Analysis Overview
SHA256
4e3056448e294407b47e08e4dd3364b14acc1fe05d602cbe3347e10800f925ae
Threat Level: Known bad
The file f0fd5d38ffa54d8dfd6456c0b7a8664b was found to be: Known bad.
Malicious Activity Summary
suricata: ET MALWARE Observed Malicious SSL Cert (BitRAT CnC)
BitRAT
Checks computer location settings
Suspicious use of NtSetInformationThreadHideFromDebugger
Suspicious use of SetThreadContext
Enumerates physical storage devices
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
MITRE ATT&CK
Enterprise Matrix V6
Analysis: static1
Detonation Overview
Reported
2022-05-10 22:35
Signatures
Analysis: behavioral2
Detonation Overview
Submitted
2022-05-10 22:35
Reported
2022-05-10 22:37
Platform
win10v2004-20220414-en
Max time kernel
147s
Max time network
150s
Command Line
Signatures
BitRAT
suricata: ET MALWARE Observed Malicious SSL Cert (BitRAT CnC)
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\f0fd5d38ffa54d8dfd6456c0b7a8664b.exe | N/A |
Suspicious use of NtSetInformationThreadHideFromDebugger
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\f0fd5d38ffa54d8dfd6456c0b7a8664b.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\f0fd5d38ffa54d8dfd6456c0b7a8664b.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\f0fd5d38ffa54d8dfd6456c0b7a8664b.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\f0fd5d38ffa54d8dfd6456c0b7a8664b.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\f0fd5d38ffa54d8dfd6456c0b7a8664b.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 3356 set thread context of 4304 | N/A | C:\Users\Admin\AppData\Local\Temp\f0fd5d38ffa54d8dfd6456c0b7a8664b.exe | C:\Users\Admin\AppData\Local\Temp\f0fd5d38ffa54d8dfd6456c0b7a8664b.exe |
Enumerates physical storage devices
Creates scheduled task(s)
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\schtasks.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\f0fd5d38ffa54d8dfd6456c0b7a8664b.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\f0fd5d38ffa54d8dfd6456c0b7a8664b.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\f0fd5d38ffa54d8dfd6456c0b7a8664b.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\f0fd5d38ffa54d8dfd6456c0b7a8664b.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\f0fd5d38ffa54d8dfd6456c0b7a8664b.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
| Token: SeShutdownPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\f0fd5d38ffa54d8dfd6456c0b7a8664b.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\f0fd5d38ffa54d8dfd6456c0b7a8664b.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\f0fd5d38ffa54d8dfd6456c0b7a8664b.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\f0fd5d38ffa54d8dfd6456c0b7a8664b.exe
"C:\Users\Admin\AppData\Local\Temp\f0fd5d38ffa54d8dfd6456c0b7a8664b.exe"
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\f0fd5d38ffa54d8dfd6456c0b7a8664b.exe"
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\rGucnaAeGqFkx.exe"
C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\rGucnaAeGqFkx" /XML "C:\Users\Admin\AppData\Local\Temp\tmp248F.tmp"
C:\Users\Admin\AppData\Local\Temp\f0fd5d38ffa54d8dfd6456c0b7a8664b.exe
"C:\Users\Admin\AppData\Local\Temp\f0fd5d38ffa54d8dfd6456c0b7a8664b.exe"
C:\Users\Admin\AppData\Local\Temp\f0fd5d38ffa54d8dfd6456c0b7a8664b.exe
"C:\Users\Admin\AppData\Local\Temp\f0fd5d38ffa54d8dfd6456c0b7a8664b.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | https.myvnc.com | udp |
| NL | 192.121.102.242:9111 | https.myvnc.com | tcp |
| US | 8.8.8.8:53 | https.myvnc.com | udp |
Files
memory/3356-130-0x0000000000D60000-0x00000000011F4000-memory.dmp
memory/3356-131-0x0000000006100000-0x00000000066A4000-memory.dmp
memory/3356-132-0x0000000005BF0000-0x0000000005C82000-memory.dmp
memory/3356-133-0x0000000005BC0000-0x0000000005BCA000-memory.dmp
memory/3356-134-0x0000000009520000-0x00000000095BC000-memory.dmp
memory/3356-135-0x000000000BD20000-0x000000000BD86000-memory.dmp
memory/3260-136-0x0000000000000000-mapping.dmp
memory/2660-137-0x0000000000000000-mapping.dmp
memory/2508-139-0x0000000000000000-mapping.dmp
memory/3260-138-0x00000000021C0000-0x00000000021F6000-memory.dmp
memory/3260-140-0x0000000004DA0000-0x00000000053C8000-memory.dmp
memory/3260-141-0x0000000004CE0000-0x0000000004D02000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\tmp248F.tmp
| MD5 | 4b13bd67cade98501400c62a2f4eb0e3 |
| SHA1 | 6504f657347472c185eaad89af67857856e2f7e8 |
| SHA256 | 396029ad083faeb4cc90b75044e16427303beb75987e116a2c7311d9e088e90c |
| SHA512 | c5d43312407966404eb7f6d8f11c8e43b393bb002dbc2c6270ce2e70cc95776a87e137a573febdc1a77e28e0f45e8bfa5c02865a1938b480d1357be59ae8f7ec |
memory/2660-143-0x0000000005B70000-0x0000000005BD6000-memory.dmp
memory/3260-144-0x0000000005AB0000-0x0000000005ACE000-memory.dmp
memory/4196-145-0x0000000000000000-mapping.dmp
memory/4304-146-0x0000000000000000-mapping.dmp
memory/4304-147-0x0000000000400000-0x00000000007CE000-memory.dmp
memory/4304-148-0x0000000000400000-0x00000000007CE000-memory.dmp
memory/4304-149-0x0000000000400000-0x00000000007CE000-memory.dmp
memory/4304-150-0x0000000000400000-0x00000000007CE000-memory.dmp
memory/3260-152-0x000000006FF30000-0x000000006FF7C000-memory.dmp
memory/2660-153-0x000000006FF30000-0x000000006FF7C000-memory.dmp
memory/2660-151-0x0000000006E10000-0x0000000006E42000-memory.dmp
memory/3260-154-0x0000000006C60000-0x0000000006C7E000-memory.dmp
memory/3260-155-0x0000000007400000-0x0000000007A7A000-memory.dmp
memory/3260-156-0x0000000006DC0000-0x0000000006DDA000-memory.dmp
memory/3260-157-0x0000000006E30000-0x0000000006E3A000-memory.dmp
memory/2660-158-0x0000000007E20000-0x0000000007EB6000-memory.dmp
memory/2660-159-0x0000000007DD0000-0x0000000007DDE000-memory.dmp
memory/3260-160-0x0000000007100000-0x000000000711A000-memory.dmp
memory/3260-162-0x00000000070E0000-0x00000000070E8000-memory.dmp
memory/2660-161-0x0000000007EC0000-0x0000000007EC8000-memory.dmp
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
| MD5 | 04bebfdd3dd2a37f8a6c4b866531a336 |
| SHA1 | b974edb0ddedac47aad59dfb284933ce4941390b |
| SHA256 | 1b61025d347152bbfba6cfd465f1121843ca6953627eafb5c6dc22f5b22fb667 |
| SHA512 | 17d7a787ae4e38bb0e7bc8c49c0331ba3ff30d53ddc7eade292e939dd17f79b4f7476bbd08866bc91674b649bf909034a1efa4a3d5ee2cedb5683bccf274bd1f |
C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log
| MD5 | 968cb9309758126772781b83adb8a28f |
| SHA1 | 8da30e71accf186b2ba11da1797cf67f8f78b47c |
| SHA256 | 92099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a |
| SHA512 | 4bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3 |
Analysis: behavioral1
Detonation Overview
Submitted
2022-05-10 22:35
Reported
2022-05-10 22:37
Platform
win7-20220414-en
Max time kernel
149s
Max time network
154s
Command Line
Signatures
BitRAT
suricata: ET MALWARE Observed Malicious SSL Cert (BitRAT CnC)
Suspicious use of NtSetInformationThreadHideFromDebugger
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\f0fd5d38ffa54d8dfd6456c0b7a8664b.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\f0fd5d38ffa54d8dfd6456c0b7a8664b.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\f0fd5d38ffa54d8dfd6456c0b7a8664b.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\f0fd5d38ffa54d8dfd6456c0b7a8664b.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\f0fd5d38ffa54d8dfd6456c0b7a8664b.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 376 set thread context of 1460 | N/A | C:\Users\Admin\AppData\Local\Temp\f0fd5d38ffa54d8dfd6456c0b7a8664b.exe | C:\Users\Admin\AppData\Local\Temp\f0fd5d38ffa54d8dfd6456c0b7a8664b.exe |
Enumerates physical storage devices
Creates scheduled task(s)
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\schtasks.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\f0fd5d38ffa54d8dfd6456c0b7a8664b.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\f0fd5d38ffa54d8dfd6456c0b7a8664b.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\f0fd5d38ffa54d8dfd6456c0b7a8664b.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\f0fd5d38ffa54d8dfd6456c0b7a8664b.exe | N/A |
| Token: SeShutdownPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\f0fd5d38ffa54d8dfd6456c0b7a8664b.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\f0fd5d38ffa54d8dfd6456c0b7a8664b.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\f0fd5d38ffa54d8dfd6456c0b7a8664b.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\f0fd5d38ffa54d8dfd6456c0b7a8664b.exe
"C:\Users\Admin\AppData\Local\Temp\f0fd5d38ffa54d8dfd6456c0b7a8664b.exe"
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\f0fd5d38ffa54d8dfd6456c0b7a8664b.exe"
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\rGucnaAeGqFkx.exe"
C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\rGucnaAeGqFkx" /XML "C:\Users\Admin\AppData\Local\Temp\tmpD624.tmp"
C:\Users\Admin\AppData\Local\Temp\f0fd5d38ffa54d8dfd6456c0b7a8664b.exe
"C:\Users\Admin\AppData\Local\Temp\f0fd5d38ffa54d8dfd6456c0b7a8664b.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | https.myvnc.com | udp |
| NL | 192.121.102.242:9111 | https.myvnc.com | tcp |
| US | 8.8.8.8:53 | https.myvnc.com | udp |
Files
memory/376-54-0x0000000000950000-0x0000000000DE4000-memory.dmp
memory/376-55-0x00000000764C1000-0x00000000764C3000-memory.dmp
memory/376-56-0x00000000005A0000-0x00000000005AE000-memory.dmp
memory/376-57-0x0000000009CF0000-0x000000000A0CA000-memory.dmp
memory/1352-58-0x0000000000000000-mapping.dmp
memory/1780-60-0x0000000000000000-mapping.dmp
memory/1836-61-0x0000000000000000-mapping.dmp
C:\Users\Admin\AppData\Local\Temp\tmpD624.tmp
| MD5 | db859e33939e1d3f71f354b4de2d9ce1 |
| SHA1 | cae69c1ce0a74afc32c1abd38918e7e38cf93a8d |
| SHA256 | c3f9ff42c9bcedd8fa46a824f3bc979bcf1e81bff4f74d26245eac32a852cdbd |
| SHA512 | 188d7356d77b0f7d07ebf5d1a1f97cb81be5adcc8bfe2f9e4341bc705e3b31d3e95bfb22a751b6651f77309cae10736ad4e4c0fd0db6690047396d897fc83408 |
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms
| MD5 | 1be8301f3fe6d9c8632b565855a60f22 |
| SHA1 | 02785613b6cc3b3e2794ad004ceae76ffa2a6eb6 |
| SHA256 | 357c3b078aa8ddefa354f97ce67113652a592303e222726858cdb575097f9bdb |
| SHA512 | 516c6d8a314cf40bb64b8b9c2ba88345a8415a39cff02e48f19bdd58e83f53710c66958aec1281173d15d5f08c53a9903832bf06584d710b3fc2448e1d612670 |
memory/376-65-0x0000000002310000-0x0000000002316000-memory.dmp
memory/376-66-0x000000000BBA0000-0x000000000BF72000-memory.dmp
memory/1352-67-0x000000006E660000-0x000000006EC0B000-memory.dmp
memory/1780-68-0x000000006E660000-0x000000006EC0B000-memory.dmp
memory/1460-69-0x0000000000400000-0x00000000007CE000-memory.dmp
memory/1460-70-0x0000000000400000-0x00000000007CE000-memory.dmp
memory/1460-72-0x0000000000400000-0x00000000007CE000-memory.dmp
memory/1460-74-0x0000000000400000-0x00000000007CE000-memory.dmp
memory/1460-76-0x0000000000400000-0x00000000007CE000-memory.dmp
memory/1460-78-0x0000000000400000-0x00000000007CE000-memory.dmp
memory/1460-79-0x0000000000400000-0x00000000007CE000-memory.dmp
memory/1460-81-0x0000000000400000-0x00000000007CE000-memory.dmp
memory/1460-82-0x000000000068A488-mapping.dmp
memory/1460-84-0x0000000000400000-0x00000000007CE000-memory.dmp
memory/1460-86-0x0000000000400000-0x00000000007CE000-memory.dmp