| File name: | Purchase.exe |
| Full analysis: | https://app.any.run/tasks/e790346f-dec8-4b80-84d2-fabf612c9ddb |
| 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, 15:34:41 |
| 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: | D5BC1040B769047A1653E6167AABFC64 |
| SHA1: | D48268745FC4930FF9E8BA1E780D00AA29B3BE51 |
| SHA256: | 2A76D65FDB5E7938A1DDF56F1B8FD3B3BF2C44578E5150DE4E60A7B211E8B812 |
| SSDEEP: | 12288:QEY3IuMEWQT+Bqh8sXMEZwLD6alagoDcwoisYiS3+iQV+:98nE0+BqTXBQ5foQwoisYiSUV+ |
MALICIOUS
FORMBOOK was detected
- explorer.exe (PID: 1696)
Changes the autorun value in the registry
- nbtstat.exe (PID: 788)
Connects to CnC server
- explorer.exe (PID: 1696)
Formbook was detected
- nbtstat.exe (PID: 788)
- Firefox.exe (PID: 1728)
Actions looks like stealing of personal data
- nbtstat.exe (PID: 788)
Stealing of credential data
- nbtstat.exe (PID: 788)
SUSPICIOUS
Uses RUNDLL32.EXE to load library
- explorer.exe (PID: 1696)
Executable content was dropped or overwritten
- explorer.exe (PID: 1696)
- DllHost.exe (PID: 3512)
Starts CMD.EXE for commands execution
- nbtstat.exe (PID: 788)
Creates files in the user directory
- nbtstat.exe (PID: 788)
Loads DLL from Mozilla Firefox
- nbtstat.exe (PID: 788)
Creates files in the program directory
- DllHost.exe (PID: 3512)
INFO
Creates files in the user directory
- Firefox.exe (PID: 1728)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
TRiD
| .exe | | | Win32 Executable (generic) (42.6) |
|---|---|---|
| .exe | | | Win16/32 Executable Delphi generic (19.5) |
| .exe | | | Generic Win/DOS Executable (18.9) |
| .exe | | | DOS Executable Generic (18.9) |
EXIF
EXE
| MachineType: | Intel 386 or later, and compatibles |
|---|---|
| TimeStamp: | 1992:06:20 00:22:17+02:00 |
| PEType: | PE32 |
| LinkerVersion: | 2.25 |
| CodeSize: | 775168 |
| InitializedDataSize: | 477696 |
| UninitializedDataSize: | - |
| EntryPoint: | 0x138001 |
| OSVersion: | 4 |
| ImageVersion: | - |
| SubsystemVersion: | 4 |
| Subsystem: | Windows GUI |
Summary
| Architecture: | IMAGE_FILE_MACHINE_I386 |
|---|---|
| Subsystem: | IMAGE_SUBSYSTEM_WINDOWS_GUI |
| Compilation Date: | 19-Jun-1992 22:22:17 |
DOS Header
| Magic number: | MZ |
|---|---|
| Bytes on last page of file: | 0x0050 |
| Pages in file: | 0x0002 |
| Relocations: | 0x0000 |
| Size of header: | 0x0004 |
| Min extra paragraphs: | 0x000F |
| Max extra paragraphs: | 0xFFFF |
| Initial SS value: | 0x0000 |
| Initial SP value: | 0x00B8 |
| Checksum: | 0x0000 |
| Initial IP value: | 0x0000 |
| Initial CS value: | 0x0000 |
| Overlay number: | 0x001A |
| OEM identifier: | 0x0000 |
| OEM information: | 0x0000 |
| Address of NE header: | 0x00000100 |
PE Headers
| Signature: | PE |
|---|---|
| Machine: | IMAGE_FILE_MACHINE_I386 |
| Number of sections: | 10 |
| Time date stamp: | 19-Jun-1992 22:22:17 |
| 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 |
|---|---|---|---|---|---|
CODE | 0x00001000 | 0x000BE000 | 0x00049A00 | IMAGE_SCN_CNT_CODE, IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE | 7.99918 |
DATA | 0x000BF000 | 0x00003000 | 0x00001200 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE | 7.75252 |
BSS | 0x000C2000 | 0x00001000 | 0x00000000 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE | 0 |
.idata | 0x000C3000 | 0x00003000 | 0x00001000 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE | 7.82786 |
.tls | 0x000C6000 | 0x00001000 | 0x00000000 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE | 0 |
.rdata | 0x000C7000 | 0x00001000 | 0x00000200 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_SHARED, IMAGE_SCN_MEM_WRITE | 0.20692 |
.reloc | 0x000C8000 | 0x0000C000 | 0x00000000 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE | 0 |
.rsrc | 0x000D4000 | 0x00064000 | 0x0003E800 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE | 7.99359 |
.aspack | 0x00138000 | 0x00007000 | 0x00006200 | IMAGE_SCN_CNT_CODE, IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE | 4.60848 |
.adata | 0x0013F000 | 0x00001000 | 0x00000000 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE | 0 |
Resources
Title | Entropy | Size | Codepage | Language | Type |
|---|---|---|---|---|---|
50 | 3.98723 | 296 | Latin 1 / Western European | UNKNOWN | RT_ICON |
51 | 7.71376 | 4088 | Latin 1 / Western European | UNKNOWN | RT_ICON |
52 | 2.30866 | 9640 | Latin 1 / Western European | UNKNOWN | RT_ICON |
53 | 2.69191 | 4264 | Latin 1 / Western European | UNKNOWN | RT_ICON |
54 | 2.89956 | 2440 | Latin 1 / Western European | UNKNOWN | RT_ICON |
4076 | 7.8024 | 892 | Latin 1 / Western European | UNKNOWN | RT_STRING |
4077 | 7.72514 | 784 | Latin 1 / Western European | UNKNOWN | RT_STRING |
4078 | 7.83521 | 1264 | Latin 1 / Western European | UNKNOWN | RT_STRING |
4079 | 7.76675 | 844 | Latin 1 / Western European | UNKNOWN | RT_STRING |
4080 | 7.512 | 492 | Latin 1 / Western European | UNKNOWN | RT_STRING |
Imports
kernel32.dll |
Total processes
39
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 | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 788 | "C:\Windows\System32\nbtstat.exe" | C:\Windows\System32\nbtstat.exe | explorer.exe | ||||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: TCP/IP NetBios Information Exit code: 0 Version: 6.1.7600.16385 (win7_rtm.090713-1255) Modules
| |||||||||||||||
| 1024 | /c del "C:\Users\admin\AppData\Local\Temp\Purchase.exe" | C:\Windows\System32\cmd.exe | — | nbtstat.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
| |||||||||||||||
| 1520 | "C:\Users\admin\AppData\Local\Temp\Purchase.exe" | C:\Users\admin\AppData\Local\Temp\Purchase.exe | — | explorer.exe | |||||||||||
User: admin Integrity Level: MEDIUM Exit code: 0 Modules
| |||||||||||||||
| 1632 | "C:\Program Files\Ajrsd5\Cookiess2kd8.exe" | C:\Program Files\Ajrsd5\Cookiess2kd8.exe | — | explorer.exe | |||||||||||
User: admin Integrity Level: MEDIUM Exit code: 0 Modules
| |||||||||||||||
| 1696 | 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
| |||||||||||||||
| 1728 | "C:\Program Files\Mozilla Firefox\Firefox.exe" | C:\Program Files\Mozilla Firefox\Firefox.exe | nbtstat.exe | ||||||||||||
User: admin Company: Mozilla Corporation Integrity Level: MEDIUM Description: Firefox Exit code: 0 Version: 65.0.2 Modules
| |||||||||||||||
| 3416 | "C:\Windows\System32\rundll32.exe" | C:\Windows\System32\rundll32.exe | — | explorer.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Windows host process (Rundll32) Exit code: 0 Version: 6.1.7600.16385 (win7_rtm.090713-1255) Modules
| |||||||||||||||
| 3512 | 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
| |||||||||||||||
Total events
81
Read events
76
Write events
5
Delete events
0
Modification events
| (PID) Process: | (788) nbtstat.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run |
| Operation: | write | Name: | 8PC8RZIX |
Value: C:\Program Files\Ajrsd5\Cookiess2kd8.exe | |||
| (PID) Process: | (1696) explorer.exe | Key: | HKEY_CLASSES_ROOT\Local Settings\MuiCache\62\52C64B7E |
| Operation: | write | Name: | LanguageList |
Value: en-US | |||
Executable files
2
Suspicious files
71
Text files
1
Unknown types
0
Dropped files
PID | Process | Filename | Type | |
|---|---|---|---|---|
| 788 | nbtstat.exe | C:\Users\admin\AppData\Roaming\21MP68DE\21Mlogim.jpeg | image | |
MD5:— | SHA256:— | |||
| 788 | nbtstat.exe | C:\Users\admin\AppData\Roaming\21MP68DE\21Mlogrc.ini | binary | |
MD5:— | SHA256:— | |||
| 1728 | Firefox.exe | C:\Users\admin\AppData\Roaming\21MP68DE\21Mlogrf.ini | binary | |
MD5:— | SHA256:— | |||
| 3512 | DllHost.exe | C:\Program Files\Ajrsd5\Cookiess2kd8.exe | executable | |
MD5:— | SHA256:— | |||
| 1696 | explorer.exe | C:\Users\admin\AppData\Local\Temp\Ajrsd5\Cookiess2kd8.exe | executable | |
MD5:— | SHA256:— | |||
| 788 | nbtstat.exe | C:\Users\admin\AppData\Roaming\21MP68DE\21Mlogri.ini | binary | |
MD5:D63A82E5D81E02E399090AF26DB0B9CB | SHA256:EAECE2EBA6310253249603033C744DD5914089B0BB26BDE6685EC9813611BAAE | |||
| 788 | nbtstat.exe | C:\Users\admin\AppData\Roaming\21MP68DE\21Mlogrv.ini | binary | |
MD5:BA3B6BC807D4F76794C4B81B09BB9BA5 | SHA256:6EEBF968962745B2E9DE2CA969AF7C424916D4E3FE3CC0BB9B3D414ABFCE9507 | |||
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
8
TCP/UDP connections
9
DNS requests
14
Threats
19
HTTP requests
PID | Process | Method | HTTP Code | IP | URL | CN | Type | Size | Reputation |
|---|---|---|---|---|---|---|---|---|---|
1696 | explorer.exe | GET | — | 162.241.203.30:80 | http://www.emagrecimentopower.com/ob/?Tx4lGt2=QutA2OzA0R0ipLDgYsMdWSkjsyH882S4ga1hr8UaXC++v+dUyUHiCWQSOKN7UMvaT5ya6g==&6l=mnBXn | US | — | — | malicious |
1696 | explorer.exe | GET | — | 184.168.221.61:80 | http://www.0156j.com/ob/?Tx4lGt2=cKNcucuMixJAIyQ72dbaAUoVRW7wJluSErbipZITvvOWVjNas0uw+hCfyZUDUy0DKGnn8g==&6l=mnBXn&sql=1 | US | — | — | malicious |
1696 | explorer.exe | GET | — | 162.144.16.130:80 | http://www.deeznotes.info/ob/?Tx4lGt2=lVwK48hAkVTUK8d1DwBzt7UmlCQZzBPL3zXluDYHyOEMGtoQEtq7ORSkowGYxMXe5fiJTg==&6l=mnBXn&sql=1 | US | — | — | malicious |
1696 | explorer.exe | POST | — | 184.168.221.61:80 | http://www.0156j.com/ob/ | US | — | — | malicious |
1696 | explorer.exe | POST | — | 184.168.221.61:80 | http://www.0156j.com/ob/ | US | — | — | malicious |
1696 | explorer.exe | POST | — | 162.144.16.130:80 | http://www.deeznotes.info/ob/ | US | — | — | malicious |
1696 | explorer.exe | POST | — | 162.144.16.130:80 | http://www.deeznotes.info/ob/ | US | — | — | malicious |
1696 | explorer.exe | POST | — | 162.144.16.130:80 | http://www.deeznotes.info/ob/ | 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 | 184.168.221.61:80 | www.0156j.com | GoDaddy.com, LLC | US | malicious |
1696 | explorer.exe | 162.241.203.30:80 | www.emagrecimentopower.com | CyrusOne LLC | US | malicious |
1696 | explorer.exe | 162.144.16.130:80 | www.deeznotes.info | Unified Layer | US | malicious |
DNS requests
Domain | IP | Reputation |
|---|---|---|
www.emagrecimentopower.com |
| malicious |
www.0156j.com |
| malicious |
www.phoenixemlak.com |
| unknown |
www.becometomorrow.com |
| unknown |
www.datapark-it.com |
| unknown |
www.springcamel.com |
| unknown |
www.besuccessful365.com |
| unknown |
www.tisita.com |
| unknown |
www.katjasgeschichten.com |
| unknown |
www.deeznotes.info |
| 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] 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 (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] FormBook CnC Checkin (POST) |
7 ETPRO signatures available at the full report