Analysis
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max time kernel
149s -
max time network
121s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
19/03/2024, 09:40
Behavioral task
behavioral1
Sample
ca8a774cbeb6d16bd13ed22a9eb619cea79bf4f58da3090016e23d8f4968f71d.exe
Resource
win7-20240221-en
windows7-x64
13 signatures
150 seconds
Behavioral task
behavioral2
Sample
ca8a774cbeb6d16bd13ed22a9eb619cea79bf4f58da3090016e23d8f4968f71d.exe
Resource
win10v2004-20240226-en
windows10-2004-x64
13 signatures
150 seconds
General
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Target
ca8a774cbeb6d16bd13ed22a9eb619cea79bf4f58da3090016e23d8f4968f71d.exe
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Size
90KB
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MD5
5a489cc18c38d98a4360cce80bec2bfa
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SHA1
2dfc982549e2584e48d95af53a43b6035b255e5a
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SHA256
ca8a774cbeb6d16bd13ed22a9eb619cea79bf4f58da3090016e23d8f4968f71d
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SHA512
2bd28b20fa8a5fbd09ae89c10b5237803922d10c809fc01cd502329cb24f1aec821034577e625a04cb8ae9483608f25856ebe9edfae2918cbc726e09a8c9d391
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SSDEEP
1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDK:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE3Y
Score
10/10
Malware Config
Signatures
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ModiLoader, DBatLoader
ModiLoader is a Delphi loader that misuses cloud services to download other malicious families.
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Detects Windows executables referencing non-Windows User-Agents 2 IoCs
resource yara_rule behavioral1/memory/1608-291-0x0000000000400000-0x0000000000414000-memory.dmp INDICATOR_SUSPICIOUS_EXE_NoneWindowsUA behavioral1/memory/1608-298-0x0000000000400000-0x0000000000414000-memory.dmp INDICATOR_SUSPICIOUS_EXE_NoneWindowsUA -
ModiLoader Second Stage 2 IoCs
resource yara_rule behavioral1/memory/1608-291-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 behavioral1/memory/1608-298-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 -
UPX dump on OEP (original entry point) 27 IoCs
resource yara_rule behavioral1/memory/1724-0-0x0000000000400000-0x0000000000453000-memory.dmp UPX behavioral1/memory/1724-28-0x0000000000400000-0x0000000000453000-memory.dmp UPX behavioral1/memory/1724-45-0x0000000000400000-0x0000000000453000-memory.dmp UPX behavioral1/memory/1724-74-0x0000000000400000-0x0000000000453000-memory.dmp UPX behavioral1/memory/1724-83-0x0000000000400000-0x0000000000453000-memory.dmp UPX behavioral1/memory/2032-95-0x0000000000400000-0x000000000040B000-memory.dmp UPX behavioral1/memory/2032-101-0x0000000000400000-0x000000000040B000-memory.dmp UPX behavioral1/memory/2032-104-0x0000000000400000-0x000000000040B000-memory.dmp UPX behavioral1/memory/1724-105-0x0000000000400000-0x0000000000453000-memory.dmp UPX behavioral1/memory/1724-103-0x0000000000400000-0x0000000000453000-memory.dmp UPX behavioral1/memory/2032-107-0x0000000000400000-0x000000000040B000-memory.dmp UPX behavioral1/memory/2032-109-0x0000000000400000-0x000000000040B000-memory.dmp UPX behavioral1/files/0x000a000000012251-134.dat UPX behavioral1/memory/2032-136-0x0000000002C00000-0x0000000002C53000-memory.dmp UPX behavioral1/memory/2580-152-0x0000000000400000-0x0000000000453000-memory.dmp UPX behavioral1/memory/2032-169-0x0000000000400000-0x000000000040B000-memory.dmp UPX behavioral1/memory/2580-171-0x0000000000400000-0x0000000000453000-memory.dmp UPX behavioral1/memory/2580-207-0x0000000000400000-0x0000000000453000-memory.dmp UPX behavioral1/memory/2580-214-0x0000000000400000-0x0000000000453000-memory.dmp UPX behavioral1/memory/2580-234-0x0000000000400000-0x0000000000453000-memory.dmp UPX behavioral1/memory/2580-261-0x0000000000400000-0x0000000000453000-memory.dmp UPX behavioral1/memory/1608-282-0x0000000000400000-0x0000000000414000-memory.dmp UPX behavioral1/memory/2580-284-0x0000000000400000-0x0000000000453000-memory.dmp UPX behavioral1/memory/2032-287-0x0000000000400000-0x000000000040B000-memory.dmp UPX behavioral1/memory/1608-291-0x0000000000400000-0x0000000000414000-memory.dmp UPX behavioral1/memory/2268-295-0x0000000000400000-0x000000000040B000-memory.dmp UPX behavioral1/memory/1608-298-0x0000000000400000-0x0000000000414000-memory.dmp UPX -
Executes dropped EXE 3 IoCs
pid Process 2580 csrsll.exe 2268 csrsll.exe 1608 csrsll.exe -
Loads dropped DLL 5 IoCs
pid Process 2032 ca8a774cbeb6d16bd13ed22a9eb619cea79bf4f58da3090016e23d8f4968f71d.exe 2032 ca8a774cbeb6d16bd13ed22a9eb619cea79bf4f58da3090016e23d8f4968f71d.exe 2032 ca8a774cbeb6d16bd13ed22a9eb619cea79bf4f58da3090016e23d8f4968f71d.exe 2032 ca8a774cbeb6d16bd13ed22a9eb619cea79bf4f58da3090016e23d8f4968f71d.exe 2032 ca8a774cbeb6d16bd13ed22a9eb619cea79bf4f58da3090016e23d8f4968f71d.exe -
resource yara_rule behavioral1/memory/1724-0-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1724-28-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1724-45-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1724-74-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1724-83-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2032-93-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2032-95-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2032-101-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2032-104-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1724-105-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1724-103-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2032-107-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2032-109-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/files/0x000a000000012251-134.dat upx behavioral1/memory/2032-136-0x0000000002C00000-0x0000000002C53000-memory.dmp upx behavioral1/memory/2580-152-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2032-169-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2580-171-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2580-207-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2580-214-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2580-234-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2580-261-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1608-282-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral1/memory/2580-284-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2032-287-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1608-291-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral1/memory/2268-295-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1608-298-0x0000000000400000-0x0000000000414000-memory.dmp upx -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000\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 1724 set thread context of 2032 1724 ca8a774cbeb6d16bd13ed22a9eb619cea79bf4f58da3090016e23d8f4968f71d.exe 28 PID 2580 set thread context of 2268 2580 csrsll.exe 33 PID 2580 set thread context of 1608 2580 csrsll.exe 34 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeDebugPrivilege 2268 csrsll.exe Token: SeDebugPrivilege 2268 csrsll.exe Token: SeDebugPrivilege 2268 csrsll.exe Token: SeDebugPrivilege 2268 csrsll.exe Token: SeDebugPrivilege 2268 csrsll.exe Token: SeDebugPrivilege 2268 csrsll.exe Token: SeDebugPrivilege 2268 csrsll.exe Token: SeDebugPrivilege 2268 csrsll.exe Token: SeDebugPrivilege 2268 csrsll.exe Token: SeDebugPrivilege 2268 csrsll.exe Token: SeDebugPrivilege 2268 csrsll.exe Token: SeDebugPrivilege 2268 csrsll.exe Token: SeDebugPrivilege 2268 csrsll.exe Token: SeDebugPrivilege 2268 csrsll.exe Token: SeDebugPrivilege 2268 csrsll.exe Token: SeDebugPrivilege 2268 csrsll.exe Token: SeDebugPrivilege 2268 csrsll.exe Token: SeDebugPrivilege 2268 csrsll.exe Token: SeDebugPrivilege 2268 csrsll.exe Token: SeDebugPrivilege 2268 csrsll.exe Token: SeDebugPrivilege 2268 csrsll.exe Token: SeDebugPrivilege 2268 csrsll.exe Token: SeDebugPrivilege 2268 csrsll.exe Token: SeDebugPrivilege 2268 csrsll.exe Token: SeDebugPrivilege 2268 csrsll.exe Token: SeDebugPrivilege 2268 csrsll.exe Token: SeDebugPrivilege 2268 csrsll.exe Token: SeDebugPrivilege 2268 csrsll.exe Token: SeDebugPrivilege 2268 csrsll.exe Token: SeDebugPrivilege 2268 csrsll.exe Token: SeDebugPrivilege 2268 csrsll.exe Token: SeDebugPrivilege 2268 csrsll.exe Token: SeDebugPrivilege 2268 csrsll.exe Token: SeDebugPrivilege 2268 csrsll.exe Token: SeDebugPrivilege 2268 csrsll.exe Token: SeDebugPrivilege 2268 csrsll.exe Token: SeDebugPrivilege 2268 csrsll.exe Token: SeDebugPrivilege 2268 csrsll.exe Token: SeDebugPrivilege 2268 csrsll.exe Token: SeDebugPrivilege 2268 csrsll.exe Token: SeDebugPrivilege 2268 csrsll.exe Token: SeDebugPrivilege 2268 csrsll.exe Token: SeDebugPrivilege 2268 csrsll.exe Token: SeDebugPrivilege 2268 csrsll.exe Token: SeDebugPrivilege 2268 csrsll.exe Token: SeDebugPrivilege 2268 csrsll.exe Token: SeDebugPrivilege 2268 csrsll.exe Token: SeDebugPrivilege 2268 csrsll.exe Token: SeDebugPrivilege 2268 csrsll.exe Token: SeDebugPrivilege 2268 csrsll.exe Token: SeDebugPrivilege 2268 csrsll.exe Token: SeDebugPrivilege 2268 csrsll.exe Token: SeDebugPrivilege 2268 csrsll.exe Token: SeDebugPrivilege 2268 csrsll.exe Token: SeDebugPrivilege 2268 csrsll.exe Token: SeDebugPrivilege 2268 csrsll.exe Token: SeDebugPrivilege 2268 csrsll.exe Token: SeDebugPrivilege 2268 csrsll.exe Token: SeDebugPrivilege 2268 csrsll.exe Token: SeDebugPrivilege 2268 csrsll.exe Token: SeDebugPrivilege 2268 csrsll.exe Token: SeDebugPrivilege 2268 csrsll.exe Token: SeDebugPrivilege 2268 csrsll.exe Token: SeDebugPrivilege 2268 csrsll.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 1724 ca8a774cbeb6d16bd13ed22a9eb619cea79bf4f58da3090016e23d8f4968f71d.exe 2032 ca8a774cbeb6d16bd13ed22a9eb619cea79bf4f58da3090016e23d8f4968f71d.exe 2580 csrsll.exe 2268 csrsll.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 1724 wrote to memory of 2032 1724 ca8a774cbeb6d16bd13ed22a9eb619cea79bf4f58da3090016e23d8f4968f71d.exe 28 PID 1724 wrote to memory of 2032 1724 ca8a774cbeb6d16bd13ed22a9eb619cea79bf4f58da3090016e23d8f4968f71d.exe 28 PID 1724 wrote to memory of 2032 1724 ca8a774cbeb6d16bd13ed22a9eb619cea79bf4f58da3090016e23d8f4968f71d.exe 28 PID 1724 wrote to memory of 2032 1724 ca8a774cbeb6d16bd13ed22a9eb619cea79bf4f58da3090016e23d8f4968f71d.exe 28 PID 1724 wrote to memory of 2032 1724 ca8a774cbeb6d16bd13ed22a9eb619cea79bf4f58da3090016e23d8f4968f71d.exe 28 PID 1724 wrote to memory of 2032 1724 ca8a774cbeb6d16bd13ed22a9eb619cea79bf4f58da3090016e23d8f4968f71d.exe 28 PID 1724 wrote to memory of 2032 1724 ca8a774cbeb6d16bd13ed22a9eb619cea79bf4f58da3090016e23d8f4968f71d.exe 28 PID 1724 wrote to memory of 2032 1724 ca8a774cbeb6d16bd13ed22a9eb619cea79bf4f58da3090016e23d8f4968f71d.exe 28 PID 2032 wrote to memory of 2640 2032 ca8a774cbeb6d16bd13ed22a9eb619cea79bf4f58da3090016e23d8f4968f71d.exe 29 PID 2032 wrote to memory of 2640 2032 ca8a774cbeb6d16bd13ed22a9eb619cea79bf4f58da3090016e23d8f4968f71d.exe 29 PID 2032 wrote to memory of 2640 2032 ca8a774cbeb6d16bd13ed22a9eb619cea79bf4f58da3090016e23d8f4968f71d.exe 29 PID 2032 wrote to memory of 2640 2032 ca8a774cbeb6d16bd13ed22a9eb619cea79bf4f58da3090016e23d8f4968f71d.exe 29 PID 2640 wrote to memory of 2752 2640 cmd.exe 31 PID 2640 wrote to memory of 2752 2640 cmd.exe 31 PID 2640 wrote to memory of 2752 2640 cmd.exe 31 PID 2640 wrote to memory of 2752 2640 cmd.exe 31 PID 2032 wrote to memory of 2580 2032 ca8a774cbeb6d16bd13ed22a9eb619cea79bf4f58da3090016e23d8f4968f71d.exe 32 PID 2032 wrote to memory of 2580 2032 ca8a774cbeb6d16bd13ed22a9eb619cea79bf4f58da3090016e23d8f4968f71d.exe 32 PID 2032 wrote to memory of 2580 2032 ca8a774cbeb6d16bd13ed22a9eb619cea79bf4f58da3090016e23d8f4968f71d.exe 32 PID 2032 wrote to memory of 2580 2032 ca8a774cbeb6d16bd13ed22a9eb619cea79bf4f58da3090016e23d8f4968f71d.exe 32 PID 2580 wrote to memory of 2268 2580 csrsll.exe 33 PID 2580 wrote to memory of 2268 2580 csrsll.exe 33 PID 2580 wrote to memory of 2268 2580 csrsll.exe 33 PID 2580 wrote to memory of 2268 2580 csrsll.exe 33 PID 2580 wrote to memory of 2268 2580 csrsll.exe 33 PID 2580 wrote to memory of 2268 2580 csrsll.exe 33 PID 2580 wrote to memory of 2268 2580 csrsll.exe 33 PID 2580 wrote to memory of 2268 2580 csrsll.exe 33 PID 2580 wrote to memory of 1608 2580 csrsll.exe 34 PID 2580 wrote to memory of 1608 2580 csrsll.exe 34 PID 2580 wrote to memory of 1608 2580 csrsll.exe 34 PID 2580 wrote to memory of 1608 2580 csrsll.exe 34 PID 2580 wrote to memory of 1608 2580 csrsll.exe 34 PID 2580 wrote to memory of 1608 2580 csrsll.exe 34 PID 2580 wrote to memory of 1608 2580 csrsll.exe 34 PID 2580 wrote to memory of 1608 2580 csrsll.exe 34
Processes
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C:\Users\Admin\AppData\Local\Temp\ca8a774cbeb6d16bd13ed22a9eb619cea79bf4f58da3090016e23d8f4968f71d.exe"C:\Users\Admin\AppData\Local\Temp\ca8a774cbeb6d16bd13ed22a9eb619cea79bf4f58da3090016e23d8f4968f71d.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1724 -
C:\Users\Admin\AppData\Local\Temp\ca8a774cbeb6d16bd13ed22a9eb619cea79bf4f58da3090016e23d8f4968f71d.exe"C:\Users\Admin\AppData\Local\Temp\ca8a774cbeb6d16bd13ed22a9eb619cea79bf4f58da3090016e23d8f4968f71d.exe"2⤵
- Loads dropped DLL
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2032 -
C:\Windows\SysWOW64\cmd.execmd /c ""C:\Users\Admin\AppData\Local\Temp\HMIJU.bat" "3⤵
- Suspicious use of WriteProcessMemory
PID:2640 -
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:2752
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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:2580 -
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:2268
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C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe"C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe"4⤵
- Executes dropped EXE
PID:1608
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
145B
MD54eb61ec7816c34ec8c125acadc57ec1b
SHA1b0015cc865c0bb1a027be663027d3829401a31cc
SHA25608375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff
SHA512f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1
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Filesize
90KB
MD5aae29f92756ca32d703d267de77fac30
SHA1beb53247b24a058973218c5703b0dffdf6a9593f
SHA2569be2977ec10bde2c2eb4c57f228df68c572ffec6110feb14985bab702d338185
SHA5125108d9f3310048b33357bfcf843baba53e9a7f2f53cbdcfb71242bf5af62819c025dc83dbacb5626cf17dbb2cea647992c0783d9c1e38d2fd96725a3e9b6325e