Analysis
-
max time kernel
120s -
max time network
16s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
31-12-2024 06:59
Behavioral task
behavioral1
Sample
83d5e26914deb2da2844a2d7a8236d7ee09d94aaf0f9a57f426d9074d5e6a7ab.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
83d5e26914deb2da2844a2d7a8236d7ee09d94aaf0f9a57f426d9074d5e6a7ab.exe
Resource
win10v2004-20241007-en
General
-
Target
83d5e26914deb2da2844a2d7a8236d7ee09d94aaf0f9a57f426d9074d5e6a7ab.exe
-
Size
90KB
-
MD5
33580792fc42c9d3de47ebbc1c858198
-
SHA1
eaea11491569b11adf9893dd111f452035e36af6
-
SHA256
83d5e26914deb2da2844a2d7a8236d7ee09d94aaf0f9a57f426d9074d5e6a7ab
-
SHA512
7ca1fe33d0f937ae8b6b594b1e404e6f7c6f29e465d0855b813fe86c6c891a40a8e6aa21fbd22f295fe4eaf34797a7c72396f82fec6d07e37513980c6333d9a6
-
SSDEEP
1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDh:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE3f
Malware Config
Signatures
-
ModiLoader, DBatLoader
ModiLoader is a Delphi loader that misuses cloud services to download other malicious families.
-
Modiloader family
-
ModiLoader Second Stage 1 IoCs
resource yara_rule behavioral1/memory/1328-267-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 -
Executes dropped EXE 3 IoCs
pid Process 2960 csrsll.exe 1956 csrsll.exe 1328 csrsll.exe -
Loads dropped DLL 5 IoCs
pid Process 1672 83d5e26914deb2da2844a2d7a8236d7ee09d94aaf0f9a57f426d9074d5e6a7ab.exe 1672 83d5e26914deb2da2844a2d7a8236d7ee09d94aaf0f9a57f426d9074d5e6a7ab.exe 1672 83d5e26914deb2da2844a2d7a8236d7ee09d94aaf0f9a57f426d9074d5e6a7ab.exe 1672 83d5e26914deb2da2844a2d7a8236d7ee09d94aaf0f9a57f426d9074d5e6a7ab.exe 1672 83d5e26914deb2da2844a2d7a8236d7ee09d94aaf0f9a57f426d9074d5e6a7ab.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Windows\CurrentVersion\Run\Win Pdf = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\csrsll.exe" reg.exe -
Suspicious use of SetThreadContext 3 IoCs
description pid Process procid_target PID 2884 set thread context of 1672 2884 83d5e26914deb2da2844a2d7a8236d7ee09d94aaf0f9a57f426d9074d5e6a7ab.exe 30 PID 2960 set thread context of 1956 2960 csrsll.exe 35 PID 2960 set thread context of 1328 2960 csrsll.exe 36 -
resource yara_rule behavioral1/memory/2884-0-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2884-26-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2884-93-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2884-90-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2884-83-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2884-80-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2884-79-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1672-98-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1672-103-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1672-110-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1672-108-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1672-107-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2884-106-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1672-96-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/files/0x000c000000012029-135.dat upx behavioral1/memory/2960-156-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1672-157-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2960-215-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1328-253-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral1/memory/1672-261-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2960-255-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1672-250-0x0000000003170000-0x00000000031C3000-memory.dmp upx behavioral1/memory/1956-264-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1328-267-0x0000000000400000-0x0000000000414000-memory.dmp upx -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
System Location Discovery: System Language Discovery 1 TTPs 7 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language csrsll.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language csrsll.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 83d5e26914deb2da2844a2d7a8236d7ee09d94aaf0f9a57f426d9074d5e6a7ab.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 83d5e26914deb2da2844a2d7a8236d7ee09d94aaf0f9a57f426d9074d5e6a7ab.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language reg.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language csrsll.exe -
Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeDebugPrivilege 1956 csrsll.exe Token: SeDebugPrivilege 1956 csrsll.exe Token: SeDebugPrivilege 1956 csrsll.exe Token: SeDebugPrivilege 1956 csrsll.exe Token: SeDebugPrivilege 1956 csrsll.exe Token: SeDebugPrivilege 1956 csrsll.exe Token: SeDebugPrivilege 1956 csrsll.exe Token: SeDebugPrivilege 1956 csrsll.exe Token: SeDebugPrivilege 1956 csrsll.exe Token: SeDebugPrivilege 1956 csrsll.exe Token: SeDebugPrivilege 1956 csrsll.exe Token: SeDebugPrivilege 1956 csrsll.exe Token: SeDebugPrivilege 1956 csrsll.exe Token: SeDebugPrivilege 1956 csrsll.exe Token: SeDebugPrivilege 1956 csrsll.exe Token: SeDebugPrivilege 1956 csrsll.exe Token: SeDebugPrivilege 1956 csrsll.exe Token: SeDebugPrivilege 1956 csrsll.exe Token: SeDebugPrivilege 1956 csrsll.exe Token: SeDebugPrivilege 1956 csrsll.exe Token: SeDebugPrivilege 1956 csrsll.exe Token: SeDebugPrivilege 1956 csrsll.exe Token: SeDebugPrivilege 1956 csrsll.exe Token: SeDebugPrivilege 1956 csrsll.exe Token: SeDebugPrivilege 1956 csrsll.exe Token: SeDebugPrivilege 1956 csrsll.exe Token: SeDebugPrivilege 1956 csrsll.exe Token: SeDebugPrivilege 1956 csrsll.exe Token: SeDebugPrivilege 1956 csrsll.exe Token: SeDebugPrivilege 1956 csrsll.exe Token: SeDebugPrivilege 1956 csrsll.exe Token: SeDebugPrivilege 1956 csrsll.exe Token: SeDebugPrivilege 1956 csrsll.exe Token: SeDebugPrivilege 1956 csrsll.exe Token: SeDebugPrivilege 1956 csrsll.exe Token: SeDebugPrivilege 1956 csrsll.exe Token: SeDebugPrivilege 1956 csrsll.exe Token: SeDebugPrivilege 1956 csrsll.exe Token: SeDebugPrivilege 1956 csrsll.exe Token: SeDebugPrivilege 1956 csrsll.exe Token: SeDebugPrivilege 1956 csrsll.exe Token: SeDebugPrivilege 1956 csrsll.exe Token: SeDebugPrivilege 1956 csrsll.exe Token: SeDebugPrivilege 1956 csrsll.exe Token: SeDebugPrivilege 1956 csrsll.exe Token: SeDebugPrivilege 1956 csrsll.exe Token: SeDebugPrivilege 1956 csrsll.exe Token: SeDebugPrivilege 1956 csrsll.exe Token: SeDebugPrivilege 1956 csrsll.exe Token: SeDebugPrivilege 1956 csrsll.exe Token: SeDebugPrivilege 1956 csrsll.exe Token: SeDebugPrivilege 1956 csrsll.exe Token: SeDebugPrivilege 1956 csrsll.exe Token: SeDebugPrivilege 1956 csrsll.exe Token: SeDebugPrivilege 1956 csrsll.exe Token: SeDebugPrivilege 1956 csrsll.exe Token: SeDebugPrivilege 1956 csrsll.exe Token: SeDebugPrivilege 1956 csrsll.exe Token: SeDebugPrivilege 1956 csrsll.exe Token: SeDebugPrivilege 1956 csrsll.exe Token: SeDebugPrivilege 1956 csrsll.exe Token: SeDebugPrivilege 1956 csrsll.exe Token: SeDebugPrivilege 1956 csrsll.exe Token: SeDebugPrivilege 1956 csrsll.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 2884 83d5e26914deb2da2844a2d7a8236d7ee09d94aaf0f9a57f426d9074d5e6a7ab.exe 1672 83d5e26914deb2da2844a2d7a8236d7ee09d94aaf0f9a57f426d9074d5e6a7ab.exe 2960 csrsll.exe 1956 csrsll.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 2884 wrote to memory of 1672 2884 83d5e26914deb2da2844a2d7a8236d7ee09d94aaf0f9a57f426d9074d5e6a7ab.exe 30 PID 2884 wrote to memory of 1672 2884 83d5e26914deb2da2844a2d7a8236d7ee09d94aaf0f9a57f426d9074d5e6a7ab.exe 30 PID 2884 wrote to memory of 1672 2884 83d5e26914deb2da2844a2d7a8236d7ee09d94aaf0f9a57f426d9074d5e6a7ab.exe 30 PID 2884 wrote to memory of 1672 2884 83d5e26914deb2da2844a2d7a8236d7ee09d94aaf0f9a57f426d9074d5e6a7ab.exe 30 PID 2884 wrote to memory of 1672 2884 83d5e26914deb2da2844a2d7a8236d7ee09d94aaf0f9a57f426d9074d5e6a7ab.exe 30 PID 2884 wrote to memory of 1672 2884 83d5e26914deb2da2844a2d7a8236d7ee09d94aaf0f9a57f426d9074d5e6a7ab.exe 30 PID 2884 wrote to memory of 1672 2884 83d5e26914deb2da2844a2d7a8236d7ee09d94aaf0f9a57f426d9074d5e6a7ab.exe 30 PID 2884 wrote to memory of 1672 2884 83d5e26914deb2da2844a2d7a8236d7ee09d94aaf0f9a57f426d9074d5e6a7ab.exe 30 PID 1672 wrote to memory of 2984 1672 83d5e26914deb2da2844a2d7a8236d7ee09d94aaf0f9a57f426d9074d5e6a7ab.exe 31 PID 1672 wrote to memory of 2984 1672 83d5e26914deb2da2844a2d7a8236d7ee09d94aaf0f9a57f426d9074d5e6a7ab.exe 31 PID 1672 wrote to memory of 2984 1672 83d5e26914deb2da2844a2d7a8236d7ee09d94aaf0f9a57f426d9074d5e6a7ab.exe 31 PID 1672 wrote to memory of 2984 1672 83d5e26914deb2da2844a2d7a8236d7ee09d94aaf0f9a57f426d9074d5e6a7ab.exe 31 PID 2984 wrote to memory of 2772 2984 cmd.exe 33 PID 2984 wrote to memory of 2772 2984 cmd.exe 33 PID 2984 wrote to memory of 2772 2984 cmd.exe 33 PID 2984 wrote to memory of 2772 2984 cmd.exe 33 PID 1672 wrote to memory of 2960 1672 83d5e26914deb2da2844a2d7a8236d7ee09d94aaf0f9a57f426d9074d5e6a7ab.exe 34 PID 1672 wrote to memory of 2960 1672 83d5e26914deb2da2844a2d7a8236d7ee09d94aaf0f9a57f426d9074d5e6a7ab.exe 34 PID 1672 wrote to memory of 2960 1672 83d5e26914deb2da2844a2d7a8236d7ee09d94aaf0f9a57f426d9074d5e6a7ab.exe 34 PID 1672 wrote to memory of 2960 1672 83d5e26914deb2da2844a2d7a8236d7ee09d94aaf0f9a57f426d9074d5e6a7ab.exe 34 PID 2960 wrote to memory of 1956 2960 csrsll.exe 35 PID 2960 wrote to memory of 1956 2960 csrsll.exe 35 PID 2960 wrote to memory of 1956 2960 csrsll.exe 35 PID 2960 wrote to memory of 1956 2960 csrsll.exe 35 PID 2960 wrote to memory of 1956 2960 csrsll.exe 35 PID 2960 wrote to memory of 1956 2960 csrsll.exe 35 PID 2960 wrote to memory of 1956 2960 csrsll.exe 35 PID 2960 wrote to memory of 1956 2960 csrsll.exe 35 PID 2960 wrote to memory of 1328 2960 csrsll.exe 36 PID 2960 wrote to memory of 1328 2960 csrsll.exe 36 PID 2960 wrote to memory of 1328 2960 csrsll.exe 36 PID 2960 wrote to memory of 1328 2960 csrsll.exe 36 PID 2960 wrote to memory of 1328 2960 csrsll.exe 36 PID 2960 wrote to memory of 1328 2960 csrsll.exe 36 PID 2960 wrote to memory of 1328 2960 csrsll.exe 36 PID 2960 wrote to memory of 1328 2960 csrsll.exe 36
Processes
-
C:\Users\Admin\AppData\Local\Temp\83d5e26914deb2da2844a2d7a8236d7ee09d94aaf0f9a57f426d9074d5e6a7ab.exe"C:\Users\Admin\AppData\Local\Temp\83d5e26914deb2da2844a2d7a8236d7ee09d94aaf0f9a57f426d9074d5e6a7ab.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2884 -
C:\Users\Admin\AppData\Local\Temp\83d5e26914deb2da2844a2d7a8236d7ee09d94aaf0f9a57f426d9074d5e6a7ab.exe"C:\Users\Admin\AppData\Local\Temp\83d5e26914deb2da2844a2d7a8236d7ee09d94aaf0f9a57f426d9074d5e6a7ab.exe"2⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1672 -
C:\Windows\SysWOW64\cmd.execmd /c ""C:\Users\Admin\AppData\Local\Temp\MANYV.bat" "3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2984 -
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
- System Location Discovery: System Language Discovery
PID:2772
-
-
-
C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe"C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe"3⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2960 -
C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe"C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe"4⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:1956
-
-
C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe"C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe"4⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:1328
-
-
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
145B
MD54eb61ec7816c34ec8c125acadc57ec1b
SHA1b0015cc865c0bb1a027be663027d3829401a31cc
SHA25608375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff
SHA512f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1
-
Filesize
90KB
MD5788a573577dfb4c0c7ec12816f422f28
SHA1da72edd5c0c64abb766af5d997b3b9b165fecf2e
SHA2566f7e8f5276e58459b50cd1544cbc692c48a59dd20cf4248286220afac105c8ea
SHA5121a54de48964c3bee8f6297a00fba1f185d42a6270e5b1c9941df67b20a83e9f25019d8eef418501effee96c083496944f8eb50ec0d3e0604b8cf273f0351026f