| File name: | _p919564F.exe |
| Full analysis: | https://app.any.run/tasks/f4828ace-5e6f-4670-bf84-186666d9c748 |
| 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 08, 2019, 14:37:58 |
| 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: | 71AB5C6E64040716ACF4C42ADB5F2EB1 |
| SHA1: | 95A4DA1F72A3FB59B6295DDD1E898729283EE226 |
| SHA256: | B336A056044ACCE65B2BC06717E2636114335C7F4ADB1B7E4C72FB773F1F29CE |
| SSDEEP: | 12288:NVjsJXbtbsmqfrmFlprwc9DfS6cauKu6i+5JLvUh:nsJXhbstqFTjGI |
MALICIOUS
FORMBOOK was detected
- explorer.exe (PID: 352)
- spoolsv.exe (PID: 532)
- Firefox.exe (PID: 4008)
Connects to CnC server
- explorer.exe (PID: 352)
Changes the autorun value in the registry
- spoolsv.exe (PID: 532)
Actions looks like stealing of personal data
- spoolsv.exe (PID: 532)
Stealing of credential data
- spoolsv.exe (PID: 532)
SUSPICIOUS
Application launched itself
- _p919564F.exe (PID: 2524)
- lh54abzg4tx.exe (PID: 3396)
Executed via COM
- DllHost.exe (PID: 2472)
Executable content was dropped or overwritten
- explorer.exe (PID: 352)
- DllHost.exe (PID: 2472)
Creates files in the user directory
- spoolsv.exe (PID: 532)
Creates files in the program directory
- DllHost.exe (PID: 2472)
Starts CMD.EXE for commands execution
- spoolsv.exe (PID: 532)
Loads DLL from Mozilla Firefox
- spoolsv.exe (PID: 532)
INFO
Manual execution by user
- autofmt.exe (PID: 2136)
- spoolsv.exe (PID: 532)
- autochk.exe (PID: 1516)
Reads the hosts file
- spoolsv.exe (PID: 532)
Creates files in the user directory
- Firefox.exe (PID: 4008)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
TRiD
| .exe | | | Win32 Executable Microsoft Visual Basic 6 (90.6) |
|---|---|---|
| .exe | | | Win32 Executable (generic) (4.9) |
| .exe | | | Generic Win/DOS Executable (2.2) |
| .exe | | | DOS Executable Generic (2.2) |
EXIF
EXE
| MachineType: | Intel 386 or later, and compatibles |
|---|---|
| TimeStamp: | 2011:12:04 21:09:38+01:00 |
| PEType: | PE32 |
| LinkerVersion: | 6 |
| CodeSize: | 618496 |
| InitializedDataSize: | 12288 |
| UninitializedDataSize: | - |
| EntryPoint: | 0x11d8 |
| OSVersion: | 4 |
| ImageVersion: | 1.5 |
| SubsystemVersion: | 4 |
| Subsystem: | Windows GUI |
| FileVersionNumber: | 1.5.0.8 |
| ProductVersionNumber: | 1.5.0.8 |
| FileFlagsMask: | 0x0000 |
| FileFlags: | (none) |
| FileOS: | Win32 |
| ObjectFileType: | Executable application |
| FileSubtype: | - |
| LanguageCode: | English (U.S.) |
| CharacterSet: | Unicode |
| CompanyName: | Asus |
| ProductName: | ReHEso |
| FileVersion: | 1.05.0008 |
| ProductVersion: | 1.05.0008 |
| InternalName: | COntratto |
| OriginalFileName: | COntratto.exe |
Summary
| Architecture: | IMAGE_FILE_MACHINE_I386 |
|---|---|
| Subsystem: | IMAGE_SUBSYSTEM_WINDOWS_GUI |
| Compilation Date: | 04-Dec-2011 20:09:38 |
| Detected languages: |
|
| CompanyName: | Asus |
| ProductName: | ReHEso |
| FileVersion: | 1.05.0008 |
| ProductVersion: | 1.05.0008 |
| InternalName: | COntratto |
| OriginalFilename: | COntratto.exe |
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: | 0x000000B8 |
PE Headers
| Signature: | PE |
|---|---|
| Machine: | IMAGE_FILE_MACHINE_I386 |
| Number of sections: | 3 |
| Time date stamp: | 04-Dec-2011 20:09:38 |
| 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 | 0x00096394 | 0x00097000 | IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ | 7.69234 |
.data | 0x00098000 | 0x000018C0 | 0x00001000 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE | 0 |
.rsrc | 0x0009A000 | 0x00000EEE | 0x00001000 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ | 5.07528 |
Resources
Title | Entropy | Size | Codepage | Language | Type |
|---|---|---|---|---|---|
1 | 3.25141 | 540 | Unicode (UTF 16LE) | English - United States | RT_VERSION |
30001 | 5.56263 | 744 | Unicode (UTF 16LE) | UNKNOWN | RT_ICON |
30002 | 5.38369 | 2216 | Unicode (UTF 16LE) | UNKNOWN | RT_ICON |
Imports
MSVBVM60.DLL |
Total processes
47
Monitored processes
12
Malicious processes
3
Suspicious processes
0
Behavior graph
Click at the process to see the details
Process information
PID | CMD | Path | Indicators | Parent process | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 352 | 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
| |||||||||||||||
| 532 | "C:\Windows\System32\spoolsv.exe" | C:\Windows\System32\spoolsv.exe | explorer.exe | ||||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Spooler SubSystem App Exit code: 0 Version: 6.1.7600.16385 (win7_rtm.090713-1255) Modules
| |||||||||||||||
| 1252 | "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
| |||||||||||||||
| 1516 | "C:\Windows\System32\autochk.exe" | C:\Windows\System32\autochk.exe | — | explorer.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Auto Check Utility Exit code: 0 Version: 6.1.7600.16385 (win7_rtm.090713-1255) Modules
| |||||||||||||||
| 2136 | "C:\Windows\System32\autofmt.exe" | C:\Windows\System32\autofmt.exe | — | explorer.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Auto File System Format Utility Exit code: 0 Version: 6.1.7600.16385 (win7_rtm.090713-1255) Modules
| |||||||||||||||
| 2472 | 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
| |||||||||||||||
| 2524 | "C:\Users\admin\AppData\Local\Temp\_p919564F.exe" | C:\Users\admin\AppData\Local\Temp\_p919564F.exe | — | explorer.exe | |||||||||||
User: admin Company: Asus Integrity Level: MEDIUM Exit code: 0 Version: 1.05.0008 Modules
| |||||||||||||||
| 2528 | "C:\Users\admin\AppData\Local\Temp\_p919564F.exe" | C:\Users\admin\AppData\Local\Temp\_p919564F.exe | — | _p919564F.exe | |||||||||||
User: admin Company: Asus Integrity Level: MEDIUM Exit code: 0 Version: 1.05.0008 Modules
| |||||||||||||||
| 3396 | "C:\Program Files\K0lr8q\lh54abzg4tx.exe" | C:\Program Files\K0lr8q\lh54abzg4tx.exe | — | explorer.exe | |||||||||||
User: admin Company: Asus Integrity Level: MEDIUM Exit code: 0 Version: 1.05.0008 Modules
| |||||||||||||||
| 3732 | "C:\Program Files\K0lr8q\lh54abzg4tx.exe" | C:\Program Files\K0lr8q\lh54abzg4tx.exe | — | lh54abzg4tx.exe | |||||||||||
User: admin Company: Asus Integrity Level: MEDIUM Exit code: 0 Version: 1.05.0008 Modules
| |||||||||||||||
Total events
86
Read events
81
Write events
5
Delete events
0
Modification events
| (PID) Process: | (352) explorer.exe | Key: | HKEY_CLASSES_ROOT\Local Settings\MuiCache\12B\52C64B7E |
| Operation: | write | Name: | LanguageList |
Value: en-US | |||
| (PID) Process: | (532) spoolsv.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run |
| Operation: | write | Name: | BDSDXFAHQZC |
Value: C:\Program Files\K0lr8q\lh54abzg4tx.exe | |||
Executable files
2
Suspicious files
73
Text files
1
Unknown types
0
Dropped files
PID | Process | Filename | Type | |
|---|---|---|---|---|
| 352 | explorer.exe | C:\Users\admin\AppData\Local\Temp\K0lr8q\lh54abzg4tx.exe | executable | |
MD5:— | SHA256:— | |||
| 532 | spoolsv.exe | C:\Users\admin\AppData\Roaming\NKPM28VT\NKPlogim.jpeg | image | |
MD5:— | SHA256:— | |||
| 2472 | DllHost.exe | C:\Program Files\K0lr8q\lh54abzg4tx.exe | executable | |
MD5:— | SHA256:— | |||
| 532 | spoolsv.exe | C:\Users\admin\AppData\Roaming\NKPM28VT\NKPlogrc.ini | binary | |
MD5:— | SHA256:— | |||
| 532 | spoolsv.exe | C:\Users\admin\AppData\Roaming\NKPM28VT\NKPlogri.ini | binary | |
MD5:D63A82E5D81E02E399090AF26DB0B9CB | SHA256:EAECE2EBA6310253249603033C744DD5914089B0BB26BDE6685EC9813611BAAE | |||
| 532 | spoolsv.exe | C:\Users\admin\AppData\Roaming\NKPM28VT\NKPlogrv.ini | binary | |
MD5:BA3B6BC807D4F76794C4B81B09BB9BA5 | SHA256:6EEBF968962745B2E9DE2CA969AF7C424916D4E3FE3CC0BB9B3D414ABFCE9507 | |||
| 4008 | Firefox.exe | C:\Users\admin\AppData\Roaming\NKPM28VT\NKPlogrf.ini | binary | |
MD5:— | SHA256:— | |||
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
12
TCP/UDP connections
13
DNS requests
8
Threats
22
HTTP requests
PID | Process | Method | HTTP Code | IP | URL | CN | Type | Size | Reputation |
|---|---|---|---|---|---|---|---|---|---|
352 | explorer.exe | POST | 404 | 63.250.33.251:80 | http://www.kabsolug.com/llw/ | US | html | 293 b | malicious |
352 | explorer.exe | POST | 404 | 63.250.33.251:80 | http://www.kabsolug.com/llw/ | US | html | 293 b | malicious |
352 | explorer.exe | POST | — | 63.250.33.251:80 | http://www.kabsolug.com/llw/ | US | — | — | malicious |
352 | explorer.exe | POST | — | 31.131.19.138:80 | http://www.sunmilf.com/llw/ | UA | — | — | malicious |
352 | explorer.exe | POST | — | 31.131.19.138:80 | http://www.sunmilf.com/llw/ | UA | — | — | malicious |
352 | explorer.exe | GET | — | 207.148.248.143:80 | http://www.fitnessdevelop.com/llw/?-ZYplh=zPckhN8hY4oe3zTjShDaE89+U1KAtoHel1teno4qn5Xb3+lpYKStm6bY47E31tI08rN9oQ==&2d=lnzHZl | US | — | — | malicious |
352 | explorer.exe | GET | 404 | 63.250.33.251:80 | http://www.kabsolug.com/llw/?-ZYplh=DxDui09E+ovVukf08wKCn4mc1A1bCEnJkLIB8wK3BZTWcBVFGuYZE2LsmeEWMI4aPbqT/A==&2d=lnzHZl | US | html | 327 b | malicious |
352 | explorer.exe | GET | 404 | 31.131.19.138:80 | http://www.sunmilf.com/llw/?-ZYplh=L5bTVJRSnKKniZ6Fwq8VP4y6x2MaTAim6b7LuCl56ScodDKVGD5j8XhGLLWXifmcHt/wgg==&2d=lnzHZl | UA | html | 1.21 Kb | malicious |
352 | explorer.exe | GET | 301 | 185.199.110.153:80 | http://www.earlybirdcoder.com/llw/?-ZYplh=sgCfpWtJCFag04yItWNkWBOiw+Dm454OODoddOqCG4PdIka+YHvv91CoaQCWYmIfEYpEig==&2d=lnzHZl | NL | html | 162 b | malicious |
352 | explorer.exe | POST | — | 207.148.248.143:80 | http://www.fitnessdevelop.com/llw/ | 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 |
|---|---|---|---|---|---|---|
352 | explorer.exe | 185.199.110.153:80 | www.earlybirdcoder.com | GitHub, Inc. | NL | shared |
352 | explorer.exe | 63.250.33.251:80 | www.kabsolug.com | Frontline Data Services, Inc | US | malicious |
352 | explorer.exe | 31.131.19.138:80 | www.sunmilf.com | PE Skurykhin Mukola Volodumurovuch | UA | malicious |
352 | explorer.exe | 207.148.248.143:80 | www.fitnessdevelop.com | The Endurance International Group, Inc. | US | malicious |
DNS requests
Domain | IP | Reputation |
|---|---|---|
www.earlybirdcoder.com |
| malicious |
www.kabsolug.com |
| malicious |
www.undothesuck.com |
| unknown |
www.sunmilf.com |
| malicious |
www.mediventuresllc.net |
| unknown |
www.fitnessdevelop.com |
| malicious |
www.clypos.com |
| unknown |
Threats
PID | Process | Class | Message |
|---|---|---|---|
352 | explorer.exe | A Network Trojan was detected | MALWARE [PTsecurity] FormBook CnC Checkin (GET) |
352 | explorer.exe | A Network Trojan was detected | MALWARE [PTsecurity] FormBook CnC Checkin (GET) |
352 | explorer.exe | A Network Trojan was detected | MALWARE [PTsecurity] TrojanSpy:FormBook CnC Checkin (POST) |
352 | explorer.exe | A Network Trojan was detected | MALWARE [PTsecurity] TrojanSpy:FormBook CnC Checkin (POST) |
352 | explorer.exe | A Network Trojan was detected | MALWARE [PTsecurity] FormBook CnC Checkin (POST) |
352 | explorer.exe | A Network Trojan was detected | MALWARE [PTsecurity] FormBook CnC Checkin (GET) |
352 | explorer.exe | A Network Trojan was detected | MALWARE [PTsecurity] TrojanSpy:FormBook CnC Checkin (POST) |
352 | explorer.exe | A Network Trojan was detected | MALWARE [PTsecurity] TrojanSpy:FormBook CnC Checkin (POST) |
352 | explorer.exe | A Network Trojan was detected | MALWARE [PTsecurity] FormBook CnC Checkin (GET) |
352 | explorer.exe | A Network Trojan was detected | MALWARE [PTsecurity] TrojanSpy:FormBook CnC Checkin (POST) |
10 ETPRO signatures available at the full report