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File name:

winhost.exe1

Full analysis: https://app.any.run/tasks/eb98f9c4-d273-4d63-95d2-0fec4d28bf0e
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: March 21, 2019, 06:56:13
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:

0B433E15DB2521FBD316C2BC7015A23F

SHA1:

C81AE6FF26FF94A800E1D110A1E0BCC1C39D1518

SHA256:

A7AB3BD460CE3F7B31DAE9E26901F13C07CB3CDFF7BE711D91F3F4D83CD101A1

SSDEEP:

12288:Jwltpc6P6jeiwltpc6P6jeicqnSA64bRSQs:qlrc6P6jAlrc6P6j7cxedSQs

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

    • FORMBOOK was detected

      • explorer.exe (PID: 1696)
    • Formbook was detected

      • Firefox.exe (PID: 2188)
      • lsass.exe (PID: 628)
    • Changes the autorun value in the registry

      • lsass.exe (PID: 628)
    • Connects to CnC server

      • explorer.exe (PID: 1696)
    • Actions looks like stealing of personal data

      • lsass.exe (PID: 628)
    • Stealing of credential data

      • lsass.exe (PID: 628)
  • SUSPICIOUS

    • Starts CMD.EXE for commands execution

      • lsass.exe (PID: 628)
    • Application launched itself

      • winhost.exe1.exe (PID: 588)
    • Creates files in the user directory

      • lsass.exe (PID: 628)
    • Loads DLL from Mozilla Firefox

      • lsass.exe (PID: 628)
  • INFO

    • Creates files in the user directory

      • Firefox.exe (PID: 2188)
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.) (82.9)
.dll | Win32 Dynamic Link Library (generic) (7.4)
.exe | Win32 Executable (generic) (5.1)
.exe | Generic Win/DOS Executable (2.2)
.exe | DOS Executable Generic (2.2)

EXIF

EXE

AssemblyVersion: 1.0.0.0
ProductVersion: 1.0.0.0
ProductName: retries
OriginalFileName: retries.exe
LegalTrademarks: -
LegalCopyright: Copyright © 2019
InternalName: retries.exe
FileVersion: 1.0.0.0
FileDescription: retries
CompanyName: -
Comments: -
CharacterSet: Unicode
LanguageCode: Neutral
FileSubtype: -
ObjectFileType: Executable application
FileOS: Win32
FileFlags: (none)
FileFlagsMask: 0x003f
ProductVersionNumber: 1.0.0.0
FileVersionNumber: 1.0.0.0
Subsystem: Windows GUI
SubsystemVersion: 4
ImageVersion: -
OSVersion: 4
EntryPoint: 0x6f71e
UninitializedDataSize: -
InitializedDataSize: 2048
CodeSize: 448512
LinkerVersion: 8
PEType: PE32
TimeStamp: 2006:01:20 17:07:14+01:00
MachineType: Intel 386 or later, and compatibles

Summary

Architecture: IMAGE_FILE_MACHINE_I386
Subsystem: IMAGE_SUBSYSTEM_WINDOWS_GUI
Compilation Date: 20-Jan-2006 16:07:14
Comments: -
CompanyName: -
FileDescription: retries
FileVersion: 1.0.0.0
InternalName: retries.exe
LegalCopyright: Copyright © 2019
LegalTrademarks: -
OriginalFilename: retries.exe
ProductName: retries
ProductVersion: 1.0.0.0
Assembly Version: 1.0.0.0

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: 0x00000080

PE Headers

Signature: PE
Machine: IMAGE_FILE_MACHINE_I386
Number of sections: 3
Time date stamp: 20-Jan-2006 16:07:14
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
0x00002000
0x0006D724
0x0006D800
IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ
7.66527
.rsrc
0x00070000
0x00000600
0x00000600
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ
4.02439
.reloc
0x00072000
0x0000000C
0x00000200
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_DISCARDABLE, IMAGE_SCN_MEM_READ
0.10191

Resources

Title
Entropy
Size
Codepage
Language
Type
1
5.00112
490
UNKNOWN
UNKNOWN
RT_MANIFEST

Imports

mscoree.dll
No data.
screenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
35
Monitored processes
6
Malicious processes
3
Suspicious processes
0

Behavior graph

Click at the process to see the details
start winhost.exe1.exe no specs winhost.exe1.exe no specs #FORMBOOK lsass.exe cmd.exe no specs #FORMBOOK explorer.exe #FORMBOOK firefox.exe no specs

Process information

PID
CMD
Path
Indicators
Parent process
588"C:\Users\admin\AppData\Local\Temp\winhost.exe1.exe" C:\Users\admin\AppData\Local\Temp\winhost.exe1.exeexplorer.exe
User:
admin
Integrity Level:
MEDIUM
Description:
retries
Exit code:
0
Version:
1.0.0.0
3568"C:\Users\admin\AppData\Local\Temp\winhost.exe1.exe"C:\Users\admin\AppData\Local\Temp\winhost.exe1.exewinhost.exe1.exe
User:
admin
Integrity Level:
MEDIUM
Description:
retries
Exit code:
0
Version:
1.0.0.0
628"C:\Windows\System32\lsass.exe"C:\Windows\System32\lsass.exe
explorer.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Local Security Authority Process
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
3320/c del "C:\Users\admin\AppData\Local\Temp\winhost.exe1.exe"C:\Windows\System32\cmd.exelsass.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)
1696C:\Windows\Explorer.EXEC:\Windows\explorer.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Windows Explorer
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
2188"C:\Program Files\Mozilla Firefox\Firefox.exe"C:\Program Files\Mozilla Firefox\Firefox.exe
lsass.exe
User:
admin
Company:
Mozilla Corporation
Integrity Level:
MEDIUM
Description:
Firefox
Exit code:
0
Version:
65.0.2
Total events
30
Read events
28
Write events
2
Delete events
0

Modification events

(PID) Process:(588) winhost.exe1.exeKey:HKEY_CURRENT_USER
Operation:writeName:
Value:
-boot
(PID) Process:(628) lsass.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run
Operation:writeName:GZ7PANNHQZ
Value:
C:\Program Files\Wxv3dufwp\colorcplelq.exe
Executable files
0
Suspicious files
73
Text files
1
Unknown types
0

Dropped files

PID
Process
Filename
Type
628lsass.exeC:\Users\admin\AppData\Roaming\52NRBD6E\52Nlogrc.inibinary
MD5:2855A82ECDD565B4D957EC2EE05AED26
SHA256:88E38DA5B12DD96AFD9DC90C79929EC31D8604B1AFDEBDD5A02B19249C08C939
628lsass.exeC:\Users\admin\AppData\Roaming\52NRBD6E\52Nlogim.jpegimage
MD5:2E0F240DA7600EB96433E368656F73C7
SHA256:20146AACB29CDE8F669323C74A4AFE73DDAEEF3F348C4B22597F1F8CA512B0CB
2188Firefox.exeC:\Users\admin\AppData\Roaming\52NRBD6E\52Nlogrf.inibinary
MD5:53028481B5B5795F1501241CCC7ABFF6
SHA256:75B5F3045E20C80F264568707E2D444DC7498DB119D9661AE51A91575960FC5A
628lsass.exeC:\Users\admin\AppData\Roaming\52NRBD6E\52Nlogri.inibinary
MD5:D63A82E5D81E02E399090AF26DB0B9CB
SHA256:EAECE2EBA6310253249603033C744DD5914089B0BB26BDE6685EC9813611BAAE
628lsass.exeC:\Users\admin\AppData\Roaming\52NRBD6E\52Nlogrv.inibinary
MD5:BA3B6BC807D4F76794C4B81B09BB9BA5
SHA256:6EEBF968962745B2E9DE2CA969AF7C424916D4E3FE3CC0BB9B3D414ABFCE9507
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
17
TCP/UDP connections
17
DNS requests
16
Threats
0

HTTP requests

PID
Process
Method
HTTP Code
IP
URL
CN
Type
Size
Reputation
1696
explorer.exe
GET
69.195.124.189:80
http://www.samarassociates.com/ap/?Ib8H=5fxGkrR/2/H5heH/XzwJKcXdZihMsEpdLbBd8GWuTo+ViGuxavEuHccHBJD1UjrShdIbtQ==&vZ=5j4PUfwXyjcluLb0&sql=1
US
malicious
1696
explorer.exe
GET
91.195.240.126:80
http://www.urvdbbpr.com/ap/?Ib8H=TXwWaGtHHA5YaiFRL1IVYXfNsYtpYwO3+H0skRcA6O57HW82KLpbDu6pDE5seZBOQQDqCA==&vZ=5j4PUfwXyjcluLb0
DE
malicious
1696
explorer.exe
GET
185.230.62.171:80
http://www.chellysvirginhair.com/ap/?Ib8H=SPSosbxvQlUNHe0mjCeT9xYJBO+4nfJxuvGuWYKUJKVuqNGuzwrjnItalMF2plKeMDGdTQ==&vZ=5j4PUfwXyjcluLb0&sql=1
unknown
malicious
1696
explorer.exe
GET
52.20.111.76:80
http://www.eve-and-max.com/ap/?Ib8H=C/vsFnRs7Aw+hc2/mTVGVy3ihML4L9P7YcgYIFptfRAmWgoD/9fxy94bldoMyMqF+2hOuA==&vZ=5j4PUfwXyjcluLb0&sql=1
US
malicious
1696
explorer.exe
GET
404
192.64.114.89:80
http://www.zinrop.com/ap/?Ib8H=vLAHBEjulSEqAGPBWhQNpVzTfpRAih6vYody6kgJL3jxncfQ6e87RoRFYGHrfPXWgOs2EA==&vZ=5j4PUfwXyjcluLb0&sql=1
US
html
326 b
malicious
1696
explorer.exe
POST
185.230.62.171:80
http://www.chellysvirginhair.com/ap/
unknown
malicious
1696
explorer.exe
POST
69.195.124.189:80
http://www.samarassociates.com/ap/
US
malicious
1696
explorer.exe
POST
52.20.111.76:80
http://www.eve-and-max.com/ap/
US
malicious
1696
explorer.exe
POST
52.20.111.76:80
http://www.eve-and-max.com/ap/
US
malicious
1696
explorer.exe
POST
69.195.124.189:80
http://www.samarassociates.com/ap/
US
malicious
Download PCAP, analyze network streams, HTTP content and a lot more at the full report

Connections

PID
Process
IP
Domain
ASN
CN
Reputation
1696
explorer.exe
52.20.111.76:80
www.eve-and-max.com
Amazon.com, Inc.
US
malicious
1696
explorer.exe
192.64.114.89:80
www.zinrop.com
Namecheap, Inc.
US
malicious
1696
explorer.exe
69.195.124.189:80
www.samarassociates.com
Unified Layer
US
malicious
1696
explorer.exe
185.230.62.171:80
www.chellysvirginhair.com
malicious
1696
explorer.exe
91.195.240.126:80
www.urvdbbpr.com
SEDO GmbH
DE
malicious

DNS requests

Domain
IP
Reputation
www.freedomhandmadehk.com
unknown
www.789ons.com
unknown
www.sovereign-pac.com
unknown
www.dreamgardenstore.com
unknown
www.evbllk.com
unknown
www.urvdbbpr.com
  • 91.195.240.126
malicious
www.chellysvirginhair.com
  • 185.230.62.171
malicious
www.samarassociates.com
  • 69.195.124.189
malicious
www.eve-and-max.com
  • 52.20.111.76
  • 52.23.119.178
malicious
www.zinrop.com
  • 192.64.114.89
malicious

Threats

PID
Process
Class
Message
1696
explorer.exe
A Network Trojan was detected
MALWARE [PTsecurity] FormBook CnC Checkin (GET)
1696
explorer.exe
A Network Trojan was detected
MALWARE [PTsecurity] FormBook CnC Checkin (GET)
1696
explorer.exe
A Network Trojan was detected
MALWARE [PTsecurity] TrojanSpy:FormBook CnC Checkin (POST)
1696
explorer.exe
A Network Trojan was detected
MALWARE [PTsecurity] TrojanSpy:FormBook CnC Checkin (POST)
1696
explorer.exe
A Network Trojan was detected
MALWARE [PTsecurity] FormBook CnC Checkin (POST)
1696
explorer.exe
A Network Trojan was detected
MALWARE [PTsecurity] FormBook CnC Checkin (GET)
1696
explorer.exe
A Network Trojan was detected
MALWARE [PTsecurity] TrojanSpy:FormBook CnC Checkin (POST)
1696
explorer.exe
A Network Trojan was detected
MALWARE [PTsecurity] TrojanSpy:FormBook CnC Checkin (POST)
1696
explorer.exe
A Network Trojan was detected
MALWARE [PTsecurity] FormBook CnC Checkin (POST)
1696
explorer.exe
A Network Trojan was detected
MALWARE [PTsecurity] FormBook CnC Checkin (GET)
13 ETPRO signatures available at the full report
No debug info