Analysis
-
max time kernel
149s -
max time network
123s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
08-05-2024 11:09
Behavioral task
behavioral1
Sample
792902076bf2920b4dafb5f7c18288b0_NEIKI.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
792902076bf2920b4dafb5f7c18288b0_NEIKI.exe
Resource
win10v2004-20240419-en
General
-
Target
792902076bf2920b4dafb5f7c18288b0_NEIKI.exe
-
Size
90KB
-
MD5
792902076bf2920b4dafb5f7c18288b0
-
SHA1
84d51ef5e4323f7e4840494ba58f961c93b15fc6
-
SHA256
fd7fdaf361cff0166ac2423a63743a399a620822feeee1642dad2483c5589616
-
SHA512
160dfe7f8911e255d3e074ce7c78431370d8927d7a178332b2222207e43b56c27295ebfdfbc09499f7fadac269a8a2abfa854a685f70453dec32497f8e7783a1
-
SSDEEP
1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDK:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE3Y
Malware Config
Signatures
-
ModiLoader, DBatLoader
ModiLoader is a Delphi loader that misuses cloud services to download other malicious families.
-
ModiLoader Second Stage 1 IoCs
Processes:
resource yara_rule behavioral1/memory/1476-261-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 -
Executes dropped EXE 3 IoCs
Processes:
csrsll.execsrsll.execsrsll.exepid process 1980 csrsll.exe 772 csrsll.exe 1476 csrsll.exe -
Loads dropped DLL 5 IoCs
Processes:
792902076bf2920b4dafb5f7c18288b0_NEIKI.exepid process 2520 792902076bf2920b4dafb5f7c18288b0_NEIKI.exe 2520 792902076bf2920b4dafb5f7c18288b0_NEIKI.exe 2520 792902076bf2920b4dafb5f7c18288b0_NEIKI.exe 2520 792902076bf2920b4dafb5f7c18288b0_NEIKI.exe 2520 792902076bf2920b4dafb5f7c18288b0_NEIKI.exe -
Processes:
resource yara_rule behavioral1/memory/1228-0-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1228-79-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1228-92-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1228-89-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1228-82-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1228-78-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2520-97-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2520-101-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2520-95-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1228-107-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2520-104-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2520-106-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2520-105-0x0000000000400000-0x000000000040B000-memory.dmp upx \Users\Admin\AppData\Roaming\Microsoft\csrsll.exe upx behavioral1/memory/1980-151-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1980-239-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1476-245-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral1/memory/2520-253-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1980-248-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/772-260-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1476-261-0x0000000000400000-0x0000000000414000-memory.dmp upx -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
reg.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Windows\CurrentVersion\Run\Win Pdf = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\csrsll.exe" reg.exe -
Suspicious use of SetThreadContext 3 IoCs
Processes:
792902076bf2920b4dafb5f7c18288b0_NEIKI.execsrsll.exedescription pid process target process PID 1228 set thread context of 2520 1228 792902076bf2920b4dafb5f7c18288b0_NEIKI.exe 792902076bf2920b4dafb5f7c18288b0_NEIKI.exe PID 1980 set thread context of 772 1980 csrsll.exe csrsll.exe PID 1980 set thread context of 1476 1980 csrsll.exe csrsll.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
Suspicious use of AdjustPrivilegeToken 64 IoCs
Processes:
csrsll.exedescription pid process Token: SeDebugPrivilege 772 csrsll.exe Token: SeDebugPrivilege 772 csrsll.exe Token: SeDebugPrivilege 772 csrsll.exe Token: SeDebugPrivilege 772 csrsll.exe Token: SeDebugPrivilege 772 csrsll.exe Token: SeDebugPrivilege 772 csrsll.exe Token: SeDebugPrivilege 772 csrsll.exe Token: SeDebugPrivilege 772 csrsll.exe Token: SeDebugPrivilege 772 csrsll.exe Token: SeDebugPrivilege 772 csrsll.exe Token: SeDebugPrivilege 772 csrsll.exe Token: SeDebugPrivilege 772 csrsll.exe Token: SeDebugPrivilege 772 csrsll.exe Token: SeDebugPrivilege 772 csrsll.exe Token: SeDebugPrivilege 772 csrsll.exe Token: SeDebugPrivilege 772 csrsll.exe Token: SeDebugPrivilege 772 csrsll.exe Token: SeDebugPrivilege 772 csrsll.exe Token: SeDebugPrivilege 772 csrsll.exe Token: SeDebugPrivilege 772 csrsll.exe Token: SeDebugPrivilege 772 csrsll.exe Token: SeDebugPrivilege 772 csrsll.exe Token: SeDebugPrivilege 772 csrsll.exe Token: SeDebugPrivilege 772 csrsll.exe Token: SeDebugPrivilege 772 csrsll.exe Token: SeDebugPrivilege 772 csrsll.exe Token: SeDebugPrivilege 772 csrsll.exe Token: SeDebugPrivilege 772 csrsll.exe Token: SeDebugPrivilege 772 csrsll.exe Token: SeDebugPrivilege 772 csrsll.exe Token: SeDebugPrivilege 772 csrsll.exe Token: SeDebugPrivilege 772 csrsll.exe Token: SeDebugPrivilege 772 csrsll.exe Token: SeDebugPrivilege 772 csrsll.exe Token: SeDebugPrivilege 772 csrsll.exe Token: SeDebugPrivilege 772 csrsll.exe Token: SeDebugPrivilege 772 csrsll.exe Token: SeDebugPrivilege 772 csrsll.exe Token: SeDebugPrivilege 772 csrsll.exe Token: SeDebugPrivilege 772 csrsll.exe Token: SeDebugPrivilege 772 csrsll.exe Token: SeDebugPrivilege 772 csrsll.exe Token: SeDebugPrivilege 772 csrsll.exe Token: SeDebugPrivilege 772 csrsll.exe Token: SeDebugPrivilege 772 csrsll.exe Token: SeDebugPrivilege 772 csrsll.exe Token: SeDebugPrivilege 772 csrsll.exe Token: SeDebugPrivilege 772 csrsll.exe Token: SeDebugPrivilege 772 csrsll.exe Token: SeDebugPrivilege 772 csrsll.exe Token: SeDebugPrivilege 772 csrsll.exe Token: SeDebugPrivilege 772 csrsll.exe Token: SeDebugPrivilege 772 csrsll.exe Token: SeDebugPrivilege 772 csrsll.exe Token: SeDebugPrivilege 772 csrsll.exe Token: SeDebugPrivilege 772 csrsll.exe Token: SeDebugPrivilege 772 csrsll.exe Token: SeDebugPrivilege 772 csrsll.exe Token: SeDebugPrivilege 772 csrsll.exe Token: SeDebugPrivilege 772 csrsll.exe Token: SeDebugPrivilege 772 csrsll.exe Token: SeDebugPrivilege 772 csrsll.exe Token: SeDebugPrivilege 772 csrsll.exe Token: SeDebugPrivilege 772 csrsll.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
Processes:
792902076bf2920b4dafb5f7c18288b0_NEIKI.exe792902076bf2920b4dafb5f7c18288b0_NEIKI.execsrsll.execsrsll.exepid process 1228 792902076bf2920b4dafb5f7c18288b0_NEIKI.exe 2520 792902076bf2920b4dafb5f7c18288b0_NEIKI.exe 1980 csrsll.exe 772 csrsll.exe -
Suspicious use of WriteProcessMemory 36 IoCs
Processes:
792902076bf2920b4dafb5f7c18288b0_NEIKI.exe792902076bf2920b4dafb5f7c18288b0_NEIKI.execmd.execsrsll.exedescription pid process target process PID 1228 wrote to memory of 2520 1228 792902076bf2920b4dafb5f7c18288b0_NEIKI.exe 792902076bf2920b4dafb5f7c18288b0_NEIKI.exe PID 1228 wrote to memory of 2520 1228 792902076bf2920b4dafb5f7c18288b0_NEIKI.exe 792902076bf2920b4dafb5f7c18288b0_NEIKI.exe PID 1228 wrote to memory of 2520 1228 792902076bf2920b4dafb5f7c18288b0_NEIKI.exe 792902076bf2920b4dafb5f7c18288b0_NEIKI.exe PID 1228 wrote to memory of 2520 1228 792902076bf2920b4dafb5f7c18288b0_NEIKI.exe 792902076bf2920b4dafb5f7c18288b0_NEIKI.exe PID 1228 wrote to memory of 2520 1228 792902076bf2920b4dafb5f7c18288b0_NEIKI.exe 792902076bf2920b4dafb5f7c18288b0_NEIKI.exe PID 1228 wrote to memory of 2520 1228 792902076bf2920b4dafb5f7c18288b0_NEIKI.exe 792902076bf2920b4dafb5f7c18288b0_NEIKI.exe PID 1228 wrote to memory of 2520 1228 792902076bf2920b4dafb5f7c18288b0_NEIKI.exe 792902076bf2920b4dafb5f7c18288b0_NEIKI.exe PID 1228 wrote to memory of 2520 1228 792902076bf2920b4dafb5f7c18288b0_NEIKI.exe 792902076bf2920b4dafb5f7c18288b0_NEIKI.exe PID 2520 wrote to memory of 2764 2520 792902076bf2920b4dafb5f7c18288b0_NEIKI.exe cmd.exe PID 2520 wrote to memory of 2764 2520 792902076bf2920b4dafb5f7c18288b0_NEIKI.exe cmd.exe PID 2520 wrote to memory of 2764 2520 792902076bf2920b4dafb5f7c18288b0_NEIKI.exe cmd.exe PID 2520 wrote to memory of 2764 2520 792902076bf2920b4dafb5f7c18288b0_NEIKI.exe cmd.exe PID 2764 wrote to memory of 1020 2764 cmd.exe reg.exe PID 2764 wrote to memory of 1020 2764 cmd.exe reg.exe PID 2764 wrote to memory of 1020 2764 cmd.exe reg.exe PID 2764 wrote to memory of 1020 2764 cmd.exe reg.exe PID 2520 wrote to memory of 1980 2520 792902076bf2920b4dafb5f7c18288b0_NEIKI.exe csrsll.exe PID 2520 wrote to memory of 1980 2520 792902076bf2920b4dafb5f7c18288b0_NEIKI.exe csrsll.exe PID 2520 wrote to memory of 1980 2520 792902076bf2920b4dafb5f7c18288b0_NEIKI.exe csrsll.exe PID 2520 wrote to memory of 1980 2520 792902076bf2920b4dafb5f7c18288b0_NEIKI.exe csrsll.exe PID 1980 wrote to memory of 772 1980 csrsll.exe csrsll.exe PID 1980 wrote to memory of 772 1980 csrsll.exe csrsll.exe PID 1980 wrote to memory of 772 1980 csrsll.exe csrsll.exe PID 1980 wrote to memory of 772 1980 csrsll.exe csrsll.exe PID 1980 wrote to memory of 772 1980 csrsll.exe csrsll.exe PID 1980 wrote to memory of 772 1980 csrsll.exe csrsll.exe PID 1980 wrote to memory of 772 1980 csrsll.exe csrsll.exe PID 1980 wrote to memory of 772 1980 csrsll.exe csrsll.exe PID 1980 wrote to memory of 1476 1980 csrsll.exe csrsll.exe PID 1980 wrote to memory of 1476 1980 csrsll.exe csrsll.exe PID 1980 wrote to memory of 1476 1980 csrsll.exe csrsll.exe PID 1980 wrote to memory of 1476 1980 csrsll.exe csrsll.exe PID 1980 wrote to memory of 1476 1980 csrsll.exe csrsll.exe PID 1980 wrote to memory of 1476 1980 csrsll.exe csrsll.exe PID 1980 wrote to memory of 1476 1980 csrsll.exe csrsll.exe PID 1980 wrote to memory of 1476 1980 csrsll.exe csrsll.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\792902076bf2920b4dafb5f7c18288b0_NEIKI.exe"C:\Users\Admin\AppData\Local\Temp\792902076bf2920b4dafb5f7c18288b0_NEIKI.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1228 -
C:\Users\Admin\AppData\Local\Temp\792902076bf2920b4dafb5f7c18288b0_NEIKI.exe"C:\Users\Admin\AppData\Local\Temp\792902076bf2920b4dafb5f7c18288b0_NEIKI.exe"2⤵
- Loads dropped DLL
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2520 -
C:\Windows\SysWOW64\cmd.execmd /c ""C:\Users\Admin\AppData\Local\Temp\HGUBK.bat" "3⤵
- Suspicious use of WriteProcessMemory
PID:2764 -
C:\Windows\SysWOW64\reg.exeREG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /v "Win Pdf" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe" /f4⤵
- Adds Run key to start application
PID:1020 -
C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe"C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe"3⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1980 -
C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe"C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe"4⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:772 -
C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe"C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe"4⤵
- Executes dropped EXE
PID:1476
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
145B
MD54eb61ec7816c34ec8c125acadc57ec1b
SHA1b0015cc865c0bb1a027be663027d3829401a31cc
SHA25608375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff
SHA512f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1
-
Filesize
90KB
MD53a8400a1767d1e406c024c8552d3622b
SHA1018aafabbb66b1e08f33d01171e5bd0b39615c2a
SHA2560f1588beb716ed738decf90555c3deb173390c9f3d81b38e1a62da6ccba94e3a
SHA5125d7d1e9eaab3ac1fb7013a8b54f32ca5899ef8881e25faaebdf9ff227e5ea0c16fb2d0971ba8a6e471d19fd8c8a95b31abdf9dfcc49964622d24cc6384495639