Analysis
-
max time kernel
149s -
max time network
123s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
01/12/2024, 22:13
Behavioral task
behavioral1
Sample
1f2853bfe42010331e924cefe073df4a1e0d01bff3a6aab54c3f36de698dc912.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
1f2853bfe42010331e924cefe073df4a1e0d01bff3a6aab54c3f36de698dc912.exe
Resource
win10v2004-20241007-en
General
-
Target
1f2853bfe42010331e924cefe073df4a1e0d01bff3a6aab54c3f36de698dc912.exe
-
Size
90KB
-
MD5
6c9edf4ef86739c3ffa917a861cf6dcb
-
SHA1
6392dbc07f5a6d422cbca431dffe39b89b28f9aa
-
SHA256
1f2853bfe42010331e924cefe073df4a1e0d01bff3a6aab54c3f36de698dc912
-
SHA512
f3e60615290495eedf983a82f5e006783981228b04dac4b6493ad2b94475dceb51930b60b6848a0932acbca1b85a66b099c27d20db96820fe081c6cf17cc93e8
-
SSDEEP
1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDj:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE3h
Malware Config
Signatures
-
ModiLoader, DBatLoader
ModiLoader is a Delphi loader that misuses cloud services to download other malicious families.
-
Modiloader family
-
ModiLoader Second Stage 2 IoCs
resource yara_rule behavioral1/memory/3036-256-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 behavioral1/memory/3036-263-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 -
Executes dropped EXE 3 IoCs
pid Process 2024 csrsll.exe 1748 csrsll.exe 3036 csrsll.exe -
Loads dropped DLL 5 IoCs
pid Process 2640 1f2853bfe42010331e924cefe073df4a1e0d01bff3a6aab54c3f36de698dc912.exe 2640 1f2853bfe42010331e924cefe073df4a1e0d01bff3a6aab54c3f36de698dc912.exe 2640 1f2853bfe42010331e924cefe073df4a1e0d01bff3a6aab54c3f36de698dc912.exe 2640 1f2853bfe42010331e924cefe073df4a1e0d01bff3a6aab54c3f36de698dc912.exe 2640 1f2853bfe42010331e924cefe073df4a1e0d01bff3a6aab54c3f36de698dc912.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\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 2120 set thread context of 2640 2120 1f2853bfe42010331e924cefe073df4a1e0d01bff3a6aab54c3f36de698dc912.exe 30 PID 2024 set thread context of 1748 2024 csrsll.exe 36 PID 2024 set thread context of 3036 2024 csrsll.exe 37 -
resource yara_rule behavioral1/memory/2120-0-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2120-26-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2120-84-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2120-91-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2640-108-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2640-105-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2640-104-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2120-102-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2640-100-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2640-96-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2640-94-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2120-81-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/files/0x000c000000012266-133.dat upx behavioral1/memory/2024-151-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2640-154-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2024-214-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2640-261-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2024-258-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/3036-256-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral1/memory/1748-255-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1748-262-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/3036-263-0x0000000000400000-0x0000000000414000-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 reg.exe 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 csrsll.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 1f2853bfe42010331e924cefe073df4a1e0d01bff3a6aab54c3f36de698dc912.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 1f2853bfe42010331e924cefe073df4a1e0d01bff3a6aab54c3f36de698dc912.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe -
Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeDebugPrivilege 1748 csrsll.exe Token: SeDebugPrivilege 1748 csrsll.exe Token: SeDebugPrivilege 1748 csrsll.exe Token: SeDebugPrivilege 1748 csrsll.exe Token: SeDebugPrivilege 1748 csrsll.exe Token: SeDebugPrivilege 1748 csrsll.exe Token: SeDebugPrivilege 1748 csrsll.exe Token: SeDebugPrivilege 1748 csrsll.exe Token: SeDebugPrivilege 1748 csrsll.exe Token: SeDebugPrivilege 1748 csrsll.exe Token: SeDebugPrivilege 1748 csrsll.exe Token: SeDebugPrivilege 1748 csrsll.exe Token: SeDebugPrivilege 1748 csrsll.exe Token: SeDebugPrivilege 1748 csrsll.exe Token: SeDebugPrivilege 1748 csrsll.exe Token: SeDebugPrivilege 1748 csrsll.exe Token: SeDebugPrivilege 1748 csrsll.exe Token: SeDebugPrivilege 1748 csrsll.exe Token: SeDebugPrivilege 1748 csrsll.exe Token: SeDebugPrivilege 1748 csrsll.exe Token: SeDebugPrivilege 1748 csrsll.exe Token: SeDebugPrivilege 1748 csrsll.exe Token: SeDebugPrivilege 1748 csrsll.exe Token: SeDebugPrivilege 1748 csrsll.exe Token: SeDebugPrivilege 1748 csrsll.exe Token: SeDebugPrivilege 1748 csrsll.exe Token: SeDebugPrivilege 1748 csrsll.exe Token: SeDebugPrivilege 1748 csrsll.exe Token: SeDebugPrivilege 1748 csrsll.exe Token: SeDebugPrivilege 1748 csrsll.exe Token: SeDebugPrivilege 1748 csrsll.exe Token: SeDebugPrivilege 1748 csrsll.exe Token: SeDebugPrivilege 1748 csrsll.exe Token: SeDebugPrivilege 1748 csrsll.exe Token: SeDebugPrivilege 1748 csrsll.exe Token: SeDebugPrivilege 1748 csrsll.exe Token: SeDebugPrivilege 1748 csrsll.exe Token: SeDebugPrivilege 1748 csrsll.exe Token: SeDebugPrivilege 1748 csrsll.exe Token: SeDebugPrivilege 1748 csrsll.exe Token: SeDebugPrivilege 1748 csrsll.exe Token: SeDebugPrivilege 1748 csrsll.exe Token: SeDebugPrivilege 1748 csrsll.exe Token: SeDebugPrivilege 1748 csrsll.exe Token: SeDebugPrivilege 1748 csrsll.exe Token: SeDebugPrivilege 1748 csrsll.exe Token: SeDebugPrivilege 1748 csrsll.exe Token: SeDebugPrivilege 1748 csrsll.exe Token: SeDebugPrivilege 1748 csrsll.exe Token: SeDebugPrivilege 1748 csrsll.exe Token: SeDebugPrivilege 1748 csrsll.exe Token: SeDebugPrivilege 1748 csrsll.exe Token: SeDebugPrivilege 1748 csrsll.exe Token: SeDebugPrivilege 1748 csrsll.exe Token: SeDebugPrivilege 1748 csrsll.exe Token: SeDebugPrivilege 1748 csrsll.exe Token: SeDebugPrivilege 1748 csrsll.exe Token: SeDebugPrivilege 1748 csrsll.exe Token: SeDebugPrivilege 1748 csrsll.exe Token: SeDebugPrivilege 1748 csrsll.exe Token: SeDebugPrivilege 1748 csrsll.exe Token: SeDebugPrivilege 1748 csrsll.exe Token: SeDebugPrivilege 1748 csrsll.exe Token: SeDebugPrivilege 1748 csrsll.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 2120 1f2853bfe42010331e924cefe073df4a1e0d01bff3a6aab54c3f36de698dc912.exe 2640 1f2853bfe42010331e924cefe073df4a1e0d01bff3a6aab54c3f36de698dc912.exe 2024 csrsll.exe 1748 csrsll.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 2120 wrote to memory of 2640 2120 1f2853bfe42010331e924cefe073df4a1e0d01bff3a6aab54c3f36de698dc912.exe 30 PID 2120 wrote to memory of 2640 2120 1f2853bfe42010331e924cefe073df4a1e0d01bff3a6aab54c3f36de698dc912.exe 30 PID 2120 wrote to memory of 2640 2120 1f2853bfe42010331e924cefe073df4a1e0d01bff3a6aab54c3f36de698dc912.exe 30 PID 2120 wrote to memory of 2640 2120 1f2853bfe42010331e924cefe073df4a1e0d01bff3a6aab54c3f36de698dc912.exe 30 PID 2120 wrote to memory of 2640 2120 1f2853bfe42010331e924cefe073df4a1e0d01bff3a6aab54c3f36de698dc912.exe 30 PID 2120 wrote to memory of 2640 2120 1f2853bfe42010331e924cefe073df4a1e0d01bff3a6aab54c3f36de698dc912.exe 30 PID 2120 wrote to memory of 2640 2120 1f2853bfe42010331e924cefe073df4a1e0d01bff3a6aab54c3f36de698dc912.exe 30 PID 2120 wrote to memory of 2640 2120 1f2853bfe42010331e924cefe073df4a1e0d01bff3a6aab54c3f36de698dc912.exe 30 PID 2640 wrote to memory of 1464 2640 1f2853bfe42010331e924cefe073df4a1e0d01bff3a6aab54c3f36de698dc912.exe 31 PID 2640 wrote to memory of 1464 2640 1f2853bfe42010331e924cefe073df4a1e0d01bff3a6aab54c3f36de698dc912.exe 31 PID 2640 wrote to memory of 1464 2640 1f2853bfe42010331e924cefe073df4a1e0d01bff3a6aab54c3f36de698dc912.exe 31 PID 2640 wrote to memory of 1464 2640 1f2853bfe42010331e924cefe073df4a1e0d01bff3a6aab54c3f36de698dc912.exe 31 PID 1464 wrote to memory of 2828 1464 cmd.exe 33 PID 1464 wrote to memory of 2828 1464 cmd.exe 33 PID 1464 wrote to memory of 2828 1464 cmd.exe 33 PID 1464 wrote to memory of 2828 1464 cmd.exe 33 PID 2640 wrote to memory of 2024 2640 1f2853bfe42010331e924cefe073df4a1e0d01bff3a6aab54c3f36de698dc912.exe 34 PID 2640 wrote to memory of 2024 2640 1f2853bfe42010331e924cefe073df4a1e0d01bff3a6aab54c3f36de698dc912.exe 34 PID 2640 wrote to memory of 2024 2640 1f2853bfe42010331e924cefe073df4a1e0d01bff3a6aab54c3f36de698dc912.exe 34 PID 2640 wrote to memory of 2024 2640 1f2853bfe42010331e924cefe073df4a1e0d01bff3a6aab54c3f36de698dc912.exe 34 PID 2024 wrote to memory of 1748 2024 csrsll.exe 36 PID 2024 wrote to memory of 1748 2024 csrsll.exe 36 PID 2024 wrote to memory of 1748 2024 csrsll.exe 36 PID 2024 wrote to memory of 1748 2024 csrsll.exe 36 PID 2024 wrote to memory of 1748 2024 csrsll.exe 36 PID 2024 wrote to memory of 1748 2024 csrsll.exe 36 PID 2024 wrote to memory of 1748 2024 csrsll.exe 36 PID 2024 wrote to memory of 1748 2024 csrsll.exe 36 PID 2024 wrote to memory of 3036 2024 csrsll.exe 37 PID 2024 wrote to memory of 3036 2024 csrsll.exe 37 PID 2024 wrote to memory of 3036 2024 csrsll.exe 37 PID 2024 wrote to memory of 3036 2024 csrsll.exe 37 PID 2024 wrote to memory of 3036 2024 csrsll.exe 37 PID 2024 wrote to memory of 3036 2024 csrsll.exe 37 PID 2024 wrote to memory of 3036 2024 csrsll.exe 37 PID 2024 wrote to memory of 3036 2024 csrsll.exe 37
Processes
-
C:\Users\Admin\AppData\Local\Temp\1f2853bfe42010331e924cefe073df4a1e0d01bff3a6aab54c3f36de698dc912.exe"C:\Users\Admin\AppData\Local\Temp\1f2853bfe42010331e924cefe073df4a1e0d01bff3a6aab54c3f36de698dc912.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2120 -
C:\Users\Admin\AppData\Local\Temp\1f2853bfe42010331e924cefe073df4a1e0d01bff3a6aab54c3f36de698dc912.exe"C:\Users\Admin\AppData\Local\Temp\1f2853bfe42010331e924cefe073df4a1e0d01bff3a6aab54c3f36de698dc912.exe"2⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2640 -
C:\Windows\SysWOW64\cmd.execmd /c ""C:\Users\Admin\AppData\Local\Temp\IHUBK.bat" "3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1464 -
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:2828
-
-
-
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:2024 -
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:1748
-
-
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:3036
-
-
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
145B
MD54eb61ec7816c34ec8c125acadc57ec1b
SHA1b0015cc865c0bb1a027be663027d3829401a31cc
SHA25608375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff
SHA512f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1
-
Filesize
90KB
MD5c72bcf2fc67d348e95ec41a60ba461c1
SHA1318048c3715b99a440ba745ee28673dc4c97bd8c
SHA256fbae529adb9b6ba55641d8f326673562aa23f78103aa67645e81032a04c404c0
SHA512c41b88e8f8b87fc0bdfc981ff7c3b04dfd9e3053aca6b3030ee3111cde7ab2cc8d6e2ffdf532574797c2e5c723a95afe34f1a6418334039ff04e21770523b71f