Analysis Overview
SHA256
83c9c9beaca0a147e23995b84792f56cd130ccf262147374bd1114c2ac698fee
Threat Level: Known bad
The file 83c9c9beaca0a147e23995b84792f56cd130ccf262147374bd1114c2ac698fee was found to be: Known bad.
Malicious Activity Summary
Fickerstealer
Process spawned unexpected child process
Hancitor
Downloads MZ/PE file
Blocklisted process makes network request
Office macro that triggers on suspicious action
Suspicious Office macro
Loads dropped DLL
Reads local data of messenger clients
Accesses cryptocurrency files/wallets, possible credential harvesting
Looks up external IP address via web service
Suspicious use of SetThreadContext
Office loads VBA resources, possible macro or embedded object present
Suspicious behavior: EnumeratesProcesses
Enumerates system info in registry
Modifies Internet Explorer settings
Suspicious use of FindShellTrayWindow
Suspicious behavior: AddClipboardFormatListener
NTFS ADS
Checks processor information in registry
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V6
Analysis: static1
Detonation Overview
Reported
2021-07-22 14:56
Signatures
Office macro that triggers on suspicious action
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Suspicious Office macro
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2021-07-22 14:56
Reported
2021-07-22 14:59
Platform
win7v20210408
Max time kernel
101s
Max time network
148s
Command Line
Signatures
Fickerstealer
Hancitor
Process spawned unexpected child process
| Description | Indicator | Process | Target |
| Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process | N/A | C:\Windows\SysWOW64\rundll32.exe | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE |
Blocklisted process makes network request
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
Downloads MZ/PE file
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
Reads local data of messenger clients
Accesses cryptocurrency files/wallets, possible credential harvesting
Looks up external IP address via web service
| Description | Indicator | Process | Target |
| N/A | api.ipify.org | N/A | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 1268 set thread context of 348 | N/A | C:\Windows\SysWOW64\rundll32.exe | C:\Windows\SysWOW64\svchost.exe |
Office loads VBA resources, possible macro or embedded object present
Checks processor information in registry
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 | C:\Windows\SysWOW64\svchost.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString | C:\Windows\SysWOW64\svchost.exe | N/A |
Enumerates system info in registry
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\Hardware\Description\System\FloatingPointProcessor | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | N/A |
Modifies Internet Explorer settings
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\Toolbar | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\MenuExt | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\ONBttnIE.dll/105" | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\EXCEL.EXE/3000" | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | N/A |
| Set value (int) | \REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\Contexts = "1" | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\Toolbar\ShowDiscussionButton = "Yes" | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | N/A |
| Set value (int) | \REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\Contexts = "55" | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | N/A |
Suspicious behavior: AddClipboardFormatListener
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\svchost.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | N/A |
| N/A | N/A | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | N/A |
| N/A | N/A | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE
"C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE" /dde C:\Users\Admin\AppData\Local\Temp\83c9c9beaca0a147e23995b84792f56cd130ccf262147374bd1114c2ac698fee.xls
C:\Windows\SysWOW64\rundll32.exe
"C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Local\Temp\omsh.dll,SHIIJGLGNAB
C:\Windows\SysWOW64\svchost.exe
C:\Windows\System32\svchost.exe
Network
| Country | Destination | Domain | Proto |
| N/A | 8.8.8.8:53 | api.ipify.org | udp |
| N/A | 23.21.173.155:80 | api.ipify.org | tcp |
| N/A | 8.8.8.8:53 | tholeferli.com | udp |
| N/A | 194.147.115.74:80 | tholeferli.com | tcp |
| N/A | 8.8.8.8:53 | s0lom0n.ru | udp |
| N/A | 8.211.241.0:80 | s0lom0n.ru | tcp |
| N/A | 23.21.173.155:80 | api.ipify.org | tcp |
| N/A | 8.8.8.8:53 | pospvisis.com | udp |
| N/A | 95.213.179.67:80 | pospvisis.com | tcp |
| N/A | 95.213.179.67:80 | pospvisis.com | tcp |
Files
memory/1824-59-0x000000002FA81000-0x000000002FA84000-memory.dmp
memory/1824-60-0x00000000714E1000-0x00000000714E3000-memory.dmp
memory/1824-61-0x000000005FFF0000-0x0000000060000000-memory.dmp
memory/1268-62-0x0000000000000000-mapping.dmp
memory/1268-63-0x0000000075D51000-0x0000000075D53000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\omsh.dll
| MD5 | 7348620f737ec1b0997cae7548344f2c |
| SHA1 | 5550f62fdc0963c331b460f8a967c45d481e505a |
| SHA256 | 8efac1531e83525bb0806eebca0bb9a797a18feb1848a4ceee4a88fdb85cbbbd |
| SHA512 | 568babf18ba8ad33c9756e43610172361132f076bb4601e0e046317a30a298da453219f43a2b5ffafc5c535e4ca62ffff622ae7bf084efba786946b880f9ddb6 |
\Users\Admin\AppData\Local\Temp\omsh.dll
| MD5 | 7348620f737ec1b0997cae7548344f2c |
| SHA1 | 5550f62fdc0963c331b460f8a967c45d481e505a |
| SHA256 | 8efac1531e83525bb0806eebca0bb9a797a18feb1848a4ceee4a88fdb85cbbbd |
| SHA512 | 568babf18ba8ad33c9756e43610172361132f076bb4601e0e046317a30a298da453219f43a2b5ffafc5c535e4ca62ffff622ae7bf084efba786946b880f9ddb6 |
\Users\Admin\AppData\Local\Temp\omsh.dll
| MD5 | 7348620f737ec1b0997cae7548344f2c |
| SHA1 | 5550f62fdc0963c331b460f8a967c45d481e505a |
| SHA256 | 8efac1531e83525bb0806eebca0bb9a797a18feb1848a4ceee4a88fdb85cbbbd |
| SHA512 | 568babf18ba8ad33c9756e43610172361132f076bb4601e0e046317a30a298da453219f43a2b5ffafc5c535e4ca62ffff622ae7bf084efba786946b880f9ddb6 |
\Users\Admin\AppData\Local\Temp\omsh.dll
| MD5 | 7348620f737ec1b0997cae7548344f2c |
| SHA1 | 5550f62fdc0963c331b460f8a967c45d481e505a |
| SHA256 | 8efac1531e83525bb0806eebca0bb9a797a18feb1848a4ceee4a88fdb85cbbbd |
| SHA512 | 568babf18ba8ad33c9756e43610172361132f076bb4601e0e046317a30a298da453219f43a2b5ffafc5c535e4ca62ffff622ae7bf084efba786946b880f9ddb6 |
memory/1268-69-0x0000000000720000-0x00000000007E6000-memory.dmp
\Users\Admin\AppData\Local\Temp\omsh.dll
| MD5 | 7348620f737ec1b0997cae7548344f2c |
| SHA1 | 5550f62fdc0963c331b460f8a967c45d481e505a |
| SHA256 | 8efac1531e83525bb0806eebca0bb9a797a18feb1848a4ceee4a88fdb85cbbbd |
| SHA512 | 568babf18ba8ad33c9756e43610172361132f076bb4601e0e046317a30a298da453219f43a2b5ffafc5c535e4ca62ffff622ae7bf084efba786946b880f9ddb6 |
memory/1268-70-0x00000000001A0000-0x00000000001A1000-memory.dmp
memory/1268-71-0x0000000000720000-0x000000000072A000-memory.dmp
memory/348-72-0x0000000000400000-0x0000000000448000-memory.dmp
memory/348-73-0x0000000000401480-mapping.dmp
memory/348-75-0x0000000000400000-0x0000000000448000-memory.dmp
memory/1824-76-0x000000005FFF0000-0x0000000060000000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2021-07-22 14:56
Reported
2021-07-22 14:59
Platform
win10v20210410
Max time kernel
148s
Max time network
151s
Command Line
Signatures
Fickerstealer
Hancitor
Process spawned unexpected child process
| Description | Indicator | Process | Target |
| Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process | N/A | C:\Windows\System32\rundll32.exe | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE |
Blocklisted process makes network request
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
Downloads MZ/PE file
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
Reads local data of messenger clients
Accesses cryptocurrency files/wallets, possible credential harvesting
Looks up external IP address via web service
| Description | Indicator | Process | Target |
| N/A | api.ipify.org | N/A | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 2176 set thread context of 3948 | N/A | C:\Windows\SysWOW64\rundll32.exe | C:\Windows\SysWOW64\svchost.exe |
Checks processor information in registry
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE | N/A |
| Key opened | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 | C:\Windows\SysWOW64\svchost.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString | C:\Windows\SysWOW64\svchost.exe | N/A |
Enumerates system info in registry
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE | N/A |
| Key opened | \REGISTRY\MACHINE\Hardware\Description\System\BIOS | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE | N/A |
NTFS ADS
| Description | Indicator | Process | Target |
| File opened for modification | C:\Users\Admin\AppData\Local\Temp\{FFD50F0E-8A56-4F45-BA14-AC5E1C641348}\532.dll:Zone.Identifier | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE | N/A |
Suspicious behavior: AddClipboardFormatListener
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\svchost.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\svchost.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
Suspicious use of FindShellTrayWindow
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE | N/A |
| N/A | N/A | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE | N/A |
| N/A | N/A | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE | N/A |
| N/A | N/A | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE | N/A |
| N/A | N/A | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE | N/A |
| N/A | N/A | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE | N/A |
| N/A | N/A | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE | N/A |
| N/A | N/A | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE | N/A |
| N/A | N/A | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE | N/A |
| N/A | N/A | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE | N/A |
| N/A | N/A | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE | N/A |
| N/A | N/A | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE | N/A |
| N/A | N/A | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\83c9c9beaca0a147e23995b84792f56cd130ccf262147374bd1114c2ac698fee.xls"
C:\Windows\System32\rundll32.exe
"C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Local\Temp\omsh.dll,SHIIJGLGNAB
C:\Windows\SysWOW64\rundll32.exe
"C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Local\Temp\omsh.dll,SHIIJGLGNAB
C:\Windows\SysWOW64\svchost.exe
C:\Windows\System32\svchost.exe
Network
| Country | Destination | Domain | Proto |
| N/A | 8.8.8.8:53 | api.ipify.org | udp |
| N/A | 23.21.168.151:80 | api.ipify.org | tcp |
| N/A | 8.8.8.8:53 | tholeferli.com | udp |
| N/A | 194.147.115.74:80 | tholeferli.com | tcp |
| N/A | 8.8.8.8:53 | s0lom0n.ru | udp |
| N/A | 8.211.241.0:80 | s0lom0n.ru | tcp |
| N/A | 23.21.168.151:80 | api.ipify.org | tcp |
| N/A | 8.8.8.8:53 | pospvisis.com | udp |
| N/A | 95.213.179.67:80 | pospvisis.com | tcp |
| N/A | 95.213.179.67:80 | pospvisis.com | tcp |
| N/A | 194.147.115.74:80 | tholeferli.com | tcp |
Files
memory/4012-114-0x00007FF7480F0000-0x00007FF74B6A6000-memory.dmp
memory/4012-115-0x00007FFF77040000-0x00007FFF77050000-memory.dmp
memory/4012-116-0x00007FFF77040000-0x00007FFF77050000-memory.dmp
memory/4012-117-0x00007FFF77040000-0x00007FFF77050000-memory.dmp
memory/4012-118-0x00007FFF77040000-0x00007FFF77050000-memory.dmp
memory/4012-121-0x00007FFF77040000-0x00007FFF77050000-memory.dmp
memory/4012-122-0x00007FFF97700000-0x00007FFF987EE000-memory.dmp
memory/4012-123-0x0000020E0DF30000-0x0000020E0FE25000-memory.dmp
memory/2704-295-0x0000000000000000-mapping.dmp
C:\Users\Admin\AppData\Local\Temp\omsh.dll
| MD5 | 7348620f737ec1b0997cae7548344f2c |
| SHA1 | 5550f62fdc0963c331b460f8a967c45d481e505a |
| SHA256 | 8efac1531e83525bb0806eebca0bb9a797a18feb1848a4ceee4a88fdb85cbbbd |
| SHA512 | 568babf18ba8ad33c9756e43610172361132f076bb4601e0e046317a30a298da453219f43a2b5ffafc5c535e4ca62ffff622ae7bf084efba786946b880f9ddb6 |
memory/2176-301-0x0000000000000000-mapping.dmp
\Users\Admin\AppData\Local\Temp\omsh.dll
| MD5 | 7348620f737ec1b0997cae7548344f2c |
| SHA1 | 5550f62fdc0963c331b460f8a967c45d481e505a |
| SHA256 | 8efac1531e83525bb0806eebca0bb9a797a18feb1848a4ceee4a88fdb85cbbbd |
| SHA512 | 568babf18ba8ad33c9756e43610172361132f076bb4601e0e046317a30a298da453219f43a2b5ffafc5c535e4ca62ffff622ae7bf084efba786946b880f9ddb6 |
\Users\Admin\AppData\Local\Temp\omsh.dll
| MD5 | 7348620f737ec1b0997cae7548344f2c |
| SHA1 | 5550f62fdc0963c331b460f8a967c45d481e505a |
| SHA256 | 8efac1531e83525bb0806eebca0bb9a797a18feb1848a4ceee4a88fdb85cbbbd |
| SHA512 | 568babf18ba8ad33c9756e43610172361132f076bb4601e0e046317a30a298da453219f43a2b5ffafc5c535e4ca62ffff622ae7bf084efba786946b880f9ddb6 |
memory/2176-309-0x0000000002AF0000-0x0000000002AFA000-memory.dmp
memory/2176-310-0x0000000002AF1000-0x0000000002B09000-memory.dmp
memory/2176-311-0x0000000000910000-0x0000000000911000-memory.dmp
memory/3948-312-0x0000000000400000-0x0000000000448000-memory.dmp
memory/3948-313-0x0000000000401480-mapping.dmp
memory/3948-316-0x0000000000400000-0x0000000000448000-memory.dmp
memory/4012-348-0x00007FFF77040000-0x00007FFF77050000-memory.dmp
memory/4012-349-0x00007FFF77040000-0x00007FFF77050000-memory.dmp
memory/4012-350-0x00007FFF77040000-0x00007FFF77050000-memory.dmp
memory/4012-351-0x00007FFF77040000-0x00007FFF77050000-memory.dmp