CLIENT-BUILT.EXE (PID: 548)
      • Client.exe (PID: 1772)
      • CLIENT-BUILT.EXE (PID: 1452)
      • CLIENT-BUILT.EXE (PID: 2320)
      • CLIENT-BUILT.EXE (PID: 1540)
      • CLIENT-BUILT.EXE (PID: 1864)
      • CLIENT-BUILT.EXE (PID: 1780)
      • CLIENT-BUILT.EXE (PID: 652)
      • Client.exe (PID: 3756)
      • CLIENT-BUILT.EXE (PID: 2436)
    • QUASAR was detected

      • CLIENT-BUILT.EXE (PID: 1108)
      • CLIENT-BUILT.EXE (PID: 2420)
      • CLIENT-BUILT.EXE (PID: 1452)
      • CLIENT-BUILT.EXE (PID: 2320)
      • CLIENT-BUILT.EXE (PID: 1540)
  • SUSPICIOUS

    • Starts itself from another location

      • CLIENT-BUILT.EXE (PID: 1108)
      • CLIENT-BUILT.EXE (PID: 1452)
    • Application launched itself

      • XIDRF.EXE (PID: 3860)
      • XIDRF.EXE (PID: 1936)
      • XIDRF.EXE (PID: 2676)
      • Xidrf.exe (PID: 2332)
      • XIDRF.EXE (PID: 3108)
      • XIDRF.EXE (PID: 2500)
      • XIDRF.EXE (PID: 2544)
      • XIDRF.EXE (PID: 1240)
      • XIDRF.EXE (PID: 3752)
      • XIDRF.EXE (PID: 3268)
      • XIDRF.EXE (PID: 4048)
    • Creates files in the user directory

      • CLIENT-BUILT.EXE (PID: 1108)
      • CLIENT-BUILT.EXE (PID: 1452)
    • Executable content was dropped or overwritten

      • Xidrf.exe (PID: 2332)
      • CLIENT-BUILT.EXE (PID: 1108)
      • CLIENT-BUILT.EXE (PID: 1452)
    • Checks for external IP

      • CLIENT-BUILT.EXE (PID: 1108)
      • CLIENT-BUILT.EXE (PID: 2320)
      • CLIENT-BUILT.EXE (PID: 2420)
      • CLIENT-BUILT.EXE (PID: 1540)
      • CLIENT-BUILT.EXE (PID: 1452)
  • 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) (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)

EXIF

EXE

MachineType: Intel 386 or later, and compatibles
TimeStamp: 2011:07:03 11:05:04+02:00
PEType: PE32
LinkerVersion: 10
CodeSize: 31232
InitializedDataSize: 819712
UninitializedDataSize: -
EntryPoint: 0x3248
OSVersion: 5.1
ImageVersion: -
SubsystemVersion: 5.1
Subsystem: Windows GUI

Summary

Architecture: IMAGE_FILE_MACHINE_I386
Subsystem: IMAGE_SUBSYSTEM_WINDOWS_GUI
Compilation Date: 03-Jul-2011 09:05:04
Detected languages:
  • English - United States
Debug artifacts:
  • C:\Users\DarkCoderSc\Desktop\Celesty Binder\Stub\STATIC\Stub.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: 0x000000E8

PE Headers

Signature: PE
Machine: IMAGE_FILE_MACHINE_I386
Number of sections: 5
Time date stamp: 03-Jul-2011 09:05:04
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
0x00007842
0x00007A00
IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ
6.48777
.rdata
0x00009000
0x0000319E
0x00003200
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ
4.92389
.data
0x0000D000
0x00001A84
0x00000E00
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE
2.57332
.rsrc
0x0000F000
0x000C2DDC
0x000C2E00
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ
5.87582
.reloc
0x000D2000
0x000013AA
0x00001400
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_DISCARDABLE, IMAGE_SCN_MEM_READ
4.12103

Resources

Title
Entropy
Size
Codepage
Language
Type
50
7.9208
9241
UNKNOWN
English - United States
RT_ICON
51
3.6271
67624
UNKNOWN
English - United States
RT_ICON
52
3.84446
38056
UNKNOWN
English - United States
RT_ICON
53
3.80812
21640
UNKNOWN
English - United States
RT_ICON
54
3.77781
16936
UNKNOWN
English - United States
RT_ICON
55
3.8889
9640
UNKNOWN
English - United States
RT_ICON
56
3.89609
4264
UNKNOWN
English - United States
RT_ICON
57
4.06249
2440
UNKNOWN
English - United States
RT_ICON
58
4.04867
1128
UNKNOWN
English - United States
RT_ICON
128
3.12345
132
UNKNOWN
English - United States
RT_GROUP_ICON

Imports

KERNEL32.dll
SHELL32.dll
No data.
screenshotscreenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
60
Monitored processes
26
Malicious processes
13
Suspicious processes
2

Behavior graph

Click at the process to see the details
drop and start start drop and start drop and start xidrf.exe client-built.exe no specs xidrf.exe #QUASAR client-built.exe xidrf.exe client-built.exe no specs xidrf.exe client-built.exe no specs xidrf.exe #QUASAR client-built.exe xidrf.exe #QUASAR client-built.exe xidrf.exe client.exe no specs #QUASAR client-built.exe xidrf.exe #QUASAR client-built.exe xidrf.exe client-built.exe no specs xidrf.exe client.exe no specs client-built.exe no specs xidrf.exe client-built.exe no specs xidrf.exe no specs client-built.exe no specs

Process information

PID
CMD
Path
Indicators
Parent process
548"C:\Users\admin\AppData\Local\Temp\CLIENT-BUILT.EXE" C:\Users\admin\AppData\Local\Temp\CLIENT-BUILT.EXEXIDRF.EXE
User:
admin
Integrity Level:
MEDIUM
Exit code:
0
Version:
1.3.0.0
Modules
Images
c:\users\admin\appdata\local\temp\client-built.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\mscoree.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\sechost.dll
c:\windows\system32\rpcrt4.dll
c:\windows\microsoft.net\framework\v4.0.30319\mscoreei.dll
652"C:\Users\admin\AppData\Local\Temp\CLIENT-BUILT.EXE" C:\Users\admin\AppData\Local\Temp\CLIENT-BUILT.EXEXIDRF.EXE
User:
admin
Integrity Level:
MEDIUM
Exit code:
0
Version:
1.3.0.0
1108"C:\Users\admin\AppData\Local\Temp\CLIENT-BUILT.EXE" C:\Users\admin\AppData\Local\Temp\CLIENT-BUILT.EXE
XIDRF.EXE
User:
admin
Integrity Level:
MEDIUM
Exit code:
0
Version:
1.3.0.0
Modules
Images
c:\users\admin\appdata\local\temp\client-built.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\mscoree.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\sechost.dll
c:\windows\system32\rpcrt4.dll
c:\windows\microsoft.net\framework\v4.0.30319\mscoreei.dll
1240"C:\Users\admin\AppData\Local\Temp\XIDRF.EXE" C:\Users\admin\AppData\Local\Temp\XIDRF.EXE
XIDRF.EXE
User:
admin
Integrity Level:
MEDIUM
Exit code:
1
Modules
Images
c:\users\admin\appdata\local\temp\xidrf.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\shell32.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\user32.dll
c:\windows\system32\shlwapi.dll
c:\windows\system32\gdi32.dll
c:\windows\system32\lpk.dll
1452"C:\Users\admin\AppData\Local\Temp\CLIENT-BUILT.EXE" C:\Users\admin\AppData\Local\Temp\CLIENT-BUILT.EXE
XIDRF.EXE
User:
admin
Integrity Level:
MEDIUM
Exit code:
0
Version:
1.3.0.0
Modules
Images
c:\users\admin\appdata\local\temp\client-built.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\mscoree.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\sechost.dll
c:\windows\system32\rpcrt4.dll
c:\windows\microsoft.net\framework\v4.0.30319\mscoreei.dll
1540"C:\Users\admin\AppData\Local\Temp\CLIENT-BUILT.EXE" C:\Users\admin\AppData\Local\Temp\CLIENT-BUILT.EXE
XIDRF.EXE
User:
admin
Integrity Level:
MEDIUM
Exit code:
0
Version:
1.3.0.0
Modules
Images
c:\users\admin\appdata\local\temp\client-built.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\mscoree.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\sechost.dll
c:\windows\system32\rpcrt4.dll
c:\windows\microsoft.net\framework\v4.0.30319\mscoreei.dll
1772"C:\Users\admin\AppData\Roaming\SubDir\Client.exe"C:\Users\admin\AppData\Roaming\SubDir\Client.exeCLIENT-BUILT.EXE
User:
admin
Integrity Level:
MEDIUM
Exit code:
4294967295
Version:
1.3.0.0
Modules
Images
c:\users\admin\appdata\roaming\subdir\client.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\mscoree.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\sechost.dll
c:\windows\system32\rpcrt4.dll
c:\windows\microsoft.net\framework\v4.0.30319\mscoreei.dll
1780"C:\Users\admin\AppData\Local\Temp\CLIENT-BUILT.EXE" C:\Users\admin\AppData\Local\Temp\CLIENT-BUILT.EXEXIDRF.EXE
User:
admin
Integrity Level:
MEDIUM
Exit code:
0
Version:
1.3.0.0
Modules
Images
c:\users\admin\appdata\local\temp\client-built.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\mscoree.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\sechost.dll
c:\windows\system32\rpcrt4.dll
c:\windows\microsoft.net\framework\v4.0.30319\mscoreei.dll
1864"C:\Users\admin\AppData\Local\Temp\CLIENT-BUILT.EXE" C:\Users\admin\AppData\Local\Temp\CLIENT-BUILT.EXEXIDRF.EXE
User:
admin
Integrity Level:
MEDIUM
Exit code:
0
Version:
1.3.0.0
Modules
Images
c:\users\admin\appdata\local\temp\client-built.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\mscoree.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\rpcrt4.dll
c:\windows\system32\sechost.dll
c:\windows\microsoft.net\framework\v4.0.30319\mscoreei.dll
1936"C:\Users\admin\AppData\Local\Temp\XIDRF.EXE" C:\Users\admin\AppData\Local\Temp\XIDRF.EXE
Xidrf.exe
User:
admin
Integrity Level:
MEDIUM
Exit code:
1
Modules
Images
c:\users\admin\appdata\local\temp\xidrf.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\shell32.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\shlwapi.dll
c:\windows\system32\gdi32.dll
c:\windows\system32\user32.dll
c:\windows\system32\lpk.dll
Total events
3 953
Read events
3 861
Write events
92
Delete events
0

Modification events

(PID) Process:(2332) Xidrf.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:UNCAsIntranet
Value:
0
(PID) Process:(2332) Xidrf.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:AutoDetect
Value:
1
(PID) Process:(1936) XIDRF.EXEKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:UNCAsIntranet
Value:
0
(PID) Process:(1936) XIDRF.EXEKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:AutoDetect
Value:
1
(PID) Process:(2500) XIDRF.EXEKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:UNCAsIntranet
Value:
0
(PID) Process:(2500) XIDRF.EXEKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:AutoDetect
Value:
1
(PID) Process:(2676) XIDRF.EXEKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:UNCAsIntranet
Value:
0
(PID) Process:(2676) XIDRF.EXEKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:AutoDetect
Value:
1
(PID) Process:(3108) XIDRF.EXEKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:UNCAsIntranet
Value:
0
(PID) Process:(3108) XIDRF.EXEKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:AutoDetect
Value:
1
Executable files
3
Suspicious files
0
Text files
0
Unknown types
0

Dropped files

PID
Process
Filename
Type
1452CLIENT-BUILT.EXEC:\Users\admin\AppData\Roaming\SubDir\Client.exeexecutable
MD5:D2825077C227A56B75F7A35542273379
SHA256:8C1CE151FF00AC0B8203522364F010E0E638D15CCA23CE5EB6D0A5A6131D427D
2332Xidrf.exeC:\Users\admin\AppData\Local\Temp\CLIENT-BUILT.EXEexecutable
MD5:D2825077C227A56B75F7A35542273379
SHA256:8C1CE151FF00AC0B8203522364F010E0E638D15CCA23CE5EB6D0A5A6131D427D
1108CLIENT-BUILT.EXEC:\Users\admin\AppData\Roaming\SubDir\Client.exeexecutable
MD5:D2825077C227A56B75F7A35542273379
SHA256:8C1CE151FF00AC0B8203522364F010E0E638D15CCA23CE5EB6D0A5A6131D427D
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
28
TCP/UDP connections
27
DNS requests
4
Threats
96

HTTP requests

PID
Process
Method
HTTP Code
IP
URL
CN
Type
Size
Reputation
GET
208.95.112.1:80
http://ip-api.com/json/
unknown
malicious
GET
208.95.112.1:80
http://ip-api.com/json/
unknown
malicious
GET
200
208.95.112.1:80
http://ip-api.com/json/
unknown
text
299 b
malicious
GET
200
208.95.112.1:80
http://ip-api.com/json/
unknown
text
299 b
malicious
GET
200
208.95.112.1:80
http://ip-api.com/json/
unknown
text
299 b
malicious
GET
200
208.95.112.1:80
http://ip-api.com/json/
unknown
text
299 b
malicious
GET
200
208.95.112.1:80
http://ip-api.com/json/
unknown
text
299 b
malicious
GET
200
208.95.112.1:80
http://ip-api.com/json/
unknown
text
299 b
malicious
1452
CLIENT-BUILT.EXE
GET
200
208.95.112.1:80
http://ip-api.com/json/
unknown
text
299 b
malicious
1108
CLIENT-BUILT.EXE
GET
200
208.95.112.1:80
http://ip-api.com/json/
unknown
text
299 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
1108
CLIENT-BUILT.EXE
208.95.112.1:80
ip-api.com
IBURST
malicious
1452
CLIENT-BUILT.EXE
208.95.112.1:80
ip-api.com
IBURST
malicious
2320
CLIENT-BUILT.EXE
208.95.112.1:80
ip-api.com
IBURST
malicious
208.95.112.1:80
ip-api.com
IBURST
malicious
1540
CLIENT-BUILT.EXE
208.95.112.1:80
ip-api.com
IBURST
malicious
172.67.75.176:80
freegeoip.net
US
malicious
23.21.153.210:80
api.ipify.org
Amazon.com, Inc.
US
suspicious

DNS requests

Domain
IP
Reputation
ip-api.com
  • 208.95.112.1
malicious
freegeoip.net
  • 172.67.75.176
  • 104.26.14.73
  • 104.26.15.73
malicious
api.ipify.org
  • 23.21.153.210
  • 54.235.83.248
  • 184.73.165.106
  • 54.225.66.103
  • 54.225.191.113
  • 54.221.234.156
  • 107.22.243.43
  • 54.221.249.50
shared

Threats

PID
Process
Class
Message
1108
CLIENT-BUILT.EXE
Potential Corporate Privacy Violation
ET POLICY External IP Lookup ip-api.com
1108
CLIENT-BUILT.EXE
Potential Corporate Privacy Violation
AV POLICY Internal Host Retrieving External IP Address (ip-api. com)
1108
CLIENT-BUILT.EXE
A Network Trojan was detected
REMOTE [PTsecurity] Quasar.RAT IP Lookup
2420
CLIENT-BUILT.EXE
Potential Corporate Privacy Violation
ET POLICY External IP Lookup ip-api.com
2420
CLIENT-BUILT.EXE
Potential Corporate Privacy Violation
AV POLICY Internal Host Retrieving External IP Address (ip-api. com)
2420
CLIENT-BUILT.EXE
A Network Trojan was detected
REMOTE [PTsecurity] Quasar.RAT IP Lookup
1452
CLIENT-BUILT.EXE
Potential Corporate Privacy Violation
ET POLICY External IP Lookup ip-api.com
1452
CLIENT-BUILT.EXE
Potential Corporate Privacy Violation
AV POLICY Internal Host Retrieving External IP Address (ip-api. com)
1452
CLIENT-BUILT.EXE
A Network Trojan was detected
REMOTE [PTsecurity] Quasar.RAT IP Lookup
2320
CLIENT-BUILT.EXE
Potential Corporate Privacy Violation
ET POLICY External IP Lookup ip-api.com
30 ETPRO signatures available at the full report
Process
Message
Xidrf.exe
C:\Users\admin\AppData\Local\Temp\CLIENT-BUILT.EXE
Xidrf.exe
C:\Users\admin\AppData\Local\Temp\XIDRF.EXE
XIDRF.EXE
C:\Users\admin\AppData\Local\Temp\CLIENT-BUILT.EXE
XIDRF.EXE
C:\Users\admin\AppData\Local\Temp\XIDRF.EXE
XIDRF.EXE
C:\Users\admin\AppData\Local\Temp\CLIENT-BUILT.EXE
XIDRF.EXE
C:\Users\admin\AppData\Local\Temp\XIDRF.EXE
XIDRF.EXE
C:\Users\admin\AppData\Local\Temp\CLIENT-BUILT.EXE
XIDRF.EXE
C:\Users\admin\AppData\Local\Temp\XIDRF.EXE
XIDRF.EXE
C:\Users\admin\AppData\Local\Temp\CLIENT-BUILT.EXE
XIDRF.EXE
C:\Users\admin\AppData\Local\Temp\XIDRF.EXE