Analysis
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max time kernel
146s -
max time network
150s -
platform
windows10-1703_x64 -
resource
win10-20230220-en -
resource tags
arch:x64arch:x86image:win10-20230220-enlocale:en-usos:windows10-1703-x64system -
submitted
24-04-2023 15:44
Static task
static1
General
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Target
797575606aa8f510d7d84596fcc81180354f0b65ec50ed5864ad6c18d15f3086.exe
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Size
444KB
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MD5
5e47839bb7868d6ea77f97d8b3b5f51f
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SHA1
eeb2b70d4d4e787468907e9d5cb36cc9f4f1bd99
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SHA256
797575606aa8f510d7d84596fcc81180354f0b65ec50ed5864ad6c18d15f3086
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SHA512
fc1d13bc8e2684161efb315f428b51f175e347afe0a6db1c70f676a3fcb3ce8610c5d191a0dfa9988e1ee59f29de38e677d7849d479ca79f6d2a4895d181d301
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SSDEEP
6144:SlLB1mQ1RiF2G1XZgaKikWOEaKXdK0qnUECOkG:SlL7xiF2GxZlKPEa0gUM
Malware Config
Extracted
vidar
3.5
2234cb18bdcd93ea6f4e5f1473025a81
https://steamcommunity.com/profiles/76561199497218285
https://t.me/tg_duckworld
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profile_id_v2
2234cb18bdcd93ea6f4e5f1473025a81
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user_agent
Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/90.0.4430.93 Safari/537.36 Vivaldi/3.7
Extracted
laplas
http://89.23.97.128
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api_key
bc2dceabe69fa26dbf4dd8295d65e03e1990633a88c1c8410825c9266b239396
Signatures
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Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 2 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ 09391135130609392560.exe Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ ntlhost.exe -
Downloads MZ/PE file
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Checks BIOS information in registry 2 TTPs 4 IoCs
BIOS information is often read in order to detect sandboxing environments.
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion 09391135130609392560.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion 09391135130609392560.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion ntlhost.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion ntlhost.exe -
Executes dropped EXE 3 IoCs
pid Process 3804 09391135130609392560.exe 4972 46648358135014675953.exe 4592 ntlhost.exe -
Loads dropped DLL 2 IoCs
pid Process 780 797575606aa8f510d7d84596fcc81180354f0b65ec50ed5864ad6c18d15f3086.exe 780 797575606aa8f510d7d84596fcc81180354f0b65ec50ed5864ad6c18d15f3086.exe -
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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resource yara_rule behavioral1/files/0x000700000001af22-215.dat upx behavioral1/files/0x000700000001af22-216.dat upx behavioral1/memory/4972-218-0x0000000001000000-0x0000000001E64000-memory.dmp upx behavioral1/memory/4972-220-0x0000000001000000-0x0000000001E64000-memory.dmp upx -
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
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Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-640001698-3754512395-3275565439-1000\Software\Microsoft\Windows\CurrentVersion\Run\NTSystem = "C:\\Users\\Admin\\AppData\\Roaming\\NTSystem\\ntlhost.exe" 09391135130609392560.exe -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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description ioc Process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA 09391135130609392560.exe Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA ntlhost.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
pid Process 3804 09391135130609392560.exe 4592 ntlhost.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 797575606aa8f510d7d84596fcc81180354f0b65ec50ed5864ad6c18d15f3086.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString 797575606aa8f510d7d84596fcc81180354f0b65ec50ed5864ad6c18d15f3086.exe -
Delays execution with timeout.exe 1 IoCs
pid Process 4996 timeout.exe -
GoLang User-Agent 1 IoCs
Uses default user-agent string defined by GoLang HTTP packages.
description flow ioc HTTP User-Agent header 26 Go-http-client/1.1 -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 780 797575606aa8f510d7d84596fcc81180354f0b65ec50ed5864ad6c18d15f3086.exe 780 797575606aa8f510d7d84596fcc81180354f0b65ec50ed5864ad6c18d15f3086.exe -
Suspicious use of WriteProcessMemory 16 IoCs
description pid Process procid_target PID 780 wrote to memory of 3804 780 797575606aa8f510d7d84596fcc81180354f0b65ec50ed5864ad6c18d15f3086.exe 67 PID 780 wrote to memory of 3804 780 797575606aa8f510d7d84596fcc81180354f0b65ec50ed5864ad6c18d15f3086.exe 67 PID 780 wrote to memory of 4972 780 797575606aa8f510d7d84596fcc81180354f0b65ec50ed5864ad6c18d15f3086.exe 69 PID 780 wrote to memory of 4972 780 797575606aa8f510d7d84596fcc81180354f0b65ec50ed5864ad6c18d15f3086.exe 69 PID 780 wrote to memory of 4856 780 797575606aa8f510d7d84596fcc81180354f0b65ec50ed5864ad6c18d15f3086.exe 70 PID 780 wrote to memory of 4856 780 797575606aa8f510d7d84596fcc81180354f0b65ec50ed5864ad6c18d15f3086.exe 70 PID 780 wrote to memory of 4856 780 797575606aa8f510d7d84596fcc81180354f0b65ec50ed5864ad6c18d15f3086.exe 70 PID 4972 wrote to memory of 516 4972 46648358135014675953.exe 71 PID 4972 wrote to memory of 516 4972 46648358135014675953.exe 71 PID 516 wrote to memory of 4524 516 cmd.exe 74 PID 516 wrote to memory of 4524 516 cmd.exe 74 PID 4856 wrote to memory of 4996 4856 cmd.exe 76 PID 4856 wrote to memory of 4996 4856 cmd.exe 76 PID 4856 wrote to memory of 4996 4856 cmd.exe 76 PID 3804 wrote to memory of 4592 3804 09391135130609392560.exe 75 PID 3804 wrote to memory of 4592 3804 09391135130609392560.exe 75
Processes
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C:\Users\Admin\AppData\Local\Temp\797575606aa8f510d7d84596fcc81180354f0b65ec50ed5864ad6c18d15f3086.exe"C:\Users\Admin\AppData\Local\Temp\797575606aa8f510d7d84596fcc81180354f0b65ec50ed5864ad6c18d15f3086.exe"1⤵
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:780 -
C:\ProgramData\09391135130609392560.exe"C:\ProgramData\09391135130609392560.exe"2⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Executes dropped EXE
- Adds Run key to start application
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of WriteProcessMemory
PID:3804 -
C:\Users\Admin\AppData\Roaming\NTSystem\ntlhost.exeC:\Users\Admin\AppData\Roaming\NTSystem\ntlhost.exe3⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Executes dropped EXE
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
PID:4592
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C:\ProgramData\46648358135014675953.exe"C:\ProgramData\46648358135014675953.exe"2⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:4972 -
C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /C choice /C Y /N /D Y /T 0 &Del C:\ProgramData\46648358135014675953.exe3⤵
- Suspicious use of WriteProcessMemory
PID:516 -
C:\Windows\system32\choice.exechoice /C Y /N /D Y /T 04⤵PID:4524
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c timeout /t 6 & del /f /q "C:\Users\Admin\AppData\Local\Temp\797575606aa8f510d7d84596fcc81180354f0b65ec50ed5864ad6c18d15f3086.exe" & exit2⤵
- Suspicious use of WriteProcessMemory
PID:4856 -
C:\Windows\SysWOW64\timeout.exetimeout /t 63⤵
- Delays execution with timeout.exe
PID:4996
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
3.0MB
MD5e81570d802d26df3dde953770c8c9766
SHA1d8df423343b59f8b53f10722b023622477e5fb31
SHA256e1290a9463ef7d1d61645b7d3fd3e4a7518023091f85ab4085308f70d437707f
SHA5121d03bc26a97b4eb680fe9d1996c525e086f6efcb40db2946e7297544a85cd0b6999ac03ed11048dc424631a643ba95a0624865351e86fb76ebc61641c73b7778
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Filesize
3.0MB
MD5e81570d802d26df3dde953770c8c9766
SHA1d8df423343b59f8b53f10722b023622477e5fb31
SHA256e1290a9463ef7d1d61645b7d3fd3e4a7518023091f85ab4085308f70d437707f
SHA5121d03bc26a97b4eb680fe9d1996c525e086f6efcb40db2946e7297544a85cd0b6999ac03ed11048dc424631a643ba95a0624865351e86fb76ebc61641c73b7778
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Filesize
4.3MB
MD5196a4cdba36b3fe8f82a215732c486b4
SHA19186f53143e01b28af100e1000eb443e6afbe292
SHA256651e80215fee5757287bd028e7cda4a67865f0c6e0cad46c82706bf0e2565478
SHA5125e0fc394e6cf8ee16f1227ebbb3ef02ad17c0da9bbf1c51ebcec4ca9343d6993305b26bf2f8ab0b326a2af87797a6d75bc2c544bf8503f3d55347d47ec159143
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Filesize
4.3MB
MD5196a4cdba36b3fe8f82a215732c486b4
SHA19186f53143e01b28af100e1000eb443e6afbe292
SHA256651e80215fee5757287bd028e7cda4a67865f0c6e0cad46c82706bf0e2565478
SHA5125e0fc394e6cf8ee16f1227ebbb3ef02ad17c0da9bbf1c51ebcec4ca9343d6993305b26bf2f8ab0b326a2af87797a6d75bc2c544bf8503f3d55347d47ec159143
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Filesize
477.4MB
MD504d15d41953e72bdf1d304fda314df58
SHA1b556e291e0a222587c948f1ac67c1a9c9ccd3615
SHA25625b10feeb9643f5e7da9e0e8f89c7e8f96fb222f681da8988d0ca9a7d34fd6bb
SHA512315c3eb44417468ece080029cae43f7eb69749121217b10ee8d3d5368c91dda1990b98d28be8f8dc469ca69176b3cfd7ecdf1e71c2acea15cd7478b34887e77a
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Filesize
455.0MB
MD5e604b37872004055aba480fa86d1e15e
SHA15725b0304dad8b889ea8a546b4ee6c0d87481590
SHA256a7747147c2e15dd845f4332ca9cad5de65864619f04716d2d813fec193780595
SHA512c146828b94f97d62f82fb690f7d2b4b473384f6ed3771de72d6014be3ace8692288af940ffe1d11d905362d13eee789b700c553deff4d0b632b51786ac660325
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Filesize
452.4MB
MD5fa152b66ad145cf6cbe1d092331c1186
SHA1088a1124b7e522479071ab0338f033586bd2d5fb
SHA256d93dd8ad2e8db7800d514aca9e9130b594a16952edf69e9f0f35fba05a64deb5
SHA5124f641207ce7874f6072c73d2f26cfa3a97a772147ba595ccfa5622b142c42498e66d72c406ffbab065af2d0f08d2f3fddc88ea14f25fb9d6aa1676bbcac92a8f
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Filesize
593KB
MD5c8fd9be83bc728cc04beffafc2907fe9
SHA195ab9f701e0024cedfbd312bcfe4e726744c4f2e
SHA256ba06a6ee0b15f5be5c4e67782eec8b521e36c107a329093ec400fe0404eb196a
SHA512fbb446f4a27ef510e616caad52945d6c9cc1fd063812c41947e579ec2b54df57c6dc46237ded80fca5847f38cbe1747a6c66a13e2c8c19c664a72be35eb8b040
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Filesize
2.0MB
MD51cc453cdf74f31e4d913ff9c10acdde2
SHA16e85eae544d6e965f15fa5c39700fa7202f3aafe
SHA256ac5c92fe6c51cfa742e475215b83b3e11a4379820043263bf50d4068686c6fa5
SHA512dd9ff4e06b00dc831439bab11c10e9b2ae864ea6e780d3835ea7468818f35439f352ef137da111efcdf2bb6465f6ca486719451bf6cf32c6a4420a56b1d64571