Analysis Overview
SHA256
79d309dcae873685245924766520ef95497e9f4054d9a6540bb0acec36c993ca
Threat Level: Shows suspicious behavior
The file 8c2ab7d7bd20f8a8b92dbe5779ac4320_NEIKI was found to be: Shows suspicious behavior.
Malicious Activity Summary
Loads dropped DLL
Reads user/profile data of web browsers
Executes dropped EXE
Deletes itself
Adds Run key to start application
Enumerates connected drives
Writes to the Master Boot Record (MBR)
Drops file in Program Files directory
Unsigned PE
Suspicious use of SetWindowsHookEx
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
Checks processor information in registry
Runs ping.exe
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-05-08 23:01
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-05-08 23:01
Reported
2024-05-08 23:04
Platform
win7-20240220-en
Max time kernel
142s
Max time network
154s
Command Line
Signatures
Deletes itself
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\pytgpksek.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\pytgpksek.exe | N/A |
| N/A | N/A | \??\c:\Program Files\qckno\yqqlaqtv.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\cmd.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\cmd.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\pytgpksek.exe | N/A |
| N/A | N/A | \??\c:\Program Files\qckno\yqqlaqtv.exe | N/A |
| N/A | N/A | \??\c:\Program Files\qckno\yqqlaqtv.exe | N/A |
| N/A | N/A | \??\c:\Program Files\qckno\yqqlaqtv.exe | N/A |
| N/A | N/A | \??\c:\Program Files\qckno\yqqlaqtv.exe | N/A |
Reads user/profile data of web browsers
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\VIEW = "c:\\Program Files\\qckno\\yqqlaqtv.exe \"c:\\Program Files\\qckno\\yqqlaqtv.dll\",Viewer" | \??\c:\Program Files\qckno\yqqlaqtv.exe | N/A |
Enumerates connected drives
Writes to the Master Boot Record (MBR)
| Description | Indicator | Process | Target |
| File opened for modification | \??\PHYSICALDRIVE0 | \??\c:\Program Files\qckno\yqqlaqtv.exe | N/A |
Drops file in Program Files directory
| Description | Indicator | Process | Target |
| File opened for modification | \??\c:\Program Files\qckno | C:\Users\Admin\AppData\Local\Temp\pytgpksek.exe | N/A |
| File created | \??\c:\Program Files\qckno\yqqlaqtv.dll | C:\Users\Admin\AppData\Local\Temp\pytgpksek.exe | N/A |
| File created | \??\c:\Program Files\qckno\yqqlaqtv.exe | C:\Users\Admin\AppData\Local\Temp\pytgpksek.exe | N/A |
| File opened for modification | \??\c:\Program Files\qckno\yqqlaqtv.exe | C:\Users\Admin\AppData\Local\Temp\pytgpksek.exe | N/A |
Checks processor information in registry
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString | \??\c:\Program Files\qckno\yqqlaqtv.exe | N/A |
| Key opened | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 | \??\c:\Program Files\qckno\yqqlaqtv.exe | N/A |
Runs ping.exe
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\PING.EXE | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | \??\c:\Program Files\qckno\yqqlaqtv.exe | N/A |
| N/A | N/A | \??\c:\Program Files\qckno\yqqlaqtv.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | \??\c:\Program Files\qckno\yqqlaqtv.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\8c2ab7d7bd20f8a8b92dbe5779ac4320_NEIKI.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\pytgpksek.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\8c2ab7d7bd20f8a8b92dbe5779ac4320_NEIKI.exe
"C:\Users\Admin\AppData\Local\Temp\8c2ab7d7bd20f8a8b92dbe5779ac4320_NEIKI.exe"
C:\Windows\SysWOW64\cmd.exe
cmd.exe /c ping 127.0.0.1 -n 2&C:\Users\Admin\AppData\Local\Temp\\pytgpksek.exe "C:\Users\Admin\AppData\Local\Temp\8c2ab7d7bd20f8a8b92dbe5779ac4320_NEIKI.exe"
C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1 -n 2
C:\Users\Admin\AppData\Local\Temp\pytgpksek.exe
C:\Users\Admin\AppData\Local\Temp\\pytgpksek.exe "C:\Users\Admin\AppData\Local\Temp\8c2ab7d7bd20f8a8b92dbe5779ac4320_NEIKI.exe"
\??\c:\Program Files\qckno\yqqlaqtv.exe
"c:\Program Files\qckno\yqqlaqtv.exe" "c:\Program Files\qckno\yqqlaqtv.dll",Viewer C:\Users\Admin\AppData\Local\Temp\pytgpksek.exe
Network
| Country | Destination | Domain | Proto |
| US | 98.126.40.20:803 | tcp | |
| US | 98.126.40.20:803 | tcp | |
| US | 98.126.40.18:3204 | tcp | |
| US | 98.126.40.19:805 | tcp | |
| US | 98.126.40.19:805 | tcp | |
| US | 98.126.40.19:805 | tcp | |
| US | 98.126.40.19:805 | tcp | |
| US | 98.126.40.18:3204 | tcp | |
| US | 98.126.40.18:3204 | tcp | |
| US | 98.126.40.18:3204 | tcp |
Files
C:\Users\Admin\AppData\Local\Temp\pytgpksek.exe
| MD5 | 878ef37d63fb79ffd74a33077c35a929 |
| SHA1 | 8ab5f569acb9198d7c2fc7078630a65763d986ef |
| SHA256 | 2610c737eaa959409eb8027be738022ccecc6b1a07c3fbc9aaaf0dbfc755337b |
| SHA512 | e442afde088fff7ea73cb0945058b84c0eac88a314bb49254af46ad64b878d182bfc9b4da3242213ef33f37d763c02124a475cef825698dd3d435276e3f4163f |
\Program Files\qckno\yqqlaqtv.exe
| MD5 | 51138beea3e2c21ec44d0932c71762a8 |
| SHA1 | 8939cf35447b22dd2c6e6f443446acc1bf986d58 |
| SHA256 | 5ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124 |
| SHA512 | 794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d |
\Program Files\qckno\yqqlaqtv.dll
| MD5 | e8abe635fd50b239950e4848c70affe2 |
| SHA1 | 23ec591f5bb62b0ff52b133d840432e15ddbb6a7 |
| SHA256 | db05a231197824043f5efa07bc89dea879075a687e0d3ffb760e2e1ab8c56a9d |
| SHA512 | e5c8a44e32bb8b54b49264d82fb545f9367837bd2f43395eb36459c5c7210686cdc240185b9d377b97ac46e9175644ce5ef0f8f734bee3889cd84ad9a785460b |
memory/2628-19-0x0000000010000000-0x0000000010033000-memory.dmp
memory/2628-18-0x0000000010000000-0x0000000010033000-memory.dmp
memory/2628-17-0x0000000010000000-0x0000000010033000-memory.dmp
memory/2628-20-0x0000000010000000-0x0000000010033000-memory.dmp
memory/2628-24-0x0000000010000000-0x0000000010033000-memory.dmp
memory/2628-25-0x0000000010000000-0x0000000010033000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-05-08 23:01
Reported
2024-05-08 23:04
Platform
win10v2004-20240508-en
Max time kernel
150s
Max time network
152s
Command Line
Signatures
Deletes itself
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\hzlvi.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\hzlvi.exe | N/A |
| N/A | N/A | \??\c:\Program Files\wsnzdf\onhs.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | \??\c:\Program Files\wsnzdf\onhs.exe | N/A |
Reads user/profile data of web browsers
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\VIEW = "c:\\Program Files\\wsnzdf\\onhs.exe \"c:\\Program Files\\wsnzdf\\onhsz.dll\",Viewer" | \??\c:\Program Files\wsnzdf\onhs.exe | N/A |
Enumerates connected drives
| Description | Indicator | Process | Target |
| File opened (read-only) | \??\j: | \??\c:\Program Files\wsnzdf\onhs.exe | N/A |
| File opened (read-only) | \??\s: | \??\c:\Program Files\wsnzdf\onhs.exe | N/A |
| File opened (read-only) | \??\u: | \??\c:\Program Files\wsnzdf\onhs.exe | N/A |
| File opened (read-only) | \??\l: | \??\c:\Program Files\wsnzdf\onhs.exe | N/A |
| File opened (read-only) | \??\m: | \??\c:\Program Files\wsnzdf\onhs.exe | N/A |
| File opened (read-only) | \??\n: | \??\c:\Program Files\wsnzdf\onhs.exe | N/A |
| File opened (read-only) | \??\p: | \??\c:\Program Files\wsnzdf\onhs.exe | N/A |
| File opened (read-only) | \??\r: | \??\c:\Program Files\wsnzdf\onhs.exe | N/A |
| File opened (read-only) | \??\b: | \??\c:\Program Files\wsnzdf\onhs.exe | N/A |
| File opened (read-only) | \??\e: | \??\c:\Program Files\wsnzdf\onhs.exe | N/A |
| File opened (read-only) | \??\g: | \??\c:\Program Files\wsnzdf\onhs.exe | N/A |
| File opened (read-only) | \??\h: | \??\c:\Program Files\wsnzdf\onhs.exe | N/A |
| File opened (read-only) | \??\i: | \??\c:\Program Files\wsnzdf\onhs.exe | N/A |
| File opened (read-only) | \??\o: | \??\c:\Program Files\wsnzdf\onhs.exe | N/A |
| File opened (read-only) | \??\w: | \??\c:\Program Files\wsnzdf\onhs.exe | N/A |
| File opened (read-only) | \??\x: | \??\c:\Program Files\wsnzdf\onhs.exe | N/A |
| File opened (read-only) | \??\y: | \??\c:\Program Files\wsnzdf\onhs.exe | N/A |
| File opened (read-only) | \??\z: | \??\c:\Program Files\wsnzdf\onhs.exe | N/A |
| File opened (read-only) | \??\a: | \??\c:\Program Files\wsnzdf\onhs.exe | N/A |
| File opened (read-only) | \??\k: | \??\c:\Program Files\wsnzdf\onhs.exe | N/A |
| File opened (read-only) | \??\q: | \??\c:\Program Files\wsnzdf\onhs.exe | N/A |
| File opened (read-only) | \??\t: | \??\c:\Program Files\wsnzdf\onhs.exe | N/A |
| File opened (read-only) | \??\v: | \??\c:\Program Files\wsnzdf\onhs.exe | N/A |
Writes to the Master Boot Record (MBR)
| Description | Indicator | Process | Target |
| File opened for modification | \??\PHYSICALDRIVE0 | \??\c:\Program Files\wsnzdf\onhs.exe | N/A |
Drops file in Program Files directory
| Description | Indicator | Process | Target |
| File created | \??\c:\Program Files\wsnzdf\onhsz.dll | C:\Users\Admin\AppData\Local\Temp\hzlvi.exe | N/A |
| File created | \??\c:\Program Files\wsnzdf\onhs.exe | C:\Users\Admin\AppData\Local\Temp\hzlvi.exe | N/A |
| File opened for modification | \??\c:\Program Files\wsnzdf\onhs.exe | C:\Users\Admin\AppData\Local\Temp\hzlvi.exe | N/A |
| File opened for modification | \??\c:\Program Files\wsnzdf | C:\Users\Admin\AppData\Local\Temp\hzlvi.exe | N/A |
Checks processor information in registry
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 | \??\c:\Program Files\wsnzdf\onhs.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString | \??\c:\Program Files\wsnzdf\onhs.exe | N/A |
Runs ping.exe
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\PING.EXE | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | \??\c:\Program Files\wsnzdf\onhs.exe | N/A |
| N/A | N/A | \??\c:\Program Files\wsnzdf\onhs.exe | N/A |
| N/A | N/A | \??\c:\Program Files\wsnzdf\onhs.exe | N/A |
| N/A | N/A | \??\c:\Program Files\wsnzdf\onhs.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | \??\c:\Program Files\wsnzdf\onhs.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\8c2ab7d7bd20f8a8b92dbe5779ac4320_NEIKI.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\hzlvi.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\8c2ab7d7bd20f8a8b92dbe5779ac4320_NEIKI.exe
"C:\Users\Admin\AppData\Local\Temp\8c2ab7d7bd20f8a8b92dbe5779ac4320_NEIKI.exe"
C:\Windows\SysWOW64\cmd.exe
cmd.exe /c ping 127.0.0.1 -n 2&C:\Users\Admin\AppData\Local\Temp\\hzlvi.exe "C:\Users\Admin\AppData\Local\Temp\8c2ab7d7bd20f8a8b92dbe5779ac4320_NEIKI.exe"
C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1 -n 2
C:\Users\Admin\AppData\Local\Temp\hzlvi.exe
C:\Users\Admin\AppData\Local\Temp\\hzlvi.exe "C:\Users\Admin\AppData\Local\Temp\8c2ab7d7bd20f8a8b92dbe5779ac4320_NEIKI.exe"
\??\c:\Program Files\wsnzdf\onhs.exe
"c:\Program Files\wsnzdf\onhs.exe" "c:\Program Files\wsnzdf\onhsz.dll",Viewer C:\Users\Admin\AppData\Local\Temp\hzlvi.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=3852,i,1067197275908310731,12785105794523264014,262144 --variations-seed-version --mojo-platform-channel-handle=4236 /prefetch:8
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 0.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 8.8.8.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 88.156.103.20.in-addr.arpa | udp |
| US | 98.126.40.20:803 | tcp | |
| US | 98.126.40.18:3204 | tcp | |
| US | 98.126.40.19:805 | tcp | |
| US | 98.126.40.19:805 | tcp | |
| US | 98.126.40.19:805 | tcp | |
| US | 8.8.8.8:53 | 29.243.111.52.in-addr.arpa | udp |
| US | 98.126.40.18:3204 | tcp | |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 98.126.40.18:3204 | tcp | |
| US | 98.126.40.18:3204 | tcp | |
| US | 98.126.40.18:3204 | tcp |
Files
C:\Users\Admin\AppData\Local\Temp\hzlvi.exe
| MD5 | 2a3ed2e57e92de0f36159c6ebb68d9cc |
| SHA1 | 77e423cfdb6be3f03636fb2c75b3abec9e51e2b5 |
| SHA256 | a91d4717bc7c5ea378352c7eb2d0544759454102e5f8b0909000738ab2b4c53b |
| SHA512 | 2f838291de1cc83b435d3ed3f956e0852a913652ec3378e328f29ab8c474dc5a6ceb5d5d1850e2c4f909fb397bab9e65936b0547c842ceff48e53faae40a0911 |
C:\Program Files\wsnzdf\onhs.exe
| MD5 | 889b99c52a60dd49227c5e485a016679 |
| SHA1 | 8fa889e456aa646a4d0a4349977430ce5fa5e2d7 |
| SHA256 | 6cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910 |
| SHA512 | 08933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641 |
\??\c:\Program Files\wsnzdf\onhsz.dll
| MD5 | 683787a6e2871504f342dd6231b8337e |
| SHA1 | d66240e1e4af115132463d5e9d3b4fb344d2807f |
| SHA256 | 2e892f22283ee9d4c11e99d020936a03d4d3519294a1e603a817ee9b401c7355 |
| SHA512 | c5dbea0a2874aaac7f5de774e992b8e1e5edf67e694723ac85cf2995ba68a6a9906ac7a3f43755d24becb4237ad6727ba29b10d3592fafe35bad25223e1f8a4b |
memory/3056-11-0x0000000010000000-0x0000000010033000-memory.dmp
memory/3056-12-0x0000000010000000-0x0000000010033000-memory.dmp
memory/3056-14-0x0000000010000000-0x0000000010033000-memory.dmp
memory/3056-16-0x0000000010000000-0x0000000010033000-memory.dmp