Analysis
-
max time kernel
149s -
max time network
120s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
24-05-2024 21:26
Behavioral task
behavioral1
Sample
4ba804fe87926e6e07adf034d5980feda79cd9b905125655706f0e6292be6374.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
4ba804fe87926e6e07adf034d5980feda79cd9b905125655706f0e6292be6374.exe
Resource
win10v2004-20240508-en
General
-
Target
4ba804fe87926e6e07adf034d5980feda79cd9b905125655706f0e6292be6374.exe
-
Size
90KB
-
MD5
2db6a8e8e4c9432aa90e83ef551de267
-
SHA1
109d89d39cfcc36fcaf0e4f2ebee1fb1a7354a0e
-
SHA256
4ba804fe87926e6e07adf034d5980feda79cd9b905125655706f0e6292be6374
-
SHA512
09340a05331f71a4adc7885f3a8f7ddd7e9525acd4dc49bad9ed6ccacfbc43bdd8c26334b054b64211e80fea7dfe04eaa8f3b526c9d8d8e184f78ca8fa883216
-
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.
-
Detects Windows executables referencing non-Windows User-Agents 2 IoCs
Processes:
resource yara_rule behavioral1/memory/1868-254-0x0000000000400000-0x0000000000414000-memory.dmp INDICATOR_SUSPICIOUS_EXE_NoneWindowsUA behavioral1/memory/1868-262-0x0000000000400000-0x0000000000414000-memory.dmp INDICATOR_SUSPICIOUS_EXE_NoneWindowsUA -
ModiLoader Second Stage 2 IoCs
Processes:
resource yara_rule behavioral1/memory/1868-254-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 behavioral1/memory/1868-262-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 -
UPX dump on OEP (original entry point) 21 IoCs
Processes:
resource yara_rule behavioral1/memory/2932-0-0x0000000000400000-0x0000000000453000-memory.dmp UPX behavioral1/memory/2932-78-0x0000000000400000-0x0000000000453000-memory.dmp UPX behavioral1/memory/2932-82-0x0000000000400000-0x0000000000453000-memory.dmp UPX behavioral1/memory/2932-92-0x0000000000400000-0x0000000000453000-memory.dmp UPX behavioral1/memory/2932-87-0x0000000000400000-0x0000000000453000-memory.dmp UPX behavioral1/memory/2932-81-0x0000000000400000-0x0000000000453000-memory.dmp UPX behavioral1/memory/2944-104-0x0000000000400000-0x000000000040B000-memory.dmp UPX behavioral1/memory/2944-103-0x0000000000400000-0x000000000040B000-memory.dmp UPX behavioral1/memory/2944-101-0x0000000000400000-0x000000000040B000-memory.dmp UPX behavioral1/memory/2944-97-0x0000000000400000-0x000000000040B000-memory.dmp UPX behavioral1/memory/2944-106-0x0000000000400000-0x000000000040B000-memory.dmp UPX behavioral1/memory/2932-108-0x0000000000400000-0x0000000000453000-memory.dmp UPX \Users\Admin\AppData\Roaming\Microsoft\csrsll.exe UPX behavioral1/memory/1592-152-0x0000000000400000-0x0000000000453000-memory.dmp UPX behavioral1/memory/2944-151-0x0000000002750000-0x00000000027A3000-memory.dmp UPX behavioral1/memory/1592-212-0x0000000000400000-0x0000000000453000-memory.dmp UPX behavioral1/memory/1868-254-0x0000000000400000-0x0000000000414000-memory.dmp UPX behavioral1/memory/2944-253-0x0000000000400000-0x000000000040B000-memory.dmp UPX behavioral1/memory/1592-247-0x0000000000400000-0x0000000000453000-memory.dmp UPX behavioral1/memory/1868-262-0x0000000000400000-0x0000000000414000-memory.dmp UPX behavioral1/memory/1040-261-0x0000000000400000-0x000000000040B000-memory.dmp UPX -
Executes dropped EXE 3 IoCs
Processes:
csrsll.execsrsll.execsrsll.exepid process 1592 csrsll.exe 1040 csrsll.exe 1868 csrsll.exe -
Loads dropped DLL 5 IoCs
Processes:
4ba804fe87926e6e07adf034d5980feda79cd9b905125655706f0e6292be6374.exepid process 2944 4ba804fe87926e6e07adf034d5980feda79cd9b905125655706f0e6292be6374.exe 2944 4ba804fe87926e6e07adf034d5980feda79cd9b905125655706f0e6292be6374.exe 2944 4ba804fe87926e6e07adf034d5980feda79cd9b905125655706f0e6292be6374.exe 2944 4ba804fe87926e6e07adf034d5980feda79cd9b905125655706f0e6292be6374.exe 2944 4ba804fe87926e6e07adf034d5980feda79cd9b905125655706f0e6292be6374.exe -
Processes:
resource yara_rule behavioral1/memory/2932-0-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2932-78-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2932-82-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2932-92-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2932-87-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2932-81-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2944-95-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2944-104-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2944-103-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2944-101-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2944-97-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2944-106-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2932-108-0x0000000000400000-0x0000000000453000-memory.dmp upx \Users\Admin\AppData\Roaming\Microsoft\csrsll.exe upx behavioral1/memory/1592-152-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2944-151-0x0000000002750000-0x00000000027A3000-memory.dmp upx behavioral1/memory/1592-212-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1868-254-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral1/memory/2944-253-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1592-247-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1868-262-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral1/memory/1040-261-0x0000000000400000-0x000000000040B000-memory.dmp upx -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
reg.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000\Software\Microsoft\Windows\CurrentVersion\Run\Win Pdf = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\csrsll.exe" reg.exe -
Suspicious use of SetThreadContext 3 IoCs
Processes:
4ba804fe87926e6e07adf034d5980feda79cd9b905125655706f0e6292be6374.execsrsll.exedescription pid process target process PID 2932 set thread context of 2944 2932 4ba804fe87926e6e07adf034d5980feda79cd9b905125655706f0e6292be6374.exe 4ba804fe87926e6e07adf034d5980feda79cd9b905125655706f0e6292be6374.exe PID 1592 set thread context of 1040 1592 csrsll.exe csrsll.exe PID 1592 set thread context of 1868 1592 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 1040 csrsll.exe Token: SeDebugPrivilege 1040 csrsll.exe Token: SeDebugPrivilege 1040 csrsll.exe Token: SeDebugPrivilege 1040 csrsll.exe Token: SeDebugPrivilege 1040 csrsll.exe Token: SeDebugPrivilege 1040 csrsll.exe Token: SeDebugPrivilege 1040 csrsll.exe Token: SeDebugPrivilege 1040 csrsll.exe Token: SeDebugPrivilege 1040 csrsll.exe Token: SeDebugPrivilege 1040 csrsll.exe Token: SeDebugPrivilege 1040 csrsll.exe Token: SeDebugPrivilege 1040 csrsll.exe Token: SeDebugPrivilege 1040 csrsll.exe Token: SeDebugPrivilege 1040 csrsll.exe Token: SeDebugPrivilege 1040 csrsll.exe Token: SeDebugPrivilege 1040 csrsll.exe Token: SeDebugPrivilege 1040 csrsll.exe Token: SeDebugPrivilege 1040 csrsll.exe Token: SeDebugPrivilege 1040 csrsll.exe Token: SeDebugPrivilege 1040 csrsll.exe Token: SeDebugPrivilege 1040 csrsll.exe Token: SeDebugPrivilege 1040 csrsll.exe Token: SeDebugPrivilege 1040 csrsll.exe Token: SeDebugPrivilege 1040 csrsll.exe Token: SeDebugPrivilege 1040 csrsll.exe Token: SeDebugPrivilege 1040 csrsll.exe Token: SeDebugPrivilege 1040 csrsll.exe Token: SeDebugPrivilege 1040 csrsll.exe Token: SeDebugPrivilege 1040 csrsll.exe Token: SeDebugPrivilege 1040 csrsll.exe Token: SeDebugPrivilege 1040 csrsll.exe Token: SeDebugPrivilege 1040 csrsll.exe Token: SeDebugPrivilege 1040 csrsll.exe Token: SeDebugPrivilege 1040 csrsll.exe Token: SeDebugPrivilege 1040 csrsll.exe Token: SeDebugPrivilege 1040 csrsll.exe Token: SeDebugPrivilege 1040 csrsll.exe Token: SeDebugPrivilege 1040 csrsll.exe Token: SeDebugPrivilege 1040 csrsll.exe Token: SeDebugPrivilege 1040 csrsll.exe Token: SeDebugPrivilege 1040 csrsll.exe Token: SeDebugPrivilege 1040 csrsll.exe Token: SeDebugPrivilege 1040 csrsll.exe Token: SeDebugPrivilege 1040 csrsll.exe Token: SeDebugPrivilege 1040 csrsll.exe Token: SeDebugPrivilege 1040 csrsll.exe Token: SeDebugPrivilege 1040 csrsll.exe Token: SeDebugPrivilege 1040 csrsll.exe Token: SeDebugPrivilege 1040 csrsll.exe Token: SeDebugPrivilege 1040 csrsll.exe Token: SeDebugPrivilege 1040 csrsll.exe Token: SeDebugPrivilege 1040 csrsll.exe Token: SeDebugPrivilege 1040 csrsll.exe Token: SeDebugPrivilege 1040 csrsll.exe Token: SeDebugPrivilege 1040 csrsll.exe Token: SeDebugPrivilege 1040 csrsll.exe Token: SeDebugPrivilege 1040 csrsll.exe Token: SeDebugPrivilege 1040 csrsll.exe Token: SeDebugPrivilege 1040 csrsll.exe Token: SeDebugPrivilege 1040 csrsll.exe Token: SeDebugPrivilege 1040 csrsll.exe Token: SeDebugPrivilege 1040 csrsll.exe Token: SeDebugPrivilege 1040 csrsll.exe Token: SeDebugPrivilege 1040 csrsll.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
Processes:
4ba804fe87926e6e07adf034d5980feda79cd9b905125655706f0e6292be6374.exe4ba804fe87926e6e07adf034d5980feda79cd9b905125655706f0e6292be6374.execsrsll.execsrsll.exepid process 2932 4ba804fe87926e6e07adf034d5980feda79cd9b905125655706f0e6292be6374.exe 2944 4ba804fe87926e6e07adf034d5980feda79cd9b905125655706f0e6292be6374.exe 1592 csrsll.exe 1040 csrsll.exe -
Suspicious use of WriteProcessMemory 36 IoCs
Processes:
4ba804fe87926e6e07adf034d5980feda79cd9b905125655706f0e6292be6374.exe4ba804fe87926e6e07adf034d5980feda79cd9b905125655706f0e6292be6374.execmd.execsrsll.exedescription pid process target process PID 2932 wrote to memory of 2944 2932 4ba804fe87926e6e07adf034d5980feda79cd9b905125655706f0e6292be6374.exe 4ba804fe87926e6e07adf034d5980feda79cd9b905125655706f0e6292be6374.exe PID 2932 wrote to memory of 2944 2932 4ba804fe87926e6e07adf034d5980feda79cd9b905125655706f0e6292be6374.exe 4ba804fe87926e6e07adf034d5980feda79cd9b905125655706f0e6292be6374.exe PID 2932 wrote to memory of 2944 2932 4ba804fe87926e6e07adf034d5980feda79cd9b905125655706f0e6292be6374.exe 4ba804fe87926e6e07adf034d5980feda79cd9b905125655706f0e6292be6374.exe PID 2932 wrote to memory of 2944 2932 4ba804fe87926e6e07adf034d5980feda79cd9b905125655706f0e6292be6374.exe 4ba804fe87926e6e07adf034d5980feda79cd9b905125655706f0e6292be6374.exe PID 2932 wrote to memory of 2944 2932 4ba804fe87926e6e07adf034d5980feda79cd9b905125655706f0e6292be6374.exe 4ba804fe87926e6e07adf034d5980feda79cd9b905125655706f0e6292be6374.exe PID 2932 wrote to memory of 2944 2932 4ba804fe87926e6e07adf034d5980feda79cd9b905125655706f0e6292be6374.exe 4ba804fe87926e6e07adf034d5980feda79cd9b905125655706f0e6292be6374.exe PID 2932 wrote to memory of 2944 2932 4ba804fe87926e6e07adf034d5980feda79cd9b905125655706f0e6292be6374.exe 4ba804fe87926e6e07adf034d5980feda79cd9b905125655706f0e6292be6374.exe PID 2932 wrote to memory of 2944 2932 4ba804fe87926e6e07adf034d5980feda79cd9b905125655706f0e6292be6374.exe 4ba804fe87926e6e07adf034d5980feda79cd9b905125655706f0e6292be6374.exe PID 2944 wrote to memory of 556 2944 4ba804fe87926e6e07adf034d5980feda79cd9b905125655706f0e6292be6374.exe cmd.exe PID 2944 wrote to memory of 556 2944 4ba804fe87926e6e07adf034d5980feda79cd9b905125655706f0e6292be6374.exe cmd.exe PID 2944 wrote to memory of 556 2944 4ba804fe87926e6e07adf034d5980feda79cd9b905125655706f0e6292be6374.exe cmd.exe PID 2944 wrote to memory of 556 2944 4ba804fe87926e6e07adf034d5980feda79cd9b905125655706f0e6292be6374.exe cmd.exe PID 556 wrote to memory of 1824 556 cmd.exe reg.exe PID 556 wrote to memory of 1824 556 cmd.exe reg.exe PID 556 wrote to memory of 1824 556 cmd.exe reg.exe PID 556 wrote to memory of 1824 556 cmd.exe reg.exe PID 2944 wrote to memory of 1592 2944 4ba804fe87926e6e07adf034d5980feda79cd9b905125655706f0e6292be6374.exe csrsll.exe PID 2944 wrote to memory of 1592 2944 4ba804fe87926e6e07adf034d5980feda79cd9b905125655706f0e6292be6374.exe csrsll.exe PID 2944 wrote to memory of 1592 2944 4ba804fe87926e6e07adf034d5980feda79cd9b905125655706f0e6292be6374.exe csrsll.exe PID 2944 wrote to memory of 1592 2944 4ba804fe87926e6e07adf034d5980feda79cd9b905125655706f0e6292be6374.exe csrsll.exe PID 1592 wrote to memory of 1040 1592 csrsll.exe csrsll.exe PID 1592 wrote to memory of 1040 1592 csrsll.exe csrsll.exe PID 1592 wrote to memory of 1040 1592 csrsll.exe csrsll.exe PID 1592 wrote to memory of 1040 1592 csrsll.exe csrsll.exe PID 1592 wrote to memory of 1040 1592 csrsll.exe csrsll.exe PID 1592 wrote to memory of 1040 1592 csrsll.exe csrsll.exe PID 1592 wrote to memory of 1040 1592 csrsll.exe csrsll.exe PID 1592 wrote to memory of 1040 1592 csrsll.exe csrsll.exe PID 1592 wrote to memory of 1868 1592 csrsll.exe csrsll.exe PID 1592 wrote to memory of 1868 1592 csrsll.exe csrsll.exe PID 1592 wrote to memory of 1868 1592 csrsll.exe csrsll.exe PID 1592 wrote to memory of 1868 1592 csrsll.exe csrsll.exe PID 1592 wrote to memory of 1868 1592 csrsll.exe csrsll.exe PID 1592 wrote to memory of 1868 1592 csrsll.exe csrsll.exe PID 1592 wrote to memory of 1868 1592 csrsll.exe csrsll.exe PID 1592 wrote to memory of 1868 1592 csrsll.exe csrsll.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\4ba804fe87926e6e07adf034d5980feda79cd9b905125655706f0e6292be6374.exe"C:\Users\Admin\AppData\Local\Temp\4ba804fe87926e6e07adf034d5980feda79cd9b905125655706f0e6292be6374.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2932 -
C:\Users\Admin\AppData\Local\Temp\4ba804fe87926e6e07adf034d5980feda79cd9b905125655706f0e6292be6374.exe"C:\Users\Admin\AppData\Local\Temp\4ba804fe87926e6e07adf034d5980feda79cd9b905125655706f0e6292be6374.exe"2⤵
- Loads dropped DLL
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2944 -
C:\Windows\SysWOW64\cmd.execmd /c ""C:\Users\Admin\AppData\Local\Temp\VCCAI.bat" "3⤵
- Suspicious use of WriteProcessMemory
PID:556 -
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:1824 -
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:1592 -
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:1040 -
C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe"C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe"4⤵
- Executes dropped EXE
PID:1868
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
145B
MD54eb61ec7816c34ec8c125acadc57ec1b
SHA1b0015cc865c0bb1a027be663027d3829401a31cc
SHA25608375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff
SHA512f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1
-
Filesize
90KB
MD5480caf0351d9da6828dbce7a9a8dc1d8
SHA1970abf1be37fe21c1894cda4ee2120e10023ade9
SHA256db98c8f6dc085024f393a79a75f4fa36a042ab258651f2e588178854a6c289f9
SHA5123cf8c0aed44d5b2e55e522a5ccfe782f9e6ccb962b5195625f57f6aa6883c459c8062a8d36a39538b8a7e711781fdb826ff23ff5d0f66cce4081baab55a98618