File name:

amsi.exe

Full analysis: https://app.any.run/tasks/9a520342-8348-40c4-9d89-fc070ea56845
Verdict: Malicious activity
Analysis date: June 11, 2019, 22:33:35
OS: Windows 7 Professional Service Pack 1 (build: 7601, 32 bit)
Indicators:
MIME: application/x-dosexec
File info: PE32 executable (GUI) Intel 80386, for MS Windows
MD5:

40C06C854E8D7F93D1E174FDC7ABF8BC

SHA1:

D45B97E06FFDFF3068F43F7695F3EAAE439B27A4

SHA256:

AC2B263A850B69C01B2DFC8544B5196D3FC947F5E96D389A341DDC6CEE4E077E

SSDEEP:

3072:8kiTRuLfL4RsuqUXNWOCWih8pnkNPR++ExeAK2oTgtcn0uxF5Rgex6MBRh/Do2k:HiTRuLgTNZ7u92Ogt4dx3dxpnhQ

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

    • Loads the Task Scheduler COM API

      • svchost.exe (PID: 2392)
      • mmc.exe (PID: 1520)
    • Uses SVCHOST.EXE for hidden code execution

      • amsi.exe (PID: 3436)
      • wwjaykqgbjn.exe (PID: 2280)
    • Application was dropped or rewritten from another process

      • wwjaykqgbjn.exe (PID: 1496)
      • wwjaykqgbjn.exe (PID: 2280)
  • SUSPICIOUS

    • Application launched itself

      • amsi.exe (PID: 3376)
      • wwjaykqgbjn.exe (PID: 1496)
    • Creates files in the program directory

      • svchost.exe (PID: 2392)
    • Executable content was dropped or overwritten

      • svchost.exe (PID: 2392)
    • Executed via Task Scheduler

      • wwjaykqgbjn.exe (PID: 1496)
  • INFO

    • Manual execution by user

      • mmc.exe (PID: 1520)
      • mmc.exe (PID: 2576)
      • opera.exe (PID: 3972)
    • Creates files in the user directory

      • opera.exe (PID: 3972)
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: 2018:01:17 14:52:52+01:00
PEType: PE32
LinkerVersion: 12
CodeSize: 83456
InitializedDataSize: 245248
UninitializedDataSize: -
EntryPoint: 0x71c9
OSVersion: 5.1
ImageVersion: -
SubsystemVersion: 5.1
Subsystem: Windows GUI

Summary

Architecture: IMAGE_FILE_MACHINE_I386
Subsystem: IMAGE_SUBSYSTEM_WINDOWS_GUI
Compilation Date: 17-Jan-2018 13:52:52
Debug artifacts:
  • C:\bije.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: 0x000000F0

PE Headers

Signature: PE
Machine: IMAGE_FILE_MACHINE_I386
Number of sections: 6
Time date stamp: 17-Jan-2018 13:52:52
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
0x0003E000
0x0000D3AC
0x0000C600
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE
5.99381
.rdata
0x00016000
0x0000747C
0x00007600
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ
4.74176
.data
0x0001E000
0x0001F120
0x00002000
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE
2.59959
.rsrc
0x0004C000
0x00007898
0x00007A00
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ
5.14073
.reloc
0x00054000
0x00001434
0x00001600
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_DISCARDABLE, IMAGE_SCN_MEM_READ
6.33793

Resources

Title
Entropy
Size
Codepage
Language
Type
1
3.84534
3752
UNKNOWN
UNKNOWN
RT_ICON
2
4.15234
2216
UNKNOWN
UNKNOWN
RT_ICON
3
3.96979
1736
UNKNOWN
UNKNOWN
RT_ICON
4
3.85587
1384
UNKNOWN
UNKNOWN
RT_ICON
5
4.30653
9640
UNKNOWN
UNKNOWN
RT_ICON
6
4.86693
4264
UNKNOWN
UNKNOWN
RT_ICON
7
4.52966
2440
UNKNOWN
UNKNOWN
RT_ICON
8
4.32105
1128
UNKNOWN
UNKNOWN
RT_ICON
22
3.22204
1266
UNKNOWN
UNKNOWN
RT_STRING
23
3.28327
1550
UNKNOWN
UNKNOWN
RT_STRING

Imports

ADVAPI32.dll
KERNEL32.dll
No data.
screenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
43
Monitored processes
9
Malicious processes
3
Suspicious processes
1

Behavior graph

Click at the process to see the details
start amsi.exe no specs amsi.exe no specs svchost.exe mmc.exe no specs mmc.exe wwjaykqgbjn.exe no specs wwjaykqgbjn.exe no specs svchost.exe no specs opera.exe

Process information

PID
CMD
Path
Indicators
Parent process
536C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exewwjaykqgbjn.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Host Process for Windows Services
Exit code:
0
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\windows\system32\svchost.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\sechost.dll
c:\windows\system32\rpcrt4.dll
c:\windows\system32\secur32.dll
c:\windows\system32\sspicli.dll
c:\windows\system32\userenv.dll
1496C:\ProgramData\{C654A916-CA16-4424-BE78-3EE7C63190B2}\{4654A917-CA17-4424-BE79-3EE7CA3190B2}\wwjaykqgbjn.exe C:\ProgramData\{C654A916-CA16-4424-BE78-3EE7C63190B2}\{4654A917-CA17-4424-BE79-3EE7CA3190B2}\wwjaykqgbjn.exetaskeng.exe
User:
admin
Integrity Level:
MEDIUM
Exit code:
0
Modules
Images
c:\programdata\{c654a916-ca16-4424-be78-3ee7c63190b2}\{4654a917-ca17-4424-be79-3ee7ca3190b2}\wwjaykqgbjn.exe
c:\systemroot\system32\ntdll.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\system32\user32.dll
c:\windows\system32\gdi32.dll
1520"C:\Windows\system32\mmc.exe" "C:\Windows\system32\taskschd.msc" /sC:\Windows\system32\mmc.exe
explorer.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
HIGH
Description:
Microsoft Management Console
Exit code:
0
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\windows\system32\mmc.exe
c:\systemroot\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\mfc42u.dll
2280C:\ProgramData\{C654A916-CA16-4424-BE78-3EE7C63190B2}\{4654A917-CA17-4424-BE79-3EE7CA3190B2}\wwjaykqgbjn.exe -q=2416793153C:\ProgramData\{C654A916-CA16-4424-BE78-3EE7C63190B2}\{4654A917-CA17-4424-BE79-3EE7CA3190B2}\wwjaykqgbjn.exewwjaykqgbjn.exe
User:
admin
Integrity Level:
MEDIUM
Exit code:
0
Modules
Images
c:\programdata\{c654a916-ca16-4424-be78-3ee7c63190b2}\{4654a917-ca17-4424-be79-3ee7ca3190b2}\wwjaykqgbjn.exe
c:\systemroot\system32\ntdll.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\system32\user32.dll
c:\windows\system32\gdi32.dll
2392C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe
amsi.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Host Process for Windows Services
Exit code:
0
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\windows\system32\svchost.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\sechost.dll
c:\windows\system32\rpcrt4.dll
c:\windows\system32\secur32.dll
c:\windows\system32\sspicli.dll
c:\windows\system32\userenv.dll
2576"C:\Windows\system32\mmc.exe" "C:\Windows\system32\taskschd.msc" /sC:\Windows\system32\mmc.exeexplorer.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Microsoft Management Console
Exit code:
3221226540
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\windows\system32\mmc.exe
c:\systemroot\system32\ntdll.dll
3376"C:\Users\admin\AppData\Local\Temp\amsi.exe" C:\Users\admin\AppData\Local\Temp\amsi.exeexplorer.exe
User:
admin
Integrity Level:
MEDIUM
Exit code:
0
Modules
Images
c:\users\admin\appdata\local\temp\amsi.exe
c:\systemroot\system32\ntdll.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\system32\user32.dll
c:\windows\system32\gdi32.dll
3436"C:\Users\admin\AppData\Local\Temp\amsi.exe" -q=2416788192C:\Users\admin\AppData\Local\Temp\amsi.exeamsi.exe
User:
admin
Integrity Level:
MEDIUM
Exit code:
0
Modules
Images
c:\users\admin\appdata\local\temp\amsi.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\sechost.dll
c:\windows\system32\rpcrt4.dll
c:\windows\system32\user32.dll
c:\windows\system32\gdi32.dll
3972"C:\Program Files\Opera\opera.exe" C:\Program Files\Opera\opera.exe
explorer.exe
User:
admin
Company:
Opera Software
Integrity Level:
MEDIUM
Description:
Opera Internet Browser
Exit code:
0
Version:
1748
Modules
Images
c:\program files\opera\opera.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\psapi.dll
c:\windows\system32\wintrust.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\crypt32.dll
c:\windows\system32\msasn1.dll
c:\windows\system32\rpcrt4.dll
Total events
268
Read events
208
Write events
60
Delete events
0

Modification events

(PID) Process:(1520) mmc.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\MMC\SnapIns\FX:{c7b8fb06-bfe1-4c2e-9217-7a69a95bbac4}
Operation:writeName:HelpTopic
Value:
C:\Windows\Help\taskscheduler.chm
(PID) Process:(1520) mmc.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\MMC\SnapIns\FX:{c7b8fb06-bfe1-4c2e-9217-7a69a95bbac4}
Operation:writeName:LinkedHelpTopics
Value:
C:\Windows\Help\taskscheduler.chm
(PID) Process:(3972) opera.exeKey:HKEY_CURRENT_USER\Software\Opera Software
Operation:writeName:Last CommandLine v2
Value:
C:\Program Files\Opera\opera.exe
(PID) Process:(3972) opera.exeKey:HKEY_CLASSES_ROOT\Local Settings\MuiCache\62\52C64B7E
Operation:writeName:LanguageList
Value:
en-US
Executable files
1
Suspicious files
44
Text files
65
Unknown types
23

Dropped files

PID
Process
Filename
Type
3972opera.exeC:\Users\admin\AppData\Roaming\Opera\Opera\opr4266.tmp
MD5:
SHA256:
3972opera.exeC:\Users\admin\AppData\Roaming\Opera\Opera\opr42A6.tmp
MD5:
SHA256:
3972opera.exeC:\Users\admin\AppData\Local\Opera\Opera\cache\sesn\opr00001.tmp
MD5:
SHA256:
3972opera.exeC:\Users\admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\JISF5RFBQ0THNILN9E23.temp
MD5:
SHA256:
3972opera.exeC:\Users\admin\AppData\Roaming\Opera\Opera\sessions\oprC082.tmp
MD5:
SHA256:
3972opera.exeC:\Users\admin\AppData\Roaming\Opera\Opera\sessions\oprCC5A.tmp
MD5:
SHA256:
2392svchost.exeC:\ProgramData\{C654A916-CA16-4424-BE78-3EE7C63190B2}\{4654A917-CA17-4424-BE79-3EE7CA3190B2}\wwjaykqgbjn.exeexecutable
MD5:
SHA256:
3972opera.exeC:\Users\admin\AppData\Roaming\Opera\Opera\tasks.xmlxml
MD5:
SHA256:
3972opera.exeC:\Users\admin\AppData\Roaming\Opera\Opera\operaprefs.initext
MD5:
SHA256:
3972opera.exeC:\Users\admin\AppData\Roaming\Opera\Opera\opssl6.datbinary
MD5:
SHA256:
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
12
TCP/UDP connections
49
DNS requests
21
Threats
0

HTTP requests

PID
Process
Method
HTTP Code
IP
URL
CN
Type
Size
Reputation
3972
opera.exe
GET
301
159.53.85.137:80
http://chase.com/
US
suspicious
3972
opera.exe
GET
200
172.217.18.206:80
http://clients1.google.com/complete/search?q=chas&client=opera-suggest-omnibox&hl=de
US
text
112 b
whitelisted
3972
opera.exe
GET
200
216.58.201.227:80
http://crl.pki.goog/gsr2/gsr2.crl
US
der
546 b
whitelisted
3972
opera.exe
GET
200
104.121.24.251:80
http://ocsp.entrust.net/MFEwTzBNMEswSTAJBgUrDgMCGgUABBQnuEQcScL%2FkljKed%2BRzpzFYOq9kwQUw%2FfQtSowra8NkSFwOVTdvIlwxzoCEBy4c2rWq6eqAAAAAFTPYF4%3D
NL
der
1.90 Kb
whitelisted
3972
opera.exe
GET
200
104.121.24.251:80
http://ocsp.entrust.net/MFEwTzBNMEswSTAJBgUrDgMCGgUABBQnuEQcScL%2FkljKed%2BRzpzFYOq9kwQUw%2FfQtSowra8NkSFwOVTdvIlwxzoCEEhX3tOSiXkaAAAAAFTPzbw%3D
NL
der
1.90 Kb
whitelisted
3972
opera.exe
GET
200
104.123.50.17:80
http://crl.entrust.net/g2ca.crl
US
der
1.45 Kb
whitelisted
3972
opera.exe
GET
200
104.121.24.251:80
http://ocsp.entrust.net/MFIwUDBOMEwwSjAJBgUrDgMCGgUABBQnuEQcScL%2FkljKed%2BRzpzFYOq9kwQUw%2FfQtSowra8NkSFwOVTdvIlwxzoCEQD9e1BR8AutbgAAAABUz5cI
NL
der
1.90 Kb
whitelisted
3972
opera.exe
GET
200
216.58.201.227:80
http://ocsp.pki.goog/GTSGIAG3/MFEwTzBNMEswSTAJBgUrDgMCGgUABBT27bBjYjKBmjX2jXWgnQJKEapsrQQUd8K4UJpndnaxLcKG0IOgfqZ%2BuksCEDYVemzAwWFsVOgYEZWLA1k%3D
US
der
471 b
whitelisted
3972
opera.exe
GET
200
93.184.220.29:80
http://crl4.digicert.com/DigiCertHighAssuranceEVRootCA.crl
US
der
543 b
whitelisted
3972
opera.exe
GET
104.123.50.17:80
http://crl.entrust.net/g2ca.crl
US
whitelisted
Download PCAP, analyze network streams, HTTP content and a lot more at the full report

Connections

PID
Process
IP
Domain
ASN
CN
Reputation
3972
opera.exe
185.26.182.93:443
certs.opera.com
Opera Software AS
whitelisted
3972
opera.exe
93.184.220.29:80
crl4.digicert.com
MCI Communications Services, Inc. d/b/a Verizon Business
US
whitelisted
3972
opera.exe
172.217.18.206:80
clients1.google.com
Google Inc.
US
whitelisted
3972
opera.exe
159.53.85.137:80
chase.com
JPMorgan Chase & Co.
US
suspicious
3972
opera.exe
185.26.182.112:80
sitecheck2.opera.com
Opera Software AS
malicious
3972
opera.exe
185.26.182.112:443
sitecheck2.opera.com
Opera Software AS
malicious
3972
opera.exe
104.121.24.251:80
ocsp.entrust.net
Akamai Technologies, Inc.
NL
whitelisted
3972
opera.exe
104.123.50.17:80
crl.entrust.net
Akamai Technologies, Inc.
US
whitelisted
3972
opera.exe
159.53.98.41:443
sites.chase.com
JPMorgan Chase & Co.
US
unknown
3972
opera.exe
159.53.119.16:443
rf15.chase.com
JPMorgan Chase & Co.
US
unknown

DNS requests

Domain
IP
Reputation
certs.opera.com
  • 185.26.182.93
whitelisted
crl4.digicert.com
  • 93.184.220.29
whitelisted
clients1.google.com
  • 172.217.18.206
whitelisted
chase.com
  • 159.53.85.137
suspicious
sitecheck2.opera.com
  • 185.26.182.112
whitelisted
www.chase.com
  • 159.53.116.62
whitelisted
ocsp.entrust.net
  • 104.121.24.251
whitelisted
crl.entrust.net
  • 104.123.50.17
whitelisted
sites.chase.com
  • 159.53.98.41
unknown
rf15.chase.com
  • 159.53.119.16
unknown

Threats

No threats detected
Process
Message
mmc.exe
Constructor: Microsoft.TaskScheduler.SnapIn.TaskSchedulerSnapIn
mmc.exe
OnInitialize: Microsoft.TaskScheduler.SnapIn.TaskSchedulerSnapIn
mmc.exe
AddIcons: Microsoft.TaskScheduler.SnapIn.TaskSchedulerSnapIn
mmc.exe
ProcessCommandLineArguments: Microsoft.TaskScheduler.SnapIn.TaskSchedulerSnapIn