Analysis Overview
SHA256
39647d1829fcc16d1e20e0b6ccb582b85ff0a37f8530395628c44eda88542ed3
Threat Level: Known bad
The file 0721_7525265361.xls was found to be: Known bad.
Malicious Activity Summary
Hancitor
Fickerstealer
Process spawned unexpected child process
Office macro that triggers on suspicious action
Downloads MZ/PE file
Blocklisted process makes network request
Suspicious Office macro
Reads local data of messenger clients
Loads dropped DLL
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 use of SetWindowsHookEx
NTFS ADS
Modifies Internet Explorer settings
Enumerates system info in registry
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Checks processor information in registry
Suspicious behavior: AddClipboardFormatListener
MITRE ATT&CK
Enterprise Matrix V6
Analysis: static1
Detonation Overview
Reported
2021-07-21 14:12
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
2021-07-21 14:12
Reported
2021-07-21 14:15
Platform
win7v20210408
Max time kernel
100s
Max time network
144s
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 664 set thread context of 1212 | 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 |
| 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 |
| 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 |
| 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 (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 |
| 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 (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 |
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\0721_7525265361.xls
C:\Windows\SysWOW64\rundll32.exe
"C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Local\Temp\omsh.dll,ENHXQBJGBHX
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 | 54.225.245.108:80 | api.ipify.org | tcp |
| N/A | 8.8.8.8:53 | thervidolown.com | udp |
| N/A | 85.10.222.114:80 | thervidolown.com | tcp |
| N/A | 8.8.8.8:53 | falan4zadron.ru | udp |
| N/A | 8.211.241.0:80 | falan4zadron.ru | tcp |
| N/A | 54.225.245.108:80 | 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 | 95.213.179.67:80 | pospvisis.com | tcp |
Files
memory/1944-60-0x000000002FE21000-0x000000002FE24000-memory.dmp
memory/1944-61-0x0000000071141000-0x0000000071143000-memory.dmp
memory/1944-62-0x000000005FFF0000-0x0000000060000000-memory.dmp
memory/664-63-0x0000000000000000-mapping.dmp
memory/664-64-0x00000000760B1000-0x00000000760B3000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\omsh.dll
| MD5 | 24190cd699631d16521dfb588b2571a3 |
| SHA1 | 546a86929e82babd0ee6f970d7729e3bf6a14698 |
| SHA256 | 99c4b9083ed613bc38904eec3e37d24d3ca092067ee54e373cc3c8d6339857a6 |
| SHA512 | fd3123ababc536c2530785d52b3323c1250da0d41e18574ee2877013c6ac033f08157e1221cb3b01d971a3e214eba19bbcc4d29b3ea482cc52b433ecb6eacb21 |
\Users\Admin\AppData\Local\Temp\omsh.dll
| MD5 | 24190cd699631d16521dfb588b2571a3 |
| SHA1 | 546a86929e82babd0ee6f970d7729e3bf6a14698 |
| SHA256 | 99c4b9083ed613bc38904eec3e37d24d3ca092067ee54e373cc3c8d6339857a6 |
| SHA512 | fd3123ababc536c2530785d52b3323c1250da0d41e18574ee2877013c6ac033f08157e1221cb3b01d971a3e214eba19bbcc4d29b3ea482cc52b433ecb6eacb21 |
\Users\Admin\AppData\Local\Temp\omsh.dll
| MD5 | 24190cd699631d16521dfb588b2571a3 |
| SHA1 | 546a86929e82babd0ee6f970d7729e3bf6a14698 |
| SHA256 | 99c4b9083ed613bc38904eec3e37d24d3ca092067ee54e373cc3c8d6339857a6 |
| SHA512 | fd3123ababc536c2530785d52b3323c1250da0d41e18574ee2877013c6ac033f08157e1221cb3b01d971a3e214eba19bbcc4d29b3ea482cc52b433ecb6eacb21 |
\Users\Admin\AppData\Local\Temp\omsh.dll
| MD5 | 24190cd699631d16521dfb588b2571a3 |
| SHA1 | 546a86929e82babd0ee6f970d7729e3bf6a14698 |
| SHA256 | 99c4b9083ed613bc38904eec3e37d24d3ca092067ee54e373cc3c8d6339857a6 |
| SHA512 | fd3123ababc536c2530785d52b3323c1250da0d41e18574ee2877013c6ac033f08157e1221cb3b01d971a3e214eba19bbcc4d29b3ea482cc52b433ecb6eacb21 |
\Users\Admin\AppData\Local\Temp\omsh.dll
| MD5 | 24190cd699631d16521dfb588b2571a3 |
| SHA1 | 546a86929e82babd0ee6f970d7729e3bf6a14698 |
| SHA256 | 99c4b9083ed613bc38904eec3e37d24d3ca092067ee54e373cc3c8d6339857a6 |
| SHA512 | fd3123ababc536c2530785d52b3323c1250da0d41e18574ee2877013c6ac033f08157e1221cb3b01d971a3e214eba19bbcc4d29b3ea482cc52b433ecb6eacb21 |
memory/664-70-0x0000000000940000-0x0000000000A10000-memory.dmp
memory/664-71-0x0000000000940000-0x000000000094A000-memory.dmp
memory/664-72-0x0000000000120000-0x0000000000121000-memory.dmp
memory/1212-73-0x0000000000400000-0x0000000000448000-memory.dmp
memory/1212-74-0x0000000000401480-mapping.dmp
memory/1212-76-0x0000000000400000-0x0000000000448000-memory.dmp
memory/1944-77-0x000000005FFF0000-0x0000000060000000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2021-07-21 14:12
Reported
2021-07-21 14:15
Platform
win10v20210408
Max time kernel
111s
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 |
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 3036 set thread context of 3288 | N/A | C:\Windows\SysWOW64\rundll32.exe | C:\Windows\SysWOW64\svchost.exe |
Checks processor information in registry
| Description | Indicator | Process | Target |
| 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 |
| Key opened | \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE | N/A |
Enumerates system info in registry
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\Hardware\Description\System\BIOS | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE | N/A |
| 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 |
NTFS ADS
| Description | Indicator | Process | Target |
| File opened for modification | C:\Users\Admin\AppData\Local\Temp\{D112B255-A290-4765-8B23-AA222F25538C}\123.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 |
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\0721_7525265361.xls"
C:\Windows\System32\rundll32.exe
"C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Local\Temp\omsh.dll,ENHXQBJGBHX
C:\Windows\SysWOW64\rundll32.exe
"C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Local\Temp\omsh.dll,ENHXQBJGBHX
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 | 50.16.246.238:80 | api.ipify.org | tcp |
| N/A | 8.8.8.8:53 | thervidolown.com | udp |
| N/A | 85.10.222.114:80 | thervidolown.com | tcp |
| N/A | 8.8.8.8:53 | falan4zadron.ru | udp |
| N/A | 8.211.241.0:80 | falan4zadron.ru | tcp |
| N/A | 50.16.246.238:80 | 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/856-114-0x00007FF602780000-0x00007FF605D36000-memory.dmp
memory/856-115-0x00007FF8EBA40000-0x00007FF8EBA50000-memory.dmp
memory/856-116-0x00007FF8EBA40000-0x00007FF8EBA50000-memory.dmp
memory/856-117-0x00007FF8EBA40000-0x00007FF8EBA50000-memory.dmp
memory/856-118-0x00007FF8EBA40000-0x00007FF8EBA50000-memory.dmp
memory/856-121-0x00007FF8EBA40000-0x00007FF8EBA50000-memory.dmp
memory/856-122-0x00007FF90C2D0000-0x00007FF90D3BE000-memory.dmp
memory/856-123-0x00007FF90A3D0000-0x00007FF90C2C5000-memory.dmp
memory/3196-276-0x0000000000000000-mapping.dmp
C:\Users\Admin\AppData\Local\Temp\omsh.dll
| MD5 | 24190cd699631d16521dfb588b2571a3 |
| SHA1 | 546a86929e82babd0ee6f970d7729e3bf6a14698 |
| SHA256 | 99c4b9083ed613bc38904eec3e37d24d3ca092067ee54e373cc3c8d6339857a6 |
| SHA512 | fd3123ababc536c2530785d52b3323c1250da0d41e18574ee2877013c6ac033f08157e1221cb3b01d971a3e214eba19bbcc4d29b3ea482cc52b433ecb6eacb21 |
memory/3036-289-0x0000000000000000-mapping.dmp
\Users\Admin\AppData\Local\Temp\omsh.dll
| MD5 | 24190cd699631d16521dfb588b2571a3 |
| SHA1 | 546a86929e82babd0ee6f970d7729e3bf6a14698 |
| SHA256 | 99c4b9083ed613bc38904eec3e37d24d3ca092067ee54e373cc3c8d6339857a6 |
| SHA512 | fd3123ababc536c2530785d52b3323c1250da0d41e18574ee2877013c6ac033f08157e1221cb3b01d971a3e214eba19bbcc4d29b3ea482cc52b433ecb6eacb21 |
\Users\Admin\AppData\Local\Temp\omsh.dll
| MD5 | 24190cd699631d16521dfb588b2571a3 |
| SHA1 | 546a86929e82babd0ee6f970d7729e3bf6a14698 |
| SHA256 | 99c4b9083ed613bc38904eec3e37d24d3ca092067ee54e373cc3c8d6339857a6 |
| SHA512 | fd3123ababc536c2530785d52b3323c1250da0d41e18574ee2877013c6ac033f08157e1221cb3b01d971a3e214eba19bbcc4d29b3ea482cc52b433ecb6eacb21 |
memory/3036-296-0x0000000002CB0000-0x0000000002D80000-memory.dmp
memory/3036-297-0x0000000002CB0000-0x0000000002CBA000-memory.dmp
memory/3036-298-0x0000000002CB1000-0x0000000002CD2000-memory.dmp
memory/3036-299-0x0000000000B60000-0x0000000000B61000-memory.dmp
memory/3288-300-0x0000000000400000-0x0000000000448000-memory.dmp
memory/3288-301-0x0000000000401480-mapping.dmp
memory/3288-304-0x0000000000400000-0x0000000000448000-memory.dmp
memory/856-339-0x00007FF8EBA40000-0x00007FF8EBA50000-memory.dmp
memory/856-340-0x00007FF8EBA40000-0x00007FF8EBA50000-memory.dmp
memory/856-341-0x00007FF8EBA40000-0x00007FF8EBA50000-memory.dmp
memory/856-342-0x00007FF8EBA40000-0x00007FF8EBA50000-memory.dmp