| File name: | fab4b8f1719c285174dd3d3c5e38eeb23d1401374dfcb265ebba3ef9ef58c5ab |
| Full analysis: | https://app.any.run/tasks/b980cb9b-aa4e-407e-b874-915dfa6d7a63 |
| Verdict: | Malicious activity |
| Analysis date: | October 22, 2022, 09:15:24 |
| OS: | Windows 10 Professional (build: 19044, 64 bit) |
| Tags: | |
| Indicators: | |
| MIME: | application/x-dosexec |
| File info: | PE32+ executable (console) x86-64, for MS Windows |
| MD5: | 979B134AAAF04751A87E19FF16AC4E98 |
| SHA1: | 1A65C03829A90C73DBB1A156CECFB926A2F8EFBA |
| SHA256: | FAB4B8F1719C285174DD3D3C5E38EEB23D1401374DFCB265EBBA3EF9EF58C5AB |
| SSDEEP: | 196608:Mf8vkRtSJVLu5/hGzqa5CW/ZTWQr5JXdcHHiM:Mu4EJVLu58eGfdcHHx |
| .exe | | | InstallShield setup (54.3) |
|---|---|---|
| .exe | | | Win64 Executable (generic) (34.8) |
| .exe | | | Win32 Executable (generic) (5.6) |
| .exe | | | Generic Win/DOS Executable (2.5) |
| .exe | | | DOS Executable Generic (2.5) |
| Architecture: | IMAGE_FILE_MACHINE_AMD64 |
|---|---|
| Subsystem: | IMAGE_SUBSYSTEM_WINDOWS_CUI |
| Compilation Date: | 2022-Feb-24 00:03:40 |
| TLS Callbacks: | 2 callback(s) detected. |
| Debug artifacts: |
|
| Comments: | - |
| CompanyName: | - |
| FileDescription: | DInvoke |
| FileVersion: | 1.0.0.0 |
| InternalName: | dcall.dll |
| LegalCopyright: | Copyright © 2020 |
| LegalTrademarks: | - |
| OriginalFilename: | dcall.dll |
| ProductName: | DInvoke |
| ProductVersion: | 1.0.0.0 |
| Assembly Version: | 1.0.0.0 |
| e_magic: | MZ |
|---|---|
| e_cblp: | 144 |
| e_cp: | 3 |
| e_crlc: | - |
| e_cparhdr: | 4 |
| e_minalloc: | - |
| e_maxalloc: | 65535 |
| e_ss: | - |
| e_sp: | 184 |
| e_csum: | - |
| e_ip: | - |
| e_cs: | - |
| e_ovno: | - |
| e_oemid: | - |
| e_oeminfo: | - |
| e_lfanew: | 248 |
| Signature: | PE |
|---|---|
| Machine: | IMAGE_FILE_MACHINE_AMD64 |
| NumberofSections: | 10 |
| TimeDateStamp: | 2022-Feb-24 00:03:40 |
| PointerToSymbolTable: | - |
| NumberOfSymbols: | - |
| SizeOfOptionalHeader: | 240 |
| Characteristics: |
|
Name | Virtual Address | Virtual Size | Raw Size | Charateristics | Entropy |
|---|---|---|---|---|---|
.text | 4096 | 6268668 | 6268928 | IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ | 6.43745 |
.CLR_UEF | 6275072 | 271 | 512 | IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ | 3.65314 |
.rdata | 6279168 | 1530666 | 1530880 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ | 5.6398 |
.data | 7811072 | 123152 | 28672 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE | 3.16299 |
.pdata | 7938048 | 219624 | 219648 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ | 6.48083 |
.didat | 8159232 | 24 | 512 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE | 0.188057 |
Section | 8163328 | 8 | 512 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE | 0 |
_RDATA | 8167424 | 78600 | 78848 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ | 5.49996 |
.rsrc | 8249344 | 1324452 | 1324544 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ | 6.37 |
.reloc | 9576448 | 28880 | 29184 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_DISCARDABLE, IMAGE_SCN_MEM_READ | 5.44254 |
Title | Entropy | Size | Codepage | Language | Type |
|---|---|---|---|---|---|
1 | 3.24773 | 772 | Latin 1 / Western European | UNKNOWN | RT_VERSION |
CLRDEBUGINFO | 4.33659 | 36 | Latin 1 / Western European | UNKNOWN | RT_RCDATA |
COREXTERNALDATAACCESSRESOURCE | 4.90141 | 776 | Latin 1 / Western European | UNKNOWN | RT_RCDATA |
MINIDUMP_EMBEDDED_AUXILIARY_PROVIDER | 6.36967 | 1321888 | Latin 1 / Western European | UNKNOWN | RT_RCDATA |
1 (#2) | 5.00112 | 490 | Latin 1 / Western European | UNKNOWN | RT_MANIFEST |
ADVAPI32.dll |
KERNEL32.dll |
OLEAUT32.dll |
SHELL32.dll |
USER32.dll |
VERSION.dll |
api-ms-win-core-winrt-l1-1-0.dll (delay-loaded) |
api-ms-win-crt-convert-l1-1-0.dll |
api-ms-win-crt-filesystem-l1-1-0.dll |
api-ms-win-crt-heap-l1-1-0.dll |
Title | Ordinal | Address |
|---|---|---|
g_CLREngineMetrics | 2 | 7818448 |
CLRJitAttachState | 3 | 7892844 |
DotNetRuntimeInfo | 4 | 7820448 |
MetaDataGetDispenser | 5 | 5523248 |
PID | CMD | Path | Indicators | Parent process | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1368 | schtasks /create /sc minute /mo 5 /tn eviltask /tr "cmd.exe /c start C:\Users\admin\AppData\Roaming/dcall.exe" | C:\WINDOWS\system32\schtasks.exe | — | cmd.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Task Scheduler Configuration Tool Exit code: 0 Version: 10.0.19041.1 (WinBuild.160101.0800) Modules
| |||||||||||||||
| 1416 | "C:\windows\system32\charmap.exe" | C:\windows\system32\charmap.exe | fab4b8f1719c285174dd3d3c5e38eeb23d1401374dfcb265ebba3ef9ef58c5ab.exe | ||||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Character Map Exit code: 1073807364 Version: 5.2.3668.0 Modules
| |||||||||||||||
| 1696 | "C:\Users\admin\Desktop\fab4b8f1719c285174dd3d3c5e38eeb23d1401374dfcb265ebba3ef9ef58c5ab.exe" | C:\Users\admin\Desktop\fab4b8f1719c285174dd3d3c5e38eeb23d1401374dfcb265ebba3ef9ef58c5ab.exe | Explorer.EXE | ||||||||||||
User: admin Integrity Level: MEDIUM Description: DInvoke Exit code: 0 Version: 1.0.0.0 Modules
| |||||||||||||||
| 2788 | \??\C:\WINDOWS\system32\conhost.exe 0xffffffff -ForceV1 | \??\C:\WINDOWS\system32\conhost.exe | — | fab4b8f1719c285174dd3d3c5e38eeb23d1401374dfcb265ebba3ef9ef58c5ab.exe | |||||||||||
User: admin Integrity Level: MEDIUM Exit code: 0 Modules
| |||||||||||||||
| 3952 | "C:\windows\system32\charmap.exe" | C:\windows\system32\charmap.exe | dcall.exe | ||||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Character Map Exit code: 0 Version: 5.2.3668.0 Modules
| |||||||||||||||
| 4208 | "C:\windows\system32\charmap.exe" | C:\windows\system32\charmap.exe | dcall.exe | ||||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Character Map Exit code: 0 Version: 5.2.3668.0 Modules
| |||||||||||||||
| 4620 | C:\Users\admin\AppData\Local\Microsoft\OneDrive\19.043.0304.0013\FileCoAuth.exe -Embedding | C:\Users\admin\AppData\Local\Microsoft\OneDrive\19.043.0304.0013\FileCoAuth.exe | — | svchost.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Microsoft OneDriveFile Co-Authoring Executable Exit code: 0 Version: 19.043.0304.0013 Modules
| |||||||||||||||
| 5052 | C:\Users\admin\AppData\Local\Microsoft\OneDrive\19.043.0304.0013\FileCoAuth.exe -Embedding | C:\Users\admin\AppData\Local\Microsoft\OneDrive\19.043.0304.0013\FileCoAuth.exe | — | svchost.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Microsoft OneDriveFile Co-Authoring Executable Exit code: 0 Version: 19.043.0304.0013 Modules
| |||||||||||||||
| 5480 | "C:\windows\system32\charmap.exe" | C:\windows\system32\charmap.exe | fab4b8f1719c285174dd3d3c5e38eeb23d1401374dfcb265ebba3ef9ef58c5ab.exe | ||||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Character Map Exit code: 1073807364 Version: 5.2.3668.0 Modules
| |||||||||||||||
| 5520 | "C:\windows\system32\charmap.exe" | C:\windows\system32\charmap.exe | dcall.exe | ||||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Character Map Exit code: 0 Version: 5.2.3668.0 Modules
| |||||||||||||||
| (PID) Process: | (1696) fab4b8f1719c285174dd3d3c5e38eeb23d1401374dfcb265ebba3ef9ef58c5ab.exe | Key: | HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap |
| Operation: | write | Name: | ProxyBypass |
Value: 1 | |||
| (PID) Process: | (1696) fab4b8f1719c285174dd3d3c5e38eeb23d1401374dfcb265ebba3ef9ef58c5ab.exe | Key: | HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap |
| Operation: | write | Name: | IntranetName |
Value: 1 | |||
| (PID) Process: | (1696) fab4b8f1719c285174dd3d3c5e38eeb23d1401374dfcb265ebba3ef9ef58c5ab.exe | Key: | HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap |
| Operation: | write | Name: | UNCAsIntranet |
Value: 1 | |||
| (PID) Process: | (1696) fab4b8f1719c285174dd3d3c5e38eeb23d1401374dfcb265ebba3ef9ef58c5ab.exe | Key: | HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap |
| Operation: | write | Name: | AutoDetect |
Value: 0 | |||
| (PID) Process: | (5672) dcall.exe | Key: | HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap |
| Operation: | write | Name: | ProxyBypass |
Value: 1 | |||
| (PID) Process: | (5672) dcall.exe | Key: | HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap |
| Operation: | write | Name: | IntranetName |
Value: 1 | |||
| (PID) Process: | (5672) dcall.exe | Key: | HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap |
| Operation: | write | Name: | UNCAsIntranet |
Value: 1 | |||
| (PID) Process: | (5672) dcall.exe | Key: | HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap |
| Operation: | write | Name: | AutoDetect |
Value: 0 | |||
PID | Process | Filename | Type | |
|---|---|---|---|---|
| 1696 | fab4b8f1719c285174dd3d3c5e38eeb23d1401374dfcb265ebba3ef9ef58c5ab.exe | C:\Users\admin\AppData\Roaming\dcall.exe | executable | |
MD5:— | SHA256:— | |||
| 4620 | FileCoAuth.exe | C:\Users\admin\AppData\Local\Microsoft\OneDrive\logs\Common\FileCoAuth-2022-10-22.0918.4620.1.odl | binary | |
MD5:— | SHA256:— | |||
| 5052 | FileCoAuth.exe | C:\Users\admin\AppData\Local\Microsoft\OneDrive\logs\Common\FileCoAuth-2022-10-22.0918.5052.1.odl | binary | |
MD5:— | SHA256:— | |||
| 4620 | FileCoAuth.exe | C:\Users\admin\AppData\Local\Microsoft\OneDrive\logs\Common\FileCoAuth-2022-10-22.0918.4620.1.aodl | binary | |
MD5:923BF0E545D9C37CA8874C8D6C4A30E6 | SHA256:AB32C675D35DDBEBFCF8B11720C3E550024E8D0DF557838F17186377E3D0FE65 | |||
| 5052 | FileCoAuth.exe | C:\Users\admin\AppData\Local\Microsoft\OneDrive\logs\Common\FileCoAuth-2022-10-22.0918.5052.1.aodl | binary | |
MD5:923BF0E545D9C37CA8874C8D6C4A30E6 | SHA256:AB32C675D35DDBEBFCF8B11720C3E550024E8D0DF557838F17186377E3D0FE65 | |||
PID | Process | Method | HTTP Code | IP | URL | CN | Type | Size | Reputation |
|---|---|---|---|---|---|---|---|---|---|
5180 | sihclient.exe | GET | 200 | 40.77.2.164:443 | https://fe3cr.delivery.mp.microsoft.com/clientwebservice/ping | US | — | — | whitelisted |
5180 | sihclient.exe | GET | 200 | 52.242.101.226:443 | https://slscr.update.microsoft.com/sls/ping | US | — | — | whitelisted |
5180 | sihclient.exe | GET | 304 | 52.242.101.226:443 | https://slscr.update.microsoft.com/SLS/%7B522D76A4-93E1-47F8-B8CE-07C937AD1A1E%7D/x64/10.0.19044.1288/0?CH=686&L=en-US&P=&PT=0x30&WUA=10.0.19041.1288&MK=DELL&MD=DELL | US | — | — | whitelisted |
5180 | sihclient.exe | GET | 304 | 52.242.101.226:443 | https://slscr.update.microsoft.com/SLS/%7B522D76A4-93E1-47F8-B8CE-07C937AD1A1E%7D/x64/10.0.19044.1288/0?CH=686&L=en-US&P=&PT=0x30&WUA=10.0.19041.1288&MK=DELL&MD=DELL | US | — | — | whitelisted |
1012 | svchost.exe | POST | 200 | 20.190.160.17:443 | https://login.live.com/RST2.srf | US | xml | 9.93 Kb | whitelisted |
1012 | svchost.exe | POST | 200 | 20.190.160.17:443 | https://login.live.com/RST2.srf | US | xml | 9.93 Kb | whitelisted |
5180 | sihclient.exe | GET | 200 | 104.79.89.142:80 | http://www.microsoft.com/pkiops/crl/Microsoft%20ECC%20Product%20Root%20Certificate%20Authority%202018.crl | US | der | 419 b | whitelisted |
5180 | sihclient.exe | GET | 304 | 52.242.101.226:443 | https://slscr.update.microsoft.com/SLS/%7BE7A50285-D08D-499D-9FF8-180FDC2332BC%7D/x64/10.0.19044.1288/0?CH=686&L=en-US&P=&PT=0x30&WUA=10.0.19041.1288&MK=DELL&MD=DELL | US | — | — | whitelisted |
2916 | svchost.exe | GET | 200 | 2.18.233.62:80 | http://www.microsoft.com/pkiops/crl/Microsoft%20ECC%20Update%20Secure%20Server%20CA%202.1.crl | unknown | der | 408 b | whitelisted |
2916 | svchost.exe | GET | 200 | 2.18.233.62:80 | http://www.microsoft.com/pkiops/crl/Microsoft%20ECC%20Update%20Signing%20CA%202.3.crl | unknown | der | 402 b | whitelisted |
PID | Process | IP | Domain | ASN | CN | Reputation |
|---|---|---|---|---|---|---|
— | — | 40.113.103.199:443 | — | MICROSOFT-CORP-MSN-AS-BLOCK | NL | whitelisted |
2724 | svchost.exe | 40.113.103.199:443 | — | MICROSOFT-CORP-MSN-AS-BLOCK | NL | whitelisted |
3584 | mousocoreworker.exe | 20.73.194.208:443 | settings-win.data.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | NL | whitelisted |
4348 | svchost.exe | 20.73.194.208:443 | settings-win.data.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | NL | whitelisted |
5800 | charmap.exe | 82.65.68.158:443 | — | Free SAS | FR | unknown |
1416 | charmap.exe | 82.65.68.158:443 | — | Free SAS | FR | unknown |
5480 | charmap.exe | 82.65.68.158:443 | — | Free SAS | FR | unknown |
5180 | sihclient.exe | 104.79.89.142:80 | www.microsoft.com | AKAMAI-AS | DE | unknown |
5180 | sihclient.exe | 2.16.241.9:80 | crl.microsoft.com | Akamai International B.V. | DE | suspicious |
5180 | sihclient.exe | 40.77.2.164:443 | fe3cr.delivery.mp.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | US | whitelisted |
Domain | IP | Reputation |
|---|---|---|
www.microsoft.com |
| whitelisted |
settings-win.data.microsoft.com |
| whitelisted |
slscr.update.microsoft.com |
| whitelisted |
crl.microsoft.com |
| whitelisted |
fe3cr.delivery.mp.microsoft.com |
| whitelisted |
client.wns.windows.com |
| whitelisted |
nexusrules.officeapps.live.com |
| whitelisted |
self.events.data.microsoft.com |
| whitelisted |
config.edge.skype.com |
| malicious |
www.bing.com |
| whitelisted |