| download: | fairdoc.exe |
| Full analysis: | https://app.any.run/tasks/fb6aecef-c69c-4f7f-adc0-7f1be83ff1aa |
| 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: | November 15, 2018, 21:40:49 |
| OS: | Windows 7 Professional Service Pack 1 (build: 7601, 32 bit) |
| Tags: | |
| Indicators: | |
| MIME: | application/x-dosexec |
| File info: | PE32 executable (GUI) Intel 80386, for MS Windows |
| MD5: | 316D90AA07E5282CE765F212AB26C7F5 |
| SHA1: | 65E4DEE5AA409F44657A3F3CB3BF99FD5846FE1C |
| SHA256: | 96920BA7E70B2B945030B53FC09D6B28EEE4C3B77FDB1C09FAF60698E080435F |
| SSDEEP: | 3072:MgvEz2cvAiZfXPxZi9YleeeDrfGiX2mBfZT8HUyWAj22wK5:uHhbi9YkDDrf0mrM3jO |
MALICIOUS
Actions looks like stealing of personal data
- dwm.exe (PID: 3668)
Changes the autorun value in the registry
- dwm.exe (PID: 3668)
Formbook was detected
- Firefox.exe (PID: 4004)
- dwm.exe (PID: 3668)
FORMBOOK was detected
- explorer.exe (PID: 1716)
Connects to CnC server
- explorer.exe (PID: 1716)
Stealing of credential data
- dwm.exe (PID: 3668)
SUSPICIOUS
Creates files in the user directory
- dwm.exe (PID: 3668)
Loads DLL from Mozilla Firefox
- dwm.exe (PID: 3668)
Starts CMD.EXE for commands execution
- dwm.exe (PID: 3668)
Executable content was dropped or overwritten
- DllHost.exe (PID: 2260)
- explorer.exe (PID: 1716)
Creates files in the program directory
- DllHost.exe (PID: 2260)
INFO
Creates files in the user directory
- Firefox.exe (PID: 4004)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
TRiD
| .exe | | | DOS Executable Generic (100) |
|---|
EXIF
EXE
| MachineType: | Intel 386 or later, and compatibles |
|---|---|
| TimeStamp: | 2006:07:30 04:18:22+02:00 |
| PEType: | PE32 |
| LinkerVersion: | 10 |
| CodeSize: | 166912 |
| InitializedDataSize: | - |
| UninitializedDataSize: | - |
| EntryPoint: | 0x1b590 |
| OSVersion: | 5.1 |
| ImageVersion: | - |
| SubsystemVersion: | 5.1 |
| Subsystem: | Windows GUI |
Summary
| Architecture: | IMAGE_FILE_MACHINE_I386 |
|---|---|
| Subsystem: | IMAGE_SUBSYSTEM_WINDOWS_GUI |
| Compilation Date: | 30-Jul-2006 02:18:22 |
DOS Header
| Magic number: | MZ |
|---|---|
| Bytes on last page of file: | 0x5245 |
| Pages in file: | 0x00E8 |
| Relocations: | 0x0000 |
| Size of header: | 0x5800 |
| Min extra paragraphs: | 0xE883 |
| Max extra paragraphs: | 0x8B09 |
| Initial SS value: | 0x83C8 |
| Initial SP value: | 0x3CC0 |
| Checksum: | 0x008B |
| Initial IP value: | 0xC103 |
| Initial CS value: | 0xC083 |
| Overlay number: | 0xFF08 |
| OEM identifier: | 0x0000 |
| OEM information: | 0x0000 |
| Address of NE header: | 0x000000C8 |
PE Headers
| Signature: | PE |
|---|---|
| Machine: | IMAGE_FILE_MACHINE_I386 |
| Number of sections: | 1 |
| Time date stamp: | 30-Jul-2006 02:18:22 |
| Pointer to Symbol Table: | 0x00000000 |
| Number of symbols: | 0 |
| Size of Optional Header: | 0x00E0 |
| Characteristics: |
|
Sections
Name | Virtual Address | Virtual Size | Raw Size | Charateristics | Entropy |
|---|---|---|---|---|---|
.text | 0x00001000 | 0x00028A30 | 0x00028C00 | IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ | 7.41618 |
Total processes
41
Monitored processes
8
Malicious processes
3
Suspicious processes
0
Behavior graph
Click at the process to see the details
Process information
PID | CMD | Path | Indicators | Parent process | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1716 | C:\Windows\Explorer.EXE | C:\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
| |||||||||||||||
| 2260 | C:\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
| |||||||||||||||
| 2560 | /c del "C:\Users\admin\AppData\Local\Temp\fairdoc.exe" | C:\Windows\System32\cmd.exe | — | dwm.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
| |||||||||||||||
| 2756 | "C:\Program Files\Yup8h\s0hdufrrsd.exe" | C:\Program Files\Yup8h\s0hdufrrsd.exe | — | explorer.exe | |||||||||||
User: admin Integrity Level: MEDIUM Exit code: 0 Modules
| |||||||||||||||
| 3088 | "C:\Windows\System32\wuauclt.exe" | C:\Windows\System32\wuauclt.exe | — | explorer.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Windows Update Exit code: 0 Version: 7.5.7601.17514 (win7sp1_rtm.101119-1850) Modules
| |||||||||||||||
| 3188 | "C:\Users\admin\AppData\Local\Temp\fairdoc.exe" | C:\Users\admin\AppData\Local\Temp\fairdoc.exe | — | explorer.exe | |||||||||||
User: admin Integrity Level: MEDIUM Exit code: 0 Modules
| |||||||||||||||
| 3668 | "C:\Windows\System32\dwm.exe" | C:\Windows\System32\dwm.exe | explorer.exe | ||||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Desktop Window Manager Exit code: 0 Version: 6.1.7600.16385 (win7_rtm.090713-1255) Modules
| |||||||||||||||
| 4004 | "C:\Program Files\Mozilla Firefox\Firefox.exe" | C:\Program Files\Mozilla Firefox\Firefox.exe | dwm.exe | ||||||||||||
User: admin Company: Mozilla Corporation Integrity Level: MEDIUM Description: Firefox Exit code: 0 Version: 61.0.2 Modules
| |||||||||||||||
Total events
84
Read events
83
Write events
1
Delete events
0
Modification events
| (PID) Process: | (3668) dwm.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run |
| Operation: | write | Name: | 1BBXNHTXUB1 |
Value: C:\Program Files\Yup8h\s0hdufrrsd.exe | |||
Executable files
2
Suspicious files
73
Text files
1
Unknown types
0
Dropped files
PID | Process | Filename | Type | |
|---|---|---|---|---|
| 4004 | Firefox.exe | C:\Users\admin\AppData\Roaming\6MON228T\6MOlogrf.ini | binary | |
MD5:— | SHA256:— | |||
| 3668 | dwm.exe | C:\Users\admin\AppData\Roaming\6MON228T\6MOlogrc.ini | binary | |
MD5:— | SHA256:— | |||
| 3668 | dwm.exe | C:\Users\admin\AppData\Roaming\6MON228T\6MOlogim.jpeg | image | |
MD5:— | SHA256:— | |||
| 1716 | explorer.exe | C:\Users\admin\AppData\Local\Temp\Yup8h\s0hdufrrsd.exe | executable | |
MD5:— | SHA256:— | |||
| 2260 | DllHost.exe | C:\Program Files\Yup8h\s0hdufrrsd.exe | executable | |
MD5:— | SHA256:— | |||
| 3668 | dwm.exe | C:\Users\admin\AppData\Roaming\6MON228T\6MOlogri.ini | binary | |
MD5:D63A82E5D81E02E399090AF26DB0B9CB | SHA256:EAECE2EBA6310253249603033C744DD5914089B0BB26BDE6685EC9813611BAAE | |||
| 3668 | dwm.exe | C:\Users\admin\AppData\Roaming\6MON228T\6MOlogrv.ini | binary | |
MD5:BA3B6BC807D4F76794C4B81B09BB9BA5 | SHA256:6EEBF968962745B2E9DE2CA969AF7C424916D4E3FE3CC0BB9B3D414ABFCE9507 | |||
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
11
TCP/UDP connections
11
DNS requests
17
Threats
19
HTTP requests
PID | Process | Method | HTTP Code | IP | URL | CN | Type | Size | Reputation |
|---|---|---|---|---|---|---|---|---|---|
1716 | explorer.exe | GET | — | 162.213.255.220:80 | http://www.nadidetadllar.com/hx312/?W6=gmPl4LKlSG3CNBHwVcB4T7RtsQ+aR51oZ0h9RYpDy5uHh+zVOT1jAo9v31eTpyiCzF5Zww==&Tl9L=DVF8FTbpP | US | — | — | malicious |
1716 | explorer.exe | POST | — | 162.213.255.220:80 | http://www.nadidetadllar.com/hx312/ | US | — | — | malicious |
1716 | explorer.exe | POST | — | 162.213.255.220:80 | http://www.nadidetadllar.com/hx312/ | US | — | — | malicious |
1716 | explorer.exe | POST | — | 198.52.123.20:80 | http://www.wanduge.com/hx312/ | US | — | — | malicious |
1716 | explorer.exe | GET | 200 | 94.136.40.82:80 | http://www.iss-servicepoint.com/hx312/?W6=z3eywMpTrIqPyLdQSoorFGxbBPZzO2Z/0fw5hLXF/G6pW5fb7ai1sI/5Z++k/YuNOXNXKA==&Tl9L=DVF8FTbpP&sql=1 | GB | html | 1.06 Kb | malicious |
1716 | explorer.exe | POST | — | 198.52.123.20:80 | http://www.wanduge.com/hx312/ | US | — | — | malicious |
1716 | explorer.exe | POST | — | 94.136.40.82:80 | http://www.iss-servicepoint.com/hx312/ | GB | — | — | malicious |
1716 | explorer.exe | POST | — | 94.136.40.82:80 | http://www.iss-servicepoint.com/hx312/ | GB | — | — | malicious |
1716 | explorer.exe | POST | — | 94.136.40.82:80 | http://www.iss-servicepoint.com/hx312/ | GB | — | — | malicious |
1716 | explorer.exe | POST | — | 198.52.123.20:80 | http://www.wanduge.com/hx312/ | 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 |
|---|---|---|---|---|---|---|
1716 | explorer.exe | 198.52.123.20:80 | www.wanduge.com | MULTACOM CORPORATION | US | malicious |
1716 | explorer.exe | 162.213.255.220:80 | www.nadidetadllar.com | Namecheap, Inc. | US | malicious |
1716 | explorer.exe | 94.136.40.82:80 | www.iss-servicepoint.com | Host Europe GmbH | GB | malicious |
DNS requests
Domain | IP | Reputation |
|---|---|---|
www.pabwallet.com |
| malicious |
www.nadidetadllar.com |
| malicious |
www.ugames.biz |
| unknown |
www.fosunmedicals.com |
| unknown |
www.wanduge.com |
| malicious |
www.iss-servicepoint.com |
| malicious |
www.h1bnng.info |
| unknown |
www.alvaro-diaz.com |
| unknown |
www.hfhtwzx.com |
| unknown |
www.indiansexysex.com |
| unknown |
Threats
PID | Process | Class | Message |
|---|---|---|---|
1716 | explorer.exe | A Network Trojan was detected | MALWARE [PTsecurity] FormBook CnC Checkin (GET) |
1716 | explorer.exe | A Network Trojan was detected | MALWARE [PTsecurity] TrojanSpy:FormBook CnC Checkin (POST) |
1716 | explorer.exe | A Network Trojan was detected | MALWARE [PTsecurity] FormBook CnC Checkin (POST) |
1716 | explorer.exe | A Network Trojan was detected | MALWARE [PTsecurity] FormBook CnC Checkin (GET) |
1716 | explorer.exe | A Network Trojan was detected | MALWARE [PTsecurity] FormBook CnC Checkin (POST) |
1716 | explorer.exe | A Network Trojan was detected | MALWARE [PTsecurity] TrojanSpy:FormBook CnC Checkin (POST) |
1716 | explorer.exe | A Network Trojan was detected | MALWARE [PTsecurity] TrojanSpy:FormBook CnC Checkin (POST) |
1716 | explorer.exe | A Network Trojan was detected | MALWARE [PTsecurity] FormBook CnC Checkin (GET) |
1716 | explorer.exe | A Network Trojan was detected | MALWARE [PTsecurity] TrojanSpy:FormBook CnC Checkin (POST) |
1716 | explorer.exe | A Network Trojan was detected | MALWARE [PTsecurity] TrojanSpy:FormBook CnC Checkin (POST) |
9 ETPRO signatures available at the full report