File name: | arrrrikfb.exe |
Full analysis: | https://app.any.run/tasks/62549d00-51dd-4573-8091-11b64e75c16a |
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: | July 11, 2019, 17:06:06 |
OS: | Windows 7 Professional Service Pack 1 (build: 7601, 32 bit) |
Tags: | |
Indicators: | |
MIME: | application/x-dosexec |
File info: | PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows |
MD5: | 9FC28C351D32040104059E11A7984FEA |
SHA1: | 3E5814120EE95A0DF6FA8251F47D8DA3F8A611ED |
SHA256: | 5FF8009942C8D11A64221B326487ACDE65A0874B49F63D57F0B0C6BF390FD250 |
SSDEEP: | 6144:eawOeZGSh7oX8yNADuttGfeAamBYsHIt5hqtYWPZH+Kaq3F3p2Lp0KSC5JH5edsW:zXDUCT+HI9qTB+bq3F3I0s5dgqVo |
.exe | | | Generic CIL Executable (.NET, Mono, etc.) (62) |
---|---|---|
.exe | | | Win64 Executable (generic) (23.3) |
.dll | | | Win32 Dynamic Link Library (generic) (5.5) |
.exe | | | Win32 Executable (generic) (3.8) |
.exe | | | Win16/32 Executable Delphi generic (1.7) |
Subsystem: | Windows GUI |
---|---|
SubsystemVersion: | 4 |
ImageVersion: | - |
OSVersion: | 4 |
EntryPoint: | 0x43dde |
UninitializedDataSize: | - |
InitializedDataSize: | 691200 |
CodeSize: | 269824 |
LinkerVersion: | 8 |
PEType: | PE32 |
TimeStamp: | 2019:05:12 22:18:37+02:00 |
MachineType: | Intel 386 or later, and compatibles |
Architecture: | IMAGE_FILE_MACHINE_I386 |
---|---|
Subsystem: | IMAGE_SUBSYSTEM_WINDOWS_GUI |
Compilation Date: | 12-May-2019 20:18:37 |
Detected languages: |
|
Debug artifacts: |
|
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: | 0x00000080 |
Signature: | PE |
---|---|
Machine: | IMAGE_FILE_MACHINE_I386 |
Number of sections: | 3 |
Time date stamp: | 12-May-2019 20:18:37 |
Pointer to Symbol Table: | 0x00000000 |
Number of symbols: | 0 |
Size of Optional Header: | 0x00E0 |
Characteristics: |
|
Name | Virtual Address | Virtual Size | Raw Size | Charateristics | Entropy |
---|---|---|---|---|---|
.text | 0x00002000 | 0x00041DE4 | 0x00041E00 | IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ | 5.93937 |
.rsrc | 0x00044000 | 0x000A8964 | 0x000A8A00 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ | 5.64644 |
.reloc | 0x000EE000 | 0x0000000C | 0x00000200 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_DISCARDABLE, IMAGE_SCN_MEM_READ | 0.10191 |
Title | Entropy | Size | Codepage | Language | Type |
---|---|---|---|---|---|
0 | 2.69055 | 90 | Latin 1 / Western European | English - United States | RT_GROUP_ICON |
1 | 2.25632 | 270376 | Latin 1 / Western European | English - United States | RT_ICON |
2 | 4.21757 | 1128 | Latin 1 / Western European | English - United States | RT_ICON |
3 | 3.17718 | 9640 | Latin 1 / Western European | English - United States | RT_ICON |
4 | 3.57015 | 4264 | Latin 1 / Western European | English - United States | RT_ICON |
5 | 2.51177 | 67624 | Latin 1 / Western European | English - United States | RT_ICON |
6 | 2.93647 | 16936 | Latin 1 / Western European | English - United States | RT_ICON |
119 | 7.83374 | 320000 | Latin 1 / Western European | German - Germany | RT_HTML |
mscoree.dll |
PID | CMD | Path | Indicators | Parent process |
---|---|---|---|---|
3916 | "C:\Users\admin\AppData\Local\Temp\arrrrikfb.exe" | C:\Users\admin\AppData\Local\Temp\arrrrikfb.exe | — | explorer.exe |
User: admin Integrity Level: MEDIUM Exit code: 0 | ||||
2076 | "C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe" | C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe | — | arrrrikfb.exe |
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Visual Basic Command Line Compiler Exit code: 0 Version: 8.0.50727.5420 | ||||
3724 | "C:\Windows\System32\wuapp.exe" | C:\Windows\System32\wuapp.exe | explorer.exe | |
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Windows Update Application Launcher Version: 7.5.7601.17514 (win7sp1_rtm.101119-1850) | ||||
572 | /c del "C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe" | C:\Windows\System32\cmd.exe | — | wuapp.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) | ||||
124 | 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) | ||||
3164 | 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) | ||||
3808 | "C:\Program Files\Yrdfd\wjg4bvx8ibcd.exe" | C:\Program Files\Yrdfd\wjg4bvx8ibcd.exe | — | explorer.exe |
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Visual Basic Command Line Compiler Exit code: 0 Version: 8.0.50727.5420 | ||||
1812 | "C:\Program Files\Mozilla Firefox\Firefox.exe" | C:\Program Files\Mozilla Firefox\Firefox.exe | wuapp.exe | |
User: admin Company: Mozilla Corporation Integrity Level: MEDIUM Description: Firefox Exit code: 0 Version: 67.0.4 |
(PID) Process: | (124) explorer.exe | Key: | HKEY_CLASSES_ROOT\Local Settings\MuiCache\70\52C64B7E |
Operation: | write | Name: | LanguageList |
Value: en-US | |||
(PID) Process: | (124) explorer.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Explorer\UserAssist\{CEBFF5CD-ACE2-4F4F-9178-9926F41749EA}\Count |
Operation: | write | Name: | {7P5N40RS-N0SO-4OSP-874N-P0S2R0O9SN8R}\Leqsq\jwt4oik8vopq.rkr |
Value: 0000000000000000000000009C000000000080BF000080BF000080BF000080BF000080BF000080BF000080BF000080BF000080BF000080BFFFFFFFFF000000000000000000000000 | |||
(PID) Process: | (124) explorer.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Explorer\UserAssist\{CEBFF5CD-ACE2-4F4F-9178-9926F41749EA}\Count |
Operation: | write | Name: | HRZR_PGYFRFFVBA |
Value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| |||
(PID) Process: | (3724) wuapp.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run |
Operation: | write | Name: | ZJO4TRK0XPX |
Value: C:\Program Files\Yrdfd\wjg4bvx8ibcd.exe |
PID | Process | Filename | Type | |
---|---|---|---|---|
3724 | wuapp.exe | C:\Users\admin\AppData\Roaming\1K12621E\1K1logrc.ini | binary | |
MD5:2855A82ECDD565B4D957EC2EE05AED26 | SHA256:88E38DA5B12DD96AFD9DC90C79929EC31D8604B1AFDEBDD5A02B19249C08C939 | |||
124 | explorer.exe | C:\Users\admin\AppData\Local\Temp\Yrdfd\wjg4bvx8ibcd.exe | executable | |
MD5:34AA912DEFA18C2C129F1E09D75C1D7E | SHA256:6DF94B7FA33F1B87142ADC39B3DB0613FC520D9E7A5FD6A5301DD7F51F8D0386 | |||
3164 | DllHost.exe | C:\Program Files\Yrdfd\wjg4bvx8ibcd.exe | executable | |
MD5:34AA912DEFA18C2C129F1E09D75C1D7E | SHA256:6DF94B7FA33F1B87142ADC39B3DB0613FC520D9E7A5FD6A5301DD7F51F8D0386 | |||
1812 | Firefox.exe | C:\Users\admin\AppData\Roaming\1K12621E\1K1logrf.ini | binary | |
MD5:53028481B5B5795F1501241CCC7ABFF6 | SHA256:75B5F3045E20C80F264568707E2D444DC7498DB119D9661AE51A91575960FC5A | |||
3724 | wuapp.exe | C:\Users\admin\AppData\Roaming\1K12621E\1K1logim.jpeg | image | |
MD5:ABFF7917DBEDBB35882889CAED451BA2 | SHA256:EC13DFAD8F7A59703D64B39E1BB035E4F911AE757826A114B99BFC8A97FF9DD7 | |||
3724 | wuapp.exe | C:\Users\admin\AppData\Roaming\1K12621E\1K1logrv.ini | binary | |
MD5:BA3B6BC807D4F76794C4B81B09BB9BA5 | SHA256:6EEBF968962745B2E9DE2CA969AF7C424916D4E3FE3CC0BB9B3D414ABFCE9507 | |||
3724 | wuapp.exe | C:\Users\admin\AppData\Roaming\1K12621E\1K1logri.ini | binary | |
MD5:D63A82E5D81E02E399090AF26DB0B9CB | SHA256:EAECE2EBA6310253249603033C744DD5914089B0BB26BDE6685EC9813611BAAE |
PID | Process | Method | HTTP Code | IP | URL | CN | Type | Size | Reputation |
---|---|---|---|---|---|---|---|---|---|
124 | explorer.exe | GET | — | 198.185.159.145:80 | http://www.khyran.com/ar/?zZq4AN=fAfLM8qg/ir9TXdMyFcNFOXAVUhPOLTHTBNYOEE2mcJTJaMr1p/Sj1atnh8y9vwXNnCDaw==&U6Q=OvRTThj0ZdnxWJ&sql=1 | US | — | — | malicious |
124 | explorer.exe | GET | — | 50.87.153.142:80 | http://www.delrayepoxy.com/ar/?zZq4AN=umAhbcVip/S5OV9m/UcjCmEqmhg79ykMGqR+73xST4yYqZtWMF96LmK/CBBl3qIGXr3lAw==&U6Q=OvRTThj0ZdnxWJ | US | — | — | malicious |
124 | explorer.exe | GET | 302 | 103.224.212.222:80 | http://www.hardincountyschools.net/ar/?zZq4AN=/sLXtIxMB2jKXx2Fh6mnqcSPc+U/5n5UajDlAMh5dmKUg7eqjdqbBy0rQUgdEqaybTFx6Q==&U6Q=OvRTThj0ZdnxWJ | AU | — | — | malicious |
124 | explorer.exe | POST | — | 198.185.159.145:80 | http://www.khyran.com/ar/ | US | — | — | malicious |
124 | explorer.exe | POST | 404 | 199.192.20.30:80 | http://www.hindofk.com/ar/ | US | html | 291 b | malicious |
124 | explorer.exe | POST | — | 198.185.159.145:80 | http://www.khyran.com/ar/ | US | — | — | malicious |
124 | explorer.exe | POST | — | 204.11.58.194:80 | http://www.bestfranchisesforsale.com/ar/ | US | — | — | malicious |
124 | explorer.exe | POST | — | 198.185.159.145:80 | http://www.khyran.com/ar/ | US | — | — | malicious |
124 | explorer.exe | GET | 302 | 205.178.189.131:80 | http://www.wildstocksoups.net/ar/?zZq4AN=b0HbcYrimCIbj9DRF6zwTwWksQYgLA1jekBb9xySy3HzRBRyiqBC5E6Q5gPgNCM0nEUZqA==&U6Q=OvRTThj0ZdnxWJ | US | — | — | malicious |
124 | explorer.exe | POST | — | 103.224.212.222:80 | http://www.hardincountyschools.net/ar/ | AU | — | — | malicious |
PID | Process | IP | Domain | ASN | CN | Reputation |
---|---|---|---|---|---|---|
124 | explorer.exe | 205.178.189.131:80 | www.wildstocksoups.net | Defense.Net, Inc | US | malicious |
— | — | 205.178.189.131:80 | www.wildstocksoups.net | Defense.Net, Inc | US | malicious |
124 | explorer.exe | 103.224.212.222:80 | www.hardincountyschools.net | Trellian Pty. Limited | AU | malicious |
124 | explorer.exe | 198.185.159.145:80 | www.khyran.com | Squarespace, Inc. | US | malicious |
124 | explorer.exe | 50.87.153.142:80 | www.delrayepoxy.com | Unified Layer | US | suspicious |
124 | explorer.exe | 199.192.20.30:80 | www.hindofk.com | — | US | malicious |
124 | explorer.exe | 212.97.132.203:80 | www.magicislandriga.com | Surftown A/S | DK | malicious |
124 | explorer.exe | 204.11.58.194:80 | www.bestfranchisesforsale.com | PDR | US | malicious |
124 | explorer.exe | 198.54.117.244:80 | www.mariohugocalvo.com | Namecheap, Inc. | US | malicious |
Domain | IP | Reputation |
---|---|---|
www.delrayepoxy.com |
| malicious |
www.khyran.com |
| malicious |
www.bestfranchisesforsale.com |
| malicious |
www.hindofk.com |
| malicious |
www.emlakilanlarii.com |
| unknown |
www.vividesigngallery.com |
| unknown |
www.onlinegamemerch.com |
| unknown |
www.refinancemiamiworld.com |
| unknown |
www.urbanairship.cloud |
| unknown |
www.hardincountyschools.net |
| malicious |
PID | Process | Class | Message |
---|---|---|---|
124 | explorer.exe | A Network Trojan was detected | MALWARE [PTsecurity] FormBook CnC Checkin (GET) |
124 | explorer.exe | A Network Trojan was detected | MALWARE [PTsecurity] FormBook CnC Checkin (GET) |
124 | explorer.exe | A Network Trojan was detected | MALWARE [PTsecurity] TrojanSpy:FormBook CnC Checkin (POST) |
124 | explorer.exe | A Network Trojan was detected | MALWARE [PTsecurity] TrojanSpy:FormBook CnC Checkin (POST) |
124 | explorer.exe | A Network Trojan was detected | MALWARE [PTsecurity] FormBook CnC Checkin (POST) |
124 | explorer.exe | A Network Trojan was detected | MALWARE [PTsecurity] FormBook CnC Checkin (GET) |
124 | explorer.exe | A Network Trojan was detected | MALWARE [PTsecurity] TrojanSpy:FormBook CnC Checkin (POST) |
124 | explorer.exe | A Network Trojan was detected | MALWARE [PTsecurity] TrojanSpy:FormBook CnC Checkin (POST) |
124 | explorer.exe | A Network Trojan was detected | MALWARE [PTsecurity] FormBook CnC Checkin (GET) |
124 | explorer.exe | A Network Trojan was detected | MALWARE [PTsecurity] TrojanSpy:FormBook CnC Checkin (POST) |