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| File name: | 66921675bfb81e0d421558f3040788294c1187facdb6d995c3ff01e07dd90b87 |
| Full analysis: | https://app.any.run/tasks/2841dd23-45fd-4694-9007-556fa2360492 |
| 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: | May 20, 2019, 06:46:05 |
| OS: | Windows 7 Professional Service Pack 1 (build: 7601, 32 bit) |
| Tags: | |
| Indicators: | |
| MIME: | application/x-dosexec |
| File info: | PE32 executable (console) Intel 80386, for MS Windows |
| MD5: | 8957AC76119152767284B7682F9FF2E9 |
| SHA1: | 59F1BA8F95ADA6E3BB417CC63F883ADDD71D6681 |
| SHA256: | 66921675BFB81E0D421558F3040788294C1187FACDB6D995C3FF01E07DD90B87 |
| SSDEEP: | 6144:iO8izLLpSW37KTdmr/WA1ol5EdP/+ePyufRzAIPvX6o1pAsL596mR2TFLhMK/U87:78izLLpSW37KTdmr/WA1ol5EdP/+ePy7 |
MALICIOUS
Formbook was detected
- NETSTAT.EXE (PID: 3308)
- Firefox.exe (PID: 2136)
Changes the autorun value in the registry
- NETSTAT.EXE (PID: 3308)
Writes to a start menu file
- 66921675bfb81e0d421558f3040788294c1187facdb6d995c3ff01e07dd90b87.exe (PID: 3172)
Actions looks like stealing of personal data
- NETSTAT.EXE (PID: 3308)
FORMBOOK was detected
- explorer.exe (PID: 116)
Connects to CnC server
- explorer.exe (PID: 116)
Stealing of credential data
- NETSTAT.EXE (PID: 3308)
SUSPICIOUS
Creates files in the user directory
- 66921675bfb81e0d421558f3040788294c1187facdb6d995c3ff01e07dd90b87.exe (PID: 3172)
- NETSTAT.EXE (PID: 3308)
Application launched itself
- 66921675bfb81e0d421558f3040788294c1187facdb6d995c3ff01e07dd90b87.exe (PID: 3172)
- fowkdvhldirbvzx.exe (PID: 3152)
Loads DLL from Mozilla Firefox
- NETSTAT.EXE (PID: 3308)
Uses NETSTAT.EXE to discover network connections
- explorer.exe (PID: 116)
Executable content was dropped or overwritten
- 66921675bfb81e0d421558f3040788294c1187facdb6d995c3ff01e07dd90b87.exe (PID: 3172)
INFO
Manual execution by user
- NETSTAT.EXE (PID: 3308)
- fowkdvhldirbvzx.exe (PID: 3152)
Creates files in the user directory
- Firefox.exe (PID: 2136)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
TRiD
| .exe | | | Win32 Executable MS Visual C++ (generic) (42.2) |
|---|---|---|
| .exe | | | Win64 Executable (generic) (37.3) |
| .dll | | | Win32 Dynamic Link Library (generic) (8.8) |
| .exe | | | Win32 Executable (generic) (6) |
| .exe | | | Generic Win/DOS Executable (2.7) |
EXIF
EXE
| MachineType: | Intel 386 or later, and compatibles |
|---|---|
| TimeStamp: | 2019:05:19 17:27:20+02:00 |
| PEType: | PE32 |
| LinkerVersion: | 14.16 |
| CodeSize: | 71168 |
| InitializedDataSize: | 246784 |
| UninitializedDataSize: | - |
| EntryPoint: | 0x75b4 |
| OSVersion: | 5.1 |
| ImageVersion: | - |
| SubsystemVersion: | 5.1 |
| Subsystem: | Windows command line |
| FileVersionNumber: | 4.2.5.4 |
| ProductVersionNumber: | 4.7.1.1 |
| FileFlagsMask: | 0x0000 |
| FileFlags: | (none) |
| FileOS: | Windows NT 32-bit |
| ObjectFileType: | Executable application |
| FileSubtype: | - |
| LanguageCode: | English (U.S.) |
| CharacterSet: | Unicode |
| CompanyName: | kiloline |
| FileDescription: | subpatronal |
| FileVersion: | 4.2.5.4 |
| InternalName: | flaxseed.exe |
| LegalCopyright: | Copyright (C) intermeeting 2018 |
| OriginalFileName: | multicharge.exe |
| ProductName: | broadener |
| ProductVersion: | 4.7.1.1 |
Summary
| Architecture: | IMAGE_FILE_MACHINE_I386 |
|---|---|
| Subsystem: | IMAGE_SUBSYSTEM_WINDOWS_CUI |
| Compilation Date: | 19-May-2019 15:27:20 |
| Detected languages: |
|
| CompanyName: | kiloline |
| FileDescription: | subpatronal |
| FileVersion: | 4.2.5.4 |
| InternalName: | flaxseed.exe |
| LegalCopyright: | Copyright (C) intermeeting 2018 |
| OriginalFilename: | multicharge.exe |
| ProductName: | broadener |
| ProductVersion: | 4.7.1.1 |
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: | 0x000000F8 |
PE Headers
| Signature: | PE |
|---|---|
| Machine: | IMAGE_FILE_MACHINE_I386 |
| Number of sections: | 5 |
| Time date stamp: | 19-May-2019 15:27:20 |
| 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 | 0x000114E7 | 0x00011600 | IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ | 6.58781 |
.rdata | 0x00013000 | 0x00006EFE | 0x00007000 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ | 5.13046 |
.data | 0x0001A000 | 0x00009254 | 0x00008800 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE | 6.69 |
.rsrc | 0x00024000 | 0x0002A76D | 0x0002A800 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ | 7.73769 |
.reloc | 0x0004F000 | 0x000023D0 | 0x00002400 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_DISCARDABLE, IMAGE_SCN_MEM_READ | 6.66859 |
Resources
Title | Entropy | Size | Codepage | Language | Type |
|---|---|---|---|---|---|
1 | 4.91161 | 381 | Latin 1 / Western European | English - United States | RT_MANIFEST |
BXZINF | 5.10746 | 474 | Latin 1 / Western European | UNKNOWN | IAMRH |
EMSKYIP | 7.73633 | 172032 | Latin 1 / Western European | UNKNOWN | IAMRH |
Imports
KERNEL32.dll |
RESUTILS.dll |
SHLWAPI.dll |
mscms.dll |
msi.dll |
Total processes
38
Monitored processes
7
Malicious processes
3
Suspicious processes
0
Behavior graph
Click at the process to see the details
Process information
PID | CMD | Path | Indicators | Parent process |
|---|---|---|---|---|
| 3172 | "C:\Users\admin\AppData\Local\Temp\66921675bfb81e0d421558f3040788294c1187facdb6d995c3ff01e07dd90b87.exe" | C:\Users\admin\AppData\Local\Temp\66921675bfb81e0d421558f3040788294c1187facdb6d995c3ff01e07dd90b87.exe | explorer.exe | |
User: admin Company: kiloline Integrity Level: MEDIUM Description: subpatronal Exit code: 0 Version: 4.2.5.4 | ||||
| 3532 | "C:\Users\admin\AppData\Local\Temp\66921675bfb81e0d421558f3040788294c1187facdb6d995c3ff01e07dd90b87.exe" | C:\Users\admin\AppData\Local\Temp\66921675bfb81e0d421558f3040788294c1187facdb6d995c3ff01e07dd90b87.exe | — | 66921675bfb81e0d421558f3040788294c1187facdb6d995c3ff01e07dd90b87.exe |
User: admin Company: kiloline Integrity Level: MEDIUM Description: subpatronal Exit code: 0 Version: 4.2.5.4 | ||||
| 3152 | "C:\Users\admin\AppData\Roaming\jejfjsoxhu\fowkdvhldirbvzx.exe" | C:\Users\admin\AppData\Roaming\jejfjsoxhu\fowkdvhldirbvzx.exe | explorer.exe | |
User: admin Company: kiloline Integrity Level: MEDIUM Description: subpatronal Exit code: 0 Version: 4.2.5.4 | ||||
| 3580 | "C:\Users\admin\AppData\Roaming\jejfjsoxhu\fowkdvhldirbvzx.exe" | C:\Users\admin\AppData\Roaming\jejfjsoxhu\fowkdvhldirbvzx.exe | — | fowkdvhldirbvzx.exe |
User: admin Company: kiloline Integrity Level: MEDIUM Description: subpatronal Exit code: 0 Version: 4.2.5.4 | ||||
| 3308 | "C:\Windows\System32\NETSTAT.EXE" | C:\Windows\System32\NETSTAT.EXE | explorer.exe | |
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: TCP/IP Netstat Command Version: 6.1.7600.16385 (win7_rtm.090713-1255) | ||||
| 2136 | "C:\Program Files\Mozilla Firefox\Firefox.exe" | C:\Program Files\Mozilla Firefox\Firefox.exe | NETSTAT.EXE | |
User: admin Company: Mozilla Corporation Integrity Level: MEDIUM Description: Firefox Exit code: 0 Version: 65.0.2 | ||||
| 116 | 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) | ||||
Total events
1 810
Read events
1 749
Write events
0
Delete events
0
Modification events
Executable files
1
Suspicious files
77
Text files
2
Unknown types
0
Dropped files
PID | Process | Filename | Type | |
|---|---|---|---|---|
| 3308 | NETSTAT.EXE | C:\Users\admin\AppData\Roaming\6N8Q5P9E\6N8logrc.ini | binary | |
MD5:6A2D8FD600948CEFEA9C615AF9607BD5 | SHA256:8A8A84891ECB2032320D1C0DE99FDCD94100DF10F352D9F96FD1B2433CD4D45B | |||
| 3172 | 66921675bfb81e0d421558f3040788294c1187facdb6d995c3ff01e07dd90b87.exe | C:\Users\admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\fowkdvhldirbvzx.eu.url | ini | |
MD5:FD4DABEBF180DF1F3CFF3C12F494C806 | SHA256:644308479433642FF76D1E1E610E72ADB8B964CFDC8F281BB31ACA6CD90C502A | |||
| 3172 | 66921675bfb81e0d421558f3040788294c1187facdb6d995c3ff01e07dd90b87.exe | C:\Users\admin\AppData\Roaming\jejfjsoxhu\fowkdvhldirbvzx.exe | executable | |
MD5:8957AC76119152767284B7682F9FF2E9 | SHA256:66921675BFB81E0D421558F3040788294C1187FACDB6D995C3FF01E07DD90B87 | |||
| 3308 | NETSTAT.EXE | C:\Users\admin\AppData\Roaming\6N8Q5P9E\6N8logim.jpeg | image | |
MD5:303107C37E87B00EE887673F701E4603 | SHA256:6AF82D14A6899632118CA1A9F2ED8F15D39AA4E8C1F2988B6EE693DAD5FF544D | |||
| 2136 | Firefox.exe | C:\Users\admin\AppData\Roaming\6N8Q5P9E\6N8logrf.ini | binary | |
MD5:53028481B5B5795F1501241CCC7ABFF6 | SHA256:75B5F3045E20C80F264568707E2D444DC7498DB119D9661AE51A91575960FC5A | |||
| 3308 | NETSTAT.EXE | C:\Users\admin\AppData\Roaming\6N8Q5P9E\6N8logri.ini | binary | |
MD5:D63A82E5D81E02E399090AF26DB0B9CB | SHA256:EAECE2EBA6310253249603033C744DD5914089B0BB26BDE6685EC9813611BAAE | |||
| 3308 | NETSTAT.EXE | C:\Users\admin\AppData\Roaming\6N8Q5P9E\6N8logrv.ini | binary | |
MD5:BA3B6BC807D4F76794C4B81B09BB9BA5 | SHA256:6EEBF968962745B2E9DE2CA969AF7C424916D4E3FE3CC0BB9B3D414ABFCE9507 | |||
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
12
TCP/UDP connections
12
DNS requests
22
Threats
0
HTTP requests
PID | Process | Method | HTTP Code | IP | URL | CN | Type | Size | Reputation |
|---|---|---|---|---|---|---|---|---|---|
116 | explorer.exe | GET | 404 | 192.64.115.176:80 | http://www.skylod.com/ib/?EjD4It=QS5vQX4LOXzQj7SridxTZ4pBwuftodb2ojmg+rq3XcadA+kaoWLr8HR5PMQKuB48pWIIeA==&0pq=FtL0wNn | US | html | 326 b | malicious |
116 | explorer.exe | GET | — | 198.185.159.144:80 | http://www.naariwoman.com/ib/?EjD4It=ZS8UM1+igCJcZQnuSPvEeN3d67ASP7bEfZZdm287Cm88dyz6UEWLyBYHgQA5fzH6oTXxEA==&0pq=FtL0wNn | US | — | — | malicious |
116 | explorer.exe | POST | 404 | 192.64.115.176:80 | http://www.skylod.com/ib/ | US | html | 290 b | malicious |
116 | explorer.exe | POST | — | 200.63.47.3:80 | http://www.institutosense.com/ib/ | PA | — | — | malicious |
116 | explorer.exe | POST | 404 | 192.64.115.176:80 | http://www.skylod.com/ib/ | US | html | 290 b | malicious |
116 | explorer.exe | POST | — | 200.63.47.3:80 | http://www.institutosense.com/ib/ | PA | — | — | malicious |
116 | explorer.exe | POST | — | 192.64.115.176:80 | http://www.skylod.com/ib/ | US | — | — | malicious |
116 | explorer.exe | POST | — | 200.63.47.3:80 | http://www.institutosense.com/ib/ | PA | — | — | malicious |
116 | explorer.exe | POST | — | 198.185.159.144:80 | http://www.naariwoman.com/ib/ | US | — | — | malicious |
116 | explorer.exe | GET | 302 | 200.63.47.3:80 | http://www.institutosense.com/ib/?EjD4It=77AjVdo5DUjGMebMXyVN9xKGMD24YqV9e3sfzSNLVXjoNdndBi/0zG1cq99hDIK8/ii0eg==&0pq=FtL0wNn | PA | text | 11 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 |
|---|---|---|---|---|---|---|
116 | explorer.exe | 198.185.159.144:80 | www.naariwoman.com | Squarespace, Inc. | US | malicious |
116 | explorer.exe | 192.64.115.176:80 | www.skylod.com | Namecheap, Inc. | US | malicious |
116 | explorer.exe | 200.63.47.3:80 | www.institutosense.com | Panamaserver.com | PA | malicious |
DNS requests
Domain | IP | Reputation |
|---|---|---|
www.tesopayplus.com |
| unknown |
www.skylod.com |
| malicious |
www.chiropractormissouricity.com |
| unknown |
www.idaptrustednotif.com |
| unknown |
www.institutosense.com |
| malicious |
www.naariwoman.com |
| malicious |
www.zhfds.info |
| unknown |
Threats
PID | Process | Class | Message |
|---|---|---|---|
116 | explorer.exe | A Network Trojan was detected | MALWARE [PTsecurity] FormBook CnC Checkin (GET) |
116 | explorer.exe | A Network Trojan was detected | MALWARE [PTsecurity] TrojanSpy:FormBook CnC Checkin (POST) |
116 | explorer.exe | A Network Trojan was detected | MALWARE [PTsecurity] TrojanSpy:FormBook CnC Checkin (POST) |
116 | explorer.exe | A Network Trojan was detected | MALWARE [PTsecurity] FormBook CnC Checkin (GET) |
116 | explorer.exe | A Network Trojan was detected | MALWARE [PTsecurity] TrojanSpy:FormBook CnC Checkin (POST) |
116 | explorer.exe | A Network Trojan was detected | MALWARE [PTsecurity] TrojanSpy:FormBook CnC Checkin (POST) |
116 | explorer.exe | A Network Trojan was detected | MALWARE [PTsecurity] FormBook CnC Checkin (GET) |
116 | explorer.exe | A Network Trojan was detected | MALWARE [PTsecurity] TrojanSpy:FormBook CnC Checkin (POST) |
116 | explorer.exe | A Network Trojan was detected | MALWARE [PTsecurity] FormBook CnC Checkin (POST) |
116 | explorer.exe | A Network Trojan was detected | MALWARE [PTsecurity] TrojanSpy:FormBook CnC Checkin (POST) |
9 ETPRO signatures available at the full report
Process | Message |
|---|---|
66921675bfb81e0d421558f3040788294c1187facdb6d995c3ff01e07dd90b87.exe | User32.dll |
66921675bfb81e0d421558f3040788294c1187facdb6d995c3ff01e07dd90b87.exe | User32.dll |
66921675bfb81e0d421558f3040788294c1187facdb6d995c3ff01e07dd90b87.exe | User32.dll |
66921675bfb81e0d421558f3040788294c1187facdb6d995c3ff01e07dd90b87.exe | User32.dll |
66921675bfb81e0d421558f3040788294c1187facdb6d995c3ff01e07dd90b87.exe | User32.dll |
66921675bfb81e0d421558f3040788294c1187facdb6d995c3ff01e07dd90b87.exe | User32.dll |
66921675bfb81e0d421558f3040788294c1187facdb6d995c3ff01e07dd90b87.exe | User32.dll |
66921675bfb81e0d421558f3040788294c1187facdb6d995c3ff01e07dd90b87.exe | User32.dll |
66921675bfb81e0d421558f3040788294c1187facdb6d995c3ff01e07dd90b87.exe | User32.dll |
66921675bfb81e0d421558f3040788294c1187facdb6d995c3ff01e07dd90b87.exe | User32.dll |