Analysis Overview
SHA256
ac1f09d0a797d231ac40d98c74851efbb1325d8c6351ddc251e0369c2f20c0ac
Threat Level: Known bad
The file ac1f09d0a797d231ac40d98c74851efbb1325d8c6351ddc251e0369c2f20c0ac was found to be: Known bad.
Malicious Activity Summary
Darkcomet
UPX dump on OEP (original entry point)
UPX packed file
Executes dropped EXE
Loads dropped DLL
Adds Run key to start application
Suspicious use of SetThreadContext
Program crash
Enumerates physical storage devices
Unsigned PE
Suspicious use of SetWindowsHookEx
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
MITRE ATT&CK Matrix V13
Analysis: static1
Detonation Overview
Reported
2024-04-23 02:19
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
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Analysis: behavioral1
Detonation Overview
Submitted
2024-04-23 02:19
Reported
2024-04-23 02:21
Platform
win7-20240221-en
Max time kernel
150s
Max time network
119s
Command Line
Signatures
Darkcomet
UPX dump on OEP (original entry point)
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Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\Xpers\Gpers.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\Xpers\Gpers.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\Xpers\Gpers.exe | N/A |
Loads dropped DLL
UPX packed file
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Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000\Software\Microsoft\Windows\CurrentVersion\Run\Support GFX = "C:\\Users\\Admin\\AppData\\Roaming\\Xpers\\Gpers.exe" | C:\Windows\SysWOW64\reg.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 2976 set thread context of 2300 | N/A | C:\Users\Admin\AppData\Local\Temp\ac1f09d0a797d231ac40d98c74851efbb1325d8c6351ddc251e0369c2f20c0ac.exe | C:\Users\Admin\AppData\Local\Temp\ac1f09d0a797d231ac40d98c74851efbb1325d8c6351ddc251e0369c2f20c0ac.exe |
| PID 2616 set thread context of 2508 | N/A | C:\Users\Admin\AppData\Roaming\Xpers\Gpers.exe | C:\Users\Admin\AppData\Roaming\Xpers\Gpers.exe |
| PID 2616 set thread context of 2248 | N/A | C:\Users\Admin\AppData\Roaming\Xpers\Gpers.exe | C:\Users\Admin\AppData\Roaming\Xpers\Gpers.exe |
Enumerates physical storage devices
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\ac1f09d0a797d231ac40d98c74851efbb1325d8c6351ddc251e0369c2f20c0ac.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\ac1f09d0a797d231ac40d98c74851efbb1325d8c6351ddc251e0369c2f20c0ac.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\Xpers\Gpers.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\Xpers\Gpers.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\Xpers\Gpers.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\ac1f09d0a797d231ac40d98c74851efbb1325d8c6351ddc251e0369c2f20c0ac.exe
"C:\Users\Admin\AppData\Local\Temp\ac1f09d0a797d231ac40d98c74851efbb1325d8c6351ddc251e0369c2f20c0ac.exe"
C:\Users\Admin\AppData\Local\Temp\ac1f09d0a797d231ac40d98c74851efbb1325d8c6351ddc251e0369c2f20c0ac.exe
"C:\Users\Admin\AppData\Local\Temp\ac1f09d0a797d231ac40d98c74851efbb1325d8c6351ddc251e0369c2f20c0ac.exe"
C:\Windows\SysWOW64\cmd.exe
cmd /c ""C:\Users\Admin\AppData\Local\Temp\QDFAA.bat" "
C:\Windows\SysWOW64\reg.exe
REG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /v "Support GFX" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Xpers\Gpers.exe" /f
C:\Users\Admin\AppData\Roaming\Xpers\Gpers.exe
"C:\Users\Admin\AppData\Roaming\Xpers\Gpers.exe"
C:\Users\Admin\AppData\Roaming\Xpers\Gpers.exe
"C:\Users\Admin\AppData\Roaming\Xpers\Gpers.exe"
C:\Users\Admin\AppData\Roaming\Xpers\Gpers.exe
"C:\Users\Admin\AppData\Roaming\Xpers\Gpers.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | betclock.zapto.org | udp |
Files
memory/2976-2-0x0000000000400000-0x0000000000453000-memory.dmp
memory/2300-3-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2300-5-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2300-7-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2300-9-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
memory/2300-11-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2976-13-0x0000000000400000-0x0000000000453000-memory.dmp
memory/2300-14-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2300-17-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2300-16-0x0000000000400000-0x0000000000410000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\QDFAA.bat
| MD5 | 1967df2848438f32a1572914428221ae |
| SHA1 | cd88b3e8351f3685c22a2db7f67e5b9b2777fa13 |
| SHA256 | 1236575bc8ddb8a9e4509ce7491a67ca57c14c9f1a5bed19e23e4bd721a99574 |
| SHA512 | b16afa9bd878c4ddfccc6765c25e2774e3e1b9a65c06f18de1a048ea73e110aa41ffd4fb0d24ce3c13c792766e273459b3217a0275ea652646b648d9c6bf6dd3 |
\Users\Admin\AppData\Roaming\Xpers\Gpers.exe
| MD5 | c12626b5146ef258948b949a966fea2f |
| SHA1 | 08737a905946a60ff1bcdab43ddce558be2e8f8b |
| SHA256 | 7283b05bd580e15af53017fd671056a44b43819176172eaff76e42d2318a0377 |
| SHA512 | 12d9e91671a1ca5e2bafad87a8b8c50b13e0fd1fbe15e28e7e9730a9660beabb8e3e53bb04ed7e40b6a8d661d531cb785324927f75dbabba172684f9b4894e93 |
memory/2616-60-0x0000000000400000-0x0000000000453000-memory.dmp
memory/2248-71-0x0000000000400000-0x00000000004B7000-memory.dmp
memory/2508-73-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2248-76-0x0000000000400000-0x00000000004B7000-memory.dmp
memory/2248-78-0x0000000000400000-0x00000000004B7000-memory.dmp
memory/2248-82-0x0000000000400000-0x00000000004B7000-memory.dmp
memory/2248-85-0x0000000000400000-0x00000000004B7000-memory.dmp
memory/2248-87-0x0000000000400000-0x00000000004B7000-memory.dmp
memory/2616-88-0x0000000000400000-0x0000000000453000-memory.dmp
memory/2300-89-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2248-91-0x0000000000400000-0x00000000004B7000-memory.dmp
memory/2248-92-0x0000000000400000-0x00000000004B7000-memory.dmp
memory/2248-94-0x0000000000260000-0x0000000000261000-memory.dmp
memory/2248-93-0x0000000000400000-0x00000000004B7000-memory.dmp
memory/2248-95-0x0000000000400000-0x00000000004B7000-memory.dmp
memory/2248-96-0x0000000000400000-0x00000000004B7000-memory.dmp
memory/2508-97-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2248-98-0x0000000000400000-0x00000000004B7000-memory.dmp
memory/2248-100-0x0000000000400000-0x00000000004B7000-memory.dmp
memory/2248-101-0x0000000000400000-0x00000000004B7000-memory.dmp
memory/2248-103-0x0000000000400000-0x00000000004B7000-memory.dmp
memory/2248-105-0x0000000000400000-0x00000000004B7000-memory.dmp
memory/2248-107-0x0000000000400000-0x00000000004B7000-memory.dmp
memory/2248-109-0x0000000000400000-0x00000000004B7000-memory.dmp
memory/2248-111-0x0000000000400000-0x00000000004B7000-memory.dmp
memory/2248-113-0x0000000000400000-0x00000000004B7000-memory.dmp
memory/2248-115-0x0000000000400000-0x00000000004B7000-memory.dmp
memory/2248-117-0x0000000000400000-0x00000000004B7000-memory.dmp
memory/2248-119-0x0000000000400000-0x00000000004B7000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-04-23 02:19
Reported
2024-04-23 02:22
Platform
win10v2004-20240226-en
Max time kernel
142s
Max time network
150s
Command Line
Signatures
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\ac1f09d0a797d231ac40d98c74851efbb1325d8c6351ddc251e0369c2f20c0ac.exe |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\ac1f09d0a797d231ac40d98c74851efbb1325d8c6351ddc251e0369c2f20c0ac.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\ac1f09d0a797d231ac40d98c74851efbb1325d8c6351ddc251e0369c2f20c0ac.exe
"C:\Users\Admin\AppData\Local\Temp\ac1f09d0a797d231ac40d98c74851efbb1325d8c6351ddc251e0369c2f20c0ac.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 824 -ip 824
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 824 -s 464
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 --mojo-platform-channel-handle=3740 --field-trial-handle=2280,i,11703952675008463361,17436195144517971517,262144 --variations-seed-version /prefetch:8
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 13.86.106.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 72.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| GB | 23.44.234.16:80 | tcp | |
| US | 8.8.8.8:53 | 103.169.127.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 198.187.3.20.in-addr.arpa | udp |
| US | 13.107.253.64:443 | tcp | |
| US | 8.8.8.8:53 | 24.139.73.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 159.113.53.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.221.184.93.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 23.236.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 154.141.79.40.in-addr.arpa | udp |
Files
memory/824-2-0x0000000000400000-0x0000000000453000-memory.dmp
memory/824-3-0x0000000000400000-0x0000000000453000-memory.dmp
memory/824-4-0x0000000000400000-0x0000000000453000-memory.dmp