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| download: | den.exe |
| Full analysis: | https://app.any.run/tasks/4e084771-698c-4673-8b2f-bdaec69b1698 |
| 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, 06:24:31 |
| 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: | 975F67CCF96E69099D84B63C56AB1F2D |
| SHA1: | 04428D3873170421B0A1EFD821EC3B7366A28119 |
| SHA256: | B70102D1CDD3822F097DA98E2068B162590DE84338EDC577BA7C54953B55DFE2 |
| SSDEEP: | 12288:1y5i2yxqFCYt8/vLRDDP8rZit6qeZaGRIDuTA:1yYqFCYtozRDD6ZM7f+o |
MALICIOUS
FORMBOOK was detected
- explorer.exe (PID: 1604)
Formbook was detected
- Firefox.exe (PID: 3860)
- cmstp.exe (PID: 768)
Connects to CnC server
- explorer.exe (PID: 1604)
Actions looks like stealing of personal data
- cmstp.exe (PID: 768)
Changes the autorun value in the registry
- cmstp.exe (PID: 768)
Stealing of credential data
- cmstp.exe (PID: 768)
SUSPICIOUS
Creates files in the program directory
- DllHost.exe (PID: 1464)
Executable content was dropped or overwritten
- DllHost.exe (PID: 1464)
- explorer.exe (PID: 1604)
Loads DLL from Mozilla Firefox
- cmstp.exe (PID: 768)
Starts CMD.EXE for commands execution
- cmstp.exe (PID: 768)
Creates files in the user directory
- cmstp.exe (PID: 768)
INFO
Creates files in the user directory
- Firefox.exe (PID: 3860)
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 (84.4) |
|---|---|---|
| .dll | | | Win32 Dynamic Link Library (generic) (6.7) |
| .exe | | | Win32 Executable (generic) (4.6) |
| .exe | | | Generic Win/DOS Executable (2) |
| .exe | | | DOS Executable Generic (2) |
EXIF
EXE
| OriginalFileName: | Personskifternes3.exe |
|---|---|
| InternalName: | Personskifternes3 |
| ProductVersion: | 8.01.0003 |
| FileVersion: | 8.01.0003 |
| ProductName: | Bumpoff |
| LegalTrademarks: | SPROGRIGTIGHEDERNES |
| LegalCopyright: | skuldrede |
| FileDescription: | scillonian |
| CompanyName: | loGitECH |
| Comments: | gvinklers |
| CharacterSet: | Unicode |
| LanguageCode: | English (U.S.) |
| FileSubtype: | - |
| ObjectFileType: | Executable application |
| FileOS: | Win32 |
| FileFlags: | (none) |
| FileFlagsMask: | 0x0000 |
| ProductVersionNumber: | 8.1.0.3 |
| FileVersionNumber: | 8.1.0.3 |
| Subsystem: | Windows GUI |
| SubsystemVersion: | 4 |
| ImageVersion: | 8.1 |
| OSVersion: | 4 |
| EntryPoint: | 0x1228 |
| UninitializedDataSize: | - |
| InitializedDataSize: | 77824 |
| CodeSize: | 749568 |
| LinkerVersion: | 6 |
| PEType: | PE32 |
| TimeStamp: | 2018:11:09 13:16:36+01:00 |
| MachineType: | Intel 386 or later, and compatibles |
Summary
| Architecture: | IMAGE_FILE_MACHINE_I386 |
|---|---|
| Subsystem: | IMAGE_SUBSYSTEM_WINDOWS_GUI |
| Compilation Date: | 09-Nov-2018 12:16:36 |
| Detected languages: |
|
| Comments: | gvinklers |
| CompanyName: | loGitECH |
| FileDescription: | scillonian |
| LegalCopyright: | skuldrede |
| LegalTrademarks: | SPROGRIGTIGHEDERNES |
| ProductName: | Bumpoff |
| FileVersion: | 8.01.0003 |
| ProductVersion: | 8.01.0003 |
| InternalName: | Personskifternes3 |
| OriginalFilename: | Personskifternes3.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: | 0x000000C0 |
PE Headers
| Signature: | PE |
|---|---|
| Machine: | IMAGE_FILE_MACHINE_I386 |
| Number of sections: | 3 |
| Time date stamp: | 09-Nov-2018 12:16:36 |
| 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 | 0x000B6C60 | 0x000B7000 | IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ | 6.30004 |
.data | 0x000B8000 | 0x00004D98 | 0x00001000 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE | 0 |
.rsrc | 0x000BD000 | 0x0000D524 | 0x0000E000 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ | 6.01421 |
Resources
Title | Entropy | Size | Codepage | Language | Type |
|---|---|---|---|---|---|
1 | 3.38964 | 828 | Unicode (UTF 16LE) | English - United States | RT_VERSION |
2 | 3.48149 | 296 | UNKNOWN | UNKNOWN | RT_ICON |
3 | 6.19431 | 3752 | UNKNOWN | UNKNOWN | RT_ICON |
4 | 6.6569 | 2216 | UNKNOWN | UNKNOWN | RT_ICON |
5 | 6.22748 | 1384 | UNKNOWN | UNKNOWN | RT_ICON |
6 | 5.86178 | 16936 | UNKNOWN | UNKNOWN | RT_ICON |
7 | 2.89338 | 108 | Unicode (UTF 16LE) | English - United States | RT_STRING |
8 | 2.87411 | 92 | Unicode (UTF 16LE) | English - United States | RT_STRING |
9 | 2.87058 | 94 | Unicode (UTF 16LE) | English - United States | RT_STRING |
10 | 2.85502 | 84 | Unicode (UTF 16LE) | English - United States | RT_STRING |
Imports
MSVBVM60.DLL |
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 |
|---|---|---|---|---|
| 1308 | "C:\Users\admin\AppData\Local\Temp\den.exe" | C:\Users\admin\AppData\Local\Temp\den.exe | — | explorer.exe |
User: admin Company: loGitECH Integrity Level: MEDIUM Description: scillonian Exit code: 0 Version: 8.01.0003 | ||||
| 768 | "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 Version: 7.02.7600.16385 (win7_rtm.090713-1255) | ||||
| 3440 | /c del "C:\Users\admin\AppData\Local\Temp\den.exe" | C:\Windows\System32\cmd.exe | — | cmstp.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) | ||||
| 1604 | C:\Windows\Explorer.EXE | C:\Windows\explorer.exe | — | |
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Windows Explorer Version: 6.1.7600.16385 (win7_rtm.090713-1255) | ||||
| 3860 | "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: 61.0.2 | ||||
| 1464 | 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) | ||||
| 920 | "C:\Program Files\Rsx4pgz\hdrl4xmxlhehbv.exe" | C:\Program Files\Rsx4pgz\hdrl4xmxlhehbv.exe | — | explorer.exe |
User: admin Company: loGitECH Integrity Level: MEDIUM Description: scillonian Exit code: 0 Version: 8.01.0003 | ||||
| 664 | "C:\Windows\System32\msiexec.exe" | C:\Windows\System32\msiexec.exe | — | explorer.exe |
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Windows® installer Exit code: 0 Version: 5.0.7600.16385 (win7_rtm.090713-1255) | ||||
Total events
120
Read events
89
Write events
0
Delete events
0
Modification events
Executable files
2
Suspicious files
83
Text files
1
Unknown types
0
Dropped files
PID | Process | Filename | Type | |
|---|---|---|---|---|
| 768 | cmstp.exe | C:\Users\admin\AppData\Roaming\52NRBD6E\52Nlogrc.ini | binary | |
MD5:057FE372FB972284EA95BDA0AC41E68F | SHA256:62FC94FEE0EC1153FB3E5CA4AB6036F9E53412CFCFA8384F62BA24EACA43F162 | |||
| 768 | cmstp.exe | C:\Users\admin\AppData\Roaming\52NRBD6E\52Nlogri.ini | binary | |
MD5:A91326B17FFC60FFA0DB96A24BC0080C | SHA256:7DF0AC1EB893DC02B3A5F65FCEE6D054FFCB34596B7863A339C279D6EF1F5F78 | |||
| 768 | cmstp.exe | C:\Users\admin\AppData\Roaming\52NRBD6E\52Nlogim.jpeg | image | |
MD5:98399EFB6298D2A3B7CBC88E73E3C5B5 | SHA256:C0B068DBCA2450714099E50D2F810D97CBB40484DD54F6332F971198D25A964D | |||
| 3860 | Firefox.exe | C:\Users\admin\AppData\Roaming\52NRBD6E\52Nlogrf.ini | binary | |
MD5:53028481B5B5795F1501241CCC7ABFF6 | SHA256:75B5F3045E20C80F264568707E2D444DC7498DB119D9661AE51A91575960FC5A | |||
| 1464 | DllHost.exe | C:\Program Files\Rsx4pgz\hdrl4xmxlhehbv.exe | executable | |
MD5:975F67CCF96E69099D84B63C56AB1F2D | SHA256:B70102D1CDD3822F097DA98E2068B162590DE84338EDC577BA7C54953B55DFE2 | |||
| 1604 | explorer.exe | C:\Users\admin\AppData\Local\Temp\Rsx4pgz\hdrl4xmxlhehbv.exe | executable | |
MD5:975F67CCF96E69099D84B63C56AB1F2D | SHA256:B70102D1CDD3822F097DA98E2068B162590DE84338EDC577BA7C54953B55DFE2 | |||
| 768 | cmstp.exe | C:\Users\admin\AppData\Roaming\52NRBD6E\52Nlogrv.ini | binary | |
MD5:BA3B6BC807D4F76794C4B81B09BB9BA5 | SHA256:6EEBF968962745B2E9DE2CA969AF7C424916D4E3FE3CC0BB9B3D414ABFCE9507 | |||
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
1
TCP/UDP connections
1
DNS requests
12
Threats
0
HTTP requests
PID | Process | Method | HTTP Code | IP | URL | CN | Type | Size | Reputation |
|---|---|---|---|---|---|---|---|---|---|
1604 | explorer.exe | GET | 301 | 213.186.33.5:80 | http://www.lestudio12.com/ap/?w6=wz2kxEZpZh6jObrk7kx/QEvwy0w67PFZhgrvno5nyTuVlhmsA8QNbqkDzc/11WOjrS3RHw==&1b=W6o0QBMX | FR | html | 178 b | malicious |
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
Connections
PID | Process | IP | Domain | ASN | CN | Reputation |
|---|---|---|---|---|---|---|
1604 | explorer.exe | 213.186.33.5:80 | www.lestudio12.com | OVH SAS | FR | malicious |
DNS requests
Domain | IP | Reputation |
|---|---|---|
www.7hz3v1.info |
| unknown |
www.rmis-ltd.com |
| unknown |
www.supporttechnique.directory |
| unknown |
www.lestudio12.com |
| malicious |
www.hellowangwang.com |
| unknown |
www.steatus.com |
| unknown |
www.ar2make.com |
| unknown |
www.princeorologi.com |
| unknown |
Threats
PID | Process | Class | Message |
|---|---|---|---|
1604 | explorer.exe | A Network Trojan was detected | MALWARE [PTsecurity] FormBook CnC Checkin (GET) |
1 ETPRO signatures available at the full report