File name:

PO-HN1900021811.exe

Full analysis: https://app.any.run/tasks/42485a6a-b4d8-416d-906f-c79fc02c4630
Verdict: Malicious activity
Threats:

FormBook is a data stealer that is being distributed as a MaaS. FormBook differs from a lot of competing malware by its extreme ease of use that allows even the unexperienced threat actors to use FormBook virus.

Analysis date: August 26, 2019, 03:39:20
OS: Windows 7 Professional Service Pack 1 (build: 7601, 32 bit)
Tags:
trojan
formbook
stealer
Indicators:
MIME: application/x-dosexec
File info: PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows
MD5:

32799555914A7D37038E13E8FA86F9D1

SHA1:

EA0ECFFB82C5549C4C2074642A22DE8CF8F8DE9F

SHA256:

58DB2E9ED2651BB1D830F21D7632D0E84051E94EDA7478E7BAB9CBEB6E19825D

SSDEEP:

24576:KXpbEX0p2uiaUAdLOwPYlhqvN+V5R6ot/I3PlmfG8sZiJMJ3Fo9+myCzE:ebEX42uixA8daNa

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 autorun value in the registry

      • cmstp.exe (PID: 3428)
    • FORMBOOK was detected

      • explorer.exe (PID: 276)
    • Connects to CnC server

      • explorer.exe (PID: 276)
    • Formbook was detected

      • cmstp.exe (PID: 3428)
      • Firefox.exe (PID: 3224)
    • Actions looks like stealing of personal data

      • cmstp.exe (PID: 3428)
    • Application was dropped or rewritten from another process

      • vbc.exe (PID: 2264)
      • kjylqatj8ar5.exe (PID: 3144)
    • Stealing of credential data

      • cmstp.exe (PID: 3428)
  • SUSPICIOUS

    • Executes scripts

      • PO-HN1900021811.exe (PID: 3120)
    • Starts CMD.EXE for commands execution

      • cmstp.exe (PID: 3428)
    • Loads DLL from Mozilla Firefox

      • cmstp.exe (PID: 3428)
    • Creates files in the user directory

      • cmstp.exe (PID: 3428)
    • Executable content was dropped or overwritten

      • explorer.exe (PID: 276)
      • DllHost.exe (PID: 2636)
    • Executed via COM

      • DllHost.exe (PID: 2636)
    • Creates files in the program directory

      • DllHost.exe (PID: 2636)
  • INFO

    • Manual execution by user

      • cmstp.exe (PID: 3428)
      • autoconv.exe (PID: 3376)
    • Creates files in the user directory

      • Firefox.exe (PID: 3224)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
No Malware configuration.

TRiD

.exe | Generic CIL Executable (.NET, Mono, etc.) (63.1)
.exe | Win64 Executable (generic) (23.8)
.dll | Win32 Dynamic Link Library (generic) (5.6)
.exe | Win32 Executable (generic) (3.8)
.exe | Generic Win/DOS Executable (1.7)

EXIF

EXE

MachineType: Intel 386 or later, and compatibles
TimeStamp: 2019:07:05 20:22:30+02:00
PEType: PE32
LinkerVersion: 8
CodeSize: 514048
InitializedDataSize: 384512
UninitializedDataSize: -
EntryPoint: 0x7f69e
OSVersion: 4
ImageVersion: -
SubsystemVersion: 4
Subsystem: Windows GUI
No data.
screenshotscreenshot
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
0

Behavior graph

Click at the process to see the details
start drop and start po-hn1900021811.exe no specs vbc.exe no specs autoconv.exe no specs #FORMBOOK cmstp.exe cmd.exe no specs #FORMBOOK explorer.exe #FORMBOOK firefox.exe no specs Copy/Move/Rename/Delete/Link Object kjylqatj8ar5.exe no specs

Process information

PID
CMD
Path
Indicators
Parent process
276C:\Windows\Explorer.EXEC:\Windows\explorer.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Windows Explorer
Exit code:
0
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\windows\system32\winanr.dll
c:\windows\system32\mswsock.dll
c:\windows\system32\wshtcpip.dll
c:\windows\explorer.exe
c:\windows\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
880/c del "C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe"C:\Windows\System32\cmd.execmstp.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Windows Command Processor
Exit code:
0
Version:
6.1.7601.17514 (win7sp1_rtm.101119-1850)
Modules
Images
c:\windows\system32\cmd.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\winbrand.dll
c:\windows\system32\user32.dll
c:\windows\system32\gdi32.dll
c:\windows\system32\lpk.dll
c:\windows\system32\usp10.dll
2264"C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe"C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exePO-HN1900021811.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Visual Basic Command Line Compiler
Exit code:
0
Version:
8.0.50727.5420
Modules
Images
c:\windows\microsoft.net\framework\v2.0.50727\vbc.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
2636C:\Windows\system32\DllHost.exe /Processid:{3AD05575-8857-4850-9277-11B85BDB8E09}C:\Windows\system32\DllHost.exe
svchost.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
HIGH
Description:
COM Surrogate
Exit code:
0
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\windows\system32\dllhost.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\ole32.dll
c:\windows\system32\gdi32.dll
c:\windows\system32\user32.dll
c:\windows\system32\lpk.dll
c:\windows\system32\usp10.dll
3120"C:\Users\admin\AppData\Local\Temp\PO-HN1900021811.exe" C:\Users\admin\AppData\Local\Temp\PO-HN1900021811.exeexplorer.exe
User:
admin
Integrity Level:
MEDIUM
Exit code:
0
Modules
Images
c:\users\admin\appdata\local\temp\po-hn1900021811.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
3144"C:\Program Files\J1b0lv\kjylqatj8ar5.exe"C:\Program Files\J1b0lv\kjylqatj8ar5.exeexplorer.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Visual Basic Command Line Compiler
Exit code:
0
Version:
8.0.50727.5420
Modules
Images
c:\program files\j1b0lv\kjylqatj8ar5.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\mscoree.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\ole32.dll
c:\windows\system32\gdi32.dll
c:\windows\system32\user32.dll
c:\windows\system32\lpk.dll
3224"C:\Program Files\Mozilla Firefox\Firefox.exe"C:\Program Files\Mozilla Firefox\Firefox.exe
cmstp.exe
User:
admin
Company:
Mozilla Corporation
Integrity Level:
MEDIUM
Description:
Firefox
Exit code:
0
Version:
68.0.1
Modules
Images
c:\program files\mozilla firefox\firefox.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\program files\mozilla firefox\mozglue.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\sechost.dll
c:\windows\system32\rpcrt4.dll
c:\windows\system32\dbghelp.dll
3376"C:\Windows\System32\autoconv.exe"C:\Windows\System32\autoconv.exeexplorer.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Auto File System Conversion Utility
Exit code:
0
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\windows\system32\autoconv.exe
c:\systemroot\system32\ntdll.dll
3428"C:\Windows\System32\cmstp.exe"C:\Windows\System32\cmstp.exe
explorer.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Microsoft Connection Manager Profile Installer
Exit code:
0
Version:
7.02.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\windows\system32\cmstp.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\gdi32.dll
c:\windows\system32\lpk.dll
Total events
76
Read events
69
Write events
7
Delete events
0

Modification events

(PID) Process:(276) explorer.exeKey:HKEY_CLASSES_ROOT\Local Settings\MuiCache\72\52C64B7E
Operation:writeName:LanguageList
Value:
en-US
(PID) Process:(3428) cmstp.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run
Operation:writeName:OHD01NG8QZC
Value:
C:\Program Files\J1b0lv\kjylqatj8ar5.exe
(PID) Process:(276) explorer.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Explorer\UserAssist\{CEBFF5CD-ACE2-4F4F-9178-9926F41749EA}\Count
Operation:writeName:{7P5N40RS-N0SO-4OSP-874N-P0S2R0O9SN8R}\W1o0yi\xwlydngw8ne5.rkr
Value:
0000000000000000000000005E000000000080BF000080BF000080BF000080BF000080BF000080BF000080BF000080BF000080BF000080BFFFFFFFFF000000000000000000000000
(PID) Process:(276) explorer.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Explorer\UserAssist\{CEBFF5CD-ACE2-4F4F-9178-9926F41749EA}\Count
Operation:writeName:HRZR_PGYFRFFVBA
Value:
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
Executable files
2
Suspicious files
73
Text files
1
Unknown types
0

Dropped files

PID
Process
Filename
Type
276explorer.exeC:\Users\admin\AppData\Local\Temp\J1b0lv\kjylqatj8ar5.exeexecutable
MD5:
SHA256:
3428cmstp.exeC:\Users\admin\AppData\Roaming\10R8NT0E\10Rlogim.jpegimage
MD5:
SHA256:
3428cmstp.exeC:\Users\admin\AppData\Roaming\10R8NT0E\10Rlogrc.inibinary
MD5:
SHA256:
3428cmstp.exeC:\Users\admin\AppData\Roaming\10R8NT0E\10Rlogrv.inibinary
MD5:BA3B6BC807D4F76794C4B81B09BB9BA5
SHA256:6EEBF968962745B2E9DE2CA969AF7C424916D4E3FE3CC0BB9B3D414ABFCE9507
3224Firefox.exeC:\Users\admin\AppData\Roaming\10R8NT0E\10Rlogrf.inibinary
MD5:
SHA256:
3428cmstp.exeC:\Users\admin\AppData\Roaming\10R8NT0E\10Rlogri.inibinary
MD5:D63A82E5D81E02E399090AF26DB0B9CB
SHA256:EAECE2EBA6310253249603033C744DD5914089B0BB26BDE6685EC9813611BAAE
2636DllHost.exeC:\Program Files\J1b0lv\kjylqatj8ar5.exeexecutable
MD5:
SHA256:
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
5
TCP/UDP connections
5
DNS requests
2
Threats
8

HTTP requests

PID
Process
Method
HTTP Code
IP
URL
CN
Type
Size
Reputation
276
explorer.exe
GET
172.217.21.243:80
http://www.mitsubishidepok.net/he/?yVftqxDh=kyl4EcHSz7DeDJs2426XJG+46slCjGVIjy0S7tOrGsiO6xnoZ4OAITWDb2gjWQkS7XwJTA==&1b3=L6QliPVP-274tVqP&sql=1
US
whitelisted
276
explorer.exe
GET
404
198.54.121.73:80
http://www.emizard.com/he/?yVftqxDh=bwimmQamzHchRj88bS4Ae0IWV0kslskXXLi2HhAaFrE5qkomsPkdQgXkgqdFmt6D/5FuoQ==&1b3=L6QliPVP-274tVqP
US
html
326 b
malicious
276
explorer.exe
POST
172.217.21.243:80
http://www.mitsubishidepok.net/he/
US
whitelisted
276
explorer.exe
POST
172.217.21.243:80
http://www.mitsubishidepok.net/he/
US
whitelisted
276
explorer.exe
POST
172.217.21.243:80
http://www.mitsubishidepok.net/he/
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
276
explorer.exe
172.217.21.243:80
www.mitsubishidepok.net
Google Inc.
US
whitelisted
276
explorer.exe
198.54.121.73:80
www.emizard.com
Namecheap, Inc.
US
malicious

DNS requests

Domain
IP
Reputation
www.emizard.com
  • 198.54.121.73
malicious
www.mitsubishidepok.net
  • 172.217.21.243
whitelisted

Threats

PID
Process
Class
Message
276
explorer.exe
A Network Trojan was detected
MALWARE [PTsecurity] FormBook CnC Checkin (GET)
276
explorer.exe
A Network Trojan was detected
MALWARE [PTsecurity] FormBook CnC Checkin (GET)
276
explorer.exe
A Network Trojan was detected
MALWARE [PTsecurity] TrojanSpy:FormBook CnC Checkin (POST)
276
explorer.exe
A Network Trojan was detected
MALWARE [PTsecurity] TrojanSpy:FormBook CnC Checkin (POST)
4 ETPRO signatures available at the full report
No debug info