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File name:

rasom.exe

Full analysis: https://app.any.run/tasks/f38ecdc2-d332-4964-a521-0c82f7adf519
Verdict: Malicious activity
Analysis date: June 19, 2019, 10:46:33
OS: Windows 7 Professional Service Pack 1 (build: 7601, 32 bit)
Tags:
adware
Indicators:
MIME: application/x-dosexec
File info: PE32 executable (GUI) Intel 80386, for MS Windows, Nullsoft Installer self-extracting archive
MD5:

60ED732490FB6E2D6B4FB5D21E132661

SHA1:

303842082DDD5A51F000BD5D3018FB36653C819C

SHA256:

786912B352D3AF8C15D0FA74700F9F2EC93D344AD8D6B48D24F4A066A7AEF536

SSDEEP:

196608:RqLoict+XJk2d6weXfaZ5ABmlqwzhIb3/NGiEV5OLN1N0:R9ii+ZncvaTABmlbzhID65eN0

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

    • Executes PowerShell scripts

      • cmd.exe (PID: 3064)
      • cmd.exe (PID: 3480)
      • cmd.exe (PID: 3792)
      • cmd.exe (PID: 2340)

    • Loads dropped or rewritten executable

      • rasom.exe (PID: 3492)
      • rasom.exe (PID: 2496)
      • NTJjOGRkMz.exe (PID: 3412)
      • rundll32.exe (PID: 3964)

    • Application was dropped or rewritten from another process

      • nsFB88.tmp (PID: 2892)
      • nsF7FD.tmp (PID: 2528)
      • ns971.tmp (PID: 3068)
      • ns763.tmp (PID: 3876)
      • ns84F.tmp (PID: 2900)
      • nsCFD.tmp (PID: 3688)
      • ns1AA1.tmp (PID: 3304)
      • ns1918.tmp (PID: 2952)
      • ns1B7D.tmp (PID: 2516)
      • ns1996.tmp (PID: 3824)
      • ns1E10.tmp (PID: 2204)
      • ns1C59.tmp (PID: 3684)
      • ns1D34.tmp (PID: 3228)
      • ns26AD.tmp (PID: 3476)
      • ns2A77.tmp (PID: 4004)
      • ns2E60.tmp (PID: 2500)
      • NTJjOGRkMz.exe (PID: 2352)
      • ns3140.tmp (PID: 3852)
      • ns2FA9.tmp (PID: 3320)
      • NTJjOGRkMz.exe (PID: 3424)
      • NTJjOGRkMz.exe (PID: 3024)
      • ns34AC.tmp (PID: 2884)
      • NTJjOGRkMz.exe (PID: 2864)
      • NTJjOGRkMz.exe (PID: 3388)
      • NTJjOGRkMz.exe (PID: 3412)

    • Starts NET.EXE for service management

      • ns84F.tmp (PID: 2900)

    • Modifies exclusions in Windows Defender

      • rasom.exe (PID: 2496)
      • NTJjOGRkMz.exe (PID: 3424)
      • NTJjOGRkMz.exe (PID: 3388)
      • NTJjOGRkMz.exe (PID: 2864)

    • Changes settings of System certificates

      • rasom.exe (PID: 3492)
      • NTJjOGRkMz.exe (PID: 3424)

    • Connects to CnC server

      • NTJjOGRkMz.exe (PID: 3424)

  • SUSPICIOUS

    • Starts CMD.EXE for commands execution

      • nsF7FD.tmp (PID: 2528)
      • nsFB88.tmp (PID: 2892)
      • ns971.tmp (PID: 3068)
      • nsCFD.tmp (PID: 3688)

    • Creates files in the user directory

      • powershell.exe (PID: 3292)
      • powershell.exe (PID: 3704)
      • NTJjOGRkMz.exe (PID: 3412)
      • rasom.exe (PID: 3492)

    • Starts application with an unusual extension

      • rasom.exe (PID: 3492)
      • rasom.exe (PID: 2496)

    • Executable content was dropped or overwritten

      • rasom.exe (PID: 3492)
      • rasom.exe (PID: 2496)
      • NTJjOGRkMz.exe (PID: 2352)

    • Executed as Windows Service

      • rasom.exe (PID: 2496)
      • NTJjOGRkMz.exe (PID: 3424)
      • rundll32.exe (PID: 3964)

    • Starts SC.EXE for service management

      • ns763.tmp (PID: 3876)
      • ns1918.tmp (PID: 2952)
      • NTJjOGRkMz.exe (PID: 2352)
      • ns2E60.tmp (PID: 2500)
      • ns34AC.tmp (PID: 2884)
      • ns2FA9.tmp (PID: 3320)
      • NTJjOGRkMz.exe (PID: 2864)

    • Removes files from Windows directory

      • rasom.exe (PID: 2496)
      • NTJjOGRkMz.exe (PID: 3424)

    • Creates files in the Windows directory

      • rasom.exe (PID: 2496)
      • NTJjOGRkMz.exe (PID: 2352)
      • rasom.exe (PID: 3492)
      • NTJjOGRkMz.exe (PID: 3424)

    • Uses REG.EXE to modify Windows registry

      • ns1AA1.tmp (PID: 3304)
      • ns1996.tmp (PID: 3824)
      • ns1C59.tmp (PID: 3684)
      • ns1B7D.tmp (PID: 2516)
      • ns1E10.tmp (PID: 2204)
      • ns1D34.tmp (PID: 3228)

    • Reads Internet Cache Settings

      • rasom.exe (PID: 3492)

    • Adds / modifies Windows certificates

      • rasom.exe (PID: 3492)

    • Creates or modifies windows services

      • rasom.exe (PID: 3492)

    • Creates files in the program directory

      • rasom.exe (PID: 3492)
      • NTJjOGRkMz.exe (PID: 3424)

    • Creates files in the driver directory

      • rasom.exe (PID: 3492)

    • Application launched itself

      • NTJjOGRkMz.exe (PID: 3424)
      • rundll32.exe (PID: 3964)

    • Creates a software uninstall entry

      • rasom.exe (PID: 3492)

    • Uses RUNDLL32.EXE to load library

      • rundll32.exe (PID: 3964)

  • INFO

    • Reads settings of System Certificates

      • rasom.exe (PID: 3492)
      • NTJjOGRkMz.exe (PID: 3424)
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) (42.2)
.exe | Win64 Executable (generic) (37.3)
.dll | Win32 Dynamic Link Library (generic) (8.8)
.exe | Win32 Executable (generic) (6)
.exe | Generic Win/DOS Executable (2.7)

EXIF

EXE

MachineType: Intel 386 or later, and compatibles
TimeStamp: 2009:03:29 14:19:38+02:00
PEType: PE32
LinkerVersion: 9
CodeSize: 26624
InitializedDataSize: 475136
UninitializedDataSize: 16896
EntryPoint: 0x3415
OSVersion: 5
ImageVersion: 6
SubsystemVersion: 5
Subsystem: Windows GUI

Summary

Architecture: IMAGE_FILE_MACHINE_I386
Subsystem: IMAGE_SUBSYSTEM_WINDOWS_GUI
Compilation Date: 29-Mar-2009 12:19:38
Detected languages:
  • English - United States

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: 0x000000E0

PE Headers

Signature: PE
Machine: IMAGE_FILE_MACHINE_I386
Number of sections: 5
Time date stamp: 29-Mar-2009 12:19:38
Pointer to Symbol Table: 0x00000000
Number of symbols: 0
Size of Optional Header: 0x00E0
Characteristics:
  • IMAGE_FILE_32BIT_MACHINE
  • IMAGE_FILE_EXECUTABLE_IMAGE
  • IMAGE_FILE_RELOCS_STRIPPED

Sections

Name
Virtual Address
Virtual Size
Raw Size
Charateristics
Entropy
.text
0x00001000
0x0000671C
0x00006800
IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ
6.50461
.rdata
0x00008000
0x000019D6
0x00001A00
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ
5.02684
.data
0x0000A000
0x0007139C
0x00000200
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE
1.73601
.ndata
0x0007C000
0x00091000
0x00000000
IMAGE_SCN_CNT_UNINITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE
0
.rsrc
0x0010D000
0x020ABB80
0x00004C00
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ
4.27102

Resources

Title
Entropy
Size
Codepage
Language
Type
1
5.21494
966
UNKNOWN
English - United States
RT_MANIFEST
103
1.91924
20
UNKNOWN
English - United States
RT_GROUP_ICON
105
2.73893
514
UNKNOWN
English - United States
RT_DIALOG
106
2.91148
248
UNKNOWN
English - United States
RT_DIALOG
107
2.52183
160
UNKNOWN
English - United States
RT_DIALOG
111
2.92787
238
UNKNOWN
English - United States
RT_DIALOG
203
2.84487
288
UNKNOWN
English - United States
RT_DIALOG
205
3.03251
514
UNKNOWN
English - United States
RT_DIALOG
206
3.10966
248
UNKNOWN
English - United States
RT_DIALOG
207
2.79455
160
UNKNOWN
English - United States
RT_DIALOG

Imports

ADVAPI32.dll
COMCTL32.dll
GDI32.dll
KERNEL32.dll
SHELL32.dll
USER32.dll
VERSION.dll
ole32.dll
No data.
screenshotscreenshotscreenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
111
Monitored processes
54
Malicious processes
14
Suspicious processes
4

Behavior graph

Click at the process to see the details
drop and start drop and start drop and start drop and start drop and start drop and start drop and start drop and start drop and start drop and start drop and start drop and start drop and start drop and start drop and start drop and start drop and start start drop and start drop and start rasom.exe no specs rasom.exe nsf7fd.tmp no specs cmd.exe no specs powershell.exe no specs nsfb88.tmp no specs cmd.exe no specs powershell.exe no specs ns763.tmp no specs sc.exe no specs ns84f.tmp no specs net.exe no specs net1.exe no specs rasom.exe ns971.tmp no specs cmd.exe no specs powershell.exe no specs nscfd.tmp no specs cmd.exe no specs powershell.exe no specs ns1918.tmp no specs sc.exe no specs ns1996.tmp no specs reg.exe no specs ns1aa1.tmp no specs reg.exe no specs ns1b7d.tmp no specs reg.exe no specs ns1c59.tmp no specs reg.exe no specs ns1d34.tmp no specs reg.exe no specs ns1e10.tmp no specs reg.exe no specs ns26ad.tmp no specs ns2a77.tmp no specs ntjjogrkmz.exe sc.exe no specs sc.exe no specs ns2e60.tmp no specs sc.exe no specs ns2fa9.tmp no specs sc.exe no specs ns3140.tmp no specs ntjjogrkmz.exe no specs ns34ac.tmp no specs sc.exe no specs ntjjogrkmz.exe ntjjogrkmz.exe no specs ntjjogrkmz.exe no specs ntjjogrkmz.exe no specs sc.exe no specs rundll32.exe no specs rundll32.exe no specs

Process information

PID
CMD
Path
Indicators
Parent process
3160"C:\Users\admin\AppData\Local\Temp\rasom.exe" C:\Users\admin\AppData\Local\Temp\rasom.exe—explorer.exe
User:
admin
Integrity Level:
MEDIUM
Exit code:
3221226540
3492"C:\Users\admin\AppData\Local\Temp\rasom.exe" C:\Users\admin\AppData\Local\Temp\rasom.exe
explorer.exe
User:
admin
Integrity Level:
HIGH
Exit code:
0
2528"C:\Users\admin\AppData\Local\Temp\nszF7FC.tmp\nsF7FD.tmp" cmd /c "powershell -command Add-MpPreference -ExclusionPath \"C:\Users\admin\AppData\Local\Temp\rasom.exe\""C:\Users\admin\AppData\Local\Temp\nszF7FC.tmp\nsF7FD.tmp—rasom.exe
User:
admin
Integrity Level:
HIGH
Exit code:
1
3064cmd /c "powershell -command Add-MpPreference -ExclusionPath \"C:\Users\admin\AppData\Local\Temp\rasom.exe\""C:\Windows\system32\cmd.exe—nsF7FD.tmp
User:
admin
Company:
Microsoft Corporation
Integrity Level:
HIGH
Description:
Windows Command Processor
Exit code:
1
Version:
6.1.7601.17514 (win7sp1_rtm.101119-1850)
3292powershell -command Add-MpPreference -ExclusionPath \"C:\Users\admin\AppData\Local\Temp\rasom.exe\"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe—cmd.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
HIGH
Description:
Windows PowerShell
Exit code:
1
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
2892"C:\Users\admin\AppData\Local\Temp\nszF7FC.tmp\nsFB88.tmp" cmd /c "powershell -command Add-MpPreference -ExclusionPath \"C:\Users\admin\AppData\Local\Temp\nszF7FC.tmp\""C:\Users\admin\AppData\Local\Temp\nszF7FC.tmp\nsFB88.tmp—rasom.exe
User:
admin
Integrity Level:
HIGH
Exit code:
1
3480cmd /c "powershell -command Add-MpPreference -ExclusionPath \"C:\Users\admin\AppData\Local\Temp\nszF7FC.tmp\""C:\Windows\system32\cmd.exe—nsFB88.tmp
User:
admin
Company:
Microsoft Corporation
Integrity Level:
HIGH
Description:
Windows Command Processor
Exit code:
1
Version:
6.1.7601.17514 (win7sp1_rtm.101119-1850)
3704powershell -command Add-MpPreference -ExclusionPath \"C:\Users\admin\AppData\Local\Temp\nszF7FC.tmp\"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe—cmd.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
HIGH
Description:
Windows PowerShell
Exit code:
1
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
3876"C:\Users\admin\AppData\Local\Temp\nse3E8.tmp\ns763.tmp" sc create -- binPath= ""C:\Users\admin\AppData\Local\Temp\rasom.exe" /wl 1"C:\Users\admin\AppData\Local\Temp\nse3E8.tmp\ns763.tmp—rasom.exe
User:
admin
Integrity Level:
HIGH
Exit code:
0
2452sc create -- binPath= ""C:\Users\admin\AppData\Local\Temp\rasom.exe" /wl 1"C:\Windows\system32\sc.exe—ns763.tmp
User:
admin
Company:
Microsoft Corporation
Integrity Level:
HIGH
Description:
A tool to aid in developing services for WindowsNT
Exit code:
0
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
Total events
998
Read events
792
Write events
0
Delete events
0

Modification events

No data
Executable files
42
Suspicious files
17
Text files
5
Unknown types
4

Dropped files

PID
Process
Filename
Type
3292powershell.exeC:\Users\admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\DSQYO3A741LB40EB2MLF.temp —
MD5:—
SHA256:—
3704powershell.exeC:\Users\admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\2OF4XXFQDSQTMZAH3I4D.temp —
MD5:—
SHA256:—
3492rasom.exeC:\Users\admin\AppData\Local\Temp\nszF7FC.tmp\LHatdGu —
MD5:—
SHA256:—
3292powershell.exeC:\Users\admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-msbinary
MD5:5F9A7BF5388376D94C2EDCA422810BEC
SHA256:8B2183F4F2F735C231B1F81D46CB86CB1FB51168824DE82F3A9EA79C12CAF82C
3704powershell.exeC:\Users\admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-msbinary
MD5:5F9A7BF5388376D94C2EDCA422810BEC
SHA256:8B2183F4F2F735C231B1F81D46CB86CB1FB51168824DE82F3A9EA79C12CAF82C
2496rasom.exeC:\Windows\TEMP\nsv970.tmp\LHatdGu —
MD5:—
SHA256:—
3492rasom.exeC:\Users\admin\AppData\Local\Temp\nszF7FC.tmp\nsFB88.tmpexecutable
MD5:1DADA55EBAEBED2E808A624EE39AE451
SHA256:AC7D45D23ECF38F155BC4D1ADD89C2CC9E93B80D9BF7E47694D59394B64F60AA
3492rasom.exeC:\Users\admin\AppData\Local\Temp\nse3E8.tmp\ns84F.tmpexecutable
MD5:48AE036EA5F9100BAB7A41D1C61EDCFE
SHA256:1298C1A1E5ADAE488A5924D711767AEC709DE66097389B427F482473E5FA3755
3492rasom.exeC:\Users\admin\AppData\Local\Temp\nszF7FC.tmp\mJQAPDXyhhB.dllexecutable
MD5:7AD47EF54F3D366F6454F31D3058EE0C
SHA256:853030462A8B664779D34B8BDA811AD93916047D0F98A4FA3B9B6458E51AC28B
3292powershell.exeC:\Users\admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms~RF14f9c0.TMPbinary
MD5:5F9A7BF5388376D94C2EDCA422810BEC
SHA256:8B2183F4F2F735C231B1F81D46CB86CB1FB51168824DE82F3A9EA79C12CAF82C
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
6
TCP/UDP connections
25
DNS requests
4
Threats
0

HTTP requests

PID
Process
Method
HTTP Code
IP
URL
CN
Type
Size
Reputation
3424
NTJjOGRkMz.exe
GET
200
192.35.177.64:80
http://crl.identrust.com/DSTROOTCAX3CRL.crl
US
der
896 b
whitelisted
3492
rasom.exe
POST
200
217.182.14.103:80
http://technologietazo.com/installer/downloadsLog?unique_id=4E6866CC50C0449534CA9B289FFFC4CB&affiliate_id=3673
FR
—
—
malicious
3424
NTJjOGRkMz.exe
GET
200
2.16.186.11:80
http://isrg.trustid.ocsp.identrust.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBRv9GhNQxLSSGKBnMArPUcsHYovpgQUxKexpHsscfrb4UuQdf%2FEFWCFiRACEAoBQUIAAAFThXNqC4Xspwg%3D
unknown
der
1.37 Kb
whitelisted
3424
NTJjOGRkMz.exe
GET
200
217.182.14.103:80
http://technologietazo.com/addon/mapping?v=n13.14.1.316&os_mj=6&os_mn=1&os_bitness=32&mid=bd232adea4e970199b37e073c5dfb03e&uid=4E6866CC50C0449534CA9B289FFFC4CB&aid=3673&aid2=none&ts=1560941225&ts2=
FR
binary
30.6 Kb
malicious
3492
rasom.exe
POST
200
217.182.14.103:80
http://technologietazo.com/installer/urlsLog?unique_id=4E6866CC50C0449534CA9B289FFFC4CB&affiliate_id=3673&br=iexplore
FR
—
—
malicious
3424
NTJjOGRkMz.exe
GET
200
23.202.229.66:80
http://ocsp.int-x3.letsencrypt.org/MFMwUTBPME0wSzAJBgUrDgMCGgUABBR%2B5mrncpqz%2FPiiIGRsFqEtYHEIXQQUqEpqYwR93brm0Tm3pkVl7%2FOo7KECEgN9TglbLTBOEJGBkXRA0I8MlQ%3D%3D
NL
der
527 b
whitelisted
Download PCAP, analyze network streams, HTTP content and a lot more at the full report

Connections

PID
Process
IP
Domain
ASN
CN
Reputation
3424
NTJjOGRkMz.exe
2.16.186.11:80
isrg.trustid.ocsp.identrust.com
Akamai International B.V.
—
whitelisted
3492
rasom.exe
217.182.14.103:443
technologietazo.com
OVH SAS
FR
malicious
3492
rasom.exe
217.182.14.103:80
technologietazo.com
OVH SAS
FR
malicious
3424
NTJjOGRkMz.exe
217.182.14.103:443
technologietazo.com
OVH SAS
FR
malicious
3424
NTJjOGRkMz.exe
217.182.14.103:80
technologietazo.com
OVH SAS
FR
malicious
3424
NTJjOGRkMz.exe
192.35.177.64:80
crl.identrust.com
IdenTrust
US
malicious
3424
NTJjOGRkMz.exe
23.202.229.66:80
ocsp.int-x3.letsencrypt.org
Akamai International B.V.
NL
whitelisted

DNS requests

Domain
IP
Reputation
technologietazo.com
  • 217.182.14.103
  • 217.182.14.231
malicious
isrg.trustid.ocsp.identrust.com
  • 2.16.186.11
  • 2.16.186.35
whitelisted
crl.identrust.com
  • 192.35.177.64
whitelisted
ocsp.int-x3.letsencrypt.org
  • 23.202.229.66
  • 23.202.229.72
whitelisted

Threats

PID
Process
Class
Message
3424
NTJjOGRkMz.exe
Misc activity
ADWARE [PTsecurity] PUP.Optional.Wajam Payload m3
1 ETPRO signatures available at the full report
No debug info
Interactive malware hunting service ANY.RUN
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Reports
rasom.exe