Analysis Overview
SHA256
f82eeba23c28d0b1f42714f9e22102caca5f280cbc34a274d456008e9cf65490
Threat Level: Known bad
The file f82eeba23c28d0b1f42714f9e22102caca5f280cbc34a274d456008e9cf65490 was found to be: Known bad.
Malicious Activity Summary
Remcos
Command and Scripting Interpreter: PowerShell
Checks computer location settings
Suspicious use of SetThreadContext
Program crash
Unsigned PE
Enumerates physical storage devices
Creates scheduled task(s)
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious behavior: EnumeratesProcesses
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-05-14 10:39
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-05-14 10:39
Reported
2024-05-14 10:41
Platform
win7-20240419-en
Max time kernel
121s
Max time network
121s
Command Line
Signatures
Remcos
Command and Scripting Interpreter: PowerShell
| Description | Indicator | Process | Target |
| 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 SetThreadContext
| Description | Indicator | Process | Target |
| PID 2116 set thread context of 2432 | N/A | C:\Users\Admin\AppData\Local\Temp\b2ae69e681c120901c4f5f839125d81b53eabd3f22c0a50547604c15d43a33f3.exe | C:\Users\Admin\AppData\Local\Temp\b2ae69e681c120901c4f5f839125d81b53eabd3f22c0a50547604c15d43a33f3.exe |
Enumerates physical storage devices
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\b2ae69e681c120901c4f5f839125d81b53eabd3f22c0a50547604c15d43a33f3.exe |
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:\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:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\b2ae69e681c120901c4f5f839125d81b53eabd3f22c0a50547604c15d43a33f3.exe
"C:\Users\Admin\AppData\Local\Temp\b2ae69e681c120901c4f5f839125d81b53eabd3f22c0a50547604c15d43a33f3.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\b2ae69e681c120901c4f5f839125d81b53eabd3f22c0a50547604c15d43a33f3.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\jGiHPUkzfFmtq.exe"
C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\jGiHPUkzfFmtq" /XML "C:\Users\Admin\AppData\Local\Temp\tmp427C.tmp"
C:\Users\Admin\AppData\Local\Temp\b2ae69e681c120901c4f5f839125d81b53eabd3f22c0a50547604c15d43a33f3.exe
"C:\Users\Admin\AppData\Local\Temp\b2ae69e681c120901c4f5f839125d81b53eabd3f22c0a50547604c15d43a33f3.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2432 -s 200
Network
Files
memory/2116-0-0x0000000073EAE000-0x0000000073EAF000-memory.dmp
memory/2116-1-0x0000000000070000-0x000000000016A000-memory.dmp
memory/2116-2-0x0000000073EA0000-0x000000007458E000-memory.dmp
memory/2116-3-0x0000000001F10000-0x0000000001F30000-memory.dmp
memory/2116-4-0x0000000001F40000-0x0000000001F50000-memory.dmp
memory/2116-5-0x0000000001F90000-0x0000000001FA6000-memory.dmp
memory/2116-6-0x00000000054C0000-0x0000000005580000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\tmp427C.tmp
| MD5 | b297c5011c728da46a6917e16361765d |
| SHA1 | f9e13f83ceb58820c7b7cd3817043d418c30bf6b |
| SHA256 | 684eddae805225f5cde96e2966c51bbf70486508c90ae226080b5c2fe3372136 |
| SHA512 | f1befcebf898584117a6107f4ffe168bd8c25103cd88175c56cc1332249aadf1f9a33e99526c72612d50d5013a717e447853c8dd06ba758629da292cb28acdb9 |
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\38YAGBQDH3V33MX228W5.temp
| MD5 | 431136fea2219e18d2dd44493cb47020 |
| SHA1 | 8b98a5611da5ea6758d2d033ebe2c0fe1689ad9d |
| SHA256 | c513593d7fc405da2c16a78a22721855cd36eccc37f02bed716f12bc3def45e2 |
| SHA512 | ff445ecb6de470285a6af0ea1316351652c0d233762af0ef24ca320bd9687e0aa06b5b5c52b83115b8704a9fa01d3ff34b6e8d08ac1df0bff5878337724645ce |
memory/2432-25-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2432-19-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2432-21-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2116-38-0x0000000073EA0000-0x000000007458E000-memory.dmp
memory/2432-37-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2432-36-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2432-35-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
memory/2432-33-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2432-31-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2432-29-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2432-27-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2432-23-0x0000000000400000-0x0000000000482000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-05-14 10:39
Reported
2024-05-14 10:41
Platform
win10v2004-20240508-en
Max time kernel
125s
Max time network
126s
Command Line
Signatures
Remcos
Command and Scripting Interpreter: PowerShell
| Description | Indicator | Process | Target |
| 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 |
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\b2ae69e681c120901c4f5f839125d81b53eabd3f22c0a50547604c15d43a33f3.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 4564 set thread context of 2644 | N/A | C:\Users\Admin\AppData\Local\Temp\b2ae69e681c120901c4f5f839125d81b53eabd3f22c0a50547604c15d43a33f3.exe | C:\Users\Admin\AppData\Local\Temp\b2ae69e681c120901c4f5f839125d81b53eabd3f22c0a50547604c15d43a33f3.exe |
Enumerates physical storage devices
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\b2ae69e681c120901c4f5f839125d81b53eabd3f22c0a50547604c15d43a33f3.exe |
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:\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:\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:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\b2ae69e681c120901c4f5f839125d81b53eabd3f22c0a50547604c15d43a33f3.exe
"C:\Users\Admin\AppData\Local\Temp\b2ae69e681c120901c4f5f839125d81b53eabd3f22c0a50547604c15d43a33f3.exe"
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --field-trial-handle=3976,i,10373433614523925616,13586256558317053467,262144 --variations-seed-version --mojo-platform-channel-handle=4104 /prefetch:8
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\b2ae69e681c120901c4f5f839125d81b53eabd3f22c0a50547604c15d43a33f3.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\jGiHPUkzfFmtq.exe"
C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\jGiHPUkzfFmtq" /XML "C:\Users\Admin\AppData\Local\Temp\tmp1DD4.tmp"
C:\Users\Admin\AppData\Local\Temp\b2ae69e681c120901c4f5f839125d81b53eabd3f22c0a50547604c15d43a33f3.exe
"C:\Users\Admin\AppData\Local\Temp\b2ae69e681c120901c4f5f839125d81b53eabd3f22c0a50547604c15d43a33f3.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 2644 -ip 2644
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2644 -s 560
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 23.159.190.20.in-addr.arpa | udp |
| NL | 23.62.61.99:443 | www.bing.com | tcp |
| US | 8.8.8.8:53 | 99.61.62.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.165.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 56.126.166.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 23.236.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 77.190.18.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 24.73.42.20.in-addr.arpa | udp |
Files
memory/4564-0-0x0000000074A1E000-0x0000000074A1F000-memory.dmp
memory/4564-1-0x0000000000750000-0x000000000084A000-memory.dmp
memory/4564-2-0x00000000057E0000-0x0000000005D84000-memory.dmp
memory/4564-3-0x0000000005230000-0x00000000052C2000-memory.dmp
memory/4564-4-0x0000000005D90000-0x00000000060E4000-memory.dmp
memory/4564-5-0x00000000054B0000-0x00000000054BA000-memory.dmp
memory/4564-6-0x0000000074A10000-0x00000000751C0000-memory.dmp
memory/4564-7-0x00000000055C0000-0x000000000565C000-memory.dmp
memory/4564-8-0x00000000068F0000-0x0000000006910000-memory.dmp
memory/4564-9-0x0000000006920000-0x0000000006930000-memory.dmp
memory/4564-10-0x0000000006930000-0x0000000006946000-memory.dmp
memory/4564-11-0x0000000006FD0000-0x0000000007090000-memory.dmp
memory/4580-16-0x0000000004C10000-0x0000000004C46000-memory.dmp
memory/4580-18-0x0000000005350000-0x0000000005978000-memory.dmp
memory/4580-17-0x0000000074A10000-0x00000000751C0000-memory.dmp
memory/4580-19-0x0000000074A10000-0x00000000751C0000-memory.dmp
memory/952-20-0x0000000074A10000-0x00000000751C0000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\tmp1DD4.tmp
| MD5 | c24dea24efd7736b9ba0ceea982566d2 |
| SHA1 | 0dbf97a2c557b92f591ee46b1a50cf4b4ac5412a |
| SHA256 | 8d3c76769dac22768f226937992a2e79750a859f7d5da1e9f8f75dfaba0cbf2b |
| SHA512 | c5c5e546f7773c51cc617d56063f721ca6bf0c88857bfce5412f65bae5f78cec4a58a21df8d9240359bd3e59e654e0916f02f445a86d138bb16d41d0cb989faf |
memory/952-24-0x00000000057C0000-0x0000000005826000-memory.dmp
memory/952-23-0x00000000056E0000-0x0000000005746000-memory.dmp
memory/4580-31-0x0000000074A10000-0x00000000751C0000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_du0r1w2h.sno.ps1
| MD5 | d17fe0a3f47be24a6453e9ef58c94641 |
| SHA1 | 6ab83620379fc69f80c0242105ddffd7d98d5d9d |
| SHA256 | 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7 |
| SHA512 | 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82 |
memory/952-25-0x0000000074A10000-0x00000000751C0000-memory.dmp
memory/952-22-0x0000000004F40000-0x0000000004F62000-memory.dmp
memory/952-45-0x0000000074A10000-0x00000000751C0000-memory.dmp
memory/2644-47-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2644-46-0x0000000000400000-0x0000000000482000-memory.dmp
memory/952-49-0x0000000005F00000-0x0000000005F1E000-memory.dmp
memory/4564-50-0x0000000074A10000-0x00000000751C0000-memory.dmp
memory/952-51-0x0000000005F90000-0x0000000005FDC000-memory.dmp
memory/952-53-0x00000000752C0000-0x000000007530C000-memory.dmp
memory/952-63-0x0000000006E70000-0x0000000006E8E000-memory.dmp
memory/952-64-0x0000000006EF0000-0x0000000006F93000-memory.dmp
memory/952-52-0x0000000006EB0000-0x0000000006EE2000-memory.dmp
memory/952-66-0x0000000007230000-0x000000000724A000-memory.dmp
memory/952-65-0x0000000007870000-0x0000000007EEA000-memory.dmp
memory/952-67-0x00000000072A0000-0x00000000072AA000-memory.dmp
memory/952-68-0x00000000074B0000-0x0000000007546000-memory.dmp
memory/4580-69-0x00000000752C0000-0x000000007530C000-memory.dmp
memory/952-79-0x0000000007430000-0x0000000007441000-memory.dmp
memory/952-80-0x0000000007460000-0x000000000746E000-memory.dmp
memory/952-81-0x0000000007470000-0x0000000007484000-memory.dmp
memory/4580-82-0x0000000007830000-0x000000000784A000-memory.dmp
memory/4580-83-0x0000000007810000-0x0000000007818000-memory.dmp
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
| MD5 | f164979ad7c17033bd79d73ad3fcb0db |
| SHA1 | f238cdeb258a810e328664367fb3fc5a13e45928 |
| SHA256 | 0def67bdf33279ca02f7619283bdafa564b89ce2958befb11d65123ec2037db6 |
| SHA512 | fdfda98a5583a3de0fd0c0031e40f762e766e620ce0ec6dfeab713a38acdb73d5da402de71806ea69a643a076d0fedaa49dce9fb4c5881ffcb15987ae71e45a1 |
C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log
| MD5 | 3d086a433708053f9bf9523e1d87a4e8 |
| SHA1 | b3ab5d4f282a4c8fe8c3005b8a557ed5a0e37f28 |
| SHA256 | 6f8fd1b8d9788ad54eaeee329232187e24b7b43393a01aeba2d6e9675231fb69 |
| SHA512 | 931ae42b4c68a4507ff2342332b08eb407050d47cf4176137ea022d0f6e513c689e998445a04c6d18d4877391705c586bfce0234632b898d41aaed0957996dfd |
memory/4580-89-0x0000000074A10000-0x00000000751C0000-memory.dmp
memory/952-90-0x0000000074A10000-0x00000000751C0000-memory.dmp