Analysis
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max time kernel
147s -
max time network
154s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
20-03-2024 11:14
Behavioral task
behavioral1
Sample
d8a977071676464fe8d540d72fc99acf.exe
Resource
win7-20240221-en
General
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Target
d8a977071676464fe8d540d72fc99acf.exe
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Size
6.9MB
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MD5
d8a977071676464fe8d540d72fc99acf
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SHA1
0f6e3e5023469f58c190e1c8563b95de87ea65b4
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SHA256
b44304c86c1ed108574eab57a316b72d2602e473be5fcbff69fd4c8b067eb452
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SHA512
66ac4b77e393340efa0d6155a0da50c876c8af50d883cbc9261dd26a6894aa2db74993f62f8aa7ae49177332949025b4c6efe863d5035291c5d148ff002a8cee
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SSDEEP
196608:SHEJHZ/eTq1Gftof7bIj9yHyCkZZV5v/n1rS+slCCmFK:VpPGfiUTTBc+ymY
Malware Config
Signatures
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Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ d8a977071676464fe8d540d72fc99acf.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 d8a977071676464fe8d540d72fc99acf.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion d8a977071676464fe8d540d72fc99acf.exe -
Loads dropped DLL 2 IoCs
pid Process 2080 d8a977071676464fe8d540d72fc99acf.exe 2080 d8a977071676464fe8d540d72fc99acf.exe -
resource yara_rule behavioral1/memory/2080-0-0x0000000000400000-0x0000000000B06000-memory.dmp themida behavioral1/memory/2080-26-0x0000000000400000-0x0000000000B06000-memory.dmp themida behavioral1/memory/2080-29-0x0000000000400000-0x0000000000B06000-memory.dmp themida behavioral1/memory/2080-48-0x0000000000400000-0x0000000000B06000-memory.dmp themida -
resource yara_rule behavioral1/memory/2080-14-0x0000000066000000-0x000000006618C000-memory.dmp upx behavioral1/memory/2080-21-0x0000000066000000-0x000000006618C000-memory.dmp upx behavioral1/memory/2080-25-0x0000000066000000-0x000000006618C000-memory.dmp upx behavioral1/memory/2080-50-0x0000000066000000-0x000000006618C000-memory.dmp upx -
description ioc Process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA d8a977071676464fe8d540d72fc99acf.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
pid Process 2080 d8a977071676464fe8d540d72fc99acf.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2080 set thread context of 2424 2080 d8a977071676464fe8d540d72fc99acf.exe 31 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 2452 schtasks.exe -
Modifies registry class 64 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{888A5A60-B283-11CF-8AD5-00A0C90AEA82}\TypeLib\Version = "6.0" d8a977071676464fe8d540d72fc99acf.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{EB41E8C2-4442-11D1-8906-00A0C9110049}\TypeLib\ = "{EA544A21-C82D-11D1-A3E4-00A0C90AEA82}" d8a977071676464fe8d540d72fc99acf.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{EB41E8C4-4442-11D1-8906-00A0C9110049}\ProxyStubClsid32\ = "{00020420-0000-0000-C000-000000000046}" d8a977071676464fe8d540d72fc99acf.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{EB41E8C5-4442-11D1-8906-00A0C9110049}\TypeLib\Version = "6.0" d8a977071676464fe8d540d72fc99acf.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{8284B8A2-A8A8-11D1-A3D2-00A0C90AEA82}\TypeLib\ = "{EA544A21-C82D-11D1-A3E4-00A0C90AEA82}" d8a977071676464fe8d540d72fc99acf.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{A4C466B8-499F-101B-BB78-00AA00383CBB}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" d8a977071676464fe8d540d72fc99acf.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{C4D651F0-7697-11D1-A1E9-00A0C90F2731} d8a977071676464fe8d540d72fc99acf.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{C4D651F1-7697-11D1-A1E9-00A0C90F2731}\TypeLib\ = "{EA544A21-C82D-11D1-A3E4-00A0C90AEA82}" d8a977071676464fe8d540d72fc99acf.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{CBB76011-C508-11D1-A3E3-00A0C90AEA82}\TypeLib d8a977071676464fe8d540d72fc99acf.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{EB41E8C5-4442-11D1-8906-00A0C9110049}\TypeLib d8a977071676464fe8d540d72fc99acf.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{83C49FF0-B294-11D0-9488-00A0C91110ED}\TypeLib d8a977071676464fe8d540d72fc99acf.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{D4E0F020-720A-11CF-8136-00AA00C14959} d8a977071676464fe8d540d72fc99acf.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{D4E0F020-720A-11CF-8136-00AA00C14959}\TypeLib\Version = "6.0" d8a977071676464fe8d540d72fc99acf.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{EB41E8C2-4442-11D1-8906-00A0C9110049}\ProxyStubClsid32 d8a977071676464fe8d540d72fc99acf.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{A4C46780-499F-101B-BB78-00AA00383CBB}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" d8a977071676464fe8d540d72fc99acf.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{E43FD401-8715-11D1-98E7-00A0C9702442}\ = "IVbeRuntimeHost" d8a977071676464fe8d540d72fc99acf.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{EB41E8C3-4442-11D1-8906-00A0C9110049}\ = "_DDataBoundAndDataSourceClass" d8a977071676464fe8d540d72fc99acf.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{888A5A60-B283-11CF-8AD5-00A0C90AEA82}\TypeLib d8a977071676464fe8d540d72fc99acf.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{D5DE8D20-5BB8-11D1-A1E3-00A0C90F2731} d8a977071676464fe8d540d72fc99acf.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{45046D60-08CA-11CF-A90F-00AA0062BB4C}\TypeLib d8a977071676464fe8d540d72fc99acf.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{FCFB3D2B-A0FA-1068-A738-08002B3371B5}\TypeLib\Version = "6.0" d8a977071676464fe8d540d72fc99acf.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{A4C466B8-499F-101B-BB78-00AA00383CBB}\ProxyStubClsid32 d8a977071676464fe8d540d72fc99acf.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{A4C46780-499F-101B-BB78-00AA00383CBB}\TypeLib\Version = "6.0" d8a977071676464fe8d540d72fc99acf.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{41A7D760-6018-11CF-9016-00AA0068841E}\ProxyStubClsid32 d8a977071676464fe8d540d72fc99acf.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{BE8F9800-2AAA-11CF-AD67-00AA00614F3E}\ProxyStubClsid32 d8a977071676464fe8d540d72fc99acf.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{D4E0F020-720A-11CF-8136-00AA00C14959}\ = "DataBindings" d8a977071676464fe8d540d72fc99acf.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{D4E0F020-720A-11CF-8136-00AA00C14959}\ProxyStubClsid32 d8a977071676464fe8d540d72fc99acf.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{83C49FF0-B294-11D0-9488-00A0C91110ED}\ProxyStubClsid32 d8a977071676464fe8d540d72fc99acf.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{D5DE8D20-5BB8-11D1-A1E3-00A0C90F2731}\InProcServer32 d8a977071676464fe8d540d72fc99acf.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{E43FD401-8715-11D1-98E7-00A0C9702442}\ProxyStubClsid32 d8a977071676464fe8d540d72fc99acf.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{C4D651F2-7697-11D1-A1E9-00A0C90F2731} d8a977071676464fe8d540d72fc99acf.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{EB41E8C3-4442-11D1-8906-00A0C9110049} d8a977071676464fe8d540d72fc99acf.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{41A7D760-6018-11CF-9016-00AA0068841E}\TypeLib\Version = "6.0" d8a977071676464fe8d540d72fc99acf.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{41A7D760-6018-11CF-9016-00AA0068841E} d8a977071676464fe8d540d72fc99acf.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{B28FA150-0FF0-11CF-A911-00AA0062BB4C}\TypeLib d8a977071676464fe8d540d72fc99acf.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{8284B8A2-A8A8-11D1-A3D2-00A0C90AEA82}\ProxyStubClsid32 d8a977071676464fe8d540d72fc99acf.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{A4C46780-499F-101B-BB78-00AA00383CBB}\TypeLib\Version = "6.0" d8a977071676464fe8d540d72fc99acf.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{4495AD01-C993-11D1-A3E4-00A0C90AEA82} d8a977071676464fe8d540d72fc99acf.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{41A7D761-6018-11CF-9016-00AA0068841E}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" d8a977071676464fe8d540d72fc99acf.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{D5DE8D20-5BB8-11D1-A1E3-00A0C90F2731}\ = "VBPropertyBag" d8a977071676464fe8d540d72fc99acf.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{EB41E8C4-4442-11D1-8906-00A0C9110049}\TypeLib d8a977071676464fe8d540d72fc99acf.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{2CE46480-1A08-11CF-AD63-00AA00614F3E}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" d8a977071676464fe8d540d72fc99acf.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{7500A6BA-EB65-11D1-938D-0000F87557C9}\TypeLib d8a977071676464fe8d540d72fc99acf.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{EB41E8C1-4442-11D1-8906-00A0C9110049}\ProxyStubClsid32 d8a977071676464fe8d540d72fc99acf.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{EB41E8C1-4442-11D1-8906-00A0C9110049}\TypeLib\Version = "6.0" d8a977071676464fe8d540d72fc99acf.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{EB41E8C2-4442-11D1-8906-00A0C9110049}\TypeLib d8a977071676464fe8d540d72fc99acf.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{4495AD01-C993-11D1-A3E4-00A0C90AEA82}\TypeLib\Version = "6.0" d8a977071676464fe8d540d72fc99acf.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{BE8F9800-2AAA-11CF-AD67-00AA00614F3E}\TypeLib\ = "{EA544A21-C82D-11D1-A3E4-00A0C90AEA82}" d8a977071676464fe8d540d72fc99acf.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{EB41E8C2-4442-11D1-8906-00A0C9110049} d8a977071676464fe8d540d72fc99acf.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{D5DE8D20-5BB8-11D1-A1E3-00A0C90F2731}\InProcServer32\ThreadingModel = "Apartment" d8a977071676464fe8d540d72fc99acf.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{C4D651F1-7697-11D1-A1E9-00A0C90F2731}\TypeLib d8a977071676464fe8d540d72fc99acf.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{FCFB3D2B-A0FA-1068-A738-08002B3371B5}\TypeLib\ = "{EA544A21-C82D-11D1-A3E4-00A0C90AEA82}" d8a977071676464fe8d540d72fc99acf.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{EB41E8C5-4442-11D1-8906-00A0C9110049}\ = "_DPersistableDataSourceClass" d8a977071676464fe8d540d72fc99acf.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{2CE46480-1A08-11CF-AD63-00AA00614F3E}\ = "SelectedControls" d8a977071676464fe8d540d72fc99acf.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{8284B8A2-A8A8-11D1-A3D2-00A0C90AEA82}\TypeLib\Version = "6.0" d8a977071676464fe8d540d72fc99acf.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{737361EC-467F-11D1-810F-0000F87557AA}\TypeLib\ = "{EA544A21-C82D-11D1-A3E4-00A0C90AEA82}" d8a977071676464fe8d540d72fc99acf.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{7500A6BA-EB65-11D1-938D-0000F87557C9}\ProxyStubClsid32 d8a977071676464fe8d540d72fc99acf.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{CBB76011-C508-11D1-A3E3-00A0C90AEA82}\ = "AsyncProperty" d8a977071676464fe8d540d72fc99acf.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{FCFB3D2B-A0FA-1068-A738-08002B3371B5}\ProxyStubClsid32 d8a977071676464fe8d540d72fc99acf.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{C0324960-2AAA-11CF-AD67-00AA00614F3E}\TypeLib\ = "{EA544A21-C82D-11D1-A3E4-00A0C90AEA82}" d8a977071676464fe8d540d72fc99acf.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{83C49FF0-B294-11D0-9488-00A0C91110ED}\ = "DataMembers" d8a977071676464fe8d540d72fc99acf.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{EB41E8C1-4442-11D1-8906-00A0C9110049} d8a977071676464fe8d540d72fc99acf.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{EB41E8C3-4442-11D1-8906-00A0C9110049}\ProxyStubClsid32 d8a977071676464fe8d540d72fc99acf.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{C0324960-2AAA-11CF-AD67-00AA00614F3E} d8a977071676464fe8d540d72fc99acf.exe -
Suspicious behavior: EnumeratesProcesses 1 IoCs
pid Process 2080 d8a977071676464fe8d540d72fc99acf.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 2424 MSBuild.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 2424 MSBuild.exe Token: 33 2424 MSBuild.exe Token: SeIncBasePriorityPrivilege 2424 MSBuild.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 2080 d8a977071676464fe8d540d72fc99acf.exe 2424 MSBuild.exe -
Suspicious use of WriteProcessMemory 17 IoCs
description pid Process procid_target PID 2080 wrote to memory of 2452 2080 d8a977071676464fe8d540d72fc99acf.exe 29 PID 2080 wrote to memory of 2452 2080 d8a977071676464fe8d540d72fc99acf.exe 29 PID 2080 wrote to memory of 2452 2080 d8a977071676464fe8d540d72fc99acf.exe 29 PID 2080 wrote to memory of 2452 2080 d8a977071676464fe8d540d72fc99acf.exe 29 PID 2080 wrote to memory of 2424 2080 d8a977071676464fe8d540d72fc99acf.exe 31 PID 2080 wrote to memory of 2424 2080 d8a977071676464fe8d540d72fc99acf.exe 31 PID 2080 wrote to memory of 2424 2080 d8a977071676464fe8d540d72fc99acf.exe 31 PID 2080 wrote to memory of 2424 2080 d8a977071676464fe8d540d72fc99acf.exe 31 PID 2080 wrote to memory of 2424 2080 d8a977071676464fe8d540d72fc99acf.exe 31 PID 2080 wrote to memory of 2424 2080 d8a977071676464fe8d540d72fc99acf.exe 31 PID 2080 wrote to memory of 2424 2080 d8a977071676464fe8d540d72fc99acf.exe 31 PID 2080 wrote to memory of 2424 2080 d8a977071676464fe8d540d72fc99acf.exe 31 PID 2080 wrote to memory of 2424 2080 d8a977071676464fe8d540d72fc99acf.exe 31 PID 2080 wrote to memory of 2912 2080 d8a977071676464fe8d540d72fc99acf.exe 32 PID 2080 wrote to memory of 2912 2080 d8a977071676464fe8d540d72fc99acf.exe 32 PID 2080 wrote to memory of 2912 2080 d8a977071676464fe8d540d72fc99acf.exe 32 PID 2080 wrote to memory of 2912 2080 d8a977071676464fe8d540d72fc99acf.exe 32
Processes
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C:\Users\Admin\AppData\Local\Temp\d8a977071676464fe8d540d72fc99acf.exe"C:\Users\Admin\AppData\Local\Temp\d8a977071676464fe8d540d72fc99acf.exe"1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Loads dropped DLL
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of SetThreadContext
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2080 -
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /create /TN REV_3576 /TR "'wscript.exe' C:\Users\Admin\AppData\Roaming\{SWR2-FK23-IDQR-PRXQ-JDF9-6YT9}\\Silent.vbs C:\Users\Admin\AppData\Roaming\{SWR2-FK23-IDQR-PRXQ-JDF9-6YT9}\\REV_2807.cmd" /sc ONLOGON /RL HIGHEST /F2⤵
- Creates scheduled task(s)
PID:2452
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C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe"C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe"2⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:2424
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C:\Windows\SysWOW64\setx.exe"C:\Windows\System32\setx.exe" ProgramData "C:\ProgramData"2⤵PID:2912
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C:\Windows\system32\wbem\WmiApSrv.exeC:\Windows\system32\wbem\WmiApSrv.exe1⤵PID:280
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
1.1MB
MD59b98d47916ead4f69ef51b56b0c2323c
SHA1290a80b4ded0efc0fd00816f373fcea81a521330
SHA25696e0ae104c9662d0d20fdf59844c2d18334e5847b6c4fc7f8ce4b3b87f39887b
SHA51268b67021f228d8d71df4deb0b6388558b2f935a6aa466a12199cd37ada47ee588ea407b278d190d3a498b0ef3f5f1a2573a469b7ea5561ab2e7055c45565fe94
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Filesize
1.2MB
MD5d124f55b9393c976963407dff51ffa79
SHA12c7bbedd79791bfb866898c85b504186db610b5d
SHA256ea1e16247c848c8c171c4cd1fa17bc5a018a1fcb0c0dac25009066b6667b8eef
SHA512278fe3a4b1fbbe700e4f4483b610133e975e36e101455661d5197bd892a68839b9d555499040d200c92aefa9e3819380e395c0cd85d5fc845c6364d128a8cf06